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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
hep-ph/9910466 | Chaehyun Yu | Kang Young Lee, Seong Chan Park, H. S. Song, Jeonhyeon Song, and
Chaehyun Yu | Spin configuration of top quark pair production with large extra
dimensions at photon-photon colliders | 18 pages, 4 figures, ReVTeX | Phys.Rev. D61 (2000) 074005 | 10.1103/PhysRevD.61.074005 | SNUTP 99-047 | hep-ph | null | Top quark pair production at photon-photon colliders is studied in low scale
quantum gravity scenario. From the dependence of the cross sections on the spin
configuration of the top quark and anti-quark, we introduce a new observable,
top spin asymmetry. It is shown that there exists a special top spin basis
where wi... | [
{
"created": "Mon, 25 Oct 1999 03:25:05 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Lee",
"Kang Young",
""
],
[
"Park",
"Seong Chan",
""
],
[
"Song",
"H. S.",
""
],
[
"Song",
"Jeonhyeon",
""
],
[
"Yu",
"Chaehyun",
""
]
] | Top quark pair production at photon-photon colliders is studied in low scale quantum gravity scenario. From the dependence of the cross sections on the spin configuration of the top quark and anti-quark, we introduce a new observable, top spin asymmetry. It is shown that there exists a special top spin basis where with... |
2201.05851 | Liangliang Liu | Liang-Liang Liu, Su-Jun Cui, Jing Xu, Xin-Heng Guo | Forward-backward asymmetries in $\Lambda_b \rightarrow \Lambda l^+ l^-$
in Bethe-Salpeter equation approach | null | chinese physics c 2022, 46(9): 093106 | 10.1088/1674-1137/ac7041 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Using the Bethe-Salpeter equation (BSE) we investigate the forward-backward
asymmetries $( A_{FB}) $ in $\Lambda_b \rightarrow \Lambda l^+
l^-(l=e,\mu,\tau)$ in the quark-diquark model. This approach provides precise
form factors that are different from those of QCD sum rules. We calculate the
rare decay form factors... | [
{
"created": "Sat, 15 Jan 2022 13:50:56 GMT",
"version": "v1"
},
{
"created": "Thu, 21 Apr 2022 13:16:34 GMT",
"version": "v2"
},
{
"created": "Mon, 9 May 2022 12:06:37 GMT",
"version": "v3"
}
] | 2022-08-29 | [
[
"Liu",
"Liang-Liang",
""
],
[
"Cui",
"Su-Jun",
""
],
[
"Xu",
"Jing",
""
],
[
"Guo",
"Xin-Heng",
""
]
] | Using the Bethe-Salpeter equation (BSE) we investigate the forward-backward asymmetries $( A_{FB}) $ in $\Lambda_b \rightarrow \Lambda l^+ l^-(l=e,\mu,\tau)$ in the quark-diquark model. This approach provides precise form factors that are different from those of QCD sum rules. We calculate the rare decay form factors f... |
1808.06828 | Vincenzo Afferrante | Vincenzo Afferrante, Guido Martinelli | Study of Anomalies in Exclusive Semileptonic B Decays | 7 pages, 4 figures, An Alpine LHC Physics Summit (ALPS2018) - Young
Scientist Forum Proceedings | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Our Vcb extraction is based on recent Belle results, with unfolded
kinematical dependence. We use two different parameterizations of the form
factors, the CLN and BGL parameterizations. We discuss how the known
discrepancy between the inclusive and exclusive determinations of Vcb depends
on an underestimate of the un... | [
{
"created": "Tue, 21 Aug 2018 10:08:31 GMT",
"version": "v1"
},
{
"created": "Fri, 24 Aug 2018 09:50:29 GMT",
"version": "v2"
}
] | 2018-08-27 | [
[
"Afferrante",
"Vincenzo",
""
],
[
"Martinelli",
"Guido",
""
]
] | Our Vcb extraction is based on recent Belle results, with unfolded kinematical dependence. We use two different parameterizations of the form factors, the CLN and BGL parameterizations. We discuss how the known discrepancy between the inclusive and exclusive determinations of Vcb depends on an underestimate of the unce... |
hep-ph/0603060 | Mikhail Braun | M.A.Braun | On the inclusive gluon jet production from the triple pomeron vertex in
the perturbative QCD | 17 pages in LaTex, 6 figures, revised version with partially changed
rsults | Eur.Phys.J.C48:501-510,2006 | 10.1140/epjc/s10052-006-0030-8 | null | hep-ph | null | Single and double inclusive cross-sections for gluon jet production from
within the triple pomeron vertex are studied in the reggeized gluon technique.
It is shown that to satisfy the AGK rules the vertex has to be fully symmetric
in all four reggeized gluons which form the two final pomerons. The single
inclusive cr... | [
{
"created": "Wed, 8 Mar 2006 06:18:05 GMT",
"version": "v1"
},
{
"created": "Wed, 31 May 2006 16:12:55 GMT",
"version": "v2"
}
] | 2011-09-13 | [
[
"Braun",
"M. A.",
""
]
] | Single and double inclusive cross-sections for gluon jet production from within the triple pomeron vertex are studied in the reggeized gluon technique. It is shown that to satisfy the AGK rules the vertex has to be fully symmetric in all four reggeized gluons which form the two final pomerons. The single inclusive cros... |
2211.04941 | Shi-Ping He | Shi-Ping He | Leptoquark and vectorlike quark extended models as the explanation of
$(g-2)_{\mu}$ anomaly | 6 pages, 1 captioned figure, 4 tables. Based on the paper
arXiv:2112.13490 [hep-ph]. Online talk presented at the 41st International
Conference on High Energy Physics - ICHEP2022 (6-13 July, 2022, Bologna,
Italy). Accepted for publication in Proceedings of Science | PoS ICHEP2022 (2022) 137 | 10.22323/1.414.0137 | null | hep-ph hep-ex | http://creativecommons.org/licenses/by-nc-nd/4.0/ | In minimal leptoquark (LQ) models, the $R_2$ and $S_1$ can be the solution to
the $(g-2)_{\mu}$ anomaly because of the chiral enhancements. Here, we study
the LQ and vectorlike quark (VLQ) extended models. In the one LQ and one VLQ
extended models, the $(g-2)_{\mu}$ can receive the contributions from top and
top part... | [
{
"created": "Wed, 9 Nov 2022 15:08:08 GMT",
"version": "v1"
}
] | 2022-11-28 | [
[
"He",
"Shi-Ping",
""
]
] | In minimal leptoquark (LQ) models, the $R_2$ and $S_1$ can be the solution to the $(g-2)_{\mu}$ anomaly because of the chiral enhancements. Here, we study the LQ and vectorlike quark (VLQ) extended models. In the one LQ and one VLQ extended models, the $(g-2)_{\mu}$ can receive the contributions from top and top partne... |
2406.00651 | Oleg Popov | Takaaki Nomura and Oleg Popov | Extended Scotogenic Model of Neutrino Mass and Proton Decay | 9 pages, 7 figures, submitted to PRD | null | null | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | The current article presents an extension of the classical scotogenic
neutrino mass paradigm, where the three issues in particle physics: dark
matter, smallness of neutrino mass, and stability of the proton are
interconnected. The scenario encompasses the neutrino mass as well as the
proton decay as a consequence of ... | [
{
"created": "Sun, 2 Jun 2024 07:39:11 GMT",
"version": "v1"
}
] | 2024-06-04 | [
[
"Nomura",
"Takaaki",
""
],
[
"Popov",
"Oleg",
""
]
] | The current article presents an extension of the classical scotogenic neutrino mass paradigm, where the three issues in particle physics: dark matter, smallness of neutrino mass, and stability of the proton are interconnected. The scenario encompasses the neutrino mass as well as the proton decay as a consequence of an... |
0809.4158 | Gleb Fedotov V | Viktor Mokeev, Volker Burkert, Tsung-Shung H. Lee, Latifa Elouadrhiri,
Gleb Fedotov, Boris Ishkhanov | Model Analysis of the $ep \to ep'\pi^+\pi^-$ Electroproduction Reaction
on the Proton | Experiment Numbers: E93-006, E94-005 Group: Hall B | Phys.Rev.C80:045212,2009 | 10.1103/PhysRevC.80.045212 | JLAB-PHY-08-882 | hep-ph nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recent CLAS data on the $p\pi^+\pi^-$ electroproduction off protons at
1.3$<$W$<$1.57 GeV and 0.25$<$$Q^{2}$$<$0.6 GeV$^{2}$ have been analyzed using
a meson-baryon phenomenological model. By fitting nine 1-fold differential
cross section data for each $W$ and $Q^{2}$ bin, the charged double pion
electroproduction me... | [
{
"created": "Wed, 24 Sep 2008 14:50:12 GMT",
"version": "v1"
},
{
"created": "Wed, 24 Sep 2008 22:59:29 GMT",
"version": "v2"
},
{
"created": "Sat, 27 Sep 2008 21:25:02 GMT",
"version": "v3"
},
{
"created": "Mon, 17 Aug 2009 20:55:25 GMT",
"version": "v4"
}
] | 2009-11-06 | [
[
"Mokeev",
"Viktor",
""
],
[
"Burkert",
"Volker",
""
],
[
"Lee",
"Tsung-Shung H.",
""
],
[
"Elouadrhiri",
"Latifa",
""
],
[
"Fedotov",
"Gleb",
""
],
[
"Ishkhanov",
"Boris",
""
]
] | Recent CLAS data on the $p\pi^+\pi^-$ electroproduction off protons at 1.3$<$W$<$1.57 GeV and 0.25$<$$Q^{2}$$<$0.6 GeV$^{2}$ have been analyzed using a meson-baryon phenomenological model. By fitting nine 1-fold differential cross section data for each $W$ and $Q^{2}$ bin, the charged double pion electroproduction mech... |
1311.6160 | Andrej Ficnar | Andrej Ficnar, Steven S. Gubser, Miklos Gyulassy | Shooting String Holography of Jet Quenching at RHIC and LHC | 10 pages, 5 figures. Added references and two appendices. Several
claims clarified and other minor corrections. Published version | Phys.Lett. B738 (2014) 464-471 | 10.1016/j.physletb.2014.10.016 | PUPT-2455 | hep-ph hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We derive a new formula for jet energy loss using finite endpoint momentum
shooting strings initial conditions in SYM plasmas to overcome the difficulties
of previous falling string holographic scenarios. We apply the new formula to
compute the nuclear modification factor RAA and the elliptic flow parameter v2
of lig... | [
{
"created": "Sun, 24 Nov 2013 19:46:35 GMT",
"version": "v1"
},
{
"created": "Fri, 7 Nov 2014 18:25:42 GMT",
"version": "v2"
}
] | 2014-11-10 | [
[
"Ficnar",
"Andrej",
""
],
[
"Gubser",
"Steven S.",
""
],
[
"Gyulassy",
"Miklos",
""
]
] | We derive a new formula for jet energy loss using finite endpoint momentum shooting strings initial conditions in SYM plasmas to overcome the difficulties of previous falling string holographic scenarios. We apply the new formula to compute the nuclear modification factor RAA and the elliptic flow parameter v2 of light... |
2307.02533 | Hakan Akdag | Hakan Akdag, Bastian Kubis, Andreas Wirzba | Correlations of $C$ and $CP$ violation in $\eta\to \pi^0\ell^+\ell^-$
and $\eta'\to \eta\ell^+\ell^-$ | 35 pages, 7 figures, 3 tables; v2: section 5 revised, discussion
extended, version published in JHEP | JHEP 03 (2024) 059 | 10.1007/JHEP03(2024)059 | null | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Based on recent progress in the systematic analysis of $C$ and $CP$ violation
in the light-meson sector, we calculate the $C$-odd transition amplitudes
$\eta\to\pi^0\ell^+\ell^-$ and $\eta'\to\eta\ell^+\ell^-$. Focusing on
long-distance contributions driven by the lowest-lying hadronic intermediate
states, we work ou... | [
{
"created": "Wed, 5 Jul 2023 18:00:01 GMT",
"version": "v1"
},
{
"created": "Fri, 15 Mar 2024 20:28:33 GMT",
"version": "v2"
}
] | 2024-03-19 | [
[
"Akdag",
"Hakan",
""
],
[
"Kubis",
"Bastian",
""
],
[
"Wirzba",
"Andreas",
""
]
] | Based on recent progress in the systematic analysis of $C$ and $CP$ violation in the light-meson sector, we calculate the $C$-odd transition amplitudes $\eta\to\pi^0\ell^+\ell^-$ and $\eta'\to\eta\ell^+\ell^-$. Focusing on long-distance contributions driven by the lowest-lying hadronic intermediate states, we work out ... |
hep-ph/9509424 | Steve Mrenna | S. Mrenna (Argonne) and C.-P. Yuan (Michigan State Univ.) | Detecting a Light Stop from Top Decays at the Tevatron | 12 pages with 1 Postscript figure using psfig.sty. Postscript file
available at http://sgi2.hep.anl.gov:8001/index.html | Phys.Lett.B367:188-194,1996 | 10.1016/0370-2693(95)01431-4 | ANL-HEP-PR-95-66 and MSUHEP-50925 | hep-ph | null | We study the possibility of discovering or excluding a light top squark
(stop) based on top quark decays in the t-tbar events produced at the Fermilab
Tevatron. In particular, we consider the Minimal Supersymmetric Standard Model
with the sparticle spectrum m_{chi^+_1}+m_b, M_W+m_{chi^0_1}+m_b > m_{stop} >
m_{chi^0_1... | [
{
"created": "Fri, 29 Sep 1995 19:03:43 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Mrenna",
"S.",
"",
"Argonne"
],
[
"Yuan",
"C. -P.",
"",
"Michigan State Univ."
]
] | We study the possibility of discovering or excluding a light top squark (stop) based on top quark decays in the t-tbar events produced at the Fermilab Tevatron. In particular, we consider the Minimal Supersymmetric Standard Model with the sparticle spectrum m_{chi^+_1}+m_b, M_W+m_{chi^0_1}+m_b > m_{stop} > m_{chi^0_1}+... |
1504.01286 | Junfeng Sun | Junfeng Sun, Na Wang, Qin Chang and Yueling Yang | $B_{c}$ ${\to}$ $BP$, $BV$ decays with the QCD factorization approach | 15 pages, revtex4, version appeared in Advances in High Energy
Physics | Advances in High Energy Physics, 2015, 104378 | 10.1155/2015/104378 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We studied the nonleptonic $B_{c}$ ${\to}$ $BP$, $BV$ decay with the QCD
factorization approach. It is found that the Cabibbo favored processes of
$B_{c}$ ${\to}$ $B_{s}{\pi}$, $B_{s}{\rho}$, $B_{u}\bar{K}$ are the promising
decay channels with branching ratio larger than 1\%, which should be observed
earlier by the ... | [
{
"created": "Mon, 6 Apr 2015 14:21:09 GMT",
"version": "v1"
}
] | 2015-04-07 | [
[
"Sun",
"Junfeng",
""
],
[
"Wang",
"Na",
""
],
[
"Chang",
"Qin",
""
],
[
"Yang",
"Yueling",
""
]
] | We studied the nonleptonic $B_{c}$ ${\to}$ $BP$, $BV$ decay with the QCD factorization approach. It is found that the Cabibbo favored processes of $B_{c}$ ${\to}$ $B_{s}{\pi}$, $B_{s}{\rho}$, $B_{u}\bar{K}$ are the promising decay channels with branching ratio larger than 1\%, which should be observed earlier by the LH... |
0709.3952 | Yudi Santoso | Yudi Santoso | Gravitino Dark Matter with Stop as the NLSP | Submitted for the SUSY07 proceedings | null | null | null | hep-ph | null | Gravitino is one feasible candidate for the dark matter in supergravity
models. With its couplings being suppressed by the Plank mass, gravitino
interacts very weakly with other particles, making its direct detection, or
production at colliders practically impossible. The signatures of this scenario
mainly arise from... | [
{
"created": "Tue, 25 Sep 2007 14:00:12 GMT",
"version": "v1"
}
] | 2007-09-26 | [
[
"Santoso",
"Yudi",
""
]
] | Gravitino is one feasible candidate for the dark matter in supergravity models. With its couplings being suppressed by the Plank mass, gravitino interacts very weakly with other particles, making its direct detection, or production at colliders practically impossible. The signatures of this scenario mainly arise from t... |
hep-ph/9905302 | Michael Bordag | Vladimir Skalozub and Michael Bordag | Once More on a Colour Ferromagnetic Vacuum State at Finite Temperature | 16 pages, 2 figures, subm. to Nucl. Phys. B | Nucl.Phys. B576 (2000) 430-444 | 10.1016/S0550-3213(00)00101-2 | null | hep-ph | null | The spontaneous vacuum magnetization at finite temperature is investigated in
SU(2) gluodynamics within a consistent effective potential approach including
the one-loop and the correlation correction contributions. To evaluate the
latter ones the high temperature limits of the polarization operators of
charged and ne... | [
{
"created": "Tue, 11 May 1999 12:24:34 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Skalozub",
"Vladimir",
""
],
[
"Bordag",
"Michael",
""
]
] | The spontaneous vacuum magnetization at finite temperature is investigated in SU(2) gluodynamics within a consistent effective potential approach including the one-loop and the correlation correction contributions. To evaluate the latter ones the high temperature limits of the polarization operators of charged and neut... |
1911.05021 | Sushant Raut | Soumya C., Monojit Ghosh, Sushant K. Raut, Nita Sinha, Poonam Mehta | Probing muonic charged current nonstandard interactions at decay-at-rest
facilities in conjunction with T2HK | Matches version published in Phys. Rev. D | Phys. Rev. D 101, 055009 (2020) | 10.1103/PhysRevD.101.055009 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The muon decay-at-rest ($\mu$-DAR) facility provides us with an ideal
platform to probe purely muonic charged-current nonstandard neutrino
interactions (NSIs). We propose to probe this class of NSI effects using
antineutrinos from a $\mu$-DAR source in conjunction with neutrinos from the
future Tokai to Kamioka super... | [
{
"created": "Tue, 12 Nov 2019 17:31:46 GMT",
"version": "v1"
},
{
"created": "Mon, 9 Mar 2020 09:30:50 GMT",
"version": "v2"
}
] | 2020-03-11 | [
[
"C.",
"Soumya",
""
],
[
"Ghosh",
"Monojit",
""
],
[
"Raut",
"Sushant K.",
""
],
[
"Sinha",
"Nita",
""
],
[
"Mehta",
"Poonam",
""
]
] | The muon decay-at-rest ($\mu$-DAR) facility provides us with an ideal platform to probe purely muonic charged-current nonstandard neutrino interactions (NSIs). We propose to probe this class of NSI effects using antineutrinos from a $\mu$-DAR source in conjunction with neutrinos from the future Tokai to Kamioka superbe... |
hep-ph/0010248 | Vadim Guzey | L. Frankfurt (Tel Aviv U.), V. Guzey (Penn State U. & Adelaide U.), M.
Strikman (Penn State U.) | Color coherent phenomena on nuclei and the QCD evolution equation | 58 pages, 19 figures, Revtex. Minor editor's changes, final version
published in J.Phys. G27 (2001) R23-68 | J.Phys.G27:R23-146,2001 | 10.1088/0954-3899/27/2/201 | ADP-00-48/T429 | hep-ph nucl-th | null | We review the phenomenon of color coherence in quantum chromodynamics (QCD),
its implications for hard and soft processes with nuclei, and its experimental
manifestations. The relation of factorization theorems in QCD with color
coherence phenomena in deep inelastic scattering (DIS) and color coherence
phenomena in h... | [
{
"created": "Sat, 21 Oct 2000 01:58:53 GMT",
"version": "v1"
},
{
"created": "Wed, 28 Feb 2001 03:42:31 GMT",
"version": "v2"
}
] | 2014-11-17 | [
[
"Frankfurt",
"L.",
"",
"Tel Aviv U."
],
[
"Guzey",
"V.",
"",
"Penn State U. & Adelaide U."
],
[
"Strikman",
"M.",
"",
"Penn State U."
]
] | We review the phenomenon of color coherence in quantum chromodynamics (QCD), its implications for hard and soft processes with nuclei, and its experimental manifestations. The relation of factorization theorems in QCD with color coherence phenomena in deep inelastic scattering (DIS) and color coherence phenomena in har... |
hep-ph/0401019 | Mu-Lin Yan | Liu Fang, Li Jin, Yi-Bin Huang and Mu-Lin Yan | $\rho-\omega-$Interference in $J/\psi-$Decays and $\rho\to
\pi^+\pi^-\pi^0$ Decay | LaTeX file, no figure, to appear in the High Energe Phys and Nuclear
Phys (Beijing) | null | null | null | hep-ph | null | We study $\rho-\omega-$interference by analyzing $J/\psi\to
\pi^+\pi^-\pi^0\pi^0$. PDG-2002 data on $J/\psi$ decays into $PP$ and $PV$ ($P$
denotes pseudoscalar mesons; $V$, vector mesons) are used to fit a generic
model which describes the $J/\psi$ decays. From the fits, we obtain anomalously
large branching ratio $... | [
{
"created": "Tue, 6 Jan 2004 08:32:41 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Fang",
"Liu",
""
],
[
"Jin",
"Li",
""
],
[
"Huang",
"Yi-Bin",
""
],
[
"Yan",
"Mu-Lin",
""
]
] | We study $\rho-\omega-$interference by analyzing $J/\psi\to \pi^+\pi^-\pi^0\pi^0$. PDG-2002 data on $J/\psi$ decays into $PP$ and $PV$ ($P$ denotes pseudoscalar mesons; $V$, vector mesons) are used to fit a generic model which describes the $J/\psi$ decays. From the fits, we obtain anomalously large branching ratio $Br... |
1205.1568 | Benjamin Farmer | Csaba Bal\'azs, Andy Buckley, Daniel Carter, Benjamin Farmer, Martin
White | Should we still believe in constrained supersymmetry? | 38 pages, 14 figures; version as published in EPJC | Eur. Phys. J. C (2013) 73:2563 | 10.1140/epjc/s10052-013-2563-y | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate Bayes factors to quantify how the feasibility of the constrained
minimal supersymmetric standard model (CMSSM) has changed in the light of a
series of observations. This is done in the Bayesian spirit where probability
reflects a degree of belief in a proposition and Bayes' theorem tells us how to
update... | [
{
"created": "Tue, 8 May 2012 01:02:33 GMT",
"version": "v1"
},
{
"created": "Sun, 20 May 2012 06:52:11 GMT",
"version": "v2"
},
{
"created": "Mon, 10 Sep 2012 13:41:10 GMT",
"version": "v3"
},
{
"created": "Thu, 28 Nov 2013 05:30:35 GMT",
"version": "v4"
}
] | 2015-06-05 | [
[
"Balázs",
"Csaba",
""
],
[
"Buckley",
"Andy",
""
],
[
"Carter",
"Daniel",
""
],
[
"Farmer",
"Benjamin",
""
],
[
"White",
"Martin",
""
]
] | We calculate Bayes factors to quantify how the feasibility of the constrained minimal supersymmetric standard model (CMSSM) has changed in the light of a series of observations. This is done in the Bayesian spirit where probability reflects a degree of belief in a proposition and Bayes' theorem tells us how to update i... |
2106.14774 | Bo-Yan Huang | Bo-Yan Huang | New physics in double Higgs production at NLO | 28 pages, 24 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | After observing the Higgs boson by the ATLAS and CMS experiments at the LHC,
accurate measurements of its properties, which allow us to study the
electroweak symmetry breaking mechanism, become a high priority for particle
physics. The most promising of extracting the Higgs self-coupling at hadron
colliders is by exa... | [
{
"created": "Mon, 28 Jun 2021 14:47:17 GMT",
"version": "v1"
}
] | 2021-06-29 | [
[
"Huang",
"Bo-Yan",
""
]
] | After observing the Higgs boson by the ATLAS and CMS experiments at the LHC, accurate measurements of its properties, which allow us to study the electroweak symmetry breaking mechanism, become a high priority for particle physics. The most promising of extracting the Higgs self-coupling at hadron colliders is by exami... |
1301.5516 | Dmitry Gorbunov | S. N. Gninenko, D. S. Gorbunov, and M. E. Shaposhnikov | Search for GeV-scale sterile neutrinos responsible for active neutrino
oscillations and baryon asymmetry of the Universe | 20 pages, Invited Review article for the Special Issue on Neutrino
Physics | null | null | null | hep-ph astro-ph.CO hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Standard model of particle physics fails to explain neutrino oscillations,
dark matter and baryon asymmetry of the Universe. All these problems can be
solved with three sterile neutrinos added to the model. Quite remarkably, if
sterile neutrino masses are well below the electroweak scale, this modification
--- Neutri... | [
{
"created": "Wed, 23 Jan 2013 14:39:24 GMT",
"version": "v1"
}
] | 2013-01-24 | [
[
"Gninenko",
"S. N.",
""
],
[
"Gorbunov",
"D. S.",
""
],
[
"Shaposhnikov",
"M. E.",
""
]
] | Standard model of particle physics fails to explain neutrino oscillations, dark matter and baryon asymmetry of the Universe. All these problems can be solved with three sterile neutrinos added to the model. Quite remarkably, if sterile neutrino masses are well below the electroweak scale, this modification --- Neutrino... |
hep-ph/9807324 | Roland Kirschner | D. Yu. Ivanov and R. Kirschner | Polarization in diffractive electroproduction of light vector mesons | 23 pages LATEX, 2 EPS figures included | Phys.Rev. D58 (1998) 114026 | 10.1103/PhysRevD.58.114026 | NTZ 20/98 | hep-ph | null | We study in perturbative QCD the helicity ampltiudes of the process
$\gamma^{*} p \to \rho p $ at large virtualities $Q$ of the photon
$\gamma^{*}$. We estimate all spin flip amplitudes taking into account an
important effect of the scale behaviour of the gluon density. The transition of
a transverse virtual photon t... | [
{
"created": "Fri, 10 Jul 1998 06:52:00 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Ivanov",
"D. Yu.",
""
],
[
"Kirschner",
"R.",
""
]
] | We study in perturbative QCD the helicity ampltiudes of the process $\gamma^{*} p \to \rho p $ at large virtualities $Q$ of the photon $\gamma^{*}$. We estimate all spin flip amplitudes taking into account an important effect of the scale behaviour of the gluon density. The transition of a transverse virtual photon to ... |
2010.07335 | Andrew Blance | Andrew Blance and Michael Spannowsky | Quantum Machine Learning for Particle Physics using a Variational
Quantum Classifier | 20 pages, 6 figures | null | 10.1007/JHEP02(2021)212 | IPPP/20/48 | hep-ph hep-ex quant-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Quantum machine learning aims to release the prowess of quantum computing to
improve machine learning methods. By combining quantum computing methods with
classical neural network techniques we aim to foster an increase of performance
in solving classification problems. Our algorithm is designed for existing and
near... | [
{
"created": "Wed, 14 Oct 2020 18:05:49 GMT",
"version": "v1"
}
] | 2021-03-17 | [
[
"Blance",
"Andrew",
""
],
[
"Spannowsky",
"Michael",
""
]
] | Quantum machine learning aims to release the prowess of quantum computing to improve machine learning methods. By combining quantum computing methods with classical neural network techniques we aim to foster an increase of performance in solving classification problems. Our algorithm is designed for existing and near-t... |
1707.09749 | Bartosz Fornal | Bartosz Fornal | Is There a Sign of New Physics in Beryllium Transitions? | 19 pages + references, 10 figures; Invited talk given at the American
Physical Society April Meeting 2017, Washington, DC, January 28, 2017; based
mainly on arXiv:1604.07411 [hep-ph] and arXiv:1608.03591 [hep-ph] | Int. J. Mod. Phys. A 32 (2017) 1730020 | 10.1142/S0217751X17300204 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the current status of the anomaly in beryllium-8 nuclear
transitions recently reported in the angular distribution of internal
conversion electron-positron pairs. We present a phenomenological analysis of
the signal and review the models proposed to explain it, focusing on those
involving a new light proto... | [
{
"created": "Mon, 31 Jul 2017 08:02:35 GMT",
"version": "v1"
}
] | 2017-08-28 | [
[
"Fornal",
"Bartosz",
""
]
] | We discuss the current status of the anomaly in beryllium-8 nuclear transitions recently reported in the angular distribution of internal conversion electron-positron pairs. We present a phenomenological analysis of the signal and review the models proposed to explain it, focusing on those involving a new light protoph... |
2310.09962 | Bennie F. L. Ward | B.F.L. Ward (1), S. Jadach (2), W. Placzek (3), M. Skrzypek (2), Z.A.
Was (2), S.A. Yost (4) ((1) Department of Physics, Baylor University, Waco,
TX, USA, (2) Institute Of Nuclear Physics, Polish Academy of Sciences,
Krakow, PL, (3) Institute of Applied Computer Science, Jagiellonian
University, Krakow, PL, (4)... | New Results from IR-Improved Amplitude-Based Resummation in Quantum
Field Theory | 9 pages, 5 figures, presented by BFLW at RADCOR2023, Crieff,
Scotland, UK | null | null | BU-HEPP-23-02 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | There is a continuing effort to support and prepare the precision physics
programs for the present and planned future colliders such as HL-LHC, FCC,
CLIC, CEPC, and CPPC. We discuss new results from IR-improved amplitude-based
resummation in quantum field theory relevant to such support and preparation
with some emph... | [
{
"created": "Sun, 15 Oct 2023 21:45:43 GMT",
"version": "v1"
}
] | 2023-10-17 | [
[
"Ward",
"B. F. L.",
""
],
[
"Jadach",
"S.",
""
],
[
"Placzek",
"W.",
""
],
[
"Skrzypek",
"M.",
""
],
[
"Was",
"Z. A.",
""
],
[
"Yost",
"S. A.",
""
]
] | There is a continuing effort to support and prepare the precision physics programs for the present and planned future colliders such as HL-LHC, FCC, CLIC, CEPC, and CPPC. We discuss new results from IR-improved amplitude-based resummation in quantum field theory relevant to such support and preparation with some emphas... |
hep-ph/0008089 | Jen-Chieh Peng | J. C. Peng | Flavor Asymmetry of the Nucleon Sea | 9 pages, 3 figures. Invited paper presented at the "16th
International Conference on Few-Body Problem in Physics" March 2000 | Nucl.Phys. A684 (2001) 80-88 | 10.1016/S0375-9474(01)00491-2 | null | hep-ph | null | Recent deep inelastic scattering and Drell-Yan experiments have revealed a
surprisingly large asymmetry between the up and down sea quark distributions in
the nucleon. The current status of the flavor asymmetry of the nucleon sea is
reviewed. Implications of various theoretical models and possible future
measurements... | [
{
"created": "Wed, 9 Aug 2000 20:34:15 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Peng",
"J. C.",
""
]
] | Recent deep inelastic scattering and Drell-Yan experiments have revealed a surprisingly large asymmetry between the up and down sea quark distributions in the nucleon. The current status of the flavor asymmetry of the nucleon sea is reviewed. Implications of various theoretical models and possible future measurements a... |
1205.2303 | Ye-Ling Zhou | Ye-Ling Zhou | Neutrino masses and flavor mixing in a generalized inverse seesaw model
with a universal two-zero texture | 22 pages, 4 figures, more discussions and references added, accepted
for publication in Phys. Rev. D | null | 10.1103/PhysRevD.86.093011 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A generalized inverse seesaw model, in which the 9x9 neutrino mass matrix has
vanishing (1,1) and (1,3) submatrices, is proposed. This is similar to the
universal two-zero texture which gives vanishing (1,1) and (1,3) elements of
the 3x3 mass matrices in both the charged lepton and neutrino sectors. We
consider the Z... | [
{
"created": "Thu, 10 May 2012 16:30:34 GMT",
"version": "v1"
},
{
"created": "Tue, 23 Oct 2012 14:48:32 GMT",
"version": "v2"
}
] | 2015-06-05 | [
[
"Zhou",
"Ye-Ling",
""
]
] | A generalized inverse seesaw model, in which the 9x9 neutrino mass matrix has vanishing (1,1) and (1,3) submatrices, is proposed. This is similar to the universal two-zero texture which gives vanishing (1,1) and (1,3) elements of the 3x3 mass matrices in both the charged lepton and neutrino sectors. We consider the Z_6... |
1910.13699 | Luigi Delle Rose | Stefania De Curtis, Luigi Delle Rose, Stefano Moretti, Key Yagyu | A Composite 2-Higgs Doublet Model | 7 pages, 6 figures, prepared for the proceedings of EPS-HEP2019 -
10-17 July, 2019, Ghent, Belgium | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the context of Composite Higgs Models we consider the realisation of an
extended Higgs sector with two Higgs doublets arising as pseudo Nambu-Goldstone
bosons from a $\textrm{SO}(6) \to \textrm{SO}(4) \times \textrm{SO}(2)$
breaking. The properties of the Higgses are obtained in terms of the
fundamental parameters... | [
{
"created": "Wed, 30 Oct 2019 07:24:45 GMT",
"version": "v1"
}
] | 2019-10-31 | [
[
"De Curtis",
"Stefania",
""
],
[
"Rose",
"Luigi Delle",
""
],
[
"Moretti",
"Stefano",
""
],
[
"Yagyu",
"Key",
""
]
] | In the context of Composite Higgs Models we consider the realisation of an extended Higgs sector with two Higgs doublets arising as pseudo Nambu-Goldstone bosons from a $\textrm{SO}(6) \to \textrm{SO}(4) \times \textrm{SO}(2)$ breaking. The properties of the Higgses are obtained in terms of the fundamental parameters o... |
1102.3361 | Emidio Gabrielli | Emidio Gabrielli and Barbara Mele | Effective Yukawa couplings and flavor-changing Higgs boson decays at
linear colliders | 23 pages, 7 figures, 5 tables | Phys.Rev.D83:073009,2011 | 10.1103/PhysRevD.83.073009 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We analyze the advantages of a linear-collider program for testing a recent
theoretical proposal where the Higgs-boson Yukawa couplings are radiatively
generated, keeping unchanged the standard-model mechanism for
electroweak-gauge-symmetry breaking. Fermion masses arise at a large energy
scale through an unknown mec... | [
{
"created": "Wed, 16 Feb 2011 16:05:37 GMT",
"version": "v1"
}
] | 2011-05-12 | [
[
"Gabrielli",
"Emidio",
""
],
[
"Mele",
"Barbara",
""
]
] | We analyze the advantages of a linear-collider program for testing a recent theoretical proposal where the Higgs-boson Yukawa couplings are radiatively generated, keeping unchanged the standard-model mechanism for electroweak-gauge-symmetry breaking. Fermion masses arise at a large energy scale through an unknown mecha... |
1305.4320 | S. V. Troitsky | J.-M. Frere, M. Libanov, S. Mollet and S. Troitsky | Neutrino hierarchy and fermion spectrum from a single family in six
dimensions: realistic predictions | 18 pages, 1 figure. v2: minor clarifications. Version accepted by
JHEP | JHEP 08(2013)078 | 10.1007/JHEP08(2013)078 | INR-TH-2013-27 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper, we move from a "proof of concept" to challenging predictions
in a flavour model emerging from a single fermion family in six dimensions
(6-D) with the two extra dimensions compactified on a sphere. The most striking
predictions (beyond the basic ingredients already demonstrated for a realistic
quark ma... | [
{
"created": "Sun, 19 May 2013 03:41:35 GMT",
"version": "v1"
},
{
"created": "Wed, 24 Jul 2013 11:02:54 GMT",
"version": "v2"
}
] | 2013-08-21 | [
[
"Frere",
"J. -M.",
""
],
[
"Libanov",
"M.",
""
],
[
"Mollet",
"S.",
""
],
[
"Troitsky",
"S.",
""
]
] | In this paper, we move from a "proof of concept" to challenging predictions in a flavour model emerging from a single fermion family in six dimensions (6-D) with the two extra dimensions compactified on a sphere. The most striking predictions (beyond the basic ingredients already demonstrated for a realistic quark mass... |
1705.06919 | Simon Platzer | Johannes Bellm, Stefan Gieseke, David Grellscheid, Patrick
Kirchgae{\ss}er, Frash\"er Loshaj, Graeme Nail, Andreas Papaefstathiou, Simon
Pl\"atzer, Radek Podskubka, Michael Rauch, Christian Reuschle, Peter
Richardson, Peter Schichtel, Michael H. Seymour, Andrzej Si\'odmok, Stephen
Webster | Herwig 7.1 Release Note | 7 pages, 7 figures. Herwig is available from
https://herwig.hepforge.org/ | null | null | CERN-PH-TH-2017-109, MAN/HEP/2017/08, UWTHPH-2017-10,
IFJPAN-IV-2017-7, NIKHEF 2017-026, HERWIG-2017-02, KA-TP-19-2017,
MCnet-17-08, IPPP/17/40 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A new release of the Monte Carlo event generator Herwig (version 7.1) is now
available. This version introduces a number of improvements, notably: multi-jet
merging with the dipole shower at LO and NLO QCD; a new model for soft
interactions and diffraction; improvements to mass effects and top decays in
the dipole sh... | [
{
"created": "Fri, 19 May 2017 10:29:00 GMT",
"version": "v1"
}
] | 2017-05-22 | [
[
"Bellm",
"Johannes",
""
],
[
"Gieseke",
"Stefan",
""
],
[
"Grellscheid",
"David",
""
],
[
"Kirchgaeßer",
"Patrick",
""
],
[
"Loshaj",
"Frashër",
""
],
[
"Nail",
"Graeme",
""
],
[
"Papaefstathiou",
"Andreas",
... | A new release of the Monte Carlo event generator Herwig (version 7.1) is now available. This version introduces a number of improvements, notably: multi-jet merging with the dipole shower at LO and NLO QCD; a new model for soft interactions and diffraction; improvements to mass effects and top decays in the dipole show... |
hep-ph/9906501 | Shinji Tsujikawa | S. Tsujikawa, K. Maeda (Waseda University), T. Torii (Tokyo Institute
of Technology) | Preheating with non-minimally coupled scalar fields in higher-curvature
inflation models | 31pages, 12figures | Phys.Rev.D60:123505,1999 | 10.1103/PhysRevD.60.123505 | null | hep-ph astro-ph gr-qc hep-th | null | In higher-curvature inflation models ($R+\alpha_n R^n$), we study a
parametric preheating of a scalar field $\chi$ coupled non-minimally to a
spacetime curvature $R$ ($\xi R \chi^2$). In the case of $R^2$-inflation model,
efficient preheating becomes possible for rather small values of $\xi$, i.e.
$|\xi|< several. Al... | [
{
"created": "Fri, 25 Jun 1999 12:30:40 GMT",
"version": "v1"
},
{
"created": "Mon, 28 Jun 1999 07:49:23 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Tsujikawa",
"S.",
"",
"Waseda University"
],
[
"Maeda",
"K.",
"",
"Waseda University"
],
[
"Torii",
"T.",
"",
"Tokyo Institute\n of Technology"
]
] | In higher-curvature inflation models ($R+\alpha_n R^n$), we study a parametric preheating of a scalar field $\chi$ coupled non-minimally to a spacetime curvature $R$ ($\xi R \chi^2$). In the case of $R^2$-inflation model, efficient preheating becomes possible for rather small values of $\xi$, i.e. $|\xi|< several. Alth... |
2403.16106 | Sergey Ostapchenko | Sergey Ostapchenko | QGSJET-III model of high energy hadronic interactions: II. Particle
production and extensive air shower characteristics | Version 2: accepted for PRD | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | The hadronization procedure of the QGSJET-III Monte Carlo (MC) generator of
high energy hadronic interactions is discussed. Selected results of the model,
regarding production spectra of secondary particles, are presented in
comparison to experimental data and to the corresponding predictions of the
QGSJET-II-04 MC g... | [
{
"created": "Sun, 24 Mar 2024 11:50:23 GMT",
"version": "v1"
},
{
"created": "Sat, 27 Apr 2024 20:07:20 GMT",
"version": "v2"
}
] | 2024-04-30 | [
[
"Ostapchenko",
"Sergey",
""
]
] | The hadronization procedure of the QGSJET-III Monte Carlo (MC) generator of high energy hadronic interactions is discussed. Selected results of the model, regarding production spectra of secondary particles, are presented in comparison to experimental data and to the corresponding predictions of the QGSJET-II-04 MC gen... |
1710.10868 | Mariola Klusek-Gawenda | Antoni Szczurek and Mariola Klusek-Gawenda | $\gamma\gamma \to \gamma \gamma$ scattering in ultrarelativistic UPC | 5 pages, 3 figures, talk was given by Antoni Szczurek at European
Physical Society conference on High Energy Physics (EPS-HEP 2017), Venice,
Italy. Two references were added. arXiv admin note: text overlap with
arXiv:1610.08546, arXiv:1611.05601, arXiv:1606.09038 | null | null | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss diphoton semi(exclusive) production in ultraperipheral lead-lead
collisions at energy of $\sqrt{s_{NN}}$ = 5.5 TeV (LHC) and in proton-proton
collisions at $\sqrt{s_{pp}}$ = 7 TeV (LHC) and $\sqrt{s_{pp}}$ = 100 TeV
(FCC). The nuclear calculations are based on equivalent photon approximation in
the impact ... | [
{
"created": "Mon, 30 Oct 2017 11:08:44 GMT",
"version": "v1"
},
{
"created": "Fri, 3 Nov 2017 11:59:15 GMT",
"version": "v2"
},
{
"created": "Tue, 14 Nov 2017 08:47:42 GMT",
"version": "v3"
}
] | 2017-11-16 | [
[
"Szczurek",
"Antoni",
""
],
[
"Klusek-Gawenda",
"Mariola",
""
]
] | We discuss diphoton semi(exclusive) production in ultraperipheral lead-lead collisions at energy of $\sqrt{s_{NN}}$ = 5.5 TeV (LHC) and in proton-proton collisions at $\sqrt{s_{pp}}$ = 7 TeV (LHC) and $\sqrt{s_{pp}}$ = 100 TeV (FCC). The nuclear calculations are based on equivalent photon approximation in the impact pa... |
1803.08044 | Nirmal Raj | Joseph Bramante, Benjamin Broerman, Rafael F. Lang, Nirmal Raj | Saturated Overburden Scattering and the Multiscatter Frontier:
Discovering Dark Matter at the Planck Mass and Beyond | 6 pages + references, 3 figures | Phys. Rev. D 98, 083516 (2018) | 10.1103/PhysRevD.98.083516 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We show that underground experiments like LUX/LZ, PandaX-II, XENON, and PICO
could discover dark matter up to the Planck mass and beyond, with new searches
for dark matter that scatters multiple times in these detectors. This opens up
significant discovery potential via re-analysis of existing and future data. We
als... | [
{
"created": "Wed, 21 Mar 2018 18:00:01 GMT",
"version": "v1"
}
] | 2018-10-17 | [
[
"Bramante",
"Joseph",
""
],
[
"Broerman",
"Benjamin",
""
],
[
"Lang",
"Rafael F.",
""
],
[
"Raj",
"Nirmal",
""
]
] | We show that underground experiments like LUX/LZ, PandaX-II, XENON, and PICO could discover dark matter up to the Planck mass and beyond, with new searches for dark matter that scatters multiple times in these detectors. This opens up significant discovery potential via re-analysis of existing and future data. We also ... |
1701.07665 | Yohei Ema | Yohei Ema | Higgs Scalaron Mixed Inflation | 10 pages, 4 figures; v2: references added, typos corrected,
terminology changed; v3: appendices added, version accepted in PLB | null | 10.1016/j.physletb.2017.04.060 | UT 17-04 | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the inflationary dynamics of a system with a non-minimal coupling
between the Higgs and the Ricci scalar as well as a Ricci scalar squared term.
There are two scalar modes in this system, i.e. the Higgs and the spin-zero
mode of the graviton, or the scalaron. We study the two-field dynamics of the
Higgs an... | [
{
"created": "Thu, 26 Jan 2017 11:54:52 GMT",
"version": "v1"
},
{
"created": "Tue, 7 Feb 2017 07:12:45 GMT",
"version": "v2"
},
{
"created": "Tue, 25 Apr 2017 08:29:17 GMT",
"version": "v3"
}
] | 2017-05-03 | [
[
"Ema",
"Yohei",
""
]
] | We discuss the inflationary dynamics of a system with a non-minimal coupling between the Higgs and the Ricci scalar as well as a Ricci scalar squared term. There are two scalar modes in this system, i.e. the Higgs and the spin-zero mode of the graviton, or the scalaron. We study the two-field dynamics of the Higgs and ... |
2104.14382 | Fei Sun | Fei Sun, Anping Huang | The properties of strange quark matter under strong rotation | 20 pages, 16 figures | null | null | null | hep-ph hep-th | http://creativecommons.org/licenses/by/4.0/ | We investigate the rotating quark matter in the three-flavor Nambu and
Jona-Lasinio (NJL) model. The chiral condensation, spin polarization and number
susceptibility of the light and strange quarks are carefully studied at finite
temperature without or with finite chemical potential in this model. We find
that the ro... | [
{
"created": "Thu, 29 Apr 2021 14:47:25 GMT",
"version": "v1"
},
{
"created": "Fri, 25 Jun 2021 08:46:40 GMT",
"version": "v2"
},
{
"created": "Tue, 23 Nov 2021 03:50:14 GMT",
"version": "v3"
}
] | 2021-11-24 | [
[
"Sun",
"Fei",
""
],
[
"Huang",
"Anping",
""
]
] | We investigate the rotating quark matter in the three-flavor Nambu and Jona-Lasinio (NJL) model. The chiral condensation, spin polarization and number susceptibility of the light and strange quarks are carefully studied at finite temperature without or with finite chemical potential in this model. We find that the rota... |
hep-ph/0305134 | Shinta Kasuya | S. Kasuya, M. Kawasaki, and Fuminobu Takahashi | MSSM curvaton in the gauge-mediated SUSY breaking | 12 pages | Phys.Lett. B578 (2004) 259-268 | 10.1016/j.physletb.2003.10.079 | null | hep-ph | null | We study the curvaton scenario using the MSSM flat directions in the
gauge-mediated SUSY breaking model. We find that the fluctuations in the both
radial and phase directions can be responsible for the density perturbations in
the universe through the curvaton mechanism. Although it has been considered
difficult to h... | [
{
"created": "Tue, 13 May 2003 08:55:27 GMT",
"version": "v1"
},
{
"created": "Mon, 28 Jul 2003 10:48:54 GMT",
"version": "v2"
},
{
"created": "Fri, 17 Oct 2003 05:00:38 GMT",
"version": "v3"
},
{
"created": "Mon, 20 Oct 2003 06:05:15 GMT",
"version": "v4"
},
{
"c... | 2010-04-05 | [
[
"Kasuya",
"S.",
""
],
[
"Kawasaki",
"M.",
""
],
[
"Takahashi",
"Fuminobu",
""
]
] | We study the curvaton scenario using the MSSM flat directions in the gauge-mediated SUSY breaking model. We find that the fluctuations in the both radial and phase directions can be responsible for the density perturbations in the universe through the curvaton mechanism. Although it has been considered difficult to hav... |
hep-ph/0610283 | Hai-Yang Cheng | Hai-Yang Cheng, Chun-Khiang Chua | Strong Decays of Charmed Baryons in Heavy Hadron Chiral Perturbation
Theory | 22 pages, the coupling g_2 is slightly modified, Tables 5 and 6 are
updated; version to appear in PRD | Phys.Rev.D75:014006,2007 | 10.1103/PhysRevD.75.014006 | null | hep-ph hep-ex | null | Strong decays of charmed baryons are analyzed in the framework of heavy
hadron chiral perturbation theory (HHChPT) in which heavy quark symmetry and
chiral symmetry are synthesized. HHChPT works excellently for describing the
strong decays of s-wave charmed baryons. For L=1 orbitally excited states, two
of the unknow... | [
{
"created": "Mon, 23 Oct 2006 08:48:17 GMT",
"version": "v1"
},
{
"created": "Wed, 20 Dec 2006 09:34:08 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Cheng",
"Hai-Yang",
""
],
[
"Chua",
"Chun-Khiang",
""
]
] | Strong decays of charmed baryons are analyzed in the framework of heavy hadron chiral perturbation theory (HHChPT) in which heavy quark symmetry and chiral symmetry are synthesized. HHChPT works excellently for describing the strong decays of s-wave charmed baryons. For L=1 orbitally excited states, two of the unknown ... |
2311.00450 | Michael Klasen | M. Klasen, H. Paukkunen | Nuclear PDFs After the First Decade of LHC Data | Invited review, accepted by Ann. Rev. Nucl. Part. Sci. 40 pages, 3
tables, 8 figures, 1 suppl. page/figure | null | 10.1146/annurev-nucl-102122-022747 | MS-TP-23-45 | hep-ph hep-ex nucl-ex nucl-th | http://creativecommons.org/licenses/by/4.0/ | We present a review of the conceptual basis, present knowledge and recent
progress in the field of global analysis of nuclear parton distribution
functions (PDFs). After introducing the theoretical foundations and
methodological approaches for the extraction of nuclear PDFs from experimental
data, we discuss how diff... | [
{
"created": "Wed, 1 Nov 2023 11:27:56 GMT",
"version": "v1"
},
{
"created": "Thu, 25 Jan 2024 16:25:28 GMT",
"version": "v2"
}
] | 2024-01-26 | [
[
"Klasen",
"M.",
""
],
[
"Paukkunen",
"H.",
""
]
] | We present a review of the conceptual basis, present knowledge and recent progress in the field of global analysis of nuclear parton distribution functions (PDFs). After introducing the theoretical foundations and methodological approaches for the extraction of nuclear PDFs from experimental data, we discuss how differ... |
1901.10342 | Simone Marzani | Simone Marzani, Gregory Soyez and Michael Spannowsky | Looking inside jets: an introduction to jet substructure and
boosted-object phenomenology | New 2022 (arXiv-only) version! We've corrected a mistake about soft
factorisation in section 2.3 and fixed several typos. Please let us know if
you still find something amiss, we'll be happy to fix it | Lecture Notes in Physics, volume 958 (2019) | 10.1007/978-3-030-15709-8 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The study of the internal structure of hadronic jets has become in recent
years a very active area of research in particle physics. Jet substructure
techniques are increasingly used in experimental analyses by the LHC
collaborations, both in the context of searching for new physics and for
Standard Model measurements... | [
{
"created": "Tue, 29 Jan 2019 15:37:15 GMT",
"version": "v1"
},
{
"created": "Mon, 13 May 2019 15:04:46 GMT",
"version": "v2"
},
{
"created": "Mon, 17 Feb 2020 16:30:49 GMT",
"version": "v3"
},
{
"created": "Sat, 9 Jul 2022 13:22:24 GMT",
"version": "v4"
}
] | 2022-07-12 | [
[
"Marzani",
"Simone",
""
],
[
"Soyez",
"Gregory",
""
],
[
"Spannowsky",
"Michael",
""
]
] | The study of the internal structure of hadronic jets has become in recent years a very active area of research in particle physics. Jet substructure techniques are increasingly used in experimental analyses by the LHC collaborations, both in the context of searching for new physics and for Standard Model measurements. ... |
hep-ph/0309303 | Agnieszka Gawron | Agnieszka Gawron, Jan Kwiecinski | Resummation effects in Higgs boson transverse momentum distribution
within the framework of unintegrated parton distributions | 22 pages, 5 figures | Phys.Rev. D70 (2004) 014003 | 10.1103/PhysRevD.70.014003 | null | hep-ph | null | The cross sections describing the transverse momentum distributions of Higgs
bosons are discussed within the framework of unintegrated parton distributions
obtained from the CCFM equations in the single loop approximation. It is shown
how the approximate treatment of the CCFM equations generates the standard
expressi... | [
{
"created": "Fri, 26 Sep 2003 09:41:03 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Gawron",
"Agnieszka",
""
],
[
"Kwiecinski",
"Jan",
""
]
] | The cross sections describing the transverse momentum distributions of Higgs bosons are discussed within the framework of unintegrated parton distributions obtained from the CCFM equations in the single loop approximation. It is shown how the approximate treatment of the CCFM equations generates the standard expression... |
hep-ph/0605046 | Andrew Buckley | A. Buckley (1), J. M. Butterworth (2), E. Nurse (2), W. J. Stirling
(1), B. Waugh (2), M. R. Whalley (1) ((1) IPPP, Durham University, England,
(2) University College London, England) | HepForge: A lightweight development environment for HEP software | 3 pages, 0 figures. To be published in proceedings of CHEP06. Refers
to the HepForge facility at http://hepforge.cedar.ac.uk | null | null | null | hep-ph | null | Setting up the infrastructure to manage a software project can become a task
as significant writing the software itself. A variety of useful open source
tools are available, such as Web-based viewers for version control systems,
"wikis" for collaborative discussions and bug-tracking systems, but their use
in high-ene... | [
{
"created": "Thu, 4 May 2006 16:32:07 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Buckley",
"A.",
""
],
[
"Butterworth",
"J. M.",
""
],
[
"Nurse",
"E.",
""
],
[
"Stirling",
"W. J.",
""
],
[
"Waugh",
"B.",
""
],
[
"Whalley",
"M. R.",
""
]
] | Setting up the infrastructure to manage a software project can become a task as significant writing the software itself. A variety of useful open source tools are available, such as Web-based viewers for version control systems, "wikis" for collaborative discussions and bug-tracking systems, but their use in high-energ... |
1205.0545 | Skokov Vladimir | Kouji Kashiwa, Robert D. Pisarski, Vladimir V. Skokov | Critical endpoint for deconfinement in matrix and other effective models | 16 pages; 3 figures | null | 10.1103/PhysRevD.85.114029 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the position of the deconfining critical endpoint, where the
first order transition for deconfinement is washed out by the presence of
massive, dynamical quarks. We use an effective matrix model, employed
previously to analyze the transition in the pure glue theory. If the param-
eters of the pure glue th... | [
{
"created": "Wed, 2 May 2012 20:00:01 GMT",
"version": "v1"
}
] | 2013-05-30 | [
[
"Kashiwa",
"Kouji",
""
],
[
"Pisarski",
"Robert D.",
""
],
[
"Skokov",
"Vladimir V.",
""
]
] | We consider the position of the deconfining critical endpoint, where the first order transition for deconfinement is washed out by the presence of massive, dynamical quarks. We use an effective matrix model, employed previously to analyze the transition in the pure glue theory. If the param- eters of the pure glue theo... |
1106.3368 | Stefano Profumo | M. S. Boucenna and S. Profumo | Direct and Indirect Singlet Scalar Dark Matter Detection in the
Lepton-Specific two-Higgs-doublet Model | 16 pages, 3 figures; v2: references and comments added, figures
re-styled, to appear on PRD | null | 10.1103/PhysRevD.84.055011 | null | hep-ph astro-ph.CO astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A recent study of gamma-ray data from the Galactic Center motivates the
investigation of light (~7-10 GeV) particle dark matter models featuring tau
lepton pairs as dominant annihilation final state. The Lepton-Specific
two-Higgs-doublet Model (2HDM-L) provides a natural framework where light,
singlet scalar dark mat... | [
{
"created": "Thu, 16 Jun 2011 23:01:08 GMT",
"version": "v1"
},
{
"created": "Mon, 29 Aug 2011 21:40:58 GMT",
"version": "v2"
}
] | 2015-05-28 | [
[
"Boucenna",
"M. S.",
""
],
[
"Profumo",
"S.",
""
]
] | A recent study of gamma-ray data from the Galactic Center motivates the investigation of light (~7-10 GeV) particle dark matter models featuring tau lepton pairs as dominant annihilation final state. The Lepton-Specific two-Higgs-doublet Model (2HDM-L) provides a natural framework where light, singlet scalar dark matte... |
hep-ph/0306172 | Makoto Oka | Makoto Oka | Summary of the YITP-RCNP Workshop on Chiral Restoration in Nuclear
Medium | Summary talk of the YITP-RCNP Workshop on Chiral Restoration in
Nuclear Medium (October 7-9, 2002) | Prog.Theor.Phys.Suppl. 149 (2003) 286-292 | 10.1143/PTPS.149.286 | TIT/HEP/NP-101 | hep-ph | null | This is a personal summary of the workshop. I overview the topics of the
workshop and itemize what we learned at the workshop.
| [
{
"created": "Thu, 19 Jun 2003 07:29:46 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Oka",
"Makoto",
""
]
] | This is a personal summary of the workshop. I overview the topics of the workshop and itemize what we learned at the workshop. |
2209.07866 | Juan Antonio Aguilar-Saavedra | J. A. Aguilar-Saavedra | Understanding template methods for top polarisation measurements | Talk at the 15th International Workshop on Top Quark Physics, Durham,
UK, 4-9 September 2022 | null | null | IFT-UAM/CSIC-22-103 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Top polarisation measurements at the LHC are often performed using template
methods. I discuss the role of quantum interference between polarisation states
- which is mostly overlooked in the literature. Furthermore, I argue which is
the correct definition of the `templates' of definite polarisations, in order
to mat... | [
{
"created": "Fri, 16 Sep 2022 11:40:21 GMT",
"version": "v1"
}
] | 2022-09-19 | [
[
"Aguilar-Saavedra",
"J. A.",
""
]
] | Top polarisation measurements at the LHC are often performed using template methods. I discuss the role of quantum interference between polarisation states - which is mostly overlooked in the literature. Furthermore, I argue which is the correct definition of the `templates' of definite polarisations, in order to match... |
1012.1327 | Jorge de Blas Mateo | Francisco del Aguila, Juan Antonio Aguilar-Saavedra, Jorge de Blas | New neutrino interactions at large colliders | Latex 4 pages, 4 eps figures. Contribution to the Proceedings of the
35th International Conference of High Energy Physics - ICHEP2010, Paris,
France, July 22-28, 2010 | PoS ICHEP2010:296,2010 | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We update present bounds on the helicity of the neutrinos produced in muon
decay, including e+ e- -> fbar f LEP 2 data. These significantly reduce the
limits derived from all the other electroweak precision data. In Standard Model
extensions designed to maximize the RH neutrino production in such a decay the
neutrino... | [
{
"created": "Mon, 6 Dec 2010 21:04:12 GMT",
"version": "v1"
}
] | 2015-03-17 | [
[
"del Aguila",
"Francisco",
""
],
[
"Aguilar-Saavedra",
"Juan Antonio",
""
],
[
"de Blas",
"Jorge",
""
]
] | We update present bounds on the helicity of the neutrinos produced in muon decay, including e+ e- -> fbar f LEP 2 data. These significantly reduce the limits derived from all the other electroweak precision data. In Standard Model extensions designed to maximize the RH neutrino production in such a decay the neutrino d... |
2305.17025 | Khushboo Dixit | Khushboo Dixit, S. Shajidul Haque, Soebur Razzaque | Quantum Spread Complexity in Neutrino Oscillations | 29 pages, 9 figures, Accepted for publication in Eur. Phys. J. C | Eur. Phys. J. C (2024) 84:260 | 10.1140/epjc/s10052-024-12620-0 | null | hep-ph hep-ex hep-th quant-ph | http://creativecommons.org/licenses/by/4.0/ | Quantum information theory has recently emerged as a flourishing area of
research and quantum complexity, one of its powerful measures, is being applied
for investigating complex systems in many areas of physics. Its application to
practical physical situations, however, is still few and far between. Neutrino
flavor ... | [
{
"created": "Fri, 26 May 2023 15:34:31 GMT",
"version": "v1"
},
{
"created": "Sun, 24 Dec 2023 16:58:46 GMT",
"version": "v2"
},
{
"created": "Mon, 26 Feb 2024 20:37:01 GMT",
"version": "v3"
}
] | 2024-03-14 | [
[
"Dixit",
"Khushboo",
""
],
[
"Haque",
"S. Shajidul",
""
],
[
"Razzaque",
"Soebur",
""
]
] | Quantum information theory has recently emerged as a flourishing area of research and quantum complexity, one of its powerful measures, is being applied for investigating complex systems in many areas of physics. Its application to practical physical situations, however, is still few and far between. Neutrino flavor os... |
hep-ph/0702129 | Manmohan Gupta | Gulsheen Ahuja and Manmohan Gupta | Constructing the Leptonic Unitarity Triangle | 8 pages, 2 figures | Phys.Rev.D77:057301,2008 | 10.1103/PhysRevD.77.057301 | null | hep-ph | null | Following analogy of the `db' triangle in the quark mixing case, we have
explored the construction of the `\nu_2.\nu_3' leptonic unitarity triangle
using the Maki-Nakagawa-Sakata matrix obtained by Bjorken {\it et al.} through
generalization of the tribimaximal scenario. In particular, for the U_{e3}
range 0.05-0.15,... | [
{
"created": "Tue, 13 Feb 2007 07:11:12 GMT",
"version": "v1"
},
{
"created": "Mon, 28 Apr 2008 05:32:26 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Ahuja",
"Gulsheen",
""
],
[
"Gupta",
"Manmohan",
""
]
] | Following analogy of the `db' triangle in the quark mixing case, we have explored the construction of the `\nu_2.\nu_3' leptonic unitarity triangle using the Maki-Nakagawa-Sakata matrix obtained by Bjorken {\it et al.} through generalization of the tribimaximal scenario. In particular, for the U_{e3} range 0.05-0.15, t... |
0904.4108 | Joao G. Rosa | Babiker Hassanain, John March-Russell and J. G. Rosa | On the possibility of light string resonances at the LHC and Tevatron
from Randall-Sundrum throats | 17 pages, 6 figures Version published in JHEP with minor corrections | JHEP 0907:077,2009 | 10.1088/1126-6708/2009/07/077 | OUTP-09-11 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In string realizations of the Randall-Sundrum scenario, the higher-spin Regge
excitations of Standard Model states localized near the IR brane are warped
down to close to the TeV scale. We argue that, as a consequence of the
localization properties of Randall-Sundrum models of flavour, the lightest such
resonance is ... | [
{
"created": "Mon, 27 Apr 2009 14:47:50 GMT",
"version": "v1"
},
{
"created": "Wed, 22 Jul 2009 11:30:37 GMT",
"version": "v2"
}
] | 2009-08-11 | [
[
"Hassanain",
"Babiker",
""
],
[
"March-Russell",
"John",
""
],
[
"Rosa",
"J. G.",
""
]
] | In string realizations of the Randall-Sundrum scenario, the higher-spin Regge excitations of Standard Model states localized near the IR brane are warped down to close to the TeV scale. We argue that, as a consequence of the localization properties of Randall-Sundrum models of flavour, the lightest such resonance is th... |
1502.02263 | Jean-Philippe Lansberg | J.P. Lansberg | Back-to-back isolated photon-quarkonium production at the LHC and the
transverse-momentum-dependent distributions of the gluons in the proton | LaTeX, 6 pages, 4 figures, uses ws-ijmpcs.cls (included).
Contribution to the proceedings of the 21st International Symposium on Spin
Physics (SPIN2014), October 20-24, 2014, Beijing, China | null | 10.1142/S2010194516600156 | null | hep-ph hep-ex nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The study of a quasi back-to-back isolated pair made of a heavy quarkonium,
such as a J/psi or a Upsilon, and a photon produced in proton-proton collisions
at the LHC, is probably the optimal way to get right away a first experimental
determination of two gluon transverse-momentum-dependent distributions (TMDs)
in an... | [
{
"created": "Sun, 8 Feb 2015 15:17:08 GMT",
"version": "v1"
}
] | 2016-03-23 | [
[
"Lansberg",
"J. P.",
""
]
] | The study of a quasi back-to-back isolated pair made of a heavy quarkonium, such as a J/psi or a Upsilon, and a photon produced in proton-proton collisions at the LHC, is probably the optimal way to get right away a first experimental determination of two gluon transverse-momentum-dependent distributions (TMDs) in an u... |
1401.4327 | Akbari Jahan | Akbari Jahan and D. K. Choudhury | Self-similarity and the Froissart bound | 11 pages, 2 figures, 1 table | Phys. Rev. D 89, 014014 (2014) | 10.1103/PhysRevD.89.014014 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Froissart bound implies that the total cross section (or, equivalently,
the structure function) cannot rise faster than the logarithmic growth of $
\ln^{2} \left(\frac{1}{x} \right)$. In this work, we show that such a slow
growth is not compatible with the notion of self-similarity. As a result, it
calls for the ... | [
{
"created": "Fri, 17 Jan 2014 12:54:12 GMT",
"version": "v1"
}
] | 2014-01-20 | [
[
"Jahan",
"Akbari",
""
],
[
"Choudhury",
"D. K.",
""
]
] | The Froissart bound implies that the total cross section (or, equivalently, the structure function) cannot rise faster than the logarithmic growth of $ \ln^{2} \left(\frac{1}{x} \right)$. In this work, we show that such a slow growth is not compatible with the notion of self-similarity. As a result, it calls for the mo... |
hep-ph/0206251 | Xavier Calmet | X. Calmet | A Duality as a Theory for the Electroweak Interactions | Ph.D. thesis | Shaker Verlag Aachen 2002, ISBN 3-8322-0324-9. | null | LMU 02/06 | hep-ph | null | We present a model based on a SU(2) confining theory which is dual to the
standard model. This duality allows to calculate the electroweak mixing angle
and the Higgs boson mass. Possible tests of this duality are discussed.
| [
{
"created": "Tue, 25 Jun 2002 11:29:34 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Calmet",
"X.",
""
]
] | We present a model based on a SU(2) confining theory which is dual to the standard model. This duality allows to calculate the electroweak mixing angle and the Higgs boson mass. Possible tests of this duality are discussed. |
hep-ph/0007255 | Piotr Chankowski | W. Krolikowski (Warsaw Univ.) | Two-mixing texture for three active neutrinos | 9 pages, no figures | null | null | IFT 00/15 | hep-ph | null | The conjecture that among three massive neutrinos $\nu_1, \nu_2, \nu_3$ there
is no direct mixing between $\nu_1$ and $\nu_3$ leads to a two-mixing texture
for three active neutrinos $\nu_e, \nu_\mu, \nu_\tau$. This texture, much
discussed previously, is neatly consistent with the observed deficits of solar
$\nu_e$'s... | [
{
"created": "Mon, 24 Jul 2000 11:03:41 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Krolikowski",
"W.",
"",
"Warsaw Univ."
]
] | The conjecture that among three massive neutrinos $\nu_1, \nu_2, \nu_3$ there is no direct mixing between $\nu_1$ and $\nu_3$ leads to a two-mixing texture for three active neutrinos $\nu_e, \nu_\mu, \nu_\tau$. This texture, much discussed previously, is neatly consistent with the observed deficits of solar $\nu_e$'s a... |
1911.02264 | Mansour Haghighat | S. Modares Vamegh, M. Haghighat, S. Mahmoudi and R. Mohammadi | Impact of the vector dark matter on polarization of the CMB photon | 40 pages, 7 figures, Accepted for publication in Physical Review D | null | 10.1103/PhysRevD.100.103024 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider a vector dark matter (VDM) with a direct coupling with photon. We
examine the effect of such an interaction on the CMB polarization to put new
constrains on the properties of the DM particles. We show that a partially
polarized VDM of the order of temperature fluctuation with a quadrupole
distribution lea... | [
{
"created": "Wed, 6 Nov 2019 09:27:30 GMT",
"version": "v1"
}
] | 2020-01-08 | [
[
"Vamegh",
"S. Modares",
""
],
[
"Haghighat",
"M.",
""
],
[
"Mahmoudi",
"S.",
""
],
[
"Mohammadi",
"R.",
""
]
] | We consider a vector dark matter (VDM) with a direct coupling with photon. We examine the effect of such an interaction on the CMB polarization to put new constrains on the properties of the DM particles. We show that a partially polarized VDM of the order of temperature fluctuation with a quadrupole distribution leads... |
2401.17253 | Ken'ichi Saikawa | Ken'ichi Saikawa, Javier Redondo, Alejandro Vaquero, Mathieu
Kaltschmidt | Spectrum of global string networks and the axion dark matter mass | 51 pages, 46 figures | null | null | KANAZAWA-24-02, MPP-2024-18 | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Cold dark matter axions produced in the post-inflationary Peccei-Quinn
symmetry breaking scenario serve as clear targets for their experimental
detection, since it is in principle possible to give a sharp prediction for
their mass once we understand precisely how they are produced from the decay of
global cosmic stri... | [
{
"created": "Tue, 30 Jan 2024 18:45:05 GMT",
"version": "v1"
}
] | 2024-01-31 | [
[
"Saikawa",
"Ken'ichi",
""
],
[
"Redondo",
"Javier",
""
],
[
"Vaquero",
"Alejandro",
""
],
[
"Kaltschmidt",
"Mathieu",
""
]
] | Cold dark matter axions produced in the post-inflationary Peccei-Quinn symmetry breaking scenario serve as clear targets for their experimental detection, since it is in principle possible to give a sharp prediction for their mass once we understand precisely how they are produced from the decay of global cosmic string... |
1008.3162 | Li Lin Yang | Valentin Ahrens, Thomas Becher, Matthias Neubert and Li Lin Yang | Updated Predictions for Higgs Production at the Tevatron and the LHC | 8 pages, 2 figures. v2: combined PDF+alpha_s uncertainties included;
results using NNPDF2.0 added; upgrade CTEQ6.6->CT10 | Phys.Lett.B698:271-274,2011 | 10.1016/j.physletb.2010.12.072 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present updated predictions for the total cross section for Higgs boson
production through gluon fusion at hadron colliders. In addition to
renormalization-group improvement at next-to-next-to-next-to-leading
logarithmic accuracy, we incorporate the two-loop electroweak corrections,
which leads to the most precise... | [
{
"created": "Wed, 18 Aug 2010 20:00:16 GMT",
"version": "v1"
},
{
"created": "Sun, 5 Sep 2010 20:35:38 GMT",
"version": "v2"
}
] | 2011-04-05 | [
[
"Ahrens",
"Valentin",
""
],
[
"Becher",
"Thomas",
""
],
[
"Neubert",
"Matthias",
""
],
[
"Yang",
"Li Lin",
""
]
] | We present updated predictions for the total cross section for Higgs boson production through gluon fusion at hadron colliders. In addition to renormalization-group improvement at next-to-next-to-next-to-leading logarithmic accuracy, we incorporate the two-loop electroweak corrections, which leads to the most precise p... |
1206.2168 | Gosta Gustafson | G\"osta Gustafson | Parton Cascades, Small x, and Saturation in High Energy Collisions | Lecture notes combining two lectures and a contribution to the
celebration of Andrzej Bia{\l}as' birthday, presented at the LI Cracow School
of Theoretical Physics, Zakopane, June 2011 | null | null | LU-TP 12-10 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | These lecture notes are a combination of two lectures and a contribution to
the celebration of Andrzej Bia{\l}as' birthday at the LI Cracow School of
Theoretical Physics in June 2011. I here discuss the dynamics of particle
production in high energy reactions. It includes parton cascades and
hadronization in e+e--ann... | [
{
"created": "Mon, 11 Jun 2012 11:48:36 GMT",
"version": "v1"
}
] | 2012-06-12 | [
[
"Gustafson",
"Gösta",
""
]
] | These lecture notes are a combination of two lectures and a contribution to the celebration of Andrzej Bia{\l}as' birthday at the LI Cracow School of Theoretical Physics in June 2011. I here discuss the dynamics of particle production in high energy reactions. It includes parton cascades and hadronization in e+e--ann.,... |
hep-ph/9911214 | Pasquale Di Bari | P.Di Bari | Amplification of Isocurvature Perturbations induced by Active-Sterile
Neutrino Oscillations | 20 pages + 3 included ps figures | Phys.Lett. B482 (2000) 150-160 | 10.1016/S0370-2693(00)00487-1 | INFN-ROMA1-1278/99 | hep-ph astro-ph | null | We show how the generation of a lepton number in the Early Universe induced
by active-sterile neutrino oscillations, in presence of small baryon number
inhomogeneities, gives rise to the formation of lepton domains, regions with
different values of active neutrino chemical potential. The structure of these
domains re... | [
{
"created": "Wed, 3 Nov 1999 16:52:30 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Di Bari",
"P.",
""
]
] | We show how the generation of a lepton number in the Early Universe induced by active-sterile neutrino oscillations, in presence of small baryon number inhomogeneities, gives rise to the formation of lepton domains, regions with different values of active neutrino chemical potential. The structure of these domains refl... |
hep-ph/0311240 | Kenji Kadota | Kenji Kadota, Ewan D. Stewart | Inflation on Moduli Space and Cosmic Perturbations | 23 pages, 4 figures; Added Fig. 1 and re-emphasis on dynamical
selection of desirable initial angles for inflaton modulus. To be published
in JHEP | JHEP 0312 (2003) 008 | 10.1088/1126-6708/2003/12/008 | KAIST-TH2003/09, UCB-PTH-03/27 | hep-ph astro-ph hep-th | null | We show that a moduli space of the form predicted by string theory, lifted by
supersymmetry breaking, gives rise to successful inflation for large regions of
parameter space without any modification or fine tuning. This natural
realization of inflation relies crucially on the complex nature of the moduli
fields and t... | [
{
"created": "Wed, 19 Nov 2003 12:34:09 GMT",
"version": "v1"
},
{
"created": "Thu, 20 Nov 2003 03:48:29 GMT",
"version": "v2"
},
{
"created": "Sat, 22 Nov 2003 08:49:18 GMT",
"version": "v3"
},
{
"created": "Thu, 4 Dec 2003 13:40:50 GMT",
"version": "v4"
}
] | 2009-11-10 | [
[
"Kadota",
"Kenji",
""
],
[
"Stewart",
"Ewan D.",
""
]
] | We show that a moduli space of the form predicted by string theory, lifted by supersymmetry breaking, gives rise to successful inflation for large regions of parameter space without any modification or fine tuning. This natural realization of inflation relies crucially on the complex nature of the moduli fields and the... |
1803.08062 | Manuel A. Buen-Abad | Manuel A. Buen-Abad, Razieh Emami, Martin Schmaltz | Cannibal Dark Matter and Large Scale Structure | 25 pages, 1 appendix. v2: typos corrected, added references | Phys. Rev. D 98, 083517 (2018) | 10.1103/PhysRevD.98.083517 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Cannibals are dark matter particles with a scattering process that allows
three particles to annihilate to two. This exothermic process keeps the gas of
the remaining particles warm long after they become non-relativistic. A
cannibalizing dark sector which is decoupled from the Standard Model naturally
arises from a ... | [
{
"created": "Wed, 21 Mar 2018 18:00:27 GMT",
"version": "v1"
},
{
"created": "Mon, 30 Jul 2018 18:00:00 GMT",
"version": "v2"
}
] | 2018-10-17 | [
[
"Buen-Abad",
"Manuel A.",
""
],
[
"Emami",
"Razieh",
""
],
[
"Schmaltz",
"Martin",
""
]
] | Cannibals are dark matter particles with a scattering process that allows three particles to annihilate to two. This exothermic process keeps the gas of the remaining particles warm long after they become non-relativistic. A cannibalizing dark sector which is decoupled from the Standard Model naturally arises from a pu... |
hep-ph/0211426 | Robert Appleby | R.B. Appleby and M.H. Seymour | Non-global logarithms in inter-jet energy flow with kt clustering
requirement | 13 pages, 4 figures | JHEP 0212 (2002) 063 | 10.1088/1126-6708/2002/12/063 | MC-TH-2002-11 | hep-ph | null | Recent work in inter-jet energy flow has identified a class of leading
logarithms previously not considered in the literature. These so-called
non-global logarithms have been shown to have significant numerical impact on
gaps-between-jets calculations at the energies of current particle colliders.
Here we calculate, ... | [
{
"created": "Wed, 27 Nov 2002 10:16:51 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Appleby",
"R. B.",
""
],
[
"Seymour",
"M. H.",
""
]
] | Recent work in inter-jet energy flow has identified a class of leading logarithms previously not considered in the literature. These so-called non-global logarithms have been shown to have significant numerical impact on gaps-between-jets calculations at the energies of current particle colliders. Here we calculate, at... |
hep-ph/0605208 | Manuel Donaire | M Donaire (DAMTP-Cambridge U.) | Topological Defects from First Order Gauge Theory Phase Transitions | Corrections made on sections 4,5. Higher quality figures in published
version | J.Phys. A39 (2006) 15013-15056 | 10.1088/0305-4470/39/48/012 | DAMTP-2006-11 | hep-ph cond-mat.supr-con hep-th | null | We investigate the mechanism by which topological defects form in first order
phase transitions with a charged order parameter. We show how thick
superconductor vortices and heavy cosmic strings form by trapping of magnetic
flux. In an external magnetic field, intermediate objects such as strips and
membranes of magn... | [
{
"created": "Thu, 18 May 2006 21:50:31 GMT",
"version": "v1"
},
{
"created": "Mon, 6 Nov 2006 19:37:32 GMT",
"version": "v2"
}
] | 2009-11-11 | [
[
"Donaire",
"M",
"",
"DAMTP-Cambridge U."
]
] | We investigate the mechanism by which topological defects form in first order phase transitions with a charged order parameter. We show how thick superconductor vortices and heavy cosmic strings form by trapping of magnetic flux. In an external magnetic field, intermediate objects such as strips and membranes of magnet... |
hep-ph/0504148 | Lianyi He | Lianyi He, Meng Jin and Pengfei Zhuang | Neutral Color Superconductivity and Pseudo-Goldstone Modes | 5 pages, 2 figure | null | null | null | hep-ph nucl-th | null | Four of the five expected Goldstone modes, which will be eaten up by gauge
fields, in neutral two-flavor color superconductor are actually
pseudo-Goldstone modes, and their degenerated mass is exactly the magnitude of
the color chemical potential, which is introduced to guarantee the color
neutrality at moderate bary... | [
{
"created": "Mon, 18 Apr 2005 09:26:23 GMT",
"version": "v1"
},
{
"created": "Sun, 24 Apr 2005 08:34:34 GMT",
"version": "v2"
},
{
"created": "Mon, 9 May 2005 09:00:08 GMT",
"version": "v3"
}
] | 2007-05-23 | [
[
"He",
"Lianyi",
""
],
[
"Jin",
"Meng",
""
],
[
"Zhuang",
"Pengfei",
""
]
] | Four of the five expected Goldstone modes, which will be eaten up by gauge fields, in neutral two-flavor color superconductor are actually pseudo-Goldstone modes, and their degenerated mass is exactly the magnitude of the color chemical potential, which is introduced to guarantee the color neutrality at moderate baryon... |
2303.10507 | William Saenz-Arevalo | G. Ban, J. Chen, P.-J. Chiu, B. Cl\'ement, M. Guigue, T. Jenke, P.
Larue, T. Lefort, O. Naviliat-Cuncic, B. Perriolat, G. Pignol, S. Roccia, W.
Saenz-Arevalo, P. Schmidt-Wellenburg | A search for neutron-to-hidden-neutron oscillations in a ultra-cold
neutron beam | null | null | 10.1103/PhysRevLett.131.191801 | null | hep-ph | http://creativecommons.org/licenses/by-nc-nd/4.0/ | Models that postulate the existence of hidden sectors address contemporary
questions, such as the source of baryogenesis and the nature of dark matter.
Among the possible mixing processes, neutron-to-hidden-neutron oscillations
have been repeatedly tested with ultra-cold neutron storage and
passing-through-wall exper... | [
{
"created": "Sat, 18 Mar 2023 21:58:05 GMT",
"version": "v1"
}
] | 2023-11-14 | [
[
"Ban",
"G.",
""
],
[
"Chen",
"J.",
""
],
[
"Chiu",
"P. -J.",
""
],
[
"Clément",
"B.",
""
],
[
"Guigue",
"M.",
""
],
[
"Jenke",
"T.",
""
],
[
"Larue",
"P.",
""
],
[
"Lefort",
"T.",
""
],
... | Models that postulate the existence of hidden sectors address contemporary questions, such as the source of baryogenesis and the nature of dark matter. Among the possible mixing processes, neutron-to-hidden-neutron oscillations have been repeatedly tested with ultra-cold neutron storage and passing-through-wall experim... |
2006.04982 | Wayne De Paula | Orlando Oliveira, Tobias Frederico and Wayne de Paula | The soft-gluon limit and the infrared enhancement of the quark-gluon
vertex | null | Eur. Phys. J. C (2020) 80: 484 | 10.1140/epjc/s10052-020-8037-0 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Schwinger-Dyson quark equation (SDE) combined with results from lattice
simulation for the propagators are used to obtain information on the
quark-gluon vertex, taking into account the recent full QCD lattice results for
the soft-gluon limit. Its inclusion leads to a clear enhancement of the
infrared quark-gluon ... | [
{
"created": "Mon, 8 Jun 2020 23:05:58 GMT",
"version": "v1"
}
] | 2020-06-11 | [
[
"Oliveira",
"Orlando",
""
],
[
"Frederico",
"Tobias",
""
],
[
"de Paula",
"Wayne",
""
]
] | The Schwinger-Dyson quark equation (SDE) combined with results from lattice simulation for the propagators are used to obtain information on the quark-gluon vertex, taking into account the recent full QCD lattice results for the soft-gluon limit. Its inclusion leads to a clear enhancement of the infrared quark-gluon ve... |
hep-ph/0611376 | Dani\"el Boer | Daniel Boer | Gluon saturation effects on single spin asymmetries | 4 pages, 3 figures, talk presented at the 17th International Spin
Physics Symposium, SPIN2006, Kyoto, Japan, October 2-7, 2006 | AIPConf.Proc.915:638-641 | 10.1063/1.2750861 | null | hep-ph | null | We consider forward pion production in p p collisions at RHIC energies,which
probes the so-called Extended Geometric Scaling region. Upon inclusion of
small-x effects via an anomalous dimension within the Color Glass Condensate
formalism at leading order in alpha_s, a good description of the cross section
as a functi... | [
{
"created": "Wed, 29 Nov 2006 17:56:21 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Boer",
"Daniel",
""
]
] | We consider forward pion production in p p collisions at RHIC energies,which probes the so-called Extended Geometric Scaling region. Upon inclusion of small-x effects via an anomalous dimension within the Color Glass Condensate formalism at leading order in alpha_s, a good description of the cross section as a function... |
1609.09125 | Nidal Chamoun | E. I. Lashin (Ain Shams U., Cairo and Zewail City Sci. Technol.,
Giza), N. Chamoun (HIAST and Bonn U.), C. Hamzaoui (Quebec U., Montreal), S.
Nasri (United Arab Emirates U.) | Rotated $\mu$\,--\,$\tau$ Symmetry for One Generic Neutrino Mixing
Angle: An analytical Study | 30 pages, version to appear in PRD | Phys. Rev. D 96, 015003 (2017) | 10.1103/PhysRevD.96.015003 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We find a realization of the $Z_2$-symmetry in the neutrino mass matrix which
expresses a rotation of the $\mu-\tau$ symmetry and is able to impose a generic
smallest mixing angle, in contrast to a zero-value predicted by the usual
non-rotated form of the $\mu-\tau$ symmetry. We extend this symmetry for the
lepton se... | [
{
"created": "Wed, 28 Sep 2016 21:39:53 GMT",
"version": "v1"
},
{
"created": "Wed, 8 Mar 2017 00:29:57 GMT",
"version": "v2"
},
{
"created": "Fri, 30 Jun 2017 02:24:38 GMT",
"version": "v3"
}
] | 2017-07-12 | [
[
"Lashin",
"E. I.",
"",
"Ain Shams U., Cairo and Zewail City Sci. Technol.,\n Giza"
],
[
"Chamoun",
"N.",
"",
"HIAST and Bonn U."
],
[
"Hamzaoui",
"C.",
"",
"Quebec U., Montreal"
],
[
"Nasri",
"S.",
"",
"United Arab Emirates U."
]
] | We find a realization of the $Z_2$-symmetry in the neutrino mass matrix which expresses a rotation of the $\mu-\tau$ symmetry and is able to impose a generic smallest mixing angle, in contrast to a zero-value predicted by the usual non-rotated form of the $\mu-\tau$ symmetry. We extend this symmetry for the lepton sect... |
1310.7856 | Antonino Di Piazza | A. Di Piazza | Ultrarelativistic electron states in a general background
electromagnetic field | 7 pages, 1 figure | Phys. Rev. Lett. vol. 113, 040402 (2014) | 10.1103/PhysRevLett.113.040402 | null | hep-ph quant-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The feasibility of obtaining exact analytical results in the realm of QED in
the presence of a background electromagnetic field is almost exclusively
limited to a few tractable cases, where the Dirac equation in the corresponding
background field can be solved analytically. This circumstance has restricted,
in partic... | [
{
"created": "Tue, 29 Oct 2013 16:08:19 GMT",
"version": "v1"
},
{
"created": "Sun, 27 Jul 2014 10:15:06 GMT",
"version": "v2"
}
] | 2016-05-04 | [
[
"Di Piazza",
"A.",
""
]
] | The feasibility of obtaining exact analytical results in the realm of QED in the presence of a background electromagnetic field is almost exclusively limited to a few tractable cases, where the Dirac equation in the corresponding background field can be solved analytically. This circumstance has restricted, in particul... |
1002.0566 | Claude Roiesnel | Cyrille Marquet, Claude Roiesnel and Samuel Wallon | Virtual Compton Scattering off a Spinless Target in AdS/QCD | 21 pages, version to be published in JHEP. | JHEP 1004:051,2010 | 10.1007/JHEP04(2010)051 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the doubly virtual Compton scattering off a spinless target
$\gamma^*P\to\gamma^*P'$ within the Anti-de Sitter(AdS)/QCD formalism. We find
that the general structure allowed by the Lorentz invariance and gauge
invariance of the Compton amplitude is not easily reproduced with the standard
recipes of the AdS/Q... | [
{
"created": "Tue, 2 Feb 2010 19:22:31 GMT",
"version": "v1"
},
{
"created": "Thu, 15 Apr 2010 15:01:33 GMT",
"version": "v2"
}
] | 2014-11-20 | [
[
"Marquet",
"Cyrille",
""
],
[
"Roiesnel",
"Claude",
""
],
[
"Wallon",
"Samuel",
""
]
] | We study the doubly virtual Compton scattering off a spinless target $\gamma^*P\to\gamma^*P'$ within the Anti-de Sitter(AdS)/QCD formalism. We find that the general structure allowed by the Lorentz invariance and gauge invariance of the Compton amplitude is not easily reproduced with the standard recipes of the AdS/QCD... |
hep-ph/0102071 | Daniel Boer | Daniel Boer (RIKEN-BNL Research Center) | Sudakov suppression in azimuthal spin asymmetries | 17 pages, Revtex, 6 Postscript figures, uses aps.sty, epsf.sty;
Section II partly rewritten, Figure 4 replaced, some minor other changes | Nucl.Phys. B603 (2001) 195-217 | 10.1016/S0550-3213(01)00156-0 | null | hep-ph | null | It is shown that transverse momentum dependent azimuthal spin asymmetries
suffer from suppression due to Sudakov factors, in the region where the
transverse momentum is much smaller than the large energy scale Q^2. The size
and Q^2 dependence of this suppression are studied numerically for two such
asymmetries, both ... | [
{
"created": "Tue, 6 Feb 2001 22:09:49 GMT",
"version": "v1"
},
{
"created": "Fri, 25 May 2001 20:23:43 GMT",
"version": "v2"
}
] | 2009-11-07 | [
[
"Boer",
"Daniel",
"",
"RIKEN-BNL Research Center"
]
] | It is shown that transverse momentum dependent azimuthal spin asymmetries suffer from suppression due to Sudakov factors, in the region where the transverse momentum is much smaller than the large energy scale Q^2. The size and Q^2 dependence of this suppression are studied numerically for two such asymmetries, both ar... |
1406.7782 | Eliecer Hern\'andez Gajate | C. Albertus, E. Hern\'andez and J. Nieves | $B\to \rho$ semileptonic decays and $|V_{ub}|$ | 13 latex pages, 3 figures, 3 tables. We have corrected a
misinterpretation of experimental data on partial branching fractions.
Results are modified but main conclusion remains the same | Physical Review D 90, 013017 (2014); erratum Physical Review D 90,
079906 (2014) | 10.1103/PhysRevD.90.013017 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We reevaluate the $B\to\rho\,l^+\nu_l$ decay width as a full
$B\to\pi\pi\,l^+\nu_l$ four-particle decay, in which the two final pions are
produced via an intermediate $\rho$ meson. The decay width can be written as a
convolution of the $B\to\rho\,l^+\nu_l$ decay width, for an off-shell $\rho$,
with the $\rho\to\pi\pi... | [
{
"created": "Mon, 30 Jun 2014 15:52:29 GMT",
"version": "v1"
},
{
"created": "Mon, 3 Nov 2014 08:14:56 GMT",
"version": "v2"
}
] | 2015-06-22 | [
[
"Albertus",
"C.",
""
],
[
"Hernández",
"E.",
""
],
[
"Nieves",
"J.",
""
]
] | We reevaluate the $B\to\rho\,l^+\nu_l$ decay width as a full $B\to\pi\pi\,l^+\nu_l$ four-particle decay, in which the two final pions are produced via an intermediate $\rho$ meson. The decay width can be written as a convolution of the $B\to\rho\,l^+\nu_l$ decay width, for an off-shell $\rho$, with the $\rho\to\pi\pi$ ... |
1912.08641 | Gabriel Koole | Robert Fleischer, Ruben Jaarsma, Gabri\"el Koole | Testing Lepton Flavour Universality with (Semi)-Leptonic $D_{(s)}$
Decays | 34 pages, 17 figures. v2: references added | null | 10.1140/epjc/s10052-020-7702-7 | Nikhef-2019-056, MPP-2019-252 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Data in $B$-meson decays indicate violations of lepton flavour universality,
thereby raising the question about such phenomena in the charm sector. We
perform a model-independent analysis of NP contributions in (semi)-leptonic
decays of $D_{(s)}$ mesons which originate from $c \to d \bar{\ell} \nu_{\ell}$
and $c \to ... | [
{
"created": "Wed, 18 Dec 2019 14:45:58 GMT",
"version": "v1"
},
{
"created": "Mon, 30 Dec 2019 18:15:32 GMT",
"version": "v2"
}
] | 2020-03-18 | [
[
"Fleischer",
"Robert",
""
],
[
"Jaarsma",
"Ruben",
""
],
[
"Koole",
"Gabriël",
""
]
] | Data in $B$-meson decays indicate violations of lepton flavour universality, thereby raising the question about such phenomena in the charm sector. We perform a model-independent analysis of NP contributions in (semi)-leptonic decays of $D_{(s)}$ mesons which originate from $c \to d \bar{\ell} \nu_{\ell}$ and $c \to s ... |
1005.4001 | Nello Paver | N. Paver and Riazuddin | On meson dominance in the `second class' tau \to eta pi nu_tau decay | 8 pages | Phys.Rev.D82:057301,2010 | 10.1103/PhysRevD.82.057301 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by recent estimates of the isospin-violating process tau \to eta pi
nu_tau, mostly relying on the rho and a_0 dominance of the relevant form
factors near threshold, we present an assessment for the branching ratio that
accounts for additional, potential, effects from the lowest radial excitations
rho(1450) ... | [
{
"created": "Fri, 21 May 2010 16:57:04 GMT",
"version": "v1"
}
] | 2014-11-21 | [
[
"Paver",
"N.",
""
],
[
"Riazuddin",
"",
""
]
] | Motivated by recent estimates of the isospin-violating process tau \to eta pi nu_tau, mostly relying on the rho and a_0 dominance of the relevant form factors near threshold, we present an assessment for the branching ratio that accounts for additional, potential, effects from the lowest radial excitations rho(1450) an... |
2303.07968 | Xiao-Yun Wang | Xiao-Yun Wang, Chen Dong, Quanjin Wang | Determination of the distribution of strong coupling constant with
machine learning | This work is a very preliminary result of using machine learning to
study strong coupling constants. It is not a very mature work, and there are
still certain uncertainties in the results. In a responsible manner, we
decided to withdraw this manuscript after deliberation, and readers are
invited to pay attentio... | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | In this work, we use the artificial neural network (ANN) method to study and
predict the distribution of strong coupling constants by fitting the existing
data. Our approach takes advantage of the ability of ANN to learn complex
nonlinear relations and excellent generalization, and allows for a systematic
treatment o... | [
{
"created": "Tue, 14 Mar 2023 15:19:09 GMT",
"version": "v1"
},
{
"created": "Thu, 6 Apr 2023 13:25:17 GMT",
"version": "v2"
},
{
"created": "Fri, 9 Jun 2023 00:05:15 GMT",
"version": "v3"
}
] | 2023-06-12 | [
[
"Wang",
"Xiao-Yun",
""
],
[
"Dong",
"Chen",
""
],
[
"Wang",
"Quanjin",
""
]
] | In this work, we use the artificial neural network (ANN) method to study and predict the distribution of strong coupling constants by fitting the existing data. Our approach takes advantage of the ability of ANN to learn complex nonlinear relations and excellent generalization, and allows for a systematic treatment of ... |
1203.6787 | Grzegorz Wilk | Maciej Rybczynski, Zbigniew Wlodarczyk and Grzegorz Wilk | On the possibility of q-scaling in high energy production processes | Final version, accepted by J.Phys. G | J. Phys. G: Nucl. Part. Phys. 39 (2012) 095004 | 10.1088/0954-3899/39/9/095004 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It has been noticed recently that transverse momenta (p_T) distributions
observed in high energy production processes exhibit remarkably universal
scaling behaviour. This is the case when a suitable variable replaces the usual
p_T. On the other hand, it is also widely known that transverse momentum
distributions in g... | [
{
"created": "Fri, 30 Mar 2012 12:29:41 GMT",
"version": "v1"
},
{
"created": "Wed, 13 Jun 2012 14:41:15 GMT",
"version": "v2"
},
{
"created": "Wed, 11 Jul 2012 15:28:44 GMT",
"version": "v3"
}
] | 2015-06-04 | [
[
"Rybczynski",
"Maciej",
""
],
[
"Wlodarczyk",
"Zbigniew",
""
],
[
"Wilk",
"Grzegorz",
""
]
] | It has been noticed recently that transverse momenta (p_T) distributions observed in high energy production processes exhibit remarkably universal scaling behaviour. This is the case when a suitable variable replaces the usual p_T. On the other hand, it is also widely known that transverse momentum distributions in gen... |
hep-ph/0408216 | Nestor Armesto | J. L. Albacete, N. Armesto, J. G. Milhano, C. A. Salgado and U. A.
Wiedemann | Numerical analysis of the Balitsky-Kovchegov equation with running
coupling: dependence of the saturation scale on nuclear size and rapidity | LaTeX, 29 pages, 7 eps figures; discussion on DLL enlarged and
comparison with sub-leading terms in the rapidity behaviour of the saturation
scale added | Phys.Rev. D71 (2005) 014003 | 10.1103/PhysRevD.71.014003 | CERN-PH-TH/2004-157 | hep-ph | null | We study the effects of including a running coupling constant in high-density
QCD evolution. For fixed coupling constant, QCD evolution preserves the initial
dependence of the saturation momentum $Q_s$ on the nuclear size $A$ and results
in an exponential dependence on rapidity $Y$, $Q^2_s(Y) = Q^2_s(Y_0) \exp{[
\bar... | [
{
"created": "Thu, 19 Aug 2004 17:13:42 GMT",
"version": "v1"
},
{
"created": "Fri, 19 Nov 2004 11:37:33 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Albacete",
"J. L.",
""
],
[
"Armesto",
"N.",
""
],
[
"Milhano",
"J. G.",
""
],
[
"Salgado",
"C. A.",
""
],
[
"Wiedemann",
"U. A.",
""
]
] | We study the effects of including a running coupling constant in high-density QCD evolution. For fixed coupling constant, QCD evolution preserves the initial dependence of the saturation momentum $Q_s$ on the nuclear size $A$ and results in an exponential dependence on rapidity $Y$, $Q^2_s(Y) = Q^2_s(Y_0) \exp{[ \bar\a... |
hep-ph/0005078 | Daniele Treleani | Mikhail Braun, Daniele Treleani | The double parton distributions in the hard pomeron model | 29 pages, 6 figures | Eur.Phys.J.C18:511-522,2001 | 10.1007/s100520100565 | null | hep-ph | null | We study the double parton interaction process in collisions between highly
virtual $q{\bar q}$ pairs in the BFKL regime. Explicit expressions for the
double parton distributions are obtained both in the case of direct coupling of
the BFKL pomerons to the $q{\bar q}$ pair and in the case of triple pomeron
interaction... | [
{
"created": "Tue, 9 May 2000 11:32:18 GMT",
"version": "v1"
}
] | 2009-01-07 | [
[
"Braun",
"Mikhail",
""
],
[
"Treleani",
"Daniele",
""
]
] | We study the double parton interaction process in collisions between highly virtual $q{\bar q}$ pairs in the BFKL regime. Explicit expressions for the double parton distributions are obtained both in the case of direct coupling of the BFKL pomerons to the $q{\bar q}$ pair and in the case of triple pomeron interaction. |
1404.4230 | Jun Song | Jun Song and Feng-lan Shao | Probing charge correlations of quark gluon plasma by identified
two-hadron rapidity correlations in ultra-relativistic AA collisions | 4 pages, 1 figure | null | null | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a new kind of two-particle correlation of identified hadrons in
longitudinal rapidity space, called $G_{\alpha\beta}(y_{\alpha},y_{\beta})$,
which can reflect clearly the charge correlations of hot quark system produced
in AA collisions at LHC energies. It is derived from the basic scenario of
quark combin... | [
{
"created": "Wed, 16 Apr 2014 13:05:53 GMT",
"version": "v1"
},
{
"created": "Mon, 21 Apr 2014 16:19:06 GMT",
"version": "v2"
}
] | 2014-04-22 | [
[
"Song",
"Jun",
""
],
[
"Shao",
"Feng-lan",
""
]
] | We propose a new kind of two-particle correlation of identified hadrons in longitudinal rapidity space, called $G_{\alpha\beta}(y_{\alpha},y_{\beta})$, which can reflect clearly the charge correlations of hot quark system produced in AA collisions at LHC energies. It is derived from the basic scenario of quark combinat... |
1710.01971 | Kazem Azizi | S. S. Agaev, K. Azizi, H. Sundu | Testing the doubly charged charm-strange tetraquarks | 14 Pages, 4 Figures and 3 Tables. To be published in EPJC | null | 10.1140/epjc/s10052-018-5640-4 | null | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The spectroscopic parameters and decay channels of the doubly charged scalar,
pseudoscalar and axial-vector charm-strange tetraquarks $Z_{
\overline{c}s}=[sd][\overline u \overline c]$ are explored within framework of
the QCD sum rule. The masses and current couplings of these diquark-antidiquark
states are calculate... | [
{
"created": "Thu, 5 Oct 2017 11:31:46 GMT",
"version": "v1"
},
{
"created": "Mon, 9 Oct 2017 09:38:43 GMT",
"version": "v2"
},
{
"created": "Mon, 12 Feb 2018 09:08:22 GMT",
"version": "v3"
},
{
"created": "Tue, 13 Feb 2018 07:01:01 GMT",
"version": "v4"
}
] | 2018-04-04 | [
[
"Agaev",
"S. S.",
""
],
[
"Azizi",
"K.",
""
],
[
"Sundu",
"H.",
""
]
] | The spectroscopic parameters and decay channels of the doubly charged scalar, pseudoscalar and axial-vector charm-strange tetraquarks $Z_{ \overline{c}s}=[sd][\overline u \overline c]$ are explored within framework of the QCD sum rule. The masses and current couplings of these diquark-antidiquark states are calculated ... |
1806.05191 | Giovanna Cottin | Giovanna Cottin, Juan Carlos Helo, Martin Hirsch | Displaced vertices as probes of sterile neutrino mixing at the LHC | 12 pages, 4 figures. v2 includes added references and new Table 1.
Version accepted for publication in PRD | Phys. Rev. D 98, 035012 (2018) | 10.1103/PhysRevD.98.035012 | IFIC/18-25 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the reach at the LHC to probe light sterile neutrinos with
displaced vertices. We focus on sterile neutrinos $N$ with masses $m_{N} \sim $
(5-30) GeV, that are produced in rare decays of the Standard Model gauge bosons
and decay inside the inner trackers of the LHC detectors. With a strategy that
trigg... | [
{
"created": "Wed, 13 Jun 2018 18:00:02 GMT",
"version": "v1"
},
{
"created": "Fri, 3 Aug 2018 14:29:17 GMT",
"version": "v2"
}
] | 2018-08-15 | [
[
"Cottin",
"Giovanna",
""
],
[
"Helo",
"Juan Carlos",
""
],
[
"Hirsch",
"Martin",
""
]
] | We investigate the reach at the LHC to probe light sterile neutrinos with displaced vertices. We focus on sterile neutrinos $N$ with masses $m_{N} \sim $ (5-30) GeV, that are produced in rare decays of the Standard Model gauge bosons and decay inside the inner trackers of the LHC detectors. With a strategy that trigger... |
1705.00449 | Yu Lu | Yu Lu, Muhammad Naeem Anwar, Bing-Song Zou | $X(4260)$ Revisited: A Coupled Channel Perspective | 10 pages, 1 figure | Phys. Rev. D 96, 114022 (2017) | 10.1103/PhysRevD.96.114022 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the probabilities of various charmed meson molecules for
$X(4260)$ under the framework of ${}^3P_0$ model. The results indicate that
even though heavy quark spin symmetry forbids $S$ wave coupling of $D_1\bar{D}$
to the ${}^3S_1$ charmonia ($\psi(nS)$), the $D$ wave coupling is allowed and
not negligible... | [
{
"created": "Mon, 1 May 2017 09:01:24 GMT",
"version": "v1"
},
{
"created": "Mon, 12 Jun 2017 13:24:00 GMT",
"version": "v2"
},
{
"created": "Thu, 7 Sep 2017 14:20:17 GMT",
"version": "v3"
},
{
"created": "Fri, 22 Dec 2017 15:54:43 GMT",
"version": "v4"
}
] | 2017-12-27 | [
[
"Lu",
"Yu",
""
],
[
"Anwar",
"Muhammad Naeem",
""
],
[
"Zou",
"Bing-Song",
""
]
] | We calculate the probabilities of various charmed meson molecules for $X(4260)$ under the framework of ${}^3P_0$ model. The results indicate that even though heavy quark spin symmetry forbids $S$ wave coupling of $D_1\bar{D}$ to the ${}^3S_1$ charmonia ($\psi(nS)$), the $D$ wave coupling is allowed and not negligible. ... |
hep-ph/0007153 | Volodymyr Uleshchenko | V.Uleshchenko, A.Szczurek, J.Speth | Semi-inclusive production of pions in DIS and $\bar d - \bar u$
asymmetry | A talk given at the workshop "Meson2000", Cracow, Poland, 19-23 May
2000 | Acta Phys.Polon. B31 (2000) 2443-2451 | null | null | hep-ph | null | We discuss the role of some nonpartonic effects which lead to $N_p^{\pi^+}
\ne N_n^{\pi^+}$ and $N_p^{\pi^-} \ne N_n^{\pi^-}$ and may therefore modify the
conclusionon the $\bar d - \bar u$ asymmetry extracted from semi-inclusive
production of pions in DIS. Quantitative estimations for resolved photon and
exclusive $... | [
{
"created": "Fri, 14 Jul 2000 13:39:39 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Uleshchenko",
"V.",
""
],
[
"Szczurek",
"A.",
""
],
[
"Speth",
"J.",
""
]
] | We discuss the role of some nonpartonic effects which lead to $N_p^{\pi^+} \ne N_n^{\pi^+}$ and $N_p^{\pi^-} \ne N_n^{\pi^-}$ and may therefore modify the conclusionon the $\bar d - \bar u$ asymmetry extracted from semi-inclusive production of pions in DIS. Quantitative estimations for resolved photon and exclusive $\r... |
1007.5172 | Jacopo Ghiglieri | Nora Brambilla, Jacopo Ghiglieri, Peter Petreczky, Antonio Vairo | Polyakov loop and correlator of Polyakov loops at
next-to-next-to-leading order | 53 pages, 9 figures, version published in PRD | Phys.Rev.D82:074019,2010 | 10.1103/PhysRevD.82.074019 | TUM-EFT 2/09, INT-PUB-10-056 | hep-ph hep-lat nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the Polyakov loop and the correlator of two Polyakov loops at finite
temperature in the weak-coupling regime. We calculate the Polyakov loop at
order g^4. The calculation of the correlator of two Polyakov loops is performed
at distances shorter than the inverse of the temperature and for electric
screening m... | [
{
"created": "Thu, 29 Jul 2010 09:54:19 GMT",
"version": "v1"
},
{
"created": "Mon, 4 Oct 2010 16:05:19 GMT",
"version": "v2"
}
] | 2010-10-27 | [
[
"Brambilla",
"Nora",
""
],
[
"Ghiglieri",
"Jacopo",
""
],
[
"Petreczky",
"Peter",
""
],
[
"Vairo",
"Antonio",
""
]
] | We study the Polyakov loop and the correlator of two Polyakov loops at finite temperature in the weak-coupling regime. We calculate the Polyakov loop at order g^4. The calculation of the correlator of two Polyakov loops is performed at distances shorter than the inverse of the temperature and for electric screening mas... |
1908.11864 | Wen Yin | Shintaro Eijima, Ryuichiro Kitano and Wen Yin | Throwing away antimatter via neutrino oscillations during the reheating
era | 20pages, 1figure, v2: reference added, typo corrected | null | 10.1088/1475-7516/2020/03/048 | KEK-TH-2153 | hep-ph astro-ph.CO gr-qc hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The simplest possibility to explain the baryon asymmetry of the Universe is
to assume that radiation is created asymmetrically between baryons and
anti-baryons after the inflation. We propose a new mechanism of this kind where
CP-violating flavor oscillations of left-handed leptons in the reheating era
distribute the... | [
{
"created": "Fri, 30 Aug 2019 17:49:40 GMT",
"version": "v1"
},
{
"created": "Mon, 16 Sep 2019 04:11:25 GMT",
"version": "v2"
}
] | 2020-04-01 | [
[
"Eijima",
"Shintaro",
""
],
[
"Kitano",
"Ryuichiro",
""
],
[
"Yin",
"Wen",
""
]
] | The simplest possibility to explain the baryon asymmetry of the Universe is to assume that radiation is created asymmetrically between baryons and anti-baryons after the inflation. We propose a new mechanism of this kind where CP-violating flavor oscillations of left-handed leptons in the reheating era distribute the l... |
1410.3779 | C. A. Dominguez | C. A. Dominguez, L. A. Hernandez, K. Schilcher and H. Spiesberger | Chiral sum rules and vacuum condensates from tau-lepton decay data | Revised version with additional discussions/comments | null | 10.1007/JHEP03(2015)053 | UCT-TP-302/14, MITP/14-074 | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | QCD finite energy sum rules, together with the latest updated ALEPH data on
hadronic decays of the tau-lepton are used in order to determine the vacuum
condensates of dimension $d=2$ and $d=4$. These data are also used to check the
validity of the Weinberg sum rules, and to determine the chiral condensates of
dimensi... | [
{
"created": "Tue, 14 Oct 2014 17:52:16 GMT",
"version": "v1"
},
{
"created": "Wed, 21 Jan 2015 08:10:15 GMT",
"version": "v2"
},
{
"created": "Thu, 22 Jan 2015 09:08:41 GMT",
"version": "v3"
},
{
"created": "Fri, 23 Jan 2015 11:02:43 GMT",
"version": "v4"
},
{
"c... | 2015-06-23 | [
[
"Dominguez",
"C. A.",
""
],
[
"Hernandez",
"L. A.",
""
],
[
"Schilcher",
"K.",
""
],
[
"Spiesberger",
"H.",
""
]
] | QCD finite energy sum rules, together with the latest updated ALEPH data on hadronic decays of the tau-lepton are used in order to determine the vacuum condensates of dimension $d=2$ and $d=4$. These data are also used to check the validity of the Weinberg sum rules, and to determine the chiral condensates of dimension... |
2303.03061 | Mirzayusuf Musakhanov | Mirzayusuf Musakhanov | Gluons, light and heavy quarks and their interactions in the instanton
vacuum | arXiv admin note: text overlap with arXiv:2103.16628 | null | null | null | hep-ph hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The instanton size $\rho$ and inter-instanton distance $R$ are the main
parameters of Instanton Liquid Model (ILM) of the QCD vacuum. Various estimates
show that $\rho\approx1/3$ fm and $R\approx1$ fm, and the corresponding packing
parameter $\kappa=\rho^{4}/R^{4}\approx0.01$. The strength of the light
quark-instanto... | [
{
"created": "Mon, 6 Mar 2023 12:12:06 GMT",
"version": "v1"
}
] | 2023-03-07 | [
[
"Musakhanov",
"Mirzayusuf",
""
]
] | The instanton size $\rho$ and inter-instanton distance $R$ are the main parameters of Instanton Liquid Model (ILM) of the QCD vacuum. Various estimates show that $\rho\approx1/3$ fm and $R\approx1$ fm, and the corresponding packing parameter $\kappa=\rho^{4}/R^{4}\approx0.01$. The strength of the light quark-instanton ... |
1807.03799 | Matthew Sievert | Matthew D. Sievert, Ivan Vitev | Quark branching in QCD matter to any order in opacity beyond the soft
gluon emission limit | 41 pages, 10 figures | Phys. Rev. D 98, 094010 (2018) | 10.1103/PhysRevD.98.094010 | LA-UR-18-26751 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Cold nuclear matter effects in reactions with nuclei at a future electron-ion
collider (EIC) lead to a modification of semi-inclusive hadron production, jet
cross sections, and jet substructure when compared to the vacuum. At leading
order in the strong coupling, a jet produced at an EIC is initiated as an
energetic ... | [
{
"created": "Tue, 10 Jul 2018 18:00:27 GMT",
"version": "v1"
},
{
"created": "Fri, 9 Nov 2018 17:11:24 GMT",
"version": "v2"
}
] | 2018-11-21 | [
[
"Sievert",
"Matthew D.",
""
],
[
"Vitev",
"Ivan",
""
]
] | Cold nuclear matter effects in reactions with nuclei at a future electron-ion collider (EIC) lead to a modification of semi-inclusive hadron production, jet cross sections, and jet substructure when compared to the vacuum. At leading order in the strong coupling, a jet produced at an EIC is initiated as an energetic qu... |
2006.13564 | Jose Miguel No | Michael Gustafsson, Jose Miguel No, Maximiliano A. Rivera | Lepton number violating operators with standard model gauge fields: A
survey of neutrino masses from 3-loops and their link to dark matter | 36 pages, 11 figures | null | 10.1007/JHEP11(2020)070 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate neutrino mass generation scenarios where the lepton number
breaking new physics couples only to the Standard Model (SM) right-handed
charged lepton chirality. The lowest-order lepton number violating effective
operator which describes this framework is a unique dimension nine operator
involving SM gaug... | [
{
"created": "Wed, 24 Jun 2020 08:54:12 GMT",
"version": "v1"
}
] | 2020-12-02 | [
[
"Gustafsson",
"Michael",
""
],
[
"No",
"Jose Miguel",
""
],
[
"Rivera",
"Maximiliano A.",
""
]
] | We investigate neutrino mass generation scenarios where the lepton number breaking new physics couples only to the Standard Model (SM) right-handed charged lepton chirality. The lowest-order lepton number violating effective operator which describes this framework is a unique dimension nine operator involving SM gauge ... |
hep-ph/0010021 | Hitoshi Murayama | Hitoshi Murayama (UC Berkeley, LBNL) | Dynamical (Super)Symmetry Breaking | 8 pages. Plenary talk presented at 11th Rencontre de Blois,
"Frontiers of Matter," Blois, Loire Valley, France June 28 - 3 Jul, 1999 | null | null | UCB-PTH-00/33, LBNL-46901 | hep-ph | null | Dynamical Symmetry Breaking (DSB) is a concept theorists rely on very often
in the discussions of strong dynamics, model building, and hierarchy problems.
In this talk, I will discuss why this is such a permeating concept among
theorists and how they are used in understanding physics. I also briefly review
recent pro... | [
{
"created": "Tue, 3 Oct 2000 16:41:24 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Murayama",
"Hitoshi",
"",
"UC Berkeley, LBNL"
]
] | Dynamical Symmetry Breaking (DSB) is a concept theorists rely on very often in the discussions of strong dynamics, model building, and hierarchy problems. In this talk, I will discuss why this is such a permeating concept among theorists and how they are used in understanding physics. I also briefly review recent progr... |
hep-ph/0305073 | Satoshi Mishima | Satoshi Mishima, A. I. Sanda | Calculation of Magnetic Penguin Amplitudes in B -> phi K Decays using
PQCD Approach | 15 pages, 3 figures, LaTeX with the PTP style, minor changes of typos | Prog.Theor.Phys. 110 (2003) 549-561 | 10.1143/PTP.110.549 | DPNU-03-10 | hep-ph | null | New physics contributions to B decays often arise through chromo-magnetic
penguin operators. To look for new physics effects in B decays, it is useful to
be able to estimate the hadronic matrix elements for the chromo-magnetic
operator. We compute this contribution to B ->phi K decays using PQCD methods.
It is shown ... | [
{
"created": "Wed, 7 May 2003 18:29:54 GMT",
"version": "v1"
},
{
"created": "Tue, 2 Sep 2003 05:56:14 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Mishima",
"Satoshi",
""
],
[
"Sanda",
"A. I.",
""
]
] | New physics contributions to B decays often arise through chromo-magnetic penguin operators. To look for new physics effects in B decays, it is useful to be able to estimate the hadronic matrix elements for the chromo-magnetic operator. We compute this contribution to B ->phi K decays using PQCD methods. It is shown th... |
2210.06613 | Krzysztof Marek Kutak | M. Abdullah Al-Mashad, A. van Hameren, H. Kakkad, P. Kotko, K. Kutak,
P. van Mechelen, S. Sapeta | Dijet azimuthal correlations in p-p and p-Pb collisions at forward LHC
calorimeters | 14 pages | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a state-of-the-art computation for the production of forward
dijets in proton-proton and proton-lead collisions at the LHC, in rapidity
domains covered by the ATLAS calorimeter and the planned FoCal extension of the
ALICE detector. We use the small-x improved TMD (ITMD) formalism, together with
collinearly... | [
{
"created": "Wed, 12 Oct 2022 22:38:36 GMT",
"version": "v1"
},
{
"created": "Wed, 26 Oct 2022 19:29:55 GMT",
"version": "v2"
}
] | 2022-10-28 | [
[
"Al-Mashad",
"M. Abdullah",
""
],
[
"van Hameren",
"A.",
""
],
[
"Kakkad",
"H.",
""
],
[
"Kotko",
"P.",
""
],
[
"Kutak",
"K.",
""
],
[
"van Mechelen",
"P.",
""
],
[
"Sapeta",
"S.",
""
]
] | We present a state-of-the-art computation for the production of forward dijets in proton-proton and proton-lead collisions at the LHC, in rapidity domains covered by the ATLAS calorimeter and the planned FoCal extension of the ALICE detector. We use the small-x improved TMD (ITMD) formalism, together with collinearly i... |
hep-ph/9608277 | Liu Chun | Yuan-ben Dai, Chao-shang Huang, Ming-qiu Huang, and Chun Liu | QCD Sum Rule Analysis for the \Lambda_b to \Lambda_c Semileptonic Decay | LateX, 16 pages including 3 figs, to appear in Phys. Lett.B | Phys.Lett.B387:379-385,1996 | 10.1016/0370-2693(96)01029-5 | AS-ITP-96-08 | hep-ph | null | The 1/m_c and 1/m_b corrections to the \Lambda_b to \Lambda_c semi- leptonic
decay are analyzed by QCD sum rules. Within the framework of heavy quark
effective theory,the subleading baryonic Isgur-Wise func- tion of \Lambda_b to
\Lambda_c has been calculated. It is shown that the corrections due to the 1/m
Lagrangian... | [
{
"created": "Fri, 9 Aug 1996 01:08:30 GMT",
"version": "v1"
}
] | 2011-01-27 | [
[
"Dai",
"Yuan-ben",
""
],
[
"Huang",
"Chao-shang",
""
],
[
"Huang",
"Ming-qiu",
""
],
[
"Liu",
"Chun",
""
]
] | The 1/m_c and 1/m_b corrections to the \Lambda_b to \Lambda_c semi- leptonic decay are analyzed by QCD sum rules. Within the framework of heavy quark effective theory,the subleading baryonic Isgur-Wise func- tion of \Lambda_b to \Lambda_c has been calculated. It is shown that the corrections due to the 1/m Lagrangian i... |
1908.00909 | Ayon Patra Dr. | Subhendra Mohanty, Ayon Patra and Tripurari Srivastava | MeV scale model of SIMP dark matter, neutrino mass and leptogenesis | 22 pages, 11 figures, 3 tables. Comments are welcome | null | 10.1088/1475-7516/2020/03/027 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider a simple extension of the Standard Model with two singlet scalar
fields and three heavy right-handed neutrinos. One of the scalar fields serves
as an MeV scale dark matter and its stability is ensured by the introduction of
an extra $Z_2$ symmetry. The second scalar (which is even under the $Z_2$
symmetry... | [
{
"created": "Fri, 2 Aug 2019 15:30:26 GMT",
"version": "v1"
}
] | 2020-03-18 | [
[
"Mohanty",
"Subhendra",
""
],
[
"Patra",
"Ayon",
""
],
[
"Srivastava",
"Tripurari",
""
]
] | We consider a simple extension of the Standard Model with two singlet scalar fields and three heavy right-handed neutrinos. One of the scalar fields serves as an MeV scale dark matter and its stability is ensured by the introduction of an extra $Z_2$ symmetry. The second scalar (which is even under the $Z_2$ symmetry) ... |
1508.05078 | Gouranga Nayak | Gouranga C. Nayak | Correct Definition of the Gluon Fragmentation Function at High Energy
Colliders | 13 pages latex. arXiv admin note: substantial text overlap with
arXiv:1506.02651, arXiv:1506.02593, arXiv:1508.01194 | null | null | null | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Since the definition of the gluon to hadrons fragmentation amplitude
$<H,X|g>$ involves gluon field $Q^{\mu a}(x)$ corresponding to single gluon
incoming state $|g>$, the present definition of the gluon fragmentation
function at high energy colliders [which involves non-abelian field tensor
$F^{\mu \nu a}(x)=\partial... | [
{
"created": "Thu, 20 Aug 2015 19:30:21 GMT",
"version": "v1"
}
] | 2015-08-21 | [
[
"Nayak",
"Gouranga C.",
""
]
] | Since the definition of the gluon to hadrons fragmentation amplitude $<H,X|g>$ involves gluon field $Q^{\mu a}(x)$ corresponding to single gluon incoming state $|g>$, the present definition of the gluon fragmentation function at high energy colliders [which involves non-abelian field tensor $F^{\mu \nu a}(x)=\partial^\... |
2401.17055 | Wei Zhao | Wei Zhao and Hui Liu and Xitong Mei | Ultralight scalar and axion dark matter detection with atom
interferometers | 5 pages, 3 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The detection of dark matter is a challenging problem in modern physics. The
ultralight scalar and axion dark matter could induce the oscillation of the
nuclear charge radii and then oscillate the atomic transition frequency by
interacting with standard model particles. We compute the differential phase
shift caused ... | [
{
"created": "Tue, 30 Jan 2024 14:36:01 GMT",
"version": "v1"
}
] | 2024-01-31 | [
[
"Zhao",
"Wei",
""
],
[
"Liu",
"Hui",
""
],
[
"Mei",
"Xitong",
""
]
] | The detection of dark matter is a challenging problem in modern physics. The ultralight scalar and axion dark matter could induce the oscillation of the nuclear charge radii and then oscillate the atomic transition frequency by interacting with standard model particles. We compute the differential phase shift caused by... |
hep-ph/9907360 | Moultaka Gilbert | J.-L. Kneur and G. Moultaka | Phases in the gaugino sector: direct reconstruction of the basic
parameters and impact on the neutralino pair production | Latex, 28 pages, 10 figures | Phys.Rev. D61 (2000) 095003 | 10.1103/PhysRevD.61.095003 | PM/99-30 | hep-ph | null | We consider recovering analytically the (generally complex) parameters $\mu$,
$M_1$ and $M_2$ of the gaugino and Higgsino Lagrangian, from appropriate
physical input in the chargino and neutralino sectors. For given $\tan\beta$,
we obtain very simple analytic solutions for $M_2$, $| \mu|$, $Arg[\mu]$ in the
chargino ... | [
{
"created": "Wed, 14 Jul 1999 17:11:44 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Kneur",
"J. -L.",
""
],
[
"Moultaka",
"G.",
""
]
] | We consider recovering analytically the (generally complex) parameters $\mu$, $M_1$ and $M_2$ of the gaugino and Higgsino Lagrangian, from appropriate physical input in the chargino and neutralino sectors. For given $\tan\beta$, we obtain very simple analytic solutions for $M_2$, $| \mu|$, $Arg[\mu]$ in the chargino se... |
1702.07572 | Rados{\l}aw Kycia | Rados{\l}aw Kycia, Piotr Lebiedowicz, Antoni Szczurek, Jacek Turnau | Triple Regge exchange mechanisms of four-pion continuum production in
the $pp \to pp \pi^{+}\pi^{-}\pi^{+}\pi^{-}$ reaction | 30 pages, 25 figures | Phys. Rev. D 95, 094020 (2017) | 10.1103/PhysRevD.95.094020 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider exclusive multi-peripheral production of four charged pions in
proton-proton collisions at high energies with simultaneous exchange of three
pomerons/reggeons. The amplitude(s) for the genuine $2 \to 6$ process are
written in the Regge approach. The calculation is performed with the help of
the GenEx Mont... | [
{
"created": "Fri, 24 Feb 2017 13:26:50 GMT",
"version": "v1"
},
{
"created": "Tue, 21 Mar 2017 21:07:08 GMT",
"version": "v2"
}
] | 2017-05-31 | [
[
"Kycia",
"Radosław",
""
],
[
"Lebiedowicz",
"Piotr",
""
],
[
"Szczurek",
"Antoni",
""
],
[
"Turnau",
"Jacek",
""
]
] | We consider exclusive multi-peripheral production of four charged pions in proton-proton collisions at high energies with simultaneous exchange of three pomerons/reggeons. The amplitude(s) for the genuine $2 \to 6$ process are written in the Regge approach. The calculation is performed with the help of the GenEx Monte ... |
2403.20064 | Zachary Draper | Zachary T. Draper and Stephen R. Sharpe | Three-particle formalism for multiple channels: the $\eta \pi \pi + K
\overline K \pi$ system in isosymmetric QCD | 49 pages, no figures. v2: Fixed typos, added additional comments to
the conclusion, made other minor changes | null | 10.1007/JHEP07(2024)083 | null | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We generalize previous three-particle finite-volume formalisms to allow for
multiple three-particle channels. For definiteness, we focus on the two-channel
$\eta \pi \pi$ and $K \overline K \pi$ system in isosymmetric QCD, considering
the positive $G$ parity sector of the latter channel, and neglecting the
coupling t... | [
{
"created": "Fri, 29 Mar 2024 08:55:34 GMT",
"version": "v1"
},
{
"created": "Fri, 12 Jul 2024 18:35:08 GMT",
"version": "v2"
}
] | 2024-07-16 | [
[
"Draper",
"Zachary T.",
""
],
[
"Sharpe",
"Stephen R.",
""
]
] | We generalize previous three-particle finite-volume formalisms to allow for multiple three-particle channels. For definiteness, we focus on the two-channel $\eta \pi \pi$ and $K \overline K \pi$ system in isosymmetric QCD, considering the positive $G$ parity sector of the latter channel, and neglecting the coupling to ... |
2210.01993 | Daisuke Jido | Takahiro Saionji, Daisuke Jido, Masayasu Harada | Inverse mass ordering of light scalar mesons in the Nambu Jona-Lasinio
model | 17 pages, 3 figures | null | null | null | hep-ph nucl-th | http://creativecommons.org/licenses/by-nc-nd/4.0/ | The masses of the low-lying scalar mesons are investigated in the
three-flavor Nambu Jona-Lasinio (NJL) model by treating the scalar mesons as
composite objects of a quark and an antiquark. It is known that a simple $\bar
qq$ picture fails to reproduce so-called inverse mass ordering for the scalar
mesons. Recently a... | [
{
"created": "Wed, 5 Oct 2022 02:56:53 GMT",
"version": "v1"
}
] | 2022-10-06 | [
[
"Saionji",
"Takahiro",
""
],
[
"Jido",
"Daisuke",
""
],
[
"Harada",
"Masayasu",
""
]
] | The masses of the low-lying scalar mesons are investigated in the three-flavor Nambu Jona-Lasinio (NJL) model by treating the scalar mesons as composite objects of a quark and an antiquark. It is known that a simple $\bar qq$ picture fails to reproduce so-called inverse mass ordering for the scalar mesons. Recently a n... |
hep-ph/0007308 | John R. Hiller | J.R. Hiller | Methods for the nonperturbative approximation of form factors and
scattering amplitudes | 4 pages, 1 figure; LaTeX, aipproc.sty, epsf.sty; to appear in the
proceedings of the 7th Conference on the Intersections of Particle and
Nuclear Physics, Quebec City, May 22-28, 2000 | AIP Conf.Proc. 549 (2002) 399-402 | 10.1063/1.1345282 | UMN-D-00-4 | hep-ph | null | Methods are described for the nonperturbative calculation of wave functions
and scattering amplitudes in light-cone quantization. Form factors are computed
from the boost-invariant wave functions, which appear as coefficients in a
Fock-state expansion of the field-theoretic eigenstate. A technique is proposed
for cal... | [
{
"created": "Wed, 26 Jul 2000 22:10:54 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Hiller",
"J. R.",
""
]
] | Methods are described for the nonperturbative calculation of wave functions and scattering amplitudes in light-cone quantization. Form factors are computed from the boost-invariant wave functions, which appear as coefficients in a Fock-state expansion of the field-theoretic eigenstate. A technique is proposed for calcu... |
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