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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1302.2058 | Victor Goncalves | V. P. Goncalves, W. K. Sauter | Diffractive photon production at high momentum transfer in $ep$
collisions | 8 pages, 4 figures. Version published in Physical Review D | null | 10.1103/PhysRevD.87.054035 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The diffractive photon production at large momentum transfer and large
energies is a probe of the parton dynamics of the diffractive exchange. In this
paper we revisit the leading order (LO) BFKL equation approach for this process
and estimate, for the first time, the differential and total cross sections
considering... | [
{
"created": "Fri, 8 Feb 2013 15:04:00 GMT",
"version": "v1"
},
{
"created": "Fri, 5 Jul 2013 14:18:32 GMT",
"version": "v2"
}
] | 2013-07-08 | [
[
"Goncalves",
"V. P.",
""
],
[
"Sauter",
"W. K.",
""
]
] | The diffractive photon production at large momentum transfer and large energies is a probe of the parton dynamics of the diffractive exchange. In this paper we revisit the leading order (LO) BFKL equation approach for this process and estimate, for the first time, the differential and total cross sections considering t... |
2212.09417 | Kazuhiro Tanaka | Kazuhiro Tanaka (Juntendo Univ.) | Twist-four gravitational form factor at NNLO QCD from trace anomaly
constraints | 40 pages, 5 figures; v3: typos corrected, published version | null | 10.1007/JHEP03(2023)013 | null | hep-ph nucl-th | http://creativecommons.org/licenses/by/4.0/ | It is known that the trace anomaly in the QCD energy-momentum tensor $T^{\mu
\nu}$ can be attributed to the anomalies for each of the gauge-invariant quark
part and gluon part of $T^{\mu \nu}$, and their explicit three-loop formulas
have been derived in the $\overline{\rm MS}$ scheme in the dimensional
regularization... | [
{
"created": "Mon, 19 Dec 2022 12:49:50 GMT",
"version": "v1"
},
{
"created": "Mon, 20 Feb 2023 03:35:47 GMT",
"version": "v2"
},
{
"created": "Sun, 12 Mar 2023 05:07:46 GMT",
"version": "v3"
}
] | 2023-03-22 | [
[
"Tanaka",
"Kazuhiro",
"",
"Juntendo Univ."
]
] | It is known that the trace anomaly in the QCD energy-momentum tensor $T^{\mu \nu}$ can be attributed to the anomalies for each of the gauge-invariant quark part and gluon part of $T^{\mu \nu}$, and their explicit three-loop formulas have been derived in the $\overline{\rm MS}$ scheme in the dimensional regularization. ... |
2301.12632 | Long Chen | Werner Bernreuther, Long Chen, Peng-Cheng Lu, Zong-Guo Si | Top and bottom quark forward-backward asymmetries at
next-to-next-to-leading order QCD in (un)polarized electron positron
collisions | The scale uncertainties on the asymmetries are added, matched to the
version accepted for publication in JHEP | J. High Energ. Phys. 2023, 94 (2023) | 10.1007/JHEP05(2023)094 | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | We consider, at order $\alpha_s^2$ in the QCD coupling, top-quark pair
production in the continuum at various center-of-mass energies and $b$-quark
pair production at the $Z$ resonance by (un)polarized electron and positron
beams. For top quarks we compute the forward-backward asymmetry with respect to
the top-quark ... | [
{
"created": "Mon, 30 Jan 2023 03:18:53 GMT",
"version": "v1"
},
{
"created": "Sat, 22 Apr 2023 01:39:14 GMT",
"version": "v2"
}
] | 2023-05-22 | [
[
"Bernreuther",
"Werner",
""
],
[
"Chen",
"Long",
""
],
[
"Lu",
"Peng-Cheng",
""
],
[
"Si",
"Zong-Guo",
""
]
] | We consider, at order $\alpha_s^2$ in the QCD coupling, top-quark pair production in the continuum at various center-of-mass energies and $b$-quark pair production at the $Z$ resonance by (un)polarized electron and positron beams. For top quarks we compute the forward-backward asymmetry with respect to the top-quark di... |
1811.00289 | Markus Diehl | Markus Diehl, Peter Ploessl, Andreas Schafer | Proof of sum rules for double parton distributions in QCD | 31 pages, 7 figures. v2: added references and clarifications in the
text | null | 10.1140/epjc/s10052-019-6777-5 | DESY 18-195 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | Double hard scattering can play an important role for producing multiparticle
final states in hadron-hadron collisions. The associated cross sections depend
on double parton distributions, which at present are only weakly constrained by
theory or measurements. A set of sum rules for these distributions has been
propo... | [
{
"created": "Thu, 1 Nov 2018 09:39:03 GMT",
"version": "v1"
},
{
"created": "Tue, 12 Mar 2019 17:14:54 GMT",
"version": "v2"
}
] | 2019-05-01 | [
[
"Diehl",
"Markus",
""
],
[
"Ploessl",
"Peter",
""
],
[
"Schafer",
"Andreas",
""
]
] | Double hard scattering can play an important role for producing multiparticle final states in hadron-hadron collisions. The associated cross sections depend on double parton distributions, which at present are only weakly constrained by theory or measurements. A set of sum rules for these distributions has been propose... |
1907.01716 | Rodrigo Alonso Dr | Rodrigo Alonso | Lepton (non-) unversality in (flavor changing) neutral current B decays | FPCP 2019 proceedings | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The following proceedings contain a theory perspective on the flavor changing
neutral current anomalies reported by LHCb on the ratios $B\to K^{(*)}
\mu\mu/B\to K^{(*)} ee$
| [
{
"created": "Wed, 3 Jul 2019 02:56:13 GMT",
"version": "v1"
}
] | 2019-07-04 | [
[
"Alonso",
"Rodrigo",
""
]
] | The following proceedings contain a theory perspective on the flavor changing neutral current anomalies reported by LHCb on the ratios $B\to K^{(*)} \mu\mu/B\to K^{(*)} ee$ |
1111.6175 | Xing-Gang Wu | Stanley J. Brodsky and Xing-Gang Wu | Scale Setting Using the Extended Renormalization Group and the Principle
of Maximum Conformality: the QCD Coupling Constant at Four Loops | 9 pages, no figures. The formulas in the Appendix are corrected | Phys. Rev. D85, 034038 (2012); Phys. Rev. D 86, 079903(E) (2012) | 10.1103/PhysRevD.85.034038 10.1103/PhysRevD.86.079903 | SLAC-PUB-14774 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A key problem in making precise perturbative QCD predictions is to set the
proper renormalization scale of the running coupling. The extended
renormalization group equations, which express the invariance of physical
observables under both the renormalization scale- and scheme-parameter
transformations, provide a conv... | [
{
"created": "Sat, 26 Nov 2011 16:58:16 GMT",
"version": "v1"
},
{
"created": "Wed, 30 Nov 2011 23:10:06 GMT",
"version": "v2"
},
{
"created": "Mon, 6 Feb 2012 17:20:32 GMT",
"version": "v3"
},
{
"created": "Thu, 11 Oct 2012 15:18:59 GMT",
"version": "v4"
},
{
"cr... | 2015-03-18 | [
[
"Brodsky",
"Stanley J.",
""
],
[
"Wu",
"Xing-Gang",
""
]
] | A key problem in making precise perturbative QCD predictions is to set the proper renormalization scale of the running coupling. The extended renormalization group equations, which express the invariance of physical observables under both the renormalization scale- and scheme-parameter transformations, provide a conven... |
1610.00629 | Diego Guadagnoli | Francesco Dettori, Diego Guadagnoli and Meril Reboud | Bs to mu mu gamma from Bs to mu mu | 10 pages, 3 figures. v3: various textual modifications, including in
particular: operator basis given explicitly; detailed discussion of the main
sources of expected theoretical and experimental systematics. Matches journal
version | null | 10.1016/j.physletb.2017.02.048 | LAPTH-044/16 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Bs to mu mu gamma decay offers sensitivity to a wider set of effective
operators than its non-radiative counterpart Bs to mu mu, and a set that is
interesting in the light of present-day discrepancies in flavour data. On the
other hand, the direct measurement of the Bs to mu mu gamma decay poses
challenges with r... | [
{
"created": "Mon, 3 Oct 2016 16:46:26 GMT",
"version": "v1"
},
{
"created": "Fri, 14 Oct 2016 12:17:37 GMT",
"version": "v2"
},
{
"created": "Wed, 8 Mar 2017 11:04:57 GMT",
"version": "v3"
}
] | 2017-03-09 | [
[
"Dettori",
"Francesco",
""
],
[
"Guadagnoli",
"Diego",
""
],
[
"Reboud",
"Meril",
""
]
] | The Bs to mu mu gamma decay offers sensitivity to a wider set of effective operators than its non-radiative counterpart Bs to mu mu, and a set that is interesting in the light of present-day discrepancies in flavour data. On the other hand, the direct measurement of the Bs to mu mu gamma decay poses challenges with res... |
1604.01388 | Tomasz Jelinski | Janusz Gluza, Tomasz Jelinski and Robert Szafron | Lepton Number Violation and `Diracness' of massive neutrinos composed of
Majorana states | 15 pages, 7 figures. v2: refs added | Phys. Rev. D 93, 113017 (2016) | 10.1103/PhysRevD.93.113017 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Majorana neutrinos naturally lead to a Lepton Number Violation (LNV). A
superposition of Majorana states can mimic Dirac-type neutrinos, leading to its
conservation (LNC). We demonstrate on the example of specific observables
related to high and low energy processes how a strength of LNV correlates with
neutrino para... | [
{
"created": "Tue, 5 Apr 2016 19:55:04 GMT",
"version": "v1"
},
{
"created": "Wed, 13 Apr 2016 22:35:02 GMT",
"version": "v2"
}
] | 2016-07-13 | [
[
"Gluza",
"Janusz",
""
],
[
"Jelinski",
"Tomasz",
""
],
[
"Szafron",
"Robert",
""
]
] | Majorana neutrinos naturally lead to a Lepton Number Violation (LNV). A superposition of Majorana states can mimic Dirac-type neutrinos, leading to its conservation (LNC). We demonstrate on the example of specific observables related to high and low energy processes how a strength of LNV correlates with neutrino parame... |
hep-ph/9410401 | Glennys R. Farrar | Glennys R. Farrar (Rutgers) and Antonio Masiero (Padova) | Radiative Gaugino Masses | 32pp latex, including 9 figs. Revised version contains additional
figure showing sensitivity to possible RG running effects in stop masses.
Other figures are improved. References added. Discussion is more general;
conclusions are not significantly modified | null | null | RU-94-38 | hep-ph | null | We investigate the possibility that gauginos are massless at tree level and
that the U(1) R-invariance is broken spontaneously by Higgs vevs, like the
chiral symmetry of quarks in the standard model, or else explicitly by
dimension 2 or 3 SUSY-breaking terms in the low energy effective Lagrangian.
Gluino and lightest... | [
{
"created": "Fri, 28 Oct 1994 19:04:07 GMT",
"version": "v1"
},
{
"created": "Thu, 12 Jan 1995 11:55:43 GMT",
"version": "v2"
}
] | 2008-02-03 | [
[
"Farrar",
"Glennys R.",
"",
"Rutgers"
],
[
"Masiero",
"Antonio",
"",
"Padova"
]
] | We investigate the possibility that gauginos are massless at tree level and that the U(1) R-invariance is broken spontaneously by Higgs vevs, like the chiral symmetry of quarks in the standard model, or else explicitly by dimension 2 or 3 SUSY-breaking terms in the low energy effective Lagrangian. Gluino and lightest n... |
hep-ph/9507326 | Frank Close | Claude Amsler and Frank Close | Is $f_0(1500)$ a Scalar Glueball? | 11 figures; PS files or hard copy available from C Amsler | Phys.Rev.D53:295-311,1996 | 10.1103/PhysRevD.53.295 | RAL-TR-95-003 | hep-ph | null | Following the discovery of two new scalar mesons, $f_0(1370)$ and $f_0(1500)$
at the Low Energy Antiproton Ring at CERN, we argue that the observed
properties of this pair are incompatible with them both being $\qqbar$ mesons.
We show instead that $f_0(1500)$ is compatible with the ground state glueball
expected arou... | [
{
"created": "Tue, 18 Jul 1995 11:45:00 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Amsler",
"Claude",
""
],
[
"Close",
"Frank",
""
]
] | Following the discovery of two new scalar mesons, $f_0(1370)$ and $f_0(1500)$ at the Low Energy Antiproton Ring at CERN, we argue that the observed properties of this pair are incompatible with them both being $\qqbar$ mesons. We show instead that $f_0(1500)$ is compatible with the ground state glueball expected around... |
2005.07276 | Andrzej Czarnecki | M. Jamil Aslam, Andrzej Czarnecki, Guangpeng Zhang, and Anna Morozova | Decay of a bound muon into a bound electron | null | Phys. Rev. D 102, 073001 (2020) | 10.1103/PhysRevD.102.073001 | Alberta Thy 15-19 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | When a muon bound in an atom decays, there is a small probability that the
daughter electron remains bound. That probability is evaluated. Surprisingly, a
significant part of the rate is contributed by the negative energy component of
the wave function, neglected in a previous study. A simple integral
representation ... | [
{
"created": "Thu, 14 May 2020 21:39:14 GMT",
"version": "v1"
}
] | 2020-10-21 | [
[
"Aslam",
"M. Jamil",
""
],
[
"Czarnecki",
"Andrzej",
""
],
[
"Zhang",
"Guangpeng",
""
],
[
"Morozova",
"Anna",
""
]
] | When a muon bound in an atom decays, there is a small probability that the daughter electron remains bound. That probability is evaluated. Surprisingly, a significant part of the rate is contributed by the negative energy component of the wave function, neglected in a previous study. A simple integral representation of... |
1411.3526 | Olga Shekhovtsova | Olga Shekhovtsova | Study of the tau meson decay modes with Monte Carlo generator TAUOLA.
Status and perspectives | 5 pages, 3 figures, talk given at the 13th International Workshop on
Tau Lepton Physics Aachen, Germany, 15-19 September, 2014. To appear in Nucl.
Phys. Proc. Suppl | null | null | IFJPAN-IV-2014-15 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the last two years substantial progress for the simulation of the process:
$\tau^- \to \pi^-\pi^+\pi^- \nu_\tau$ by the Monte Carlo generator TAUOLA was
achieved. It is related to a new parametrization of the corresponding hadronic
current based on the Resonance Chiral Lagrangian and the recent availability of
the... | [
{
"created": "Thu, 13 Nov 2014 12:42:03 GMT",
"version": "v1"
}
] | 2014-11-14 | [
[
"Shekhovtsova",
"Olga",
""
]
] | In the last two years substantial progress for the simulation of the process: $\tau^- \to \pi^-\pi^+\pi^- \nu_\tau$ by the Monte Carlo generator TAUOLA was achieved. It is related to a new parametrization of the corresponding hadronic current based on the Resonance Chiral Lagrangian and the recent availability of the u... |
hep-ph/0401102 | Oscar Alfredo Sampayo | Matias M. Reynoso and Oscar A. Sampayo | On Neutrino Absorption Tomography of the Earth | 13 pages, 10 figures | Astropart.Phys.21:315-324,2004 | 10.1016/j.astropartphys.2004.01.003 | null | hep-ph | null | We study the passage of UHE neutrinos through the Earth in order to perform
an absorption tomography of its inner structure. The aim of this work is to
study the extraction methods of the Earth's density, in this conditions, we do
not need to implement a realistic Monte Carlo simulation, as we are only
interested in ... | [
{
"created": "Wed, 14 Jan 2004 13:24:30 GMT",
"version": "v1"
},
{
"created": "Thu, 12 Feb 2004 14:12:26 GMT",
"version": "v2"
}
] | 2014-11-17 | [
[
"Reynoso",
"Matias M.",
""
],
[
"Sampayo",
"Oscar A.",
""
]
] | We study the passage of UHE neutrinos through the Earth in order to perform an absorption tomography of its inner structure. The aim of this work is to study the extraction methods of the Earth's density, in this conditions, we do not need to implement a realistic Monte Carlo simulation, as we are only interested in co... |
1109.2842 | Andrey Katz | Kaustubh Agashe, Aleksandr Azatov, Andrey Katz and Doojin Kim | Improving the tunings of the MSSM by adding triplets and singlet | 31 pages, 6 figures, 2 tables. V2: minor corrections and references
added | Phys.Rev.D84:115024,2011 | 10.1103/PhysRevD.84.115024 | UMD-PP-011-013 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study an extension of the MSSM which includes both new SU(2) triplets with
hypercharge $\pm 1$ and a SM gauge singlet (a la NMSSM) which are coupled to
each other. We are motivated by the little hierarchy problem, as well as by the
$\mu$ problem of the MSSM. We show that the NMSSM and the triplet-extended MSSM
can... | [
{
"created": "Tue, 13 Sep 2011 16:42:55 GMT",
"version": "v1"
},
{
"created": "Fri, 20 Jan 2012 21:38:12 GMT",
"version": "v2"
}
] | 2012-01-24 | [
[
"Agashe",
"Kaustubh",
""
],
[
"Azatov",
"Aleksandr",
""
],
[
"Katz",
"Andrey",
""
],
[
"Kim",
"Doojin",
""
]
] | We study an extension of the MSSM which includes both new SU(2) triplets with hypercharge $\pm 1$ and a SM gauge singlet (a la NMSSM) which are coupled to each other. We are motivated by the little hierarchy problem, as well as by the $\mu$ problem of the MSSM. We show that the NMSSM and the triplet-extended MSSM can s... |
hep-ph/0201208 | Maurice Goldhaber | Maurice Goldhaber | A Closer Look at the Elementary Fermions | 8 pages | Proc.Nat.Acad.Sci. 99 (2002) 33 | 10.1073/pnas.221582298 | null | hep-ph | null | Although there have been many experimental and theoretical efforts to measure
and interpret small deviations from the standard model of particle physics, the
gap that the model leaves in understanding why there are only three generations
of elementary fermions, with hierarchical masses, has not received the
attention... | [
{
"created": "Tue, 22 Jan 2002 19:57:25 GMT",
"version": "v1"
},
{
"created": "Wed, 23 Jan 2002 15:59:56 GMT",
"version": "v2"
},
{
"created": "Tue, 29 Jan 2002 17:22:14 GMT",
"version": "v3"
},
{
"created": "Tue, 12 Feb 2002 19:09:12 GMT",
"version": "v4"
}
] | 2009-11-07 | [
[
"Goldhaber",
"Maurice",
""
]
] | Although there have been many experimental and theoretical efforts to measure and interpret small deviations from the standard model of particle physics, the gap that the model leaves in understanding why there are only three generations of elementary fermions, with hierarchical masses, has not received the attention i... |
2102.11241 | Emilio Royo | Rafel Escribano, Mikel Mendizabal, Mariano Quir\'os and Emilio Royo | On Broad Kaluza-Klein Gluons | 32 pages, 14 figures; v2 includes additional references and correct
units for cross-section on vertical axis of Fig. 14 | J. High Energ. Phys. 2021, 121 (2021) | 10.1007/JHEP05(2021)121 | null | hep-ph hep-ex hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In theories with a warped extra dimension, composite fermions, as e.g. the
right-handed top quark, can be very strongly coupled to Kaluza-Klein (KK)
fields. In particular, the KK gluons in the presence of such composite fields
become very broad resonances, thus remarkably modifying their experimental
signatures. We h... | [
{
"created": "Mon, 22 Feb 2021 18:23:41 GMT",
"version": "v1"
},
{
"created": "Mon, 17 May 2021 06:54:16 GMT",
"version": "v2"
}
] | 2021-05-18 | [
[
"Escribano",
"Rafel",
""
],
[
"Mendizabal",
"Mikel",
""
],
[
"Quirós",
"Mariano",
""
],
[
"Royo",
"Emilio",
""
]
] | In theories with a warped extra dimension, composite fermions, as e.g. the right-handed top quark, can be very strongly coupled to Kaluza-Klein (KK) fields. In particular, the KK gluons in the presence of such composite fields become very broad resonances, thus remarkably modifying their experimental signatures. We hav... |
1806.08796 | Peter Arnold | Peter Arnold and Shahin Iqbal | In-medium loop corrections and longitudinally polarized gauge bosons in
high-energy showers | 43 pages + appendices for 89 pages total; 43 figures. Difference from
v4: Missing absolute value signs added to eq. (A29) | null | 10.1007/JHEP12(2018)120 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The splitting processes of bremsstrahlung and pair production in a medium are
coherent over large distances in the very high energy limit, which leads to a
suppression known as the Landau-Pomeranchuk-Migdal (LPM) effect. We continue
study of the case when the coherence lengths of two consecutive splitting
processes o... | [
{
"created": "Fri, 22 Jun 2018 18:00:03 GMT",
"version": "v1"
},
{
"created": "Fri, 14 Dec 2018 22:09:19 GMT",
"version": "v2"
},
{
"created": "Tue, 14 May 2019 12:25:33 GMT",
"version": "v3"
},
{
"created": "Sat, 11 Nov 2023 01:26:49 GMT",
"version": "v4"
},
{
"c... | 2024-04-22 | [
[
"Arnold",
"Peter",
""
],
[
"Iqbal",
"Shahin",
""
]
] | The splitting processes of bremsstrahlung and pair production in a medium are coherent over large distances in the very high energy limit, which leads to a suppression known as the Landau-Pomeranchuk-Migdal (LPM) effect. We continue study of the case when the coherence lengths of two consecutive splitting processes ove... |
1807.11879 | Alejandro Segarra | J. Bernabeu and A. Segarra | Signatures of the genuine and matter-induced components of the CP
violation asymmetry in neutrino oscillations | 27 pages, 10 figures, 2 tables | null | 10.1007/JHEP11(2018)063 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | CP asymmetries for neutrino oscillations in matter can be disentangled into
the matter-induced CPT-odd (T-invariant) component and the genuine T-odd
(CPT-invariant) component. For their understanding in terms of the relevant
ingredients, we develop a new perturbative expansion in both $\Delta
m^2_{21},\, |a| \ll |\De... | [
{
"created": "Tue, 31 Jul 2018 15:50:54 GMT",
"version": "v1"
},
{
"created": "Fri, 17 Aug 2018 19:16:07 GMT",
"version": "v2"
},
{
"created": "Mon, 29 Oct 2018 13:12:07 GMT",
"version": "v3"
}
] | 2018-12-05 | [
[
"Bernabeu",
"J.",
""
],
[
"Segarra",
"A.",
""
]
] | CP asymmetries for neutrino oscillations in matter can be disentangled into the matter-induced CPT-odd (T-invariant) component and the genuine T-odd (CPT-invariant) component. For their understanding in terms of the relevant ingredients, we develop a new perturbative expansion in both $\Delta m^2_{21},\, |a| \ll |\Delt... |
hep-ph/9801293 | Kapogiannis Athanasios | A. S. Kapoyannis, C. N. Ktorides and A. D. Panagiotou (University of
Athens) | An extension of the Statistical Bootstrap Model to include Strangeness | 15 pages, 8 figures in 5 files | J.Phys.G23:1921,1997 | 10.1088/0954-3899/23/12/016 | UA/NPPS-10-1997 | hep-ph | null | We extend the Statistical Bootstrap Model (SBM) in order to describe hadronic
systems which carry strangeness. We establish that the hadronic phase can exist
only in a region of the three-dimensional space of temperature, up-down and
strange chemical potentials, which is bounded by a critical critical surface.
We fir... | [
{
"created": "Wed, 14 Jan 1998 10:21:15 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Kapoyannis",
"A. S.",
"",
"University of\n Athens"
],
[
"Ktorides",
"C. N.",
"",
"University of\n Athens"
],
[
"Panagiotou",
"A. D.",
"",
"University of\n Athens"
]
] | We extend the Statistical Bootstrap Model (SBM) in order to describe hadronic systems which carry strangeness. We establish that the hadronic phase can exist only in a region of the three-dimensional space of temperature, up-down and strange chemical potentials, which is bounded by a critical critical surface. We first... |
1307.0165 | A. H. Rezaeian | Amir H. Rezaeian, Marat Siddikov, Merijn Van de Klundert, Raju
Venugopalan | IP-Sat: Impact-Parameter dependent Saturation model; revised | 7 pages, 5 figures, talk given by A.R. at the XXI International
Workshop on Deep-Inelastic Scattering and Related Subjects (DIS2013),
Marseille, 22-26 April 2013 | null | null | null | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this talk, we present a global analysis of available small-x data on
inclusive DIS and exclusive diffractive processes, including the latest data
from the combined HERA analysis on reduced cross sections within the
Impact-Parameter dependent Saturation (IP-Sat) Model. The impact-parameter
dependence of dipole ampl... | [
{
"created": "Sun, 30 Jun 2013 01:07:01 GMT",
"version": "v1"
}
] | 2013-07-02 | [
[
"Rezaeian",
"Amir H.",
""
],
[
"Siddikov",
"Marat",
""
],
[
"Van de Klundert",
"Merijn",
""
],
[
"Venugopalan",
"Raju",
""
]
] | In this talk, we present a global analysis of available small-x data on inclusive DIS and exclusive diffractive processes, including the latest data from the combined HERA analysis on reduced cross sections within the Impact-Parameter dependent Saturation (IP-Sat) Model. The impact-parameter dependence of dipole amplit... |
1604.03578 | Manuel A. Buen-Abad | Manuel Buen-Abad, Andrew G. Cohen, and Martin Schmaltz | A model for the LHC diboson excess | null | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The first run of the LHC showed hints of a new resonance with mass near $1.9$
TeV decaying into electroweak gauge boson pairs as well as into dijets. While
Run 2 has neither confirmed nor ruled out such a resonance, it has yielded new
constraints on models attempting to explain these decays. Additionally in $W'$
mode... | [
{
"created": "Tue, 12 Apr 2016 20:39:27 GMT",
"version": "v1"
},
{
"created": "Mon, 25 Apr 2016 13:51:12 GMT",
"version": "v2"
}
] | 2016-04-26 | [
[
"Buen-Abad",
"Manuel",
""
],
[
"Cohen",
"Andrew G.",
""
],
[
"Schmaltz",
"Martin",
""
]
] | The first run of the LHC showed hints of a new resonance with mass near $1.9$ TeV decaying into electroweak gauge boson pairs as well as into dijets. While Run 2 has neither confirmed nor ruled out such a resonance, it has yielded new constraints on models attempting to explain these decays. Additionally in $W'$ models... |
1011.1762 | Bruno Machet | Bruno Machet (LPTHE), M. I. Vysotsky (ITEP) | Modification of Coulomb law and energy levels of the hydrogen atom in a
superstrong magnetic field | version to be published in Physical Review D (incorrect "Keywords" in
previous version have been cancelled) | Phys.Rev.D83:025022,2011 | 10.1103/PhysRevD.83.025022 | null | hep-ph hep-th physics.atom-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We obtain the following analytical formula which describes the dependence of
the electric potential of a point-like charge on the distance away from it in
the direction of an external magnetic field B: \Phi(z) = e/|z| [ 1-
exp(-\sqrt{6m_e^2}|z|) + exp(-\sqrt{(2/\pi) e^3 B + 6m_e^2} |z|) ]. The
deviation from Coulomb'... | [
{
"created": "Mon, 8 Nov 2010 10:42:16 GMT",
"version": "v1"
},
{
"created": "Sun, 28 Nov 2010 11:22:39 GMT",
"version": "v2"
},
{
"created": "Mon, 3 Jan 2011 10:33:39 GMT",
"version": "v3"
},
{
"created": "Thu, 6 Jan 2011 08:16:32 GMT",
"version": "v4"
}
] | 2011-03-02 | [
[
"Machet",
"Bruno",
"",
"LPTHE"
],
[
"Vysotsky",
"M. I.",
"",
"ITEP"
]
] | We obtain the following analytical formula which describes the dependence of the electric potential of a point-like charge on the distance away from it in the direction of an external magnetic field B: \Phi(z) = e/|z| [ 1- exp(-\sqrt{6m_e^2}|z|) + exp(-\sqrt{(2/\pi) e^3 B + 6m_e^2} |z|) ]. The deviation from Coulomb's ... |
2307.03184 | Moinul Hossain Rahat | Pasquale Di Bari, and Moinul Hossain Rahat | The split majoron model confronts the NANOGrav signal and cosmological
tensions | 22 pages + references, 3 figures; v3 matching version to be published
in PRD | null | null | null | hep-ph astro-ph.CO astro-ph.HE hep-th | http://creativecommons.org/licenses/by/4.0/ | In the light of the evidence of a gravitational wave background from the
NANOGrav 15yr data set, we reconsider the split majoron model as a new physics
extension of the standard model able to generate a needed contribution to solve
the current tension between the data and the standard interpretation in terms
of inspi... | [
{
"created": "Thu, 6 Jul 2023 17:58:28 GMT",
"version": "v1"
},
{
"created": "Thu, 21 Sep 2023 20:25:03 GMT",
"version": "v2"
},
{
"created": "Tue, 30 Jul 2024 07:14:24 GMT",
"version": "v3"
}
] | 2024-07-31 | [
[
"Di Bari",
"Pasquale",
""
],
[
"Rahat",
"Moinul Hossain",
""
]
] | In the light of the evidence of a gravitational wave background from the NANOGrav 15yr data set, we reconsider the split majoron model as a new physics extension of the standard model able to generate a needed contribution to solve the current tension between the data and the standard interpretation in terms of inspira... |
2004.12312 | Ulas Ozdem | Ula\c{s} \"Ozdem | Isovector and isoscalar tensor form factors of $N(1535) \rightarrow N$
transition in light-cone QCD | 12 pages, 4 figures and 2 tables | Phys. Rev. D 102, 014001 (2020) | 10.1103/PhysRevD.102.014001 | null | hep-ph hep-ex hep-lat | http://creativecommons.org/licenses/by/4.0/ | We have applied isovector and isoscalar tensor current to evaluate the tensor
form factors of the $ N(1535) \rightarrow N $ transition with the help of the
light-cone QCD sum rule method. In numerical computations, have used the most
general forms of the interpolating current for the nucleon and the tensor
current to... | [
{
"created": "Sun, 26 Apr 2020 08:38:06 GMT",
"version": "v1"
},
{
"created": "Thu, 28 May 2020 14:15:11 GMT",
"version": "v2"
},
{
"created": "Sun, 5 Jul 2020 18:56:03 GMT",
"version": "v3"
}
] | 2020-07-08 | [
[
"Özdem",
"Ulaş",
""
]
] | We have applied isovector and isoscalar tensor current to evaluate the tensor form factors of the $ N(1535) \rightarrow N $ transition with the help of the light-cone QCD sum rule method. In numerical computations, have used the most general forms of the interpolating current for the nucleon and the tensor current toge... |
0709.4477 | Chiara Arina | Chiara Arina and Nicolao Fornengo (Department of Theoretical Physics,
University of Torino and INFN/Torino) | Sneutrino cold dark matter, a new analysis: relic abundance and
detection rates | 72 pages, 50 figures. The version on the archive has low-resolution
figures. The paper with high resolution figures may be found through
http://www.to.infn.it/~arina/papers or
http://www.to.infn.it/~fornengo/Research/paperlist.html | JHEP 0711:029,2007 | 10.1088/1126-6708/2007/11/029 | DFTT 17/2007 | hep-ph astro-ph | null | We perform a new and updated analysis of sneutrinos as dark matter
candidates, in different classes of supersymmetric models. We extend previous
analyses by studying sneutrino phenomenology for full variations of the
supersymmetric parameters which define the various models. We first revisit the
standard Minimal Supe... | [
{
"created": "Thu, 27 Sep 2007 19:10:16 GMT",
"version": "v1"
}
] | 2009-01-06 | [
[
"Arina",
"Chiara",
"",
"Department of Theoretical Physics,\n University of Torino and INFN/Torino"
],
[
"Fornengo",
"Nicolao",
"",
"Department of Theoretical Physics,\n University of Torino and INFN/Torino"
]
] | We perform a new and updated analysis of sneutrinos as dark matter candidates, in different classes of supersymmetric models. We extend previous analyses by studying sneutrino phenomenology for full variations of the supersymmetric parameters which define the various models. We first revisit the standard Minimal Supers... |
hep-ph/0305070 | Claude Bourrely | Claude Bourrely and Jacques Soffer | Statistical approach for unpolarized fragmentation functions for the
octet baryons | 14 pages, 7 eps figures, to appear in Phys. Rev. D | Phys.Rev. D68 (2003) 014003 | 10.1103/PhysRevD.68.014003 | CPT-2003/P.4526 | hep-ph | null | A statistical model for the parton distributions in the nucleon has proven
its efficiency in the analysis of deep inelastic scattering data, so we propose
to extend this approach to the description of unpolarized fragmentation
functions for the octet baryons. The characteristics of the model are
determined by using s... | [
{
"created": "Wed, 7 May 2003 12:10:10 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Bourrely",
"Claude",
""
],
[
"Soffer",
"Jacques",
""
]
] | A statistical model for the parton distributions in the nucleon has proven its efficiency in the analysis of deep inelastic scattering data, so we propose to extend this approach to the description of unpolarized fragmentation functions for the octet baryons. The characteristics of the model are determined by using som... |
hep-ph/0104216 | Chun Bin Yang | Rudolph C. Hwa, C.B. Yang | Charge Fluctuations at Disoriented Chiral Transition | 13 pages, 3 eps figures included, the focus is shifted to chiral
transition | Phys.Lett.B534:69-75,2002 | 10.1016/S0370-2693(02)01718-5 | OITS 703 | hep-ph nucl-th | null | The signatures of the creation of a disoriented chiral condensate in
heavy-ion collisions are studied in the Ginzburg-Landau description of chiral
phase transition. Scaling properties are found that characterize the
fluctuations of charged particles. There exists also an explicitly calculable
measure that can directl... | [
{
"created": "Mon, 23 Apr 2001 20:51:06 GMT",
"version": "v1"
},
{
"created": "Mon, 25 Feb 2002 22:35:30 GMT",
"version": "v2"
}
] | 2011-08-11 | [
[
"Hwa",
"Rudolph C.",
""
],
[
"Yang",
"C. B.",
""
]
] | The signatures of the creation of a disoriented chiral condensate in heavy-ion collisions are studied in the Ginzburg-Landau description of chiral phase transition. Scaling properties are found that characterize the fluctuations of charged particles. There exists also an explicitly calculable measure that can directly ... |
hep-ph/0602195 | Jean-Philippe Lansberg | J.P. Lansberg, B. Pire, L. Szymanowski | Exclusive meson pair production in gamma* gamma scattering at small
momentum transfer | 16 pages, 13 figures, LaTeX | Phys.Rev.D73:074014,2006 | 10.1103/PhysRevD.73.074014 | null | hep-ph | null | We study the exclusive production of pi pi and rho pi in hard gamma* gamma
scattering in the forward kinematical region where the virtuality of one photon
provides us with a hard scale in the process. The newly introduced concept of
Transition Distribution Amplitudes (TDA) is used to perform a QCD calculation
of thes... | [
{
"created": "Tue, 21 Feb 2006 15:48:33 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Lansberg",
"J. P.",
""
],
[
"Pire",
"B.",
""
],
[
"Szymanowski",
"L.",
""
]
] | We study the exclusive production of pi pi and rho pi in hard gamma* gamma scattering in the forward kinematical region where the virtuality of one photon provides us with a hard scale in the process. The newly introduced concept of Transition Distribution Amplitudes (TDA) is used to perform a QCD calculation of these ... |
hep-ph/9707243 | null | Gerhard Buchalla (SLAC), Andrzej J. Buras (TUM) | Two-Loop Large-$m_t$ Electroweak Corrections to $K\to\pi\nu\bar\nu$ for
Arbitrary Higgs Boson Mass | 11 pages, LaTeX, 1 eps-figure | Phys.Rev.D57:216-223,1998 | 10.1103/PhysRevD.57.216 | SLAC-PUB-7575, TUM-HEP-280/97 | hep-ph | null | We consider for the first time the leading large top mass corrections,
arising at higher order in electroweak interactions, to the rare decays
$K\to\pi\nu\bar\nu$ and the related modes $B\to X_s\nu\bar\nu$ and $B\to
l^+l^-$. Higher order effects of similar type have previously been calculated
in the large-$m_t$ limit... | [
{
"created": "Fri, 4 Jul 1997 01:39:01 GMT",
"version": "v1"
}
] | 2009-10-09 | [
[
"Buchalla",
"Gerhard",
"",
"SLAC"
],
[
"Buras",
"Andrzej J.",
"",
"TUM"
]
] | We consider for the first time the leading large top mass corrections, arising at higher order in electroweak interactions, to the rare decays $K\to\pi\nu\bar\nu$ and the related modes $B\to X_s\nu\bar\nu$ and $B\to l^+l^-$. Higher order effects of similar type have previously been calculated in the large-$m_t$ limit f... |
hep-ph/0104085 | Carlo Giunti | M.V. Garzelli, C. Giunti | Statistical Analysis of Solar Neutrino Data | 24 pages. Updated version of the poster presented at the 5th Topical
Workshop at the Gran Sasso Laboratory "Solar Neutrinos: Where are the
Oscillations?", 12-14 March 2001 | null | null | DFTT 09/2001 | hep-ph | null | We estimate with Monte Carlo the goodness of fit and the confidence level of
the standard allowed regions for the neutrino oscillation parameters obtained
from the fit of solar neutrino data. We calculate allowed regions with correct
frequentist coverage using the Crow-Gardner prescription of smallest acceptance
inte... | [
{
"created": "Mon, 9 Apr 2001 14:55:55 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Garzelli",
"M. V.",
""
],
[
"Giunti",
"C.",
""
]
] | We estimate with Monte Carlo the goodness of fit and the confidence level of the standard allowed regions for the neutrino oscillation parameters obtained from the fit of solar neutrino data. We calculate allowed regions with correct frequentist coverage using the Crow-Gardner prescription of smallest acceptance interv... |
2012.02120 | Silvano Simula | R. Frezzotti, M. Garofalo, V. Lubicz, G. Martinelli, C.T. Sachrajda,
F. Sanfilippo, S. Simula, N. Tantalo | Comparison of lattice QCD+QED predictions for radiative leptonic decays
of light mesons with experimental data | 31 pages, 8 figures, 11 tables. Version to appear in Phys. Rev. D | Phys. Rev. D 103, 053005 (2021) | 10.1103/PhysRevD.103.053005 | null | hep-ph hep-ex hep-lat | http://creativecommons.org/licenses/by/4.0/ | We present a comparison of existing experimental data for the radiative
leptonic decays $P\to\ell\nu_\ell\gamma$, where $P=K$ or $\pi$ and $\ell=e$ or
$\mu$, from the KLOE, PIBETA, E787, ISTRA+ and OKA collaborations with
theoretical predictions based on the recent non-perturbative determinations of
the structure-dep... | [
{
"created": "Thu, 3 Dec 2020 17:56:12 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Feb 2021 07:53:50 GMT",
"version": "v2"
}
] | 2021-03-24 | [
[
"Frezzotti",
"R.",
""
],
[
"Garofalo",
"M.",
""
],
[
"Lubicz",
"V.",
""
],
[
"Martinelli",
"G.",
""
],
[
"Sachrajda",
"C. T.",
""
],
[
"Sanfilippo",
"F.",
""
],
[
"Simula",
"S.",
""
],
[
"Tantalo",
... | We present a comparison of existing experimental data for the radiative leptonic decays $P\to\ell\nu_\ell\gamma$, where $P=K$ or $\pi$ and $\ell=e$ or $\mu$, from the KLOE, PIBETA, E787, ISTRA+ and OKA collaborations with theoretical predictions based on the recent non-perturbative determinations of the structure-depen... |
0803.3065 | C. Anastasiou | Charalampos Anastasiou, Stefan Beerli and Alejandro Daleo | The two-loop QCD amplitude gg -> h,H in the Minimal Supersymmetric
Standard Model | 5 pages, 3 figures | Phys.Rev.Lett.100:241806,2008 | 10.1103/PhysRevLett.100.241806 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present the two-loop QCD amplitude for the interaction of two gluons and a
CP-even Higgs boson in the Minimal Supersymmetric Standard Model. We apply a
novel numerical method for the evaluation of Feynman diagrams with infrared,
ultraviolet and threshold singularities. We discuss subtleties in the
ultraviolet reno... | [
{
"created": "Fri, 21 Mar 2008 16:39:13 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Anastasiou",
"Charalampos",
""
],
[
"Beerli",
"Stefan",
""
],
[
"Daleo",
"Alejandro",
""
]
] | We present the two-loop QCD amplitude for the interaction of two gluons and a CP-even Higgs boson in the Minimal Supersymmetric Standard Model. We apply a novel numerical method for the evaluation of Feynman diagrams with infrared, ultraviolet and threshold singularities. We discuss subtleties in the ultraviolet renorm... |
hep-ph/0310183 | Markus Roth | A. Denner, S. Dittmaier, M. Roth, M.M. Weber | Electroweak corrections to e+ e- -> nu anti-nu H and e+ e- -> t anti-t H | 3 pages, LaTeX, 4 postscript figures, talk given at the EPS
conference, Aachen, 2003 | Eur.Phys.J.C33:s635-s637,2004 | 10.1140/epjcd/s2003-03-702-3 | MPP-2003-112 | hep-ph | null | The most interesting Higgs-production processes at future e+ e- colliders
belong to the process class e+ e- -> f anti-f H. We study the full O(alpha)
corrections to this reaction in the Standard Model for neutrinos and top quarks
in the final state. Leading higher-order corrections from initial-state
radiation and QC... | [
{
"created": "Wed, 15 Oct 2003 16:01:35 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Denner",
"A.",
""
],
[
"Dittmaier",
"S.",
""
],
[
"Roth",
"M.",
""
],
[
"Weber",
"M. M.",
""
]
] | The most interesting Higgs-production processes at future e+ e- colliders belong to the process class e+ e- -> f anti-f H. We study the full O(alpha) corrections to this reaction in the Standard Model for neutrinos and top quarks in the final state. Leading higher-order corrections from initial-state radiation and QCD ... |
hep-ph/9309220 | Svjetlana Fajfer | S.Fajfer | Vector and Scalar Meson Resonances in $K\rightarrow\pi\pi\pi$ Decays | 15pages, Latex-file, TUM-T31-41/93 | Z.Phys. C61 (1994) 645-650 | 10.1007/BF01552630 | null | hep-ph | null | Corrections to $K\rightarrow\pi\pi\pi$ induced by vector and scalar meson
exchange are investigated within chiral perturbation theory.
| [
{
"created": "Fri, 3 Sep 1993 14:22:50 GMT",
"version": "v1"
}
] | 2009-10-22 | [
[
"Fajfer",
"S.",
""
]
] | Corrections to $K\rightarrow\pi\pi\pi$ induced by vector and scalar meson exchange are investigated within chiral perturbation theory. |
hep-ph/0112222 | Athar Hussain | H. Athar (NCTS, NCTU), Kingman Cheung (NCTS), Guey-Lin Lin (NCTU),
Jie-Jun Tseng (NCTU) | Comparison of high-energy galactic and atmospheric tau neutrino flux | 12 pages, 4 figures, comparison with atmospheric tau neutrino flux
added | Astropart.Phys.18:581-592,2003 | 10.1016/S0927-6505(02)00183-4 | NCTU-HEP-01015, NSC-NCTS-0112218 | hep-ph astro-ph hep-ex | null | We compare the tau neutrino flux arising from the galaxy and the earth
atmosphere for 10^3 < E/GeV < 10^11. The intrinsic and oscillated tau neutrino
fluxes from both sources are calculated. The intrinsic galactic \nu_{\tau} flux
(E > 10^3 GeV) is calculated by considering the interactions of high-energy
cosmic-rays ... | [
{
"created": "Mon, 17 Dec 2001 11:29:39 GMT",
"version": "v1"
},
{
"created": "Wed, 6 Mar 2002 08:24:08 GMT",
"version": "v2"
}
] | 2011-05-23 | [
[
"Athar",
"H.",
"",
"NCTS, NCTU"
],
[
"Cheung",
"Kingman",
"",
"NCTS"
],
[
"Lin",
"Guey-Lin",
"",
"NCTU"
],
[
"Tseng",
"Jie-Jun",
"",
"NCTU"
]
] | We compare the tau neutrino flux arising from the galaxy and the earth atmosphere for 10^3 < E/GeV < 10^11. The intrinsic and oscillated tau neutrino fluxes from both sources are calculated. The intrinsic galactic \nu_{\tau} flux (E > 10^3 GeV) is calculated by considering the interactions of high-energy cosmic-rays wi... |
2112.14215 | Xing-Bo Yuan | Xin-Qiang Li, Meng Shen, Dong-Yang Wang, Ya-Dong Yang, Xing-Bo Yuan | Explaining the $b \to s \ell^+ \ell^-$ anomalies in $Z^\prime$ scenarios
with top-FCNC couplings | 40 pages, 13 figures, typos fixed, comments and references added | null | 10.1016/j.nuclphysb.2022.115828 | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | Motivated by the recent anomalies in $b \to s \ell^+ \ell^-$ transitions, we
explore a minimal $Z^\prime$ scenario, in which the $Z^\prime$ boson has a
flavour-changing coupling to charm and top quarks and a flavour-conserving
coupling to muons. It is found that such a $Z^\prime$ boson can explain the
current $b \to ... | [
{
"created": "Tue, 28 Dec 2021 16:45:49 GMT",
"version": "v1"
},
{
"created": "Sun, 23 Jan 2022 14:11:46 GMT",
"version": "v2"
}
] | 2022-06-01 | [
[
"Li",
"Xin-Qiang",
""
],
[
"Shen",
"Meng",
""
],
[
"Wang",
"Dong-Yang",
""
],
[
"Yang",
"Ya-Dong",
""
],
[
"Yuan",
"Xing-Bo",
""
]
] | Motivated by the recent anomalies in $b \to s \ell^+ \ell^-$ transitions, we explore a minimal $Z^\prime$ scenario, in which the $Z^\prime$ boson has a flavour-changing coupling to charm and top quarks and a flavour-conserving coupling to muons. It is found that such a $Z^\prime$ boson can explain the current $b \to s ... |
hep-ph/0410159 | Dorota Kotlorz | D. Kotlorz, A. Kotlorz | Low-x contribution to the Bjorken sum rule within unified $ln^2x+$LO
DGLAP approximation | 15 pages, 3 eps figures | Acta Phys.Polon.B35:2503-2518,2004 | null | null | hep-ph | null | The small-$x$ contributions to the Bjorken sum rule within unified picture
$ln^2x+$LO DGLAP for different input parametrisations $g_1^{NS}(x,Q_0^2)$ are
presented. Theoretical predictions for $\int_{0}^{0.003} g_1^{NS}(x,Q^2=10) dx$
are compared with the SMC small-$x$ data. Rough estimation of the slope
$\lambda$, co... | [
{
"created": "Tue, 12 Oct 2004 07:33:49 GMT",
"version": "v1"
}
] | 2014-11-18 | [
[
"Kotlorz",
"D.",
""
],
[
"Kotlorz",
"A.",
""
]
] | The small-$x$ contributions to the Bjorken sum rule within unified picture $ln^2x+$LO DGLAP for different input parametrisations $g_1^{NS}(x,Q_0^2)$ are presented. Theoretical predictions for $\int_{0}^{0.003} g_1^{NS}(x,Q^2=10) dx$ are compared with the SMC small-$x$ data. Rough estimation of the slope $\lambda$, cont... |
hep-ph/9902469 | Kiichi Kurosawa | Kiichi Kurosawa and Nobuhiro Maekawa | Anomalous U(1) Gauge Symmetry and Lepton Flavor Violation | 23 pages including 5 figures, Latex, references added | Prog.Theor.Phys. 102 (1999) 121-140 | 10.1143/PTP.102.121 | YITP-99-5, UT-836, KUNS-1559, TUM-HEP-344/99, SFB-375-333 | hep-ph | null | In recent years, many people have studied the possibility that the anomalous
U(1) gauge symmetry is a trigger of SUSY breaking and/or an origin of the
fermion mass hierarchy. Though it is interesting that the anomalous U(1)
symmetry may explain these two phenomena simultaneously, it causes a negative
stop mass square... | [
{
"created": "Fri, 26 Feb 1999 00:58:03 GMT",
"version": "v1"
},
{
"created": "Mon, 28 Jun 1999 14:59:05 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Kurosawa",
"Kiichi",
""
],
[
"Maekawa",
"Nobuhiro",
""
]
] | In recent years, many people have studied the possibility that the anomalous U(1) gauge symmetry is a trigger of SUSY breaking and/or an origin of the fermion mass hierarchy. Though it is interesting that the anomalous U(1) symmetry may explain these two phenomena simultaneously, it causes a negative stop mass squared ... |
hep-ph/0409218 | Arhrib Abdesslam | Abdesslam Arhrib (FST Tanger) | Higgs bosons decay into bottom-strange in two Higgs Doublets Models | 16 pages, Latex, 6 eps figures, more numerics, conclusion slightly
modified in 2HDMII. Version to be published in PLB | Phys.Lett. B612 (2005) 263-274 | 10.1016/j.physletb.2005.03.001 | preprint LPHEP-04-03 | hep-ph | null | We analyze the decays $\{h^0,H^0,A^0\}\to \bar{s}b$ within two Higgs Doublet
Models with Natural Flavor Conservation (2HDM) type I and II. It is found that
the Higgs bosons decay into bottom-strange can lead to a branching ratio in the
range $10^{-5}\to 10^{-3}$ for small $\tan\beta \approx 0.1\to 0.5$ and rather
lig... | [
{
"created": "Fri, 17 Sep 2004 20:04:29 GMT",
"version": "v1"
},
{
"created": "Wed, 9 Mar 2005 11:48:33 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Arhrib",
"Abdesslam",
"",
"FST Tanger"
]
] | We analyze the decays $\{h^0,H^0,A^0\}\to \bar{s}b$ within two Higgs Doublet Models with Natural Flavor Conservation (2HDM) type I and II. It is found that the Higgs bosons decay into bottom-strange can lead to a branching ratio in the range $10^{-5}\to 10^{-3}$ for small $\tan\beta \approx 0.1\to 0.5$ and rather light... |
1204.2653 | Natsumi Nagata | Junji Hisano, Jeong Yong Lee, Natsumi Nagata, and Yasuhiro Shimizu | Reevaluation of Neutron Electric Dipole Moment with QCD Sum Rules | 33 pages, 5 figures | Phys.Rev.D85:114044,2012 | 10.1103/PhysRevD.85.114044 | IPMU 12-0065; TU-903 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the neutron electric dipole moment in the presence of the
CP-violating operators up to the dimension five in terms of the QCD sum rules.
It is found that the OPE calculation is robust when exploiting a particular
interpolating field for neutron, while there exist some uncertainties on the
phenomenological si... | [
{
"created": "Thu, 12 Apr 2012 08:26:21 GMT",
"version": "v1"
},
{
"created": "Sun, 27 May 2012 12:40:39 GMT",
"version": "v2"
}
] | 2012-07-17 | [
[
"Hisano",
"Junji",
""
],
[
"Lee",
"Jeong Yong",
""
],
[
"Nagata",
"Natsumi",
""
],
[
"Shimizu",
"Yasuhiro",
""
]
] | We study the neutron electric dipole moment in the presence of the CP-violating operators up to the dimension five in terms of the QCD sum rules. It is found that the OPE calculation is robust when exploiting a particular interpolating field for neutron, while there exist some uncertainties on the phenomenological side... |
hep-ph/0308155 | Helmut Satz | V. Magas and H. Satz | Conditions for Confinement and Freeze-Out | 9 pages, 5 figures | Eur.Phys.J. C32 (2003) 115-119 | 10.1140/epjc/s2003-01375-1 | BI-TP 2003/20 | hep-ph | null | Matter implies the existence of a large-scale connected cluster of a uniform
nature. The appearance of such clusters as function of hadron density is
specified by percolation theory. We can therefore formulate the freeze-out of
interacting hadronic matter in terms of the percolation of hadronic clusters.
The resultin... | [
{
"created": "Thu, 14 Aug 2003 15:47:16 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Magas",
"V.",
""
],
[
"Satz",
"H.",
""
]
] | Matter implies the existence of a large-scale connected cluster of a uniform nature. The appearance of such clusters as function of hadron density is specified by percolation theory. We can therefore formulate the freeze-out of interacting hadronic matter in terms of the percolation of hadronic clusters. The resulting ... |
1812.09293 | Sophie Louise Williamson | Guillaume Chalons, Mark D. Goodsell, Sabine Kraml, Humberto
Reyes-Gonz\'alez, Sophie L. Williamson | LHC limits on gluinos and squarks in the minimal Dirac gaugino model | 28 pages, 10 figures, data files available at
https://zenodo.org/record/2422747, published version | JHEP 1904 (2019) 113 | 10.1007/JHEP04(2019)113 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Dirac gauginos are a well-motivated extension of the MSSM, leading to
interesting phenomenological consequences. At the LHC, gluino-pair production
is enhanced while squark production is suppressed as compared to the MSSM, and
the decay signatures are altered by a more complex chargino and neutralino
spectrum. We inv... | [
{
"created": "Fri, 21 Dec 2018 18:04:34 GMT",
"version": "v1"
},
{
"created": "Tue, 7 May 2019 09:05:32 GMT",
"version": "v2"
}
] | 2019-05-08 | [
[
"Chalons",
"Guillaume",
""
],
[
"Goodsell",
"Mark D.",
""
],
[
"Kraml",
"Sabine",
""
],
[
"Reyes-González",
"Humberto",
""
],
[
"Williamson",
"Sophie L.",
""
]
] | Dirac gauginos are a well-motivated extension of the MSSM, leading to interesting phenomenological consequences. At the LHC, gluino-pair production is enhanced while squark production is suppressed as compared to the MSSM, and the decay signatures are altered by a more complex chargino and neutralino spectrum. We inves... |
1407.4453 | Chung Wen Kao | Dong-Jing Yang, Fu-Jiun Jiang, Chian-De Li, Chung-Wen Kao and Seung-il
Nam | Unpolarized Dihadron Fragmentation Functions in Nonlocal Chiral Quark
Model | 13 pages, 9 Figs, this article supersedes arXiv:1304.0525 | null | null | CYCU-HEP-14-06 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have calculated the unpolarized dihadron fragmentation functions (uDiFFs)
of pions and kaons using the nonlocal chiral-quark model (NLChQM) and evolved
our results to the transferred momentum scale Q$^2$=4$\mathrm{GeV}^2$ by the
QCD evolution equations. These uDiFFs have also been computed in the
Nambu--Jona-Lasin... | [
{
"created": "Wed, 16 Jul 2014 15:23:06 GMT",
"version": "v1"
},
{
"created": "Thu, 26 Nov 2020 13:46:23 GMT",
"version": "v2"
}
] | 2020-11-30 | [
[
"Yang",
"Dong-Jing",
""
],
[
"Jiang",
"Fu-Jiun",
""
],
[
"Li",
"Chian-De",
""
],
[
"Kao",
"Chung-Wen",
""
],
[
"Nam",
"Seung-il",
""
]
] | We have calculated the unpolarized dihadron fragmentation functions (uDiFFs) of pions and kaons using the nonlocal chiral-quark model (NLChQM) and evolved our results to the transferred momentum scale Q$^2$=4$\mathrm{GeV}^2$ by the QCD evolution equations. These uDiFFs have also been computed in the Nambu--Jona-Lasinio... |
1508.02039 | Li-Gang Xia | Li-Gang Xia | Study of $\psi(3770)$ decaying to Baryon anti-Baryon Pairs | version accepted by Physics Letters B, revised, discussed added,
references added | Physics Letters B 756 (2016) 77-83 | 10.1016/j.physletb.2016.03.015 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | To study the decays of $\psi(3770)$ going to baryon anti-baryon pairs
($B\bar{B}$), all available experiments of measuring the cross sections of
$e^+e^- \to B\bar{B}$ at center-of-mass energy ranging from 3.0 GeV to 3.9 GeV
are combined. To relate the baryon octets, a model based on the SU(3) flavor
symmetry is used ... | [
{
"created": "Sun, 9 Aug 2015 15:28:11 GMT",
"version": "v1"
},
{
"created": "Tue, 1 Dec 2015 09:07:01 GMT",
"version": "v2"
},
{
"created": "Thu, 3 Mar 2016 14:25:03 GMT",
"version": "v3"
}
] | 2016-03-14 | [
[
"Xia",
"Li-Gang",
""
]
] | To study the decays of $\psi(3770)$ going to baryon anti-baryon pairs ($B\bar{B}$), all available experiments of measuring the cross sections of $e^+e^- \to B\bar{B}$ at center-of-mass energy ranging from 3.0 GeV to 3.9 GeV are combined. To relate the baryon octets, a model based on the SU(3) flavor symmetry is used an... |
hep-ph/9604281 | Erwin Mirkes | Erwin Mirkes and Dieter Zeppenfeld | Jet Production in Deep Inelastic Scattering at HERA | Invited talk given at the Cracow Epiphany Conference on Proton
Structure, Krakow, January 5-6,1996; presented by E. Mirkes. 12 pages, Latex,
uses epsfig.sty, 3 figures. The complete paper, including figures, is also
available via anonymous ftp at ftp://www-ttp.physik.uni-karlsruhe.de/ , or
via www at http://www... | Acta Phys.Polon.B27:1393-1406,1996 | null | TTP96-10, MADPH-96-935 | hep-ph | null | Two-jet cross sections in deep inelastic scattering at HERA are calculated in
next-to-leading order. The importance of higher order corrections and
recombination scheme dependencies is studied for various jetalgorithms. Some
implications for the determination of $\alpha_s(\mu_R^2)$, the determination of
the gluon den... | [
{
"created": "Wed, 10 Apr 1996 10:50:39 GMT",
"version": "v1"
}
] | 2011-04-15 | [
[
"Mirkes",
"Erwin",
""
],
[
"Zeppenfeld",
"Dieter",
""
]
] | Two-jet cross sections in deep inelastic scattering at HERA are calculated in next-to-leading order. The importance of higher order corrections and recombination scheme dependencies is studied for various jetalgorithms. Some implications for the determination of $\alpha_s(\mu_R^2)$, the determination of the gluon densi... |
2406.01664 | Kirtimaan Mohan | Mengshi Yan, Tie-Jiun Hou, Zhao Li, Kirtimaan Mohan and C.-P. Yuan | A generalized statistical model for fits to parton distributions | 37 pages, 12 figures | null | null | MSUHEP-24-002 | hep-ph hep-ex hep-th | http://creativecommons.org/licenses/by/4.0/ | Parton distribution functions (PDFs) form an essential part of particle
physics calculations. Currently, the most precise predictions for these
non-perturbative functions are generated through fits to global data. A problem
that several PDF fitting groups encounter is the presence of tension in data
sets that appear ... | [
{
"created": "Mon, 3 Jun 2024 18:00:00 GMT",
"version": "v1"
}
] | 2024-06-05 | [
[
"Yan",
"Mengshi",
""
],
[
"Hou",
"Tie-Jiun",
""
],
[
"Li",
"Zhao",
""
],
[
"Mohan",
"Kirtimaan",
""
],
[
"Yuan",
"C. -P.",
""
]
] | Parton distribution functions (PDFs) form an essential part of particle physics calculations. Currently, the most precise predictions for these non-perturbative functions are generated through fits to global data. A problem that several PDF fitting groups encounter is the presence of tension in data sets that appear to... |
1902.06461 | En Wang | En Wang, Wei-Hong Liang, Eulogio Oset | Analysis of the $ \boldsymbol{e^+ e^- \to J/\psi D\bar D}$ reaction
close to the threshold concerning claims of a $\chi_{c0}(2P)$ state | 9 figures, 11 pages, the version to be published in EPJA | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We analyze the $D\bar{D}$ mass distribution from a recent Belle experiment on
the $e^+e^- \to J/\psi D\bar{D}$ reaction, and show that the mass distribution
divided by phase space does not have a clear peak above the $D\bar{D}$
threshold that justifies the experimental claim of a $\chi_{c0}(2P)$ state from
those data... | [
{
"created": "Mon, 18 Feb 2019 08:47:51 GMT",
"version": "v1"
},
{
"created": "Tue, 19 Feb 2019 12:40:51 GMT",
"version": "v2"
},
{
"created": "Mon, 9 Sep 2019 14:03:52 GMT",
"version": "v3"
},
{
"created": "Mon, 9 Nov 2020 03:40:06 GMT",
"version": "v4"
},
{
"cre... | 2021-01-28 | [
[
"Wang",
"En",
""
],
[
"Liang",
"Wei-Hong",
""
],
[
"Oset",
"Eulogio",
""
]
] | We analyze the $D\bar{D}$ mass distribution from a recent Belle experiment on the $e^+e^- \to J/\psi D\bar{D}$ reaction, and show that the mass distribution divided by phase space does not have a clear peak above the $D\bar{D}$ threshold that justifies the experimental claim of a $\chi_{c0}(2P)$ state from those data. ... |
hep-ph/9207224 | Leurer Miriam | Miriam Leurer (Weizmann Institute) | On the Unmixed 17 keV Neutrino | 12 pages, LaTeX | Phys.Lett. B294 (1992) 63-68 | 10.1016/0370-2693(92)91641-L | WIS-92/56/JULY-PHYS | hep-ph | null | Recently, it was suggested that the 17 keV neutrino does not mix with the
electron neutrino in the weak interactions. Instead, the $\beta$ decay mode
involving the 17 keV neutrino is induced by a completely new interaction,
presumably mediated by leptoquarks. A previous model for the ``unmixed 17 keV
neutrino" suffer... | [
{
"created": "Thu, 9 Jul 1992 01:52:00 GMT",
"version": "v1"
}
] | 2009-10-22 | [
[
"Leurer",
"Miriam",
"",
"Weizmann Institute"
]
] | Recently, it was suggested that the 17 keV neutrino does not mix with the electron neutrino in the weak interactions. Instead, the $\beta$ decay mode involving the 17 keV neutrino is induced by a completely new interaction, presumably mediated by leptoquarks. A previous model for the ``unmixed 17 keV neutrino" suffers ... |
2309.10851 | Xu Li | Xu Li and Shun Zhou | One-loop Matching and Running via On-shell Amplitudes | 22 pages, 3 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work, we put forward a straightforward and simple approach to
construct the low-energy effective field theory (EFT) from a given ultraviolet
(UV) full theory by integrating heavy particles out. By calculating the
on-shell amplitudes, we demonstrate how to directly achieve the one-loop
matching of the UV full ... | [
{
"created": "Tue, 19 Sep 2023 18:01:05 GMT",
"version": "v1"
}
] | 2023-09-21 | [
[
"Li",
"Xu",
""
],
[
"Zhou",
"Shun",
""
]
] | In this work, we put forward a straightforward and simple approach to construct the low-energy effective field theory (EFT) from a given ultraviolet (UV) full theory by integrating heavy particles out. By calculating the on-shell amplitudes, we demonstrate how to directly achieve the one-loop matching of the UV full th... |
hep-ph/0009224 | Feng Yuan | Feng Yuan (Heidelberg), Kuang-Ta Chao (PKU) | Polarizations of J/\psi and \psi' in hadroproduction at Tevatron in the
k_t factorization approach | 12 pages, 4 PS files, final version for publication | Phys.Rev.Lett.87:022002,2001 | 10.1103/PhysRevLett.87.022002 | null | hep-ph | null | We present a calculation for the polarizations of $J/\psi$ and $\psi'$
produced in the hadron collisions at the Fermilab Tevatron. Various color octet
channels including ${}^1S_0^{(8)}$, ${}^3P_J^{(8)}$, and ${}^3S_1^{(8)}$ as
well as contributions from $\chi_{cJ}$ decays are considered in the $k_t$
factorization app... | [
{
"created": "Tue, 19 Sep 2000 18:47:12 GMT",
"version": "v1"
},
{
"created": "Sun, 13 May 2001 13:30:11 GMT",
"version": "v2"
}
] | 2011-03-23 | [
[
"Yuan",
"Feng",
"",
"Heidelberg"
],
[
"Chao",
"Kuang-Ta",
"",
"PKU"
]
] | We present a calculation for the polarizations of $J/\psi$ and $\psi'$ produced in the hadron collisions at the Fermilab Tevatron. Various color octet channels including ${}^1S_0^{(8)}$, ${}^3P_J^{(8)}$, and ${}^3S_1^{(8)}$ as well as contributions from $\chi_{cJ}$ decays are considered in the $k_t$ factorization appro... |
hep-ph/0411060 | Wolfgang Schleifenbaum | Wolfgang Schleifenbaum, Axel Maas, Jochen Wambach, Reinhard Alkofer | The Ghost-Gluon Vertex in Landau Gauge Yang-Mills Theory | 10 pages, 6 figures, to appear in the proceedings of the
International School of Subnuclear Physics, 29 August - 07 September, 2004,
Erice, Italy | null | null | null | hep-ph hep-lat nucl-th | null | Possible mechanisms for gluon confinement in Yang-Mills theory in covariant
gauges are discussed briefly. Implications for the infrared behavior of the
Green's functions are outlined. Results for the gluon and Faddeev-Popov ghost
propagators from Dyson-Schwinger studies and lattice calculations are
presented. The imp... | [
{
"created": "Thu, 4 Nov 2004 17:31:03 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Schleifenbaum",
"Wolfgang",
""
],
[
"Maas",
"Axel",
""
],
[
"Wambach",
"Jochen",
""
],
[
"Alkofer",
"Reinhard",
""
]
] | Possible mechanisms for gluon confinement in Yang-Mills theory in covariant gauges are discussed briefly. Implications for the infrared behavior of the Green's functions are outlined. Results for the gluon and Faddeev-Popov ghost propagators from Dyson-Schwinger studies and lattice calculations are presented. The impor... |
1107.4001 | Achim Heinz | Achim Heinz | Phenomenological improvement of the linear-$\sigma$ model in the
large-N_c limit | null | null | 10.5506/APhysPolBSupp.4.561 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The linear-$\sigma$ model has been widely used to describe the chiral phase
transition. Numerically, the critical temperature $T_{c}$ of the chiral phase
transition is in agreement with other effective theories of QCD. However, in
the large-$N_{c}$ limit $T_{c}$ scales as $\sqrt{N_{c}}$ which is not in line
with the ... | [
{
"created": "Wed, 20 Jul 2011 15:28:49 GMT",
"version": "v1"
}
] | 2011-10-24 | [
[
"Heinz",
"Achim",
""
]
] | The linear-$\sigma$ model has been widely used to describe the chiral phase transition. Numerically, the critical temperature $T_{c}$ of the chiral phase transition is in agreement with other effective theories of QCD. However, in the large-$N_{c}$ limit $T_{c}$ scales as $\sqrt{N_{c}}$ which is not in line with the NJ... |
1305.2424 | Nathaniel Craig | Nathaniel Craig, Jamison Galloway, Scott Thomas | Searching for Signs of the Second Higgs Doublet | 48 pages, 24 figures, 6 tables | null | null | RU-NHETC-2013-07 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The search for evidence of extended electroweak symmetry breaking has entered
a new phase with the discovery of a Standard Model (SM)-like Higgs at the LHC.
The measurement of Higgs couplings and direct searches for additional scalars
provide complementary avenues for the discovery of new degrees of freedom. This
com... | [
{
"created": "Fri, 10 May 2013 20:05:57 GMT",
"version": "v1"
}
] | 2013-05-14 | [
[
"Craig",
"Nathaniel",
""
],
[
"Galloway",
"Jamison",
""
],
[
"Thomas",
"Scott",
""
]
] | The search for evidence of extended electroweak symmetry breaking has entered a new phase with the discovery of a Standard Model (SM)-like Higgs at the LHC. The measurement of Higgs couplings and direct searches for additional scalars provide complementary avenues for the discovery of new degrees of freedom. This compl... |
hep-ph/0111419 | Ismd31 | Einan Gardi, Johan Rathsman | Resummation and power corrections by Dressed Gluon Exponentiation | 5 pages, 3 figures in ps, talk given at XXXI International Symposium
on Multiparticle Dynamics, Sept 1-7, 2001, Datong China. URL
http://ismd31.ccnu.edu.cn/ | null | 10.1142/9789812778048_0044 | null | hep-ph | null | Event-shape distributions in $e^+e^-$ annihilation offer a unique lab oratory
for understanding perturbative and non-perturbative aspects of QCD. Dressed
Gluon Exponentiation is a resummation method designed to evaluate differ ential
cross sections close to a kinematic threshold and provide the basis for
parametrizat... | [
{
"created": "Thu, 29 Nov 2001 13:25:43 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Gardi",
"Einan",
""
],
[
"Rathsman",
"Johan",
""
]
] | Event-shape distributions in $e^+e^-$ annihilation offer a unique lab oratory for understanding perturbative and non-perturbative aspects of QCD. Dressed Gluon Exponentiation is a resummation method designed to evaluate differ ential cross sections close to a kinematic threshold and provide the basis for parametrizatio... |
1706.02477 | Stefan von Buddenbrock | Stefan von Buddenbrock | Exploring LHC Run 1 and 2 data using the Madala hypothesis | null | null | 10.1088/1742-6596/878/1/012030 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Standard Model (SM) Higgs boson, with its experimental discovery in 2012,
has long been an interesting particle to study with the intention of exploring
new physics ideas beyond the SM (BSM). Its properties are still not well
understood, and there are several features in LHC Run 1 and Run 2 data which
point at th... | [
{
"created": "Thu, 8 Jun 2017 08:48:00 GMT",
"version": "v1"
}
] | 2017-09-13 | [
[
"von Buddenbrock",
"Stefan",
""
]
] | The Standard Model (SM) Higgs boson, with its experimental discovery in 2012, has long been an interesting particle to study with the intention of exploring new physics ideas beyond the SM (BSM). Its properties are still not well understood, and there are several features in LHC Run 1 and Run 2 data which point at the ... |
hep-ph/9802284 | Krishna Rajagopal | M. Alford (IAS), K. Rajagopal (MIT) and F. Wilczek (IAS) | Color Superconductivity and Signs of its Formation | 4 pages, latex, espcrc1. To appear in proceedings of Quark Matter
'97, Tsukuba, Japan | Nucl.Phys. A638 (1998) 515c-518c | 10.1016/S0375-9474(98)00350-9 | MIT-CTP-2715, IASSNS-HEP-98/13 | hep-ph nucl-th | null | We study finite density QCD in an approximation in which the interaction
between quarks is modelled on that induced by instantons. We sketch the
mechanism by which chiral symmetry restoration at finite density occurs in this
model. At all densities high enough that the chirally symmetric phase fills
space, we find th... | [
{
"created": "Tue, 10 Feb 1998 02:42:47 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Alford",
"M.",
"",
"IAS"
],
[
"Rajagopal",
"K.",
"",
"MIT"
],
[
"Wilczek",
"F.",
"",
"IAS"
]
] | We study finite density QCD in an approximation in which the interaction between quarks is modelled on that induced by instantons. We sketch the mechanism by which chiral symmetry restoration at finite density occurs in this model. At all densities high enough that the chirally symmetric phase fills space, we find that... |
hep-ph/0703147 | Hiranmaya Mishra | S. Mallik and Hiranmaya Mishra | Nucleon propagation through nuclear matter in chiral effective field
theory | 11 pages including 4 figures. To appear in Eur. J. Phys. C | Eur.Phys.J.C50:889-896,2007 | 10.1140/epjc/s10052-007-0272-0 | null | hep-ph | null | We treat the propagation of nucleon in nuclear matter by evaluating the
ensemble average of the two-point function of nucleon currents in the framework
of the chiral effective field theory. We first derive the effective parameters
of nucleon to one loop. The resulting formula for the effective mass was known
previous... | [
{
"created": "Wed, 14 Mar 2007 04:27:23 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Mallik",
"S.",
""
],
[
"Mishra",
"Hiranmaya",
""
]
] | We treat the propagation of nucleon in nuclear matter by evaluating the ensemble average of the two-point function of nucleon currents in the framework of the chiral effective field theory. We first derive the effective parameters of nucleon to one loop. The resulting formula for the effective mass was known previously... |
1404.4845 | Monalisa Patra | B. Ananthanarayan, Jayita Lahiri, Monalisa Patra, Saurabh D. Rindani | New Physics in $e^+e^- \rightarrow Z \gamma$ at the ILC with polarized
beams: Explorations beyond conventional anomalous triple gauge boson coupling | 28 pages, 13 figures | null | 10.1007/JHEP08(2014)124 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | One of the most-studied signals for physics beyond the standard model in the
production of gauge bosons in electron-positron collisions is that due to the
anomalous triple gauge boson couplings in the $Z \gamma$ final state. In this
work, we study the implications of this at the ILC with polarized beams for
signals t... | [
{
"created": "Fri, 18 Apr 2014 17:54:06 GMT",
"version": "v1"
}
] | 2015-06-19 | [
[
"Ananthanarayan",
"B.",
""
],
[
"Lahiri",
"Jayita",
""
],
[
"Patra",
"Monalisa",
""
],
[
"Rindani",
"Saurabh D.",
""
]
] | One of the most-studied signals for physics beyond the standard model in the production of gauge bosons in electron-positron collisions is that due to the anomalous triple gauge boson couplings in the $Z \gamma$ final state. In this work, we study the implications of this at the ILC with polarized beams for signals tha... |
1401.0492 | Tiago Mariz | J. Furtado, T. Mariz | Lorentz-violating Euler-Heisenberg effective action | 15 pages, 5 figures, accepted for publication in Phys. Rev. D | null | 10.1103/PhysRevD.89.025021 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work, we study the radiative generation of the Lorentz-violating
Euler-Heisenberg action, in the weak field approximation. For this, we first
consider a nonperturbative calculation in the coefficient $c_{\mu\nu}$,
however, by assuming rotational invariance. Within this approach, we also
obtain the results of ... | [
{
"created": "Thu, 2 Jan 2014 18:13:31 GMT",
"version": "v1"
}
] | 2015-06-18 | [
[
"Furtado",
"J.",
""
],
[
"Mariz",
"T.",
""
]
] | In this work, we study the radiative generation of the Lorentz-violating Euler-Heisenberg action, in the weak field approximation. For this, we first consider a nonperturbative calculation in the coefficient $c_{\mu\nu}$, however, by assuming rotational invariance. Within this approach, we also obtain the results of th... |
1201.2611 | Masahiro Ibe | Jason L. Evans, Masahiro Ibe, Satoshi Shirai, Tsutomu T. Yanagida | A 125GeV Higgs Boson and Muon g-2 in More Generic Gauge Mediation | 28 pages, 7 figures. Corrections and references are added | null | 10.1103/PhysRevD.85.095004 | IPMU12-0008; ICRR-REPORT-604-2011-21 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recently, the ATLAS and CMS collaborations reported exciting hints of a
Standard Model-like Higgs boson with a mass around 125GeV. A Higgs boson this
heavy is difficult to realize in conventional models of gauge mediation. Here
we revisit the lightest Higgs boson mass in "more generic gauge mediation,"
where the Higg... | [
{
"created": "Thu, 12 Jan 2012 16:40:24 GMT",
"version": "v1"
},
{
"created": "Fri, 14 Sep 2012 03:25:39 GMT",
"version": "v2"
}
] | 2015-03-20 | [
[
"Evans",
"Jason L.",
""
],
[
"Ibe",
"Masahiro",
""
],
[
"Shirai",
"Satoshi",
""
],
[
"Yanagida",
"Tsutomu T.",
""
]
] | Recently, the ATLAS and CMS collaborations reported exciting hints of a Standard Model-like Higgs boson with a mass around 125GeV. A Higgs boson this heavy is difficult to realize in conventional models of gauge mediation. Here we revisit the lightest Higgs boson mass in "more generic gauge mediation," where the Higgs ... |
hep-ph/0512309 | Kai Schwenzer | Thomas Schafer and Kai Schwenzer (North Carolina State University) | Low Energy Dynamics in Ultradegenerate QCD Matter | 4 pages, published version | Phys.Rev.Lett. 97 (2006) 092301 | 10.1103/PhysRevLett.97.092301 | null | hep-ph cond-mat.supr-con | null | We study the low energy behavior of QCD Green functions in the limit that the
baryon chemical potential is much larger than the QCD scale parameter
$\Lambda_QCD$. We show that there is a systematic low energy expansion in
powers of $(\omega/m)^{1/3}$, where $\omega$ is the energy and $m$ is the
screening scale. This ... | [
{
"created": "Thu, 22 Dec 2005 20:34:57 GMT",
"version": "v1"
},
{
"created": "Wed, 3 May 2006 15:18:52 GMT",
"version": "v2"
},
{
"created": "Tue, 29 Aug 2006 08:55:52 GMT",
"version": "v3"
}
] | 2009-11-11 | [
[
"Schafer",
"Thomas",
"",
"North Carolina State University"
],
[
"Schwenzer",
"Kai",
"",
"North Carolina State University"
]
] | We study the low energy behavior of QCD Green functions in the limit that the baryon chemical potential is much larger than the QCD scale parameter $\Lambda_QCD$. We show that there is a systematic low energy expansion in powers of $(\omega/m)^{1/3}$, where $\omega$ is the energy and $m$ is the screening scale. This ex... |
hep-ph/0008325 | Bo-Qiang Ma | Bo-Qiang Ma | The Quark Distributions of Baryons | Plenary Talk at Hadron 99 | Nucl.Phys. A675 (2000) 179c-186c | 10.1016/S0375-9474(00)00242-6 | null | hep-ph hep-ex nucl-ex nucl-th | null | The recent progress in the investigations on the quark structure of the
$\Lambda$ and $\Sigma$ baryons are reviewed. It is shown that the quark
structure of $\Lambda$ and $\Sigma$ hyperons can provide a new domain to test
various theories concerning the spin and flavor structure of the nucleon. The
$\Lambda$ and $\Si... | [
{
"created": "Wed, 30 Aug 2000 23:27:19 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Ma",
"Bo-Qiang",
""
]
] | The recent progress in the investigations on the quark structure of the $\Lambda$ and $\Sigma$ baryons are reviewed. It is shown that the quark structure of $\Lambda$ and $\Sigma$ hyperons can provide a new domain to test various theories concerning the spin and flavor structure of the nucleon. The $\Lambda$ and $\Sigm... |
hep-ph/0701045 | Horace W. Crater | Horace W. Crater and Cheuk-Yin Wong | Two gamma quarkonium and positronium decays with Two-Body Dirac
equations of constraint dynamics | 4 pages. Presented at Second Meeting of APS Topical Group on Hadron
Physics, Nashville, TN, Oct 22-24. Proceedings to be published by Journal of
Physics (UK), Conference Series | J.Phys.Conf.Ser.69:012021,2007 | 10.1088/1742-6596/69/1/012021 | null | hep-ph | null | Two-Body Dirac equations of constraint dynamics provide a covariant framework
to investigate the problem of highly relativistic quarks in meson bound states.
This formalism eliminates automatically the problems of relative time and
energy, leading to a covariant three dimensional formalism with the same number
of deg... | [
{
"created": "Fri, 5 Jan 2007 22:49:41 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Crater",
"Horace W.",
""
],
[
"Wong",
"Cheuk-Yin",
""
]
] | Two-Body Dirac equations of constraint dynamics provide a covariant framework to investigate the problem of highly relativistic quarks in meson bound states. This formalism eliminates automatically the problems of relative time and energy, leading to a covariant three dimensional formalism with the same number of degre... |
hep-ph/9908511 | Elizabeth H. Simmons | Elizabeth H. Simmons | Thinking About Top: Looking Outside The Standard Model | 14 pages, 13 figures, talk presented at the Thinkshop on Top Quark
Physics at Run II, 16-18 October, 1998, Fermilab | null | null | BUHEP-99-17 | hep-ph | null | The top quark is by far the heaviest known fermion [1]. In consequence,
experiment is just beginning to explore its properties, and some of them may
yet prove to be distinctly non-standard. The very size of the top quark's mass
even hints at the possibility of a special role for top in electroweak symmetry
breaking. ... | [
{
"created": "Mon, 30 Aug 1999 20:57:10 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Simmons",
"Elizabeth H.",
""
]
] | The top quark is by far the heaviest known fermion [1]. In consequence, experiment is just beginning to explore its properties, and some of them may yet prove to be distinctly non-standard. The very size of the top quark's mass even hints at the possibility of a special role for top in electroweak symmetry breaking. Th... |
1811.11740 | Alfredo Glioti | Alfredo Glioti, Riccardo Rattazzi, Luca Vecchi | Electroweak Baryogenesis above the Electroweak Scale | V2 matches published version | null | 10.1007/JHEP04(2019)027 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Conventional scenarios of electroweak (EW) baryogenesis are strongly
constrained by experimental searches for CP violation beyond the SM. We propose
an alternative scenario where the EW phase transition and baryogenesis occur at
temperatures of the order of a new physics threshold $\Lambda$ far above the
Fermi scale,... | [
{
"created": "Wed, 28 Nov 2018 18:54:22 GMT",
"version": "v1"
},
{
"created": "Mon, 1 Apr 2019 12:12:37 GMT",
"version": "v2"
}
] | 2019-05-01 | [
[
"Glioti",
"Alfredo",
""
],
[
"Rattazzi",
"Riccardo",
""
],
[
"Vecchi",
"Luca",
""
]
] | Conventional scenarios of electroweak (EW) baryogenesis are strongly constrained by experimental searches for CP violation beyond the SM. We propose an alternative scenario where the EW phase transition and baryogenesis occur at temperatures of the order of a new physics threshold $\Lambda$ far above the Fermi scale, s... |
1912.02475 | Minoru Tanaka | Minoru Tanaka, Koji Tsumura, Noboru Sasao, Satoshi Uetake, Motohiko
Yoshimura | QED background against atomic neutrino process with initial spatial
phase | 15 pages, 8 figures | null | null | OU-HET 1033, KYSHU-HET-202 | hep-ph hep-ex physics.optics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Atomic deexcitation emitting a neutrino pair and a photon is expected to
provide a novel method of neutrino physics if it is enhanced by quantum
coherence in a macroscopic target. However, the same enhancement mechanism may
also lead to a serious problem of enhanced QED background process. We show that
the QED backgr... | [
{
"created": "Thu, 5 Dec 2019 10:13:47 GMT",
"version": "v1"
}
] | 2019-12-06 | [
[
"Tanaka",
"Minoru",
""
],
[
"Tsumura",
"Koji",
""
],
[
"Sasao",
"Noboru",
""
],
[
"Uetake",
"Satoshi",
""
],
[
"Yoshimura",
"Motohiko",
""
]
] | Atomic deexcitation emitting a neutrino pair and a photon is expected to provide a novel method of neutrino physics if it is enhanced by quantum coherence in a macroscopic target. However, the same enhancement mechanism may also lead to a serious problem of enhanced QED background process. We show that the QED backgrou... |
hep-ph/0312217 | Henryk Czyz | H.Czyz, A.Grzelinska, J.H. Kuhn, G. Rodrigo | Perspectives for the radiative return at meson factories | Presented at SIGHAD03: Worskhop on Hadronic Cross Section at Low
Energy, Pisa,Italy, October 8th-10th, 2003 | Nucl.Phys.Proc.Suppl.131:39-47,2004 | 10.1016/j.nuclphysbps.2004.02.007 | CERN-TH/2003-276, TTP03-41 | hep-ph | null | The measurement of the pion form factor and, more generally, of the cross
section for electron-positron annihilation into hadrons through the radiative
return has become an important task for high luminosity colliders such as the
Phi- or B-meson factories. This quantity is crucial for predictions of the
hadronic cont... | [
{
"created": "Tue, 16 Dec 2003 17:53:35 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Czyz",
"H.",
""
],
[
"Grzelinska",
"A.",
""
],
[
"Kuhn",
"J. H.",
""
],
[
"Rodrigo",
"G.",
""
]
] | The measurement of the pion form factor and, more generally, of the cross section for electron-positron annihilation into hadrons through the radiative return has become an important task for high luminosity colliders such as the Phi- or B-meson factories. This quantity is crucial for predictions of the hadronic contri... |
1110.5562 | Kim Maltman | D. Boito, O. Cata, M. Golterman, M. Jamin, K. Maltman, J. Osborne and
S. Peris | Duality Violation and the K --> pi pi Electroweak Penguin Operator
Matrix Elements from Hadronic Tau Decays | 4 pages, 5 figures, prepared for the Proceedings of the 11th Particle
and Nuclear Intersections Conference (PANIC 2011), Boston, USA, July 24-29,
2011 | null | 10.1063/1.3700550 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss a preliminary study of the impact of duality violations on
extractions from tau decay data of the D=6 VEVs which determine chiral limit
Standard Model K-->pi pi matrix elements of the electroweak penguin operators.
| [
{
"created": "Tue, 25 Oct 2011 16:31:31 GMT",
"version": "v1"
}
] | 2015-05-30 | [
[
"Boito",
"D.",
""
],
[
"Cata",
"O.",
""
],
[
"Golterman",
"M.",
""
],
[
"Jamin",
"M.",
""
],
[
"Maltman",
"K.",
""
],
[
"Osborne",
"J.",
""
],
[
"Peris",
"S.",
""
]
] | We discuss a preliminary study of the impact of duality violations on extractions from tau decay data of the D=6 VEVs which determine chiral limit Standard Model K-->pi pi matrix elements of the electroweak penguin operators. |
1406.2324 | Adam Kardos | Adam Kardos and Zolt\'an Tr\'ocs\'anyi | Hadroproduction of t anti-t pair in association with an isolated photon
at NLO accuracy matched with parton shower | 21 pages, 17 figures, version accepted for publication in JHEP | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We simulate the hadroproduction of a t anti-t pair in association with a hard
photon at LHC using the PowHel package. These events are almost fully inclusive
with respect to the photon, allowing for any physically relevant isolation of
the photon. We use the generated events, stored according to the Les-Houches
event... | [
{
"created": "Mon, 9 Jun 2014 20:00:06 GMT",
"version": "v1"
},
{
"created": "Mon, 11 May 2015 19:34:39 GMT",
"version": "v2"
}
] | 2015-05-12 | [
[
"Kardos",
"Adam",
""
],
[
"Trócsányi",
"Zoltán",
""
]
] | We simulate the hadroproduction of a t anti-t pair in association with a hard photon at LHC using the PowHel package. These events are almost fully inclusive with respect to the photon, allowing for any physically relevant isolation of the photon. We use the generated events, stored according to the Les-Houches event f... |
hep-ph/9207209 | Jose Valle | Z Berezhiani, A Yu Smirnov and J W F Valle | Observable Majoron Emission in Neutrinoless Double Beta Decay | (latex file, macro matex) 11pp (2 Figures that can be requested) | Phys.Lett.B291:99-105,1992 | 10.1016/0370-2693(92)90126-O | null | hep-ph | null | We consider a class of simplest Majoron models where neutrino- majoron
couplings can be in the range $g \sim 10^{-5}-10^{-3}$ leading to the
observability of neutrinoless double beta decay with majoron emission. The
majoron is a singlet of the electroweak gauge symmetry, thus avoiding conflict
with the LEP data on Z ... | [
{
"created": "Fri, 3 Jul 1992 15:51:00 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Berezhiani",
"Z",
""
],
[
"Smirnov",
"A Yu",
""
],
[
"Valle",
"J W F",
""
]
] | We consider a class of simplest Majoron models where neutrino- majoron couplings can be in the range $g \sim 10^{-5}-10^{-3}$ leading to the observability of neutrinoless double beta decay with majoron emission. The majoron is a singlet of the electroweak gauge symmetry, thus avoiding conflict with the LEP data on Z de... |
hep-ph/0102168 | Yeong Gyun Kim | C.S.Kim, Yeong Gyun Kim and Cai-Dian Lu | Possible Supersymmetric Effects on Angular Distributions in $B \to K^*
(\to K \pi) \ell^+ \ell^- $ Decays | null | Phys.Rev. D64 (2001) 094014 | 10.1103/PhysRevD.64.094014 | null | hep-ph hep-ex | null | We investigate the angular distributions of the rare B decay, $B \to K^* (\to
K \pi) \ell^+ \ell^-$, in general supersymmetric extensions of the standard
model. We consider the new physics contributions from the operators
$O_{7,8,9,10}$ in small invariant mass region of lepton pair. We show that the
azimuthal angle d... | [
{
"created": "Wed, 14 Feb 2001 12:58:33 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Kim",
"C. S.",
""
],
[
"Kim",
"Yeong Gyun",
""
],
[
"Lu",
"Cai-Dian",
""
]
] | We investigate the angular distributions of the rare B decay, $B \to K^* (\to K \pi) \ell^+ \ell^-$, in general supersymmetric extensions of the standard model. We consider the new physics contributions from the operators $O_{7,8,9,10}$ in small invariant mass region of lepton pair. We show that the azimuthal angle dis... |
2407.19966 | Rouzbeh Modarresi-Yazdi | Rouzbeh Modarresi-Yazdi, Shuzhe Shi, Charles Gale, Sangyong Jeon | QCD jets in a hot and dense medium: a study of shower formation time and
collision kernels | null | null | null | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | With the use of MARTINI, a model which considers evolving QCD jets against a
fluid dynamical background, it is shown that the introduction of formation time
to the parton shower after the initial hard scattering is essential for a
simultaneous description of charged hadron and jet $R_{AA}$. This inclusion
also improv... | [
{
"created": "Mon, 29 Jul 2024 12:58:00 GMT",
"version": "v1"
}
] | 2024-07-30 | [
[
"Modarresi-Yazdi",
"Rouzbeh",
""
],
[
"Shi",
"Shuzhe",
""
],
[
"Gale",
"Charles",
""
],
[
"Jeon",
"Sangyong",
""
]
] | With the use of MARTINI, a model which considers evolving QCD jets against a fluid dynamical background, it is shown that the introduction of formation time to the parton shower after the initial hard scattering is essential for a simultaneous description of charged hadron and jet $R_{AA}$. This inclusion also improves... |
1908.10124 | Vladimir Babenko | V. A. Babenko, N. M. Petrov | On the Charge Dependence of the Pion-Nucleon Coupling Constant and
Nucleon-Nucleon Low-Energy Scattering Parameters | 13 pages | null | null | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The simple model describing charge independence and charge symmetry breaking
of the pion-nucleon coupling constant is proposed. The model, which has simple
physical meaning and foundation, suggests directly proportional dependence of
the pion-nucleon coupling constants on the masses of interacting nucleons and
pions.... | [
{
"created": "Tue, 27 Aug 2019 10:56:42 GMT",
"version": "v1"
}
] | 2019-08-28 | [
[
"Babenko",
"V. A.",
""
],
[
"Petrov",
"N. M.",
""
]
] | The simple model describing charge independence and charge symmetry breaking of the pion-nucleon coupling constant is proposed. The model, which has simple physical meaning and foundation, suggests directly proportional dependence of the pion-nucleon coupling constants on the masses of interacting nucleons and pions. C... |
2211.10432 | Giuseppe Lucente | Pierluca Carenza, Giuseppe Lucente, Martina Gerbino, Maurizio
Giannotti, Massimiliano Lattanzi | Strong cosmological constraints on the neutrino magnetic moment | 10 pages, 5 figures. Matches the version published on PRD. Changes:
We added a more detailed discussion on current constraints and future
sensitivities. We added two appendices, giving details on the freeze-in
regime and discussing the impact of the different cosmological analyses,
respectively | Phys. Rev. D 110, 023510 (2024) | 10.1103/PhysRevD.110.023510 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A sizable magnetic moment for neutrinos would be evidence of exotic physics.
In the early Universe, left-handed neutrinos with a magnetic moment would
interact with electromagnetic fields in the primordial plasma, flipping their
helicity and producing a population of right-handed (RH) neutrinos. In this
work, we pres... | [
{
"created": "Fri, 18 Nov 2022 18:52:27 GMT",
"version": "v1"
},
{
"created": "Thu, 11 Jul 2024 07:43:28 GMT",
"version": "v2"
}
] | 2024-07-12 | [
[
"Carenza",
"Pierluca",
""
],
[
"Lucente",
"Giuseppe",
""
],
[
"Gerbino",
"Martina",
""
],
[
"Giannotti",
"Maurizio",
""
],
[
"Lattanzi",
"Massimiliano",
""
]
] | A sizable magnetic moment for neutrinos would be evidence of exotic physics. In the early Universe, left-handed neutrinos with a magnetic moment would interact with electromagnetic fields in the primordial plasma, flipping their helicity and producing a population of right-handed (RH) neutrinos. In this work, we presen... |
hep-ph/9204231 | Peter Landshoff | M Jacob and P V Landshoff | Reaction rate in a heat bath | 9 pages plus one figure | Phys.Lett.B281:114-122,1992 | 10.1016/0370-2693(92)90284-B | null | hep-ph | null | We show in detail how the presence of a heat bath of photons effectively
gives charged particles in the final state of a decay process a
temperature-dependent mass, and changes the effective strength of the force
responsible for the decay. At low temperature, gauge invariance causes both
these effects to be largely c... | [
{
"created": "Thu, 23 Apr 1992 08:05:34 GMT",
"version": "v1"
}
] | 2011-04-20 | [
[
"Jacob",
"M",
""
],
[
"Landshoff",
"P V",
""
]
] | We show in detail how the presence of a heat bath of photons effectively gives charged particles in the final state of a decay process a temperature-dependent mass, and changes the effective strength of the force responsible for the decay. At low temperature, gauge invariance causes both these effects to be largely can... |
2407.05753 | Hrishi Bora | Hrishi Bora, Ng. K. Francis and Shawan Kumar Jha | Relic Abundance of Dark Matter with $\Delta$(54) Flavor Symmetry | 13 pages, 6 figures, 2 tables | null | null | null | hep-ph hep-th | http://creativecommons.org/licenses/by/4.0/ | In this work we discuss the neutrino phenomenology in a $\Delta(54)$ discrete
flavor symmetry and evaluate the relic abundance of dark matter (DM) and active
neutrino-DM mixing angle considering various cosmological constraints. We
introduced two Standard Model Higgs particles along with vector-like fermions
and a ne... | [
{
"created": "Mon, 8 Jul 2024 09:05:30 GMT",
"version": "v1"
}
] | 2024-07-09 | [
[
"Bora",
"Hrishi",
""
],
[
"Francis",
"Ng. K.",
""
],
[
"Jha",
"Shawan Kumar",
""
]
] | In this work we discuss the neutrino phenomenology in a $\Delta(54)$ discrete flavor symmetry and evaluate the relic abundance of dark matter (DM) and active neutrino-DM mixing angle considering various cosmological constraints. We introduced two Standard Model Higgs particles along with vector-like fermions and a new ... |
hep-ph/0209211 | Dan Pirjol | Benjamin Grinstein and Dan Pirjol | Subleading corrections to the V_ub determination from exclusive B decays | 8 pages | Phys.Lett.B549:314-320,2002 | 10.1016/S0370-2693(02)02929-5 | UCSD/PTH 02-20 | hep-ph | null | It has been proposed to determine the CKM matrix element |V_ub| in a
model-independent way from a combination of rare and semileptonic B and D
decays near the zero recoil point. An essential ingredient in such a
determination is a heavy quark symmetry relation connecting the form-factors
appearing in B -> K* e+e- to ... | [
{
"created": "Wed, 18 Sep 2002 18:34:38 GMT",
"version": "v1"
}
] | 2011-01-27 | [
[
"Grinstein",
"Benjamin",
""
],
[
"Pirjol",
"Dan",
""
]
] | It has been proposed to determine the CKM matrix element |V_ub| in a model-independent way from a combination of rare and semileptonic B and D decays near the zero recoil point. An essential ingredient in such a determination is a heavy quark symmetry relation connecting the form-factors appearing in B -> K* e+e- to se... |
hep-ph/9903336 | Sergey Cherkas | Sergey L. Cherkas (Institute of Nuclear Probems, Minsk, Republic of
Belarus) | About spin precession in electromagnetic wave | 7 pages | Vesti Akad. Nauk Belarusi (1999) ser. Fizika N.3 P.79 | null | null | hep-ph physics.class-ph | null | It is shown that two ways of the description of the 1/2-spin precession in a
circularly polarized electromagnetic wave: on the basis of the
Bargmann-Michel-Telegdi equation and on the basis of the Dirac equation with
Pauli term give the same result in the second order on the wave's field for
arbitrary wave length.
| [
{
"created": "Fri, 12 Mar 1999 09:07:15 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Cherkas",
"Sergey L.",
"",
"Institute of Nuclear Probems, Minsk, Republic of\n Belarus"
]
] | It is shown that two ways of the description of the 1/2-spin precession in a circularly polarized electromagnetic wave: on the basis of the Bargmann-Michel-Telegdi equation and on the basis of the Dirac equation with Pauli term give the same result in the second order on the wave's field for arbitrary wave length. |
1810.00862 | Bartosz Fornal | Bartosz Fornal, Benjamin Grinstein | Neutron Lifetime Discrepancy as a Sign of a Dark Sector? | Talk presented at CIPANP2018. 8 pages, 2 figures; based on: Phys.
Rev. Lett. 120, 191801 (2018) [arXiv:1801.01124]; v2: references added | null | null | CIPANP2018-Fornal | hep-ph nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We summarize our recent proposal of explaining the discrepancy between the
bottle and beam measurements of the neutron lifetime through the existence of a
dark sector, which the neutron can decay to with a branching fraction 1%. We
show that viable particle physics models for such neutron dark decays can be
construct... | [
{
"created": "Mon, 1 Oct 2018 17:57:21 GMT",
"version": "v1"
},
{
"created": "Tue, 6 Nov 2018 18:35:39 GMT",
"version": "v2"
}
] | 2018-11-07 | [
[
"Fornal",
"Bartosz",
""
],
[
"Grinstein",
"Benjamin",
""
]
] | We summarize our recent proposal of explaining the discrepancy between the bottle and beam measurements of the neutron lifetime through the existence of a dark sector, which the neutron can decay to with a branching fraction 1%. We show that viable particle physics models for such neutron dark decays can be constructed... |
hep-ph/0212338 | Erhan Iltan | E. Iltan (METU, Ankara) | Neutral Higgs H^0 \to h^0 (A^0) l_i^- l_j^+ decay | 8 pages, 7 figures | Mod.Phys.Lett. A18 (2003) 1539-1548 | 10.1142/S0217732303011228 | null | hep-ph | null | We study the lepton flavor violating H^0 \to h^0 (A^0) l_i^- l_j^+ and the
lepton flavor conserving H^0 \to h^0 (A^0) l_i^- l_i^+ (l_i=\tau, l_j=\mu)
decays in the framework of the general two Higgs doublet model, the so-called
model III. We estimate the decay width of LFV (LFC) process at the order of
magnitude of 1... | [
{
"created": "Mon, 23 Dec 2002 10:43:26 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Iltan",
"E.",
"",
"METU, Ankara"
]
] | We study the lepton flavor violating H^0 \to h^0 (A^0) l_i^- l_j^+ and the lepton flavor conserving H^0 \to h^0 (A^0) l_i^- l_i^+ (l_i=\tau, l_j=\mu) decays in the framework of the general two Higgs doublet model, the so-called model III. We estimate the decay width of LFV (LFC) process at the order of magnitude of 10^... |
hep-ph/0210321 | Volker Burkert | Volker D. Burkert | Status of the N* Program at Jefferson Lab | 7 pages, 11 figures, talk presented at Electron-Nucleus Scattering
VII, Elba, June 24-28,2002, added reference in section 2 and section 4.1,
corrected misleading typographical error in section 4.4 | Eur.Phys.J.A17:303-310,2003 | 10.1140/epja/i2002-10171-0 | JLAB-PHY-02-31 | hep-ph hep-ex nucl-ex | null | Recent results from JLab on the electromagnetic excitation of nucleon
resonances are presented, and confronted with theoretical predictions.
Preliminary data in the search for undiscovered states are discussed as well.
| [
{
"created": "Thu, 24 Oct 2002 02:17:47 GMT",
"version": "v1"
},
{
"created": "Sun, 27 Oct 2002 20:56:10 GMT",
"version": "v2"
}
] | 2014-11-17 | [
[
"Burkert",
"Volker D.",
""
]
] | Recent results from JLab on the electromagnetic excitation of nucleon resonances are presented, and confronted with theoretical predictions. Preliminary data in the search for undiscovered states are discussed as well. |
hep-ph/0412332 | Sergey Ostapchenko | S. Ostapchenko | QGSJET-II: towards reliable description of very high energy hadronic
interactions | To appear in the proceedings of 13th International Symposium on Very
High-Energy Cosmic Ray Interactions at the NESTOR Institute, Pylos, Greece,
6-12 Sep 2004 | null | 10.1016/j.nuclphysbps.2005.07.026 | null | hep-ph | null | Since a number of years the QGSJET model has been successfully used by
different groups in the field of high energy cosmic rays. Current work is
devoted to the first general update of the model. The key improvement is
connected to an account for non-linear interaction effects which are of crucial
importance for relia... | [
{
"created": "Wed, 22 Dec 2004 12:29:22 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Ostapchenko",
"S.",
""
]
] | Since a number of years the QGSJET model has been successfully used by different groups in the field of high energy cosmic rays. Current work is devoted to the first general update of the model. The key improvement is connected to an account for non-linear interaction effects which are of crucial importance for reliabl... |
hep-ph/0101315 | Ricardo Gonzalez Felipe | G.C. Branco, D. Delepine, R. Gonzalez Felipe | Dynamical CP Violation and Flavour-Changing Processes | LaTeX, 25 pages, 4 figures | Nucl.Phys. B607 (2001) 268-292 | 10.1016/S0550-3213(01)00238-3 | CERN-TH/2001-016, FISIST/02-2001/CFIF | hep-ph | null | We investigate the phenomenological constraints on a model where, besides the
standard model Higgs sector, there is an effective new strong interaction
acting on the third generation of quarks and characterized by a $\theta$-like
term. This $\theta$ term induces electroweak symmetry breaking and leads to
dynamical sp... | [
{
"created": "Mon, 29 Jan 2001 11:01:56 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Branco",
"G. C.",
""
],
[
"Delepine",
"D.",
""
],
[
"Felipe",
"R. Gonzalez",
""
]
] | We investigate the phenomenological constraints on a model where, besides the standard model Higgs sector, there is an effective new strong interaction acting on the third generation of quarks and characterized by a $\theta$-like term. This $\theta$ term induces electroweak symmetry breaking and leads to dynamical spon... |
hep-ph/0401122 | Boris Levchenko | B. B. Levchenko | Kinematic selection criteria in a new resonance searches: Application to
pentaquark states | 11 pages, 5 figures, 1 table | Advances in High Energy Physics,Vol. 2012 (2012), Article ID
502179 | 10.1155/2012/502179 | SINP-MSU-2006-12/811 | hep-ph | null | In this note I recall some features of two-body decay kinematics which can be
effectively applied, in particular, in experimental searches for pentaquark
states.
| [
{
"created": "Fri, 16 Jan 2004 19:09:43 GMT",
"version": "v1"
},
{
"created": "Sat, 17 Jan 2004 14:17:33 GMT",
"version": "v2"
}
] | 2012-08-08 | [
[
"Levchenko",
"B. B.",
""
]
] | In this note I recall some features of two-body decay kinematics which can be effectively applied, in particular, in experimental searches for pentaquark states. |
0712.0016 | Bob McElrath | Bob McElrath | Light Higgses and Dark Matter at Bottom and Charm Factories | 7 pages, 3 figures, Contribution to the Proceedings of the CHARM 2007
Workshop, Ithaca, NY, August 5-8, 2007 | ECONF C070805:19,2007 | null | eConf C070805 | hep-ph hep-ex | null | Neither Dark Matter nor scalar particles in the Higgs sector are ruled out at
energies accessible to bottom and charm factories. In Dark Matter searches, the
error on the mass of Dark Matter is $\sim 4$ GeV in the best LHC studies. For
light Dark Matter this could represent a 100% (or more) error. In Higgs
searches, ... | [
{
"created": "Mon, 3 Dec 2007 20:56:48 GMT",
"version": "v1"
},
{
"created": "Tue, 4 Dec 2007 07:21:48 GMT",
"version": "v2"
}
] | 2011-06-15 | [
[
"McElrath",
"Bob",
""
]
] | Neither Dark Matter nor scalar particles in the Higgs sector are ruled out at energies accessible to bottom and charm factories. In Dark Matter searches, the error on the mass of Dark Matter is $\sim 4$ GeV in the best LHC studies. For light Dark Matter this could represent a 100% (or more) error. In Higgs searches, th... |
1504.07552 | Per Osland | Lorenzo Basso, Per Osland and Giovanni Marco Pruna | Charged-Higgs production in the Two-Higgs-Doublet Model --- the \tau\nu
channel | 26 pages, 13 figures. v2 Version published in JHEP | JHEP 1506 (2015) 083 | 10.1007/JHEP06(2015)083 | PSI-PR-15-04 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We update the allowed parameter space of the CP-violating 2HDM with Type II
Yukawa couplings, that survives the current experimental and theoretical
constraints on the model. For a representative set of allowed parameter points,
we study the production of charged Higgs bosons, both at the LHC at 14 TeV and
at a possi... | [
{
"created": "Tue, 28 Apr 2015 16:13:28 GMT",
"version": "v1"
},
{
"created": "Mon, 24 Aug 2015 12:58:58 GMT",
"version": "v2"
}
] | 2017-05-11 | [
[
"Basso",
"Lorenzo",
""
],
[
"Osland",
"Per",
""
],
[
"Pruna",
"Giovanni Marco",
""
]
] | We update the allowed parameter space of the CP-violating 2HDM with Type II Yukawa couplings, that survives the current experimental and theoretical constraints on the model. For a representative set of allowed parameter points, we study the production of charged Higgs bosons, both at the LHC at 14 TeV and at a possibl... |
2307.03161 | Andrea Tesi | Michele Redi, Andrea Tesi | Neutrinos, Dark Matter and Higgs Vacua in Parity Solutions of the strong
CP problem | 27 pages, 5 figures. v2) added discussion on DM direct detection
constraints, refs added and minor improvements | null | null | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The strong CP problem can be solved if the laws of nature are invariant under
a space-time parity exchanging the Standard Model with its mirror copy. We
review and extend different realizations of this idea with the aim of
discussing Dark Matter, neutrino physics, leptogenesis and collider physics
within the same con... | [
{
"created": "Thu, 6 Jul 2023 17:42:53 GMT",
"version": "v1"
},
{
"created": "Fri, 20 Oct 2023 13:43:02 GMT",
"version": "v2"
}
] | 2023-10-23 | [
[
"Redi",
"Michele",
""
],
[
"Tesi",
"Andrea",
""
]
] | The strong CP problem can be solved if the laws of nature are invariant under a space-time parity exchanging the Standard Model with its mirror copy. We review and extend different realizations of this idea with the aim of discussing Dark Matter, neutrino physics, leptogenesis and collider physics within the same conte... |
hep-ph/0310186 | Michael R. Pennington | M.R. Pennington | In the debris of hadron interactions lies the beauty of QCD (part II) | 8 pages, 12 figures. Talk at the International Workshop on QCD:
QCD@Work 2003 -Conversano (Italy) 14-18 June 2003 (eConf C030614) | null | null | null | hep-ph | null | Recent progress in understanding the strong physics regime of QCD is
described. The role played by condensates, particularly $<q{\bar q} >$, in
breaking chiral symmetry and generating constituent masses for $u$ and $d$
quarks is reviewed. The influence this has on hadrons with vacuum quantum
numbers is emphasised. Wh... | [
{
"created": "Wed, 15 Oct 2003 17:17:31 GMT",
"version": "v1"
},
{
"created": "Thu, 16 Oct 2003 08:06:31 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Pennington",
"M. R.",
""
]
] | Recent progress in understanding the strong physics regime of QCD is described. The role played by condensates, particularly $<q{\bar q} >$, in breaking chiral symmetry and generating constituent masses for $u$ and $d$ quarks is reviewed. The influence this has on hadrons with vacuum quantum numbers is emphasised. What... |
2207.13372 | Arindam Das | Arindam Das, Shinya Kanemura, Prasenjit Sanyal | Charged Higgs induced 5 and 6 lepton signatures from heavy neutrinos at
the LHC | Published version in European Journal of Physics C | Eur. Phys. J. C 83, 454 (2023) | 10.1140/epjc/s10052-023-11656-y | EPHOU-22-015, OU-HET 1151, APCTP Pre2022-019 | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | We propose an anomaly free gauged U$(1)$ extension of the SM where three
right handed heavy neutrinos, being charged under the general U$(1)$ gauge
group, are introduced to explain the origin of the tiny neutrino mass through
the seesaw mechanism after the general U$(1)$ symmetry is broken. Due to the
breaking of the... | [
{
"created": "Wed, 27 Jul 2022 08:55:49 GMT",
"version": "v1"
},
{
"created": "Wed, 1 Feb 2023 14:06:38 GMT",
"version": "v2"
},
{
"created": "Thu, 2 Feb 2023 03:46:55 GMT",
"version": "v3"
},
{
"created": "Thu, 1 Jun 2023 06:41:36 GMT",
"version": "v4"
}
] | 2023-06-02 | [
[
"Das",
"Arindam",
""
],
[
"Kanemura",
"Shinya",
""
],
[
"Sanyal",
"Prasenjit",
""
]
] | We propose an anomaly free gauged U$(1)$ extension of the SM where three right handed heavy neutrinos, being charged under the general U$(1)$ gauge group, are introduced to explain the origin of the tiny neutrino mass through the seesaw mechanism after the general U$(1)$ symmetry is broken. Due to the breaking of the g... |
1101.3598 | Jinzhong Han | Jin-zhong Han, Xue-lei Wang, Bing-fang Yang | Probing lepton flavor violation signal via e+ e- (gamma gamma) ---> l(i)
anti-l(j) in the littlest Higgs model with T-parity at the ILC | null | Nucl.Phys.B843:383-395,2011 | 10.1016/j.nuclphysb.2010.09.016 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the littlest Higgs model with T-parity, the new interactions between the
mirror leptons and the Standard Model leptons can induce some lepton flavor
violation (LFV) processes at loop level. We study the possibility of the ILC to
probe the LFV production processes $e^+e^-(\gamma\gamma)\rightarrow
l_{i}\bar{l}_{j}$.... | [
{
"created": "Wed, 19 Jan 2011 01:47:10 GMT",
"version": "v1"
},
{
"created": "Tue, 22 Feb 2011 04:20:05 GMT",
"version": "v2"
}
] | 2011-06-24 | [
[
"Han",
"Jin-zhong",
""
],
[
"Wang",
"Xue-lei",
""
],
[
"Yang",
"Bing-fang",
""
]
] | In the littlest Higgs model with T-parity, the new interactions between the mirror leptons and the Standard Model leptons can induce some lepton flavor violation (LFV) processes at loop level. We study the possibility of the ILC to probe the LFV production processes $e^+e^-(\gamma\gamma)\rightarrow l_{i}\bar{l}_{j}$. O... |
0912.2490 | Kimmo Kainulainen | Matti Herranen, Kimmo Kainulainen and Pyry M. Rahkila | Coherent quasiparticle approximation cQPA and nonlocal coherence | An invited talk presented at the conference "Progress in
Nonequilibrium Greens Functions IV", University of Glasgow, August 17-21
2009. 15 pages 8 figures | J.Phys.Conf.Ser.220:012007,2010 | 10.1088/1742-6596/220/1/012007 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We show that the dynamical Wigner functions for noninteracting fermions and
bosons can have complex singularity structures with a number of new solutions
accompanying the usual mass-shell dispersion relations. These new shell
solutions are shown to encode the information of the quantum coherence between
particles and... | [
{
"created": "Mon, 14 Dec 2009 20:52:48 GMT",
"version": "v1"
}
] | 2014-11-20 | [
[
"Herranen",
"Matti",
""
],
[
"Kainulainen",
"Kimmo",
""
],
[
"Rahkila",
"Pyry M.",
""
]
] | We show that the dynamical Wigner functions for noninteracting fermions and bosons can have complex singularity structures with a number of new solutions accompanying the usual mass-shell dispersion relations. These new shell solutions are shown to encode the information of the quantum coherence between particles and a... |
hep-ph/9811459 | Manuel Reiter | M. Bleicher (a), M. Reiter (a), A. Dumitru (b), J. Brachmann (a), C.
Spieles (c), S.A. Bass (d), H. St\"ocker (a), W. Greiner (a) ((a) J. W.
Goethe-Universit\"at, Frankfurt am Main, Germany, (b) Yale University, New
Haven, USA, (c) LBNL, Berkeley, USA, (d) Duke University, Durham, USA) | Distinguishing Hadronic Cascades from Hydrodynamic Models in Pb(160
AGeV)+Pb Reactions by Impact Parameter Variation | null | Phys.Rev. C59 (1999) 1844-1845 | 10.1103/PhysRevC.59.R1844 | null | hep-ph nucl-th | null | We propose to study the impact parameter dependence of the
anti-Lambda/anti-Proton ratio in Pb(160AGeV)+Pb reactions. The
anti-Lambda/anti-Proton ratio is a sensible tool to distinguish between
hadronic cascade models and hydrodynamical models, which incorporate a QGP
phase transition.
| [
{
"created": "Tue, 24 Nov 1998 17:23:24 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Bleicher",
"M.",
"",
"a"
],
[
"Reiter",
"M.",
"",
"a"
],
[
"Dumitru",
"A.",
"",
"b"
],
[
"Brachmann",
"J.",
"",
"a"
],
[
"Spieles",
"C.",
"",
"c"
],
[
"Bass",
"S. A.",
"",
"d"
],
[
"Stöcker... | We propose to study the impact parameter dependence of the anti-Lambda/anti-Proton ratio in Pb(160AGeV)+Pb reactions. The anti-Lambda/anti-Proton ratio is a sensible tool to distinguish between hadronic cascade models and hydrodynamical models, which incorporate a QGP phase transition. |
1602.03398 | Andreas Nyffeler | Andreas Nyffeler | On the precision of a data-driven estimate of hadronic light-by-light
scattering in the muon g-2: pseudoscalar-pole contribution | 50 pages, 21 figures, 8 tables | Phys. Rev. D 94, 053006 (2016) | 10.1103/PhysRevD.94.053006 | MITP/16-018 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The evaluation of the numerically dominant pseudoscalar-pole contribution to
hadronic light-by-light scattering in the muon g-2 involves the
pseudoscalar-photon transition form factor F_{P gamma^* gamma^*}(-Q_1^2,
-Q_2^2) with P = pi^0, eta, eta^\prime and, in general, two off-shell photons
with spacelike momenta Q_{... | [
{
"created": "Wed, 10 Feb 2016 15:05:45 GMT",
"version": "v1"
}
] | 2016-09-28 | [
[
"Nyffeler",
"Andreas",
""
]
] | The evaluation of the numerically dominant pseudoscalar-pole contribution to hadronic light-by-light scattering in the muon g-2 involves the pseudoscalar-photon transition form factor F_{P gamma^* gamma^*}(-Q_1^2, -Q_2^2) with P = pi^0, eta, eta^\prime and, in general, two off-shell photons with spacelike momenta Q_{1,... |
1106.0078 | Edmond Berger | Edmond L. Berger (Argonne) | Investigations of Double Parton Scattering: Example of $pp \rightarrow b
\bar{b} \rm{jet~jet} X$ | 6 pages, 4 figures. To be published in the Proceedings of the 46th
Rencontres de Moriond on QCD and High Energy Interactions, La Thuile, March
20 - 27, 2011 | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Signature kinematic variables and characteristic concentrations in phase
space of double parton scattering are discussed. These properties should allow
the double parton contribution to $pp \rightarrow b \bar{b} \rm {jet jet} X$ at
Large Hadron Collider energies to be distinguished from the usual single parton
scatte... | [
{
"created": "Wed, 1 Jun 2011 02:29:13 GMT",
"version": "v1"
}
] | 2011-06-02 | [
[
"Berger",
"Edmond L.",
"",
"Argonne"
]
] | Signature kinematic variables and characteristic concentrations in phase space of double parton scattering are discussed. These properties should allow the double parton contribution to $pp \rightarrow b \bar{b} \rm {jet jet} X$ at Large Hadron Collider energies to be distinguished from the usual single parton scatteri... |
hep-ph/9802229 | Marcelo Gleiser | Marcelo Gleiser | Two Lectures On Phase Mixing | 22 pages, LaTeX, 6 postscript figures. Invited lectures for ``Field
Theoretical Tools in Polymer and Particle Physics'', Wuppertal, June 17-19
1997 | null | null | DART-HEP-97/07 | hep-ph astro-ph cond-mat | null | The dynamics of phase transitions plays a crucial r\^ole in the so-called
interface between high energy particle physics and cosmology. Many of the
interesting results generated during the last fifteen years or so rely on
simplified assumptions concerning the complex mechanisms typical of
nonequilibrium field theorie... | [
{
"created": "Tue, 3 Feb 1998 14:27:21 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Gleiser",
"Marcelo",
""
]
] | The dynamics of phase transitions plays a crucial r\^ole in the so-called interface between high energy particle physics and cosmology. Many of the interesting results generated during the last fifteen years or so rely on simplified assumptions concerning the complex mechanisms typical of nonequilibrium field theories.... |
hep-ph/9612400 | Alon Faraggi | Alon E. Faraggi | R-parity violation in superstring derived models | 11 pages. Standard Latex. Final version to be published in Physics
Letters B. Updated references | Phys.Lett. B398 (1997) 95-99 | 10.1016/S0370-2693(97)00200-1 | UFIFT-HEP-96-31 | hep-ph hep-th | null | The ALEPH collaboration has recently reported a significant excess of
four-jet events at the LEP 1.5 and LEP 2. While not yet confirmed by the other
collaborations, it was recently proposed that this excess may be explained by
certain R-parity violating operators in supersymmetric models. R-parity
violating operators... | [
{
"created": "Wed, 18 Dec 1996 19:56:04 GMT",
"version": "v1"
},
{
"created": "Tue, 18 Feb 1997 17:53:28 GMT",
"version": "v2"
}
] | 2009-10-30 | [
[
"Faraggi",
"Alon E.",
""
]
] | The ALEPH collaboration has recently reported a significant excess of four-jet events at the LEP 1.5 and LEP 2. While not yet confirmed by the other collaborations, it was recently proposed that this excess may be explained by certain R-parity violating operators in supersymmetric models. R-parity violating operators i... |
1110.3640 | Hiroshi Okada | Kenji Hashimoto, Hiroshi Okada | Lepton Flavor Model and Decaying Dark Matter in The Binary Icosahedral
Group Symmetry | 29 pages, 4 tables, 1 figure | null | null | null | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a new flavor model that can simlutaneously well-describe the
indirect detection experiment of (decaying) dark matter in the cosmic-ray, with
the binary icosahedral group A'_5. We show not only that the A'_{5} symmetry
can derive quark and lepton masses and mixings consistently, but also that are
expected s... | [
{
"created": "Mon, 17 Oct 2011 11:33:50 GMT",
"version": "v1"
}
] | 2011-10-18 | [
[
"Hashimoto",
"Kenji",
""
],
[
"Okada",
"Hiroshi",
""
]
] | We propose a new flavor model that can simlutaneously well-describe the indirect detection experiment of (decaying) dark matter in the cosmic-ray, with the binary icosahedral group A'_5. We show not only that the A'_{5} symmetry can derive quark and lepton masses and mixings consistently, but also that are expected som... |
hep-ph/0612275 | Nezri | Laura Lopez Honorez, Emmanuel Nezri, Josep F. Oliver, Michel H.G.
Tytgat | The Inert Doublet Model: an Archetype for Dark Matter | 12 pages, 7 figures, references added and typos corrected | JCAP 0702:028,2007 | 10.1088/1475-7516/2007/02/028 | ULB-TH/06-27 | hep-ph astro-ph | null | The Inert Doublet Model (IDM), a two Higgs extension of the Standard Model
with an unbroken $Z_2$ symmetry, is a simple and yet rich model of dark matter.
We present a systematic analysis of the dark matter abundance and investigate
the potentialities for direct and gamma indirect detection. We show that the
model sh... | [
{
"created": "Thu, 21 Dec 2006 12:05:03 GMT",
"version": "v1"
},
{
"created": "Tue, 9 Jan 2007 16:37:27 GMT",
"version": "v2"
}
] | 2010-10-27 | [
[
"Honorez",
"Laura Lopez",
""
],
[
"Nezri",
"Emmanuel",
""
],
[
"Oliver",
"Josep F.",
""
],
[
"Tytgat",
"Michel H. G.",
""
]
] | The Inert Doublet Model (IDM), a two Higgs extension of the Standard Model with an unbroken $Z_2$ symmetry, is a simple and yet rich model of dark matter. We present a systematic analysis of the dark matter abundance and investigate the potentialities for direct and gamma indirect detection. We show that the model shou... |
hep-ph/9512218 | Werner Vogelsang | W. Vogelsang (Rutherford) | A Rederivation of the Spin-dependent Next-to-leading Order Splitting
Functions | 16 Pages, LaTeX, 2 figures as eps - files Eqs. (28),(29) in the
previous version contained errors and have been corrected | Phys.Rev.D54:2023-2029,1996 | 10.1103/PhysRevD.54.2023 | RAL-TR-95-071 | hep-ph | null | We perform a new calculation of the polarized next-to-leading order splitting
functions, using the method developed by Curci, Furmanski and Petronzio. We
confirm the results of the recent calculation by Mertig and van Neerven.
| [
{
"created": "Sun, 3 Dec 1995 18:06:22 GMT",
"version": "v1"
},
{
"created": "Tue, 5 Dec 1995 13:18:40 GMT",
"version": "v2"
}
] | 2014-11-17 | [
[
"Vogelsang",
"W.",
"",
"Rutherford"
]
] | We perform a new calculation of the polarized next-to-leading order splitting functions, using the method developed by Curci, Furmanski and Petronzio. We confirm the results of the recent calculation by Mertig and van Neerven. |
2104.11735 | Austin Baty | Austin Baty, Parker Gardner, Wei Li | Novel observables for exploring QCD collective evolution and quantum
entanglement within individual jets | 14 pages, 12 figures. Updated to mirror version accepted by journal | Phys. Rev. C 107 (2023) 064908 | 10.1103/PhysRevC.107.064908 | null | hep-ph hep-ex nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We postulate that non-perturbative QCD effects occurring during parton
fragmentation can result in collective effects of a multi-parton system,
reminiscent of those observed in high-energy hadronic or nuclear interactions
with large final-state particle multiplicity. Proton-proton collisions at the
Large Hadron Colli... | [
{
"created": "Fri, 23 Apr 2021 17:35:10 GMT",
"version": "v1"
},
{
"created": "Fri, 23 Jun 2023 17:27:58 GMT",
"version": "v2"
}
] | 2023-06-26 | [
[
"Baty",
"Austin",
""
],
[
"Gardner",
"Parker",
""
],
[
"Li",
"Wei",
""
]
] | We postulate that non-perturbative QCD effects occurring during parton fragmentation can result in collective effects of a multi-parton system, reminiscent of those observed in high-energy hadronic or nuclear interactions with large final-state particle multiplicity. Proton-proton collisions at the Large Hadron Collide... |
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