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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1906.11800 | Francesco Giovanni Celiberto | Andr\`ee Dafne Bolognino, Francesco Giovanni Celiberto, Dmitry Yu.
Ivanov, Mohammed M.A. Mohammed, Alessandro Papa | High-energy effects in forward inclusive dijet and hadron-jet production | 6 pages, 2 figures; contribution to the proceedings of the XXVII
International Workshop on Deep Inelastic Scattering and Related Subjects
(DIS2019), Torino, Italy, 8-12 April, 2019; to appear on Proceedings of
Science | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Pursuing the goal to single out the validity region of the high-energy
resummation, better known as BFKL approach, and to possibly disentangle BFKL
effects from the ones coming from a DGLAP-inspired, fixed-order description,
new predictions for the forward inclusive hadron-jet production, tailored on
the CMS and CAST... | [
{
"created": "Thu, 27 Jun 2019 17:14:53 GMT",
"version": "v1"
}
] | 2019-06-28 | [
[
"Bolognino",
"Andrèe Dafne",
""
],
[
"Celiberto",
"Francesco Giovanni",
""
],
[
"Ivanov",
"Dmitry Yu.",
""
],
[
"Mohammed",
"Mohammed M. A.",
""
],
[
"Papa",
"Alessandro",
""
]
] | Pursuing the goal to single out the validity region of the high-energy resummation, better known as BFKL approach, and to possibly disentangle BFKL effects from the ones coming from a DGLAP-inspired, fixed-order description, new predictions for the forward inclusive hadron-jet production, tailored on the CMS and CASTOR... |
2402.18870 | Vinod Chandra | Vinod Chandra and Santosh K. Das | B-mesons as essential probes of hot QCD matter | 17 Pages, 3 Figures, Invited Review for The European Physical Journal
Special Topics | Eur. Phys. J. Spec. Top. (2024) | 10.1140/epjs/s11734-024-01123-4 | null | hep-ph nucl-th | http://creativecommons.org/licenses/by/4.0/ | This article elucidates the pivotal role of b-mesons and bottomonium states
in exploring the existence and properties of hot QCD matter (commonly known as
quark-gluon-plasma (QGP) produced within the crucible heavy-ion collision
experiments). Owing to the complex and confounding nature of strong interaction
force the... | [
{
"created": "Thu, 29 Feb 2024 05:39:33 GMT",
"version": "v1"
}
] | 2024-03-01 | [
[
"Chandra",
"Vinod",
""
],
[
"Das",
"Santosh K.",
""
]
] | This article elucidates the pivotal role of b-mesons and bottomonium states in exploring the existence and properties of hot QCD matter (commonly known as quark-gluon-plasma (QGP) produced within the crucible heavy-ion collision experiments). Owing to the complex and confounding nature of strong interaction force the d... |
2309.07840 | Vishvas Pandey | V. Pandey | Recent Progress in Low Energy Neutrino Scattering Physics and Its
Implications for the Standard and Beyond the Standard Model Physics | Invited review article for the Progress in Particle and Nuclear
Physics. Published version. 58 pages, 11 figures, 5 tables | Prog. Part. Nucl. Phys. 134, 104078 (2024) | 10.1016/j.ppnp.2023.104078 | FERMILAB-PUB-23-245-ND | hep-ph hep-ex nucl-ex nucl-th | http://creativecommons.org/licenses/by/4.0/ | Neutrinos continue to provide a testing ground for the structure of the
standard model of particle physics as well as hints towards the physics beyond
the standard model. Neutrinos of energies spanning over several orders of
magnitude, originating in many terrestrial and astrophysical processes, have
been detected vi... | [
{
"created": "Thu, 14 Sep 2023 16:36:36 GMT",
"version": "v1"
}
] | 2023-12-19 | [
[
"Pandey",
"V.",
""
]
] | Neutrinos continue to provide a testing ground for the structure of the standard model of particle physics as well as hints towards the physics beyond the standard model. Neutrinos of energies spanning over several orders of magnitude, originating in many terrestrial and astrophysical processes, have been detected via ... |
0807.3775 | Hitoshi Murayama | Hitoshi Murayama | Looking up at seesaw and GUT scales from TeV | Proceedings of "Grand Unified Theories: Current Status and Future
Prospects: An International Workshop", Kusatsu, Shiga, Japan, 17-19 December
2007 | AIP Conference Proceedings, High Energy Physics, Vol. 1015, 2008 | 10.1063/1.2939052 | IPMU08-0018 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this talk, I discuss how we may approach physics at the seesaw- and
GUT-scales using data from the TeV scale. Even though we cannot hope to
directly reach these energy scales using particle accelerators, we may get
convinced of grand unification and seesaw mechanism based on experimental data
if Nature is kind to ... | [
{
"created": "Thu, 24 Jul 2008 01:27:45 GMT",
"version": "v1"
}
] | 2009-11-13 | [
[
"Murayama",
"Hitoshi",
""
]
] | In this talk, I discuss how we may approach physics at the seesaw- and GUT-scales using data from the TeV scale. Even though we cannot hope to directly reach these energy scales using particle accelerators, we may get convinced of grand unification and seesaw mechanism based on experimental data if Nature is kind to us... |
hep-ph/0602027 | Shrihari Gopalakrishna | Shrihari Gopalakrishna, Andre de Gouvea, Werner Porod | Right-handed Sneutrinos as Nonthermal Dark Matter | 17 pages v.2: References added | JCAP 0605 (2006) 005 | 10.1088/1475-7516/2006/05/005 | IFIC/06-01, NUHEP-TH/06-01 | hep-ph astro-ph | null | When the minimal supersymmetric standard model is augmented by three
right-handed neutrino superfields, one generically predicts that the neutrinos
acquire Majorana masses. We postulate that all supersymmetry (SUSY) breaking
masses as well as the Majorana masses of the right-handed neutrinos are around
the electrowea... | [
{
"created": "Thu, 2 Feb 2006 20:53:04 GMT",
"version": "v1"
},
{
"created": "Wed, 15 Feb 2006 00:45:52 GMT",
"version": "v2"
}
] | 2009-11-11 | [
[
"Gopalakrishna",
"Shrihari",
""
],
[
"de Gouvea",
"Andre",
""
],
[
"Porod",
"Werner",
""
]
] | When the minimal supersymmetric standard model is augmented by three right-handed neutrino superfields, one generically predicts that the neutrinos acquire Majorana masses. We postulate that all supersymmetry (SUSY) breaking masses as well as the Majorana masses of the right-handed neutrinos are around the electroweak ... |
1512.08221 | Hyung Do Kim | Dongjin Chway, Radovan Dermisek, Tae Hyun Jung, Hyung Do Kim | Glue to light signal of a new particle | 5 pages, 8 figures, resummation of gluon exchanges near the threshold
and discussion added | Phys. Rev. Lett. 117, 061801 (2016) | 10.1103/PhysRevLett.117.061801 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Any new particle charged under $SU(3)_C$ and carrying electric charge will
leave an imprint in the di-photon invariant mass spectrum as it can mediate $gg
\to \gamma \gamma$ process through loops. The combination of properties of loop
functions, threshold resummation and gluon pdfs can result in a peak-like
feature i... | [
{
"created": "Sun, 27 Dec 2015 13:55:02 GMT",
"version": "v1"
},
{
"created": "Sun, 1 May 2016 14:28:27 GMT",
"version": "v2"
}
] | 2016-08-10 | [
[
"Chway",
"Dongjin",
""
],
[
"Dermisek",
"Radovan",
""
],
[
"Jung",
"Tae Hyun",
""
],
[
"Kim",
"Hyung Do",
""
]
] | Any new particle charged under $SU(3)_C$ and carrying electric charge will leave an imprint in the di-photon invariant mass spectrum as it can mediate $gg \to \gamma \gamma$ process through loops. The combination of properties of loop functions, threshold resummation and gluon pdfs can result in a peak-like feature in ... |
hep-ph/9908391 | Bogdan A. Dobrescu | Bogdan A. Dobrescu | Minimal Composite Higgs Model with Light Bosons | 33 pages, latex. Corrections in eqs. 3.21, 3.23, 4.1, 4.5-10. One
figure added | Phys.Rev. D63 (2001) 015004 | 10.1103/PhysRevD.63.015004 | FERMILAB-PUB-99-234-T | hep-ph | null | We analyze a composite Higgs model with the minimal content that allows a
light Standard-Model-like Higgs boson, potentially just above the current LEP
limit. The Higgs boson is a bound state made up of the top quark and a heavy
vector-like quark. The model predicts that only one other bound state may be
lighter than... | [
{
"created": "Tue, 17 Aug 1999 22:54:33 GMT",
"version": "v1"
},
{
"created": "Wed, 15 Sep 1999 21:08:34 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Dobrescu",
"Bogdan A.",
""
]
] | We analyze a composite Higgs model with the minimal content that allows a light Standard-Model-like Higgs boson, potentially just above the current LEP limit. The Higgs boson is a bound state made up of the top quark and a heavy vector-like quark. The model predicts that only one other bound state may be lighter than t... |
0911.3694 | Xiang Liu | Xiang Liu, Zhi-Gang Luo and Zhi-Feng Sun | X(3915) and X(4350) as new members in P-wave charmonium family | 4 pages, 2 figures, 2 tables. More references and discussions added,
typos corrected. Accepted for publication in Phys. Rev. Lett. | Phys.Rev.Lett.104:122001,2010 | 10.1103/PhysRevLett.104.122001 | null | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The analysis of the mass spectrum and the calculation of the strong decay of
P-wave charmonium states strongly support to explain the newly observed X(3915)
and X(4350) as new members in P-wave charmonium family, i.e.,
$\chi_{c0}^\prime$ for X(3915) and $\chi_{c2}^{\prime\prime}$ for X(4350).
Under the P-wave charmon... | [
{
"created": "Thu, 19 Nov 2009 13:52:52 GMT",
"version": "v1"
},
{
"created": "Sun, 3 Jan 2010 07:52:57 GMT",
"version": "v2"
},
{
"created": "Sat, 6 Mar 2010 08:27:02 GMT",
"version": "v3"
}
] | 2010-04-06 | [
[
"Liu",
"Xiang",
""
],
[
"Luo",
"Zhi-Gang",
""
],
[
"Sun",
"Zhi-Feng",
""
]
] | The analysis of the mass spectrum and the calculation of the strong decay of P-wave charmonium states strongly support to explain the newly observed X(3915) and X(4350) as new members in P-wave charmonium family, i.e., $\chi_{c0}^\prime$ for X(3915) and $\chi_{c2}^{\prime\prime}$ for X(4350). Under the P-wave charmoniu... |
hep-ph/0008328 | Shinji Tsujikawa | Bruce A. Bassett (Portsmouth), Shinji Tsujikawa (Waseda) | Inflationary preheating and primordial black holes | 7 pages, 6 figures. Fig 6 is added to show the weak dependence of the
mass variance on the initial condition | Phys.Rev. D63 (2001) 123503 | 10.1103/PhysRevD.63.123503 | RCG-00/27, WUAP-00/22 | hep-ph astro-ph gr-qc hep-th | null | Preheating after inflation may over-produce primordial black holes (PBH's) in
many regions of parameter space. As an example we study two-field models with a
massless self-interacting inflaton, taking into account second order field and
metric backreaction effects as spatial averages. We find that a complex quilt
of ... | [
{
"created": "Thu, 31 Aug 2000 09:09:09 GMT",
"version": "v1"
},
{
"created": "Thu, 11 Jan 2001 04:28:30 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Bassett",
"Bruce A.",
"",
"Portsmouth"
],
[
"Tsujikawa",
"Shinji",
"",
"Waseda"
]
] | Preheating after inflation may over-produce primordial black holes (PBH's) in many regions of parameter space. As an example we study two-field models with a massless self-interacting inflaton, taking into account second order field and metric backreaction effects as spatial averages. We find that a complex quilt of pa... |
1708.02047 | Kimberley Keri Vos | Rebecca Klein, Thomas Mannel, Javier Virto and K. Keri Vos | CP Violation in Multibody $B$ Decays from QCD Factorization | 17 pages, 6 figures, added references | JHEP 10, 117 (2017) | 10.1007/JHEP10(2017)117 | SI-HEP-2017-15, QFET-2017-13, MIT-CTP-4926, NIOBE-2017-03,
TUM-1095/17 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We test a data-driven approach based on QCD factorization for charmless
three-body $B$-decays by confronting it to measurements of CP violation in $B^-
\to \pi^- \pi^+ \pi^-$. While some of the needed non-perturbative objects can
be directly extracted from data, some others can, so far, only be modelled.
Although thi... | [
{
"created": "Mon, 7 Aug 2017 09:14:33 GMT",
"version": "v1"
},
{
"created": "Fri, 20 Oct 2017 13:57:35 GMT",
"version": "v2"
}
] | 2017-10-23 | [
[
"Klein",
"Rebecca",
""
],
[
"Mannel",
"Thomas",
""
],
[
"Virto",
"Javier",
""
],
[
"Vos",
"K. Keri",
""
]
] | We test a data-driven approach based on QCD factorization for charmless three-body $B$-decays by confronting it to measurements of CP violation in $B^- \to \pi^- \pi^+ \pi^-$. While some of the needed non-perturbative objects can be directly extracted from data, some others can, so far, only be modelled. Although this ... |
hep-ph/0509312 | Leonard Gamberg | Leonard P. Gamberg and Gary R. Goldstein | Transversity Properties of Quarks and Hadrons in SIDIS and Drell-Yan | 4 pages, 8 figures. To appear in the proceedings of the XIII
International Workshop on Deep Inelastic Scattering (DIS 2005, Madison) | null | 10.1063/1.2122192 | null | hep-ph | null | We consider the leading twist $T$-odd contributions as the dominant source of
the azimuthal and transverse single spin asymmetries in SIDIS and dilepton
production in Drell-Yan Scattering. These asymmetries contain information on
the distribution of quark transverse spin in (un)polarized protons. In the
spectator fra... | [
{
"created": "Tue, 27 Sep 2005 18:18:30 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Gamberg",
"Leonard P.",
""
],
[
"Goldstein",
"Gary R.",
""
]
] | We consider the leading twist $T$-odd contributions as the dominant source of the azimuthal and transverse single spin asymmetries in SIDIS and dilepton production in Drell-Yan Scattering. These asymmetries contain information on the distribution of quark transverse spin in (un)polarized protons. In the spectator frame... |
2406.08143 | Cornelis J.G. Mommers | Cornelis J.G. Mommers, Marc Vanderhaeghen | Constraining the axial-vector X17 interpretation with ${}^{12}$C data | 1 figure | null | null | null | hep-ph nucl-th | http://creativecommons.org/licenses/by/4.0/ | Recent findings of an unexpected, narrow resonance in the $e^+e^-$ decay
spectra of excited states of $^8$Be, $^4$He and $^{12}$C by the ATOMKI
collaboration have received considerable experimental and theoretical
attention, whereby a new, 17-MeV vector-like or axial-vector-like boson termed
X17 was conjectured as an... | [
{
"created": "Wed, 12 Jun 2024 12:34:44 GMT",
"version": "v1"
}
] | 2024-06-13 | [
[
"Mommers",
"Cornelis J. G.",
""
],
[
"Vanderhaeghen",
"Marc",
""
]
] | Recent findings of an unexpected, narrow resonance in the $e^+e^-$ decay spectra of excited states of $^8$Be, $^4$He and $^{12}$C by the ATOMKI collaboration have received considerable experimental and theoretical attention, whereby a new, 17-MeV vector-like or axial-vector-like boson termed X17 was conjectured as an e... |
hep-ph/9809350 | null | Ignazio Scimemi | NLO corrections to Delta F=2 effective Hamiltonians and SUSY
contribution to FCNC | 4 pages. Talk given at International Euroconference on Quantum
Chromodynamics (QCD98), Montpellier, France, 2-8 july 1998. Submitted to
Nucl. Phys. B (Proc. Suppl.) | Nucl.Phys.Proc.Suppl.74:243-246,1999 | 10.1016/S0920-5632(99)00172-3 | null | hep-ph | null | The most general QCD-NLO Anomalous-Dimension Matrix of all four-fermion
dimension six Delta F=2 operators is presented. Two applications of this
Anomalous-Dimension Matrix to the study of SUSY contribution to K- Kbar mixing
are also discussed.
| [
{
"created": "Sat, 12 Sep 1998 13:31:06 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Scimemi",
"Ignazio",
""
]
] | The most general QCD-NLO Anomalous-Dimension Matrix of all four-fermion dimension six Delta F=2 operators is presented. Two applications of this Anomalous-Dimension Matrix to the study of SUSY contribution to K- Kbar mixing are also discussed. |
1402.3087 | Tai Li | Tai Li and Yu-Feng Zhou | Strongly first order phase transition in the singlet fermionic dark
matter model after LUX | 37 pages, 9 figures; v4: the version accepted by JHEP | null | 10.1007/JHEP07(2014)006 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate an extension of the standard model (SM) with a singlet
fermionic dark matter (DM) particle which interacts with the SM sector through
a real singlet scalar. The presence of a new scalar provides the possibility of
generating a strongly first order phase transition needed for electroweak
baryogenesis. T... | [
{
"created": "Thu, 13 Feb 2014 11:02:35 GMT",
"version": "v1"
},
{
"created": "Mon, 17 Feb 2014 14:06:15 GMT",
"version": "v2"
},
{
"created": "Mon, 23 Jun 2014 09:22:30 GMT",
"version": "v3"
},
{
"created": "Tue, 24 Jun 2014 11:46:54 GMT",
"version": "v4"
}
] | 2015-06-18 | [
[
"Li",
"Tai",
""
],
[
"Zhou",
"Yu-Feng",
""
]
] | We investigate an extension of the standard model (SM) with a singlet fermionic dark matter (DM) particle which interacts with the SM sector through a real singlet scalar. The presence of a new scalar provides the possibility of generating a strongly first order phase transition needed for electroweak baryogenesis. Tak... |
1108.0890 | Feng Feng | Juan Zhang, Hairong Dong, and Feng Feng | Exclusive decay of P-wave Bottomonium into double J/\psi | 16 pages, 2 figures, published version. arXiv admin note: text
overlap with arXiv:0912.5498 and arXiv:hep-ph/0611130v2 | null | 10.1103/PhysRevD.84.094031 | Phys. Rev. D 84, 094031 (2011) | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the order-v^2 relativistic correction of J/\psi, including
electromagnetic correction, to \chi_{bJ}-> J/\psi J/\psi, in the framework of
NRQCD factorization formula. The relativistic order-v^2 effect is found to
increase the lower-order prediction for the decay width by about 10%, while the
electromagnet... | [
{
"created": "Wed, 3 Aug 2011 16:47:00 GMT",
"version": "v1"
},
{
"created": "Fri, 5 Aug 2011 16:52:46 GMT",
"version": "v2"
},
{
"created": "Mon, 8 Aug 2011 14:27:03 GMT",
"version": "v3"
},
{
"created": "Wed, 30 Nov 2011 11:33:05 GMT",
"version": "v4"
}
] | 2012-04-01 | [
[
"Zhang",
"Juan",
""
],
[
"Dong",
"Hairong",
""
],
[
"Feng",
"Feng",
""
]
] | We calculate the order-v^2 relativistic correction of J/\psi, including electromagnetic correction, to \chi_{bJ}-> J/\psi J/\psi, in the framework of NRQCD factorization formula. The relativistic order-v^2 effect is found to increase the lower-order prediction for the decay width by about 10%, while the electromagnetis... |
hep-ph/0301199 | Juergen Wentz | J. Wentz, I.M. Brancus, A. Bercuci, D. Heck, J. Oehlschl\"ager, H.
Rebel, B. Vulpescu | Simulation of Atmospheric Muon and Neutrino Fluxes with CORSIKA | revtex, 19 pages, 19 Postscript figures, submitted to Phys. Rev. D | Phys.Rev. D67 (2003) 073020 | 10.1103/PhysRevD.67.073020 | null | hep-ph | null | The fluxes of atmospheric muons and neutrinos are calculated by a three
dimensional Monte Carlo simulation with the air shower code CORSIKA using the
hadronic interaction models DPMJET, VENUS, GHEISHA, and UrQMD. For the
simulation of low energy primary particles the original CORSIKA has been
extended by a parametriz... | [
{
"created": "Thu, 23 Jan 2003 12:36:35 GMT",
"version": "v1"
},
{
"created": "Mon, 3 Feb 2003 15:57:04 GMT",
"version": "v2"
}
] | 2016-08-16 | [
[
"Wentz",
"J.",
""
],
[
"Brancus",
"I. M.",
""
],
[
"Bercuci",
"A.",
""
],
[
"Heck",
"D.",
""
],
[
"Oehlschläger",
"J.",
""
],
[
"Rebel",
"H.",
""
],
[
"Vulpescu",
"B.",
""
]
] | The fluxes of atmospheric muons and neutrinos are calculated by a three dimensional Monte Carlo simulation with the air shower code CORSIKA using the hadronic interaction models DPMJET, VENUS, GHEISHA, and UrQMD. For the simulation of low energy primary particles the original CORSIKA has been extended by a parametrizat... |
hep-ph/0210303 | Mark Strikman | L. Frankfurt (TAU), M. Strikman (PSU), M. Zhalov (PNPI) | Predictions of the Generalized Glauber Model for the coherent
$\rho$-production at RHIC and the STAR data | a typo after Eq.6 is corrected | Phys.Rev.C67:034901,2003 | 10.1103/PhysRevC.67.034901 | null | hep-ph nucl-ex nucl-th | null | We calculate the rapidity distribution and the total cross section of
coherent and incoherent $\rho$-production in the heavy ion ultraperipheral
collisions (UPC) at $\surd s_{NN}=130$ GeV using the generalized vector
dominance model(GVDM) and the Gribov- Glauber approach. We find the coherent
cross section of $\rho $... | [
{
"created": "Wed, 23 Oct 2002 13:05:36 GMT",
"version": "v1"
},
{
"created": "Thu, 24 Oct 2002 15:07:50 GMT",
"version": "v2"
},
{
"created": "Tue, 10 Dec 2002 18:47:06 GMT",
"version": "v3"
}
] | 2011-07-19 | [
[
"Frankfurt",
"L.",
"",
"TAU"
],
[
"Strikman",
"M.",
"",
"PSU"
],
[
"Zhalov",
"M.",
"",
"PNPI"
]
] | We calculate the rapidity distribution and the total cross section of coherent and incoherent $\rho$-production in the heavy ion ultraperipheral collisions (UPC) at $\surd s_{NN}=130$ GeV using the generalized vector dominance model(GVDM) and the Gribov- Glauber approach. We find the coherent cross section of $\rho $-p... |
1008.0917 | Stefan Groote | S. Groote, H. Liivat, I. Ots | Symmetries and similarities for spin orientation parameters in e^+ e^-
-> ZH, Z\gamma, ZZ at SM thresholds | 16 pages, 3 figures, published version | Nucl.Phys.B843:213-222,2010 | 10.1016/j.nuclphysb.2010.10.002 | MZ-TH/10-29 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the spin orentation of the final Z bosons for the processes in
the Standard Model. We demonstrate that at the threshold energies of these
processes the analytical expressions for the Z boson polarization vectors and
alignment tensors coincide (e^+ e^- -> ZH, Z\gamma) or are very similar (e^+
e^- -> ZZ). I... | [
{
"created": "Thu, 5 Aug 2010 06:27:03 GMT",
"version": "v1"
},
{
"created": "Thu, 28 Oct 2010 07:05:30 GMT",
"version": "v2"
}
] | 2011-03-28 | [
[
"Groote",
"S.",
""
],
[
"Liivat",
"H.",
""
],
[
"Ots",
"I.",
""
]
] | We consider the spin orentation of the final Z bosons for the processes in the Standard Model. We demonstrate that at the threshold energies of these processes the analytical expressions for the Z boson polarization vectors and alignment tensors coincide (e^+ e^- -> ZH, Z\gamma) or are very similar (e^+ e^- -> ZZ). In ... |
1212.1304 | Victor Chernyak | Victor L. Chernyak | Hard two photon processes \gamma\gamma --> M_2 M_1 in QCD | 19 pages, 22 figures, talk given at the Taipei International Workshop
"QCD in two photon processes", 2 - 4 October 2012, Taipei, Taiwan | null | null | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/3.0/ | A short review of leading term QCD predictions vs those of the handbag model
for large angle cross sections \gamma\gamma --> P_2 P_1 (P is the pseudoscalar
meson \pi^{\pm,o}, K^{\pm,o}, \eta), and for \gamma\gamma --> V_2 V_1 (V is the
neutral vector meson \rho^o, \omega, \phi), in comparison with Belle
Collaboration... | [
{
"created": "Thu, 6 Dec 2012 12:05:42 GMT",
"version": "v1"
}
] | 2012-12-07 | [
[
"Chernyak",
"Victor L.",
""
]
] | A short review of leading term QCD predictions vs those of the handbag model for large angle cross sections \gamma\gamma --> P_2 P_1 (P is the pseudoscalar meson \pi^{\pm,o}, K^{\pm,o}, \eta), and for \gamma\gamma --> V_2 V_1 (V is the neutral vector meson \rho^o, \omega, \phi), in comparison with Belle Collaboration m... |
2203.00702 | Julian Heeck | Julian Heeck, Robert Szafron, Yuichi Uesaka | Isotope dependence of muon-to-electron conversion | 13 pages, matches NPB version; table included as ancillary file | Nucl. Phys. B 980 (2022) 115833 | 10.1016/j.nuclphysb.2022.115833 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The lepton-flavor-violating conversion of a muon into an electron in the
field of a nucleus is one of the most sensitive probes of physics beyond the
Standard Model and the experiments Mu2e, COMET, and DeeMe will explore
uncharted terrain in the near future. An observation of this $\mu^-\to e^-$
conversion process op... | [
{
"created": "Tue, 1 Mar 2022 19:00:08 GMT",
"version": "v1"
},
{
"created": "Mon, 16 May 2022 19:26:36 GMT",
"version": "v2"
}
] | 2022-05-18 | [
[
"Heeck",
"Julian",
""
],
[
"Szafron",
"Robert",
""
],
[
"Uesaka",
"Yuichi",
""
]
] | The lepton-flavor-violating conversion of a muon into an electron in the field of a nucleus is one of the most sensitive probes of physics beyond the Standard Model and the experiments Mu2e, COMET, and DeeMe will explore uncharted terrain in the near future. An observation of this $\mu^-\to e^-$ conversion process open... |
1605.07164 | Le Tho Hue | K. H. Phan, H.T. Hung, L.T. Hue | One loop contributions to neutral Higgs decay h-->mu tau | Improved version accepted by PTEP. New discussions and references are
added | Prog. Theor. Exp. Phys. (2016) 113B03 | 10.1093/ptep/ptw158 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In calculating one-loop contributions to amplitudes of the lepton-flavor
violating decays of the neutral Higgses (LFVHD) to different flavor charged
leptons, the analytic expressions can be written in term of Passarino-Veltman
functions. Then, they can be computed numerically by Looptools [1]. Another
approach is usi... | [
{
"created": "Mon, 23 May 2016 19:56:07 GMT",
"version": "v1"
},
{
"created": "Thu, 27 Oct 2016 03:37:12 GMT",
"version": "v2"
}
] | 2016-11-17 | [
[
"Phan",
"K. H.",
""
],
[
"Hung",
"H. T.",
""
],
[
"Hue",
"L. T.",
""
]
] | In calculating one-loop contributions to amplitudes of the lepton-flavor violating decays of the neutral Higgses (LFVHD) to different flavor charged leptons, the analytic expressions can be written in term of Passarino-Veltman functions. Then, they can be computed numerically by Looptools [1]. Another approach is using... |
1909.04994 | Xun Chen Mr | Yan-Qing Zhao, Zhou-Run Zhu and Xun Chen | The effect of gluon condensate on imaginary potential and thermal width
from holography | 6 pages, 6 figures | null | 10.1140/epja/s10050-020-00072-5 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | By the use of the gauge/gravity duality, we calculate the imaginary part of
heavy quarkonium potential and thermal width with the effect of gluon
condensate which is absent in AdS$_{5}$ background. Our results show that the
dropping gluon condensate reduces the absolute value of imaginary potential and
therefore decr... | [
{
"created": "Wed, 11 Sep 2019 12:05:00 GMT",
"version": "v1"
},
{
"created": "Sat, 2 Nov 2019 10:09:25 GMT",
"version": "v2"
},
{
"created": "Tue, 10 Mar 2020 02:30:41 GMT",
"version": "v3"
}
] | 2020-03-18 | [
[
"Zhao",
"Yan-Qing",
""
],
[
"Zhu",
"Zhou-Run",
""
],
[
"Chen",
"Xun",
""
]
] | By the use of the gauge/gravity duality, we calculate the imaginary part of heavy quarkonium potential and thermal width with the effect of gluon condensate which is absent in AdS$_{5}$ background. Our results show that the dropping gluon condensate reduces the absolute value of imaginary potential and therefore decrea... |
0903.4409 | James Gainer | R. C. Cotta, J. S. Gainer, J. L. Hewett, T. G. Rizzo | Dark Matter in the MSSM | 27 pages, 19 figs; Journal version in NJP issue "Focus on Dark Matter
and Particle Physics". Previous version had 26 pages, 19 figures. Text and
some figures have been updated | New J.Phys.11:105026,2009 | 10.1088/1367-2630/11/10/105026 | SLAC-PUB-13562 | hep-ph astro-ph.CO hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have recently examined a large number of points in the parameter space of
the phenomenological MSSM, the 19-dimensional parameter space of the
CP-conserving MSSM with Minimal Flavor Violation. We determined whether each of
these points satisfied existing experimental and theoretical constraints. This
analysis prov... | [
{
"created": "Wed, 25 Mar 2009 17:53:06 GMT",
"version": "v1"
},
{
"created": "Sat, 24 Oct 2009 02:01:28 GMT",
"version": "v2"
}
] | 2014-11-18 | [
[
"Cotta",
"R. C.",
""
],
[
"Gainer",
"J. S.",
""
],
[
"Hewett",
"J. L.",
""
],
[
"Rizzo",
"T. G.",
""
]
] | We have recently examined a large number of points in the parameter space of the phenomenological MSSM, the 19-dimensional parameter space of the CP-conserving MSSM with Minimal Flavor Violation. We determined whether each of these points satisfied existing experimental and theoretical constraints. This analysis provid... |
1810.00016 | Mikhail Mikhasenko | JPAC Collaboration: M.Mikhasenko, A.Pilloni, M.Albaladejo,
C.Fernandez-Ramirez, A.Jackura, V.Mathieu, J.Nys, A.Rodas, B.Ketzer,
A.P.Szczepaniak | Pole position of the $a_1(1260)$ from $\tau$-decay | 20 pages, 22 figures | Phys. Rev. D 98, 096021 (2018) | 10.1103/PhysRevD.98.096021 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We perform an analysis of the three-pion system with quantum numbers
$J^{PC}=1^{++}$ produced in the weak decay of $\tau$ leptons. The interaction
is known to be dominated by the axial meson $a_1(1260)$. We build a model based
on approximate three-body unitarity and fix the free parameters by fitting it
to the ALEPH ... | [
{
"created": "Fri, 28 Sep 2018 18:01:15 GMT",
"version": "v1"
},
{
"created": "Thu, 10 Jan 2019 09:18:13 GMT",
"version": "v2"
}
] | 2019-01-11 | [
[
"JPAC Collaboration",
"",
""
],
[
"Mikhasenko",
"M.",
""
],
[
"Pilloni",
"A.",
""
],
[
"Albaladejo",
"M.",
""
],
[
"Fernandez-Ramirez",
"C.",
""
],
[
"Jackura",
"A.",
""
],
[
"Mathieu",
"V.",
""
],
[
... | We perform an analysis of the three-pion system with quantum numbers $J^{PC}=1^{++}$ produced in the weak decay of $\tau$ leptons. The interaction is known to be dominated by the axial meson $a_1(1260)$. We build a model based on approximate three-body unitarity and fix the free parameters by fitting it to the ALEPH da... |
hep-ph/0211152 | David Rayner | V. Di Clemente, S. F. King and D. A. J. Rayner | Supersymmetric Higgs Bosons in a 5D Orbifold Model | 5 pages, 3 eps figures, ws-procs9x6.cls included. Based on a talk
given by V.D.C. at 1st International Conference on String Phenomenology,
Oxford, England, 6-11 Jul 2002 | null | null | SHEP 02-31 | hep-ph | null | We analyze the phenomenology of the Higgs sector in a 5D model compactified
on an $S_1/Z_2$ orbifold with a compactification scale $M_C \sim {\mathcal
O}(TeV)$ where supersymmetry breaking is localized on a brane at one of the
fixed points. We show that the conventional MSSM Higgs boson mass bounds in 4D
can be viola... | [
{
"created": "Mon, 11 Nov 2002 14:38:45 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Di Clemente",
"V.",
""
],
[
"King",
"S. F.",
""
],
[
"Rayner",
"D. A. J.",
""
]
] | We analyze the phenomenology of the Higgs sector in a 5D model compactified on an $S_1/Z_2$ orbifold with a compactification scale $M_C \sim {\mathcal O}(TeV)$ where supersymmetry breaking is localized on a brane at one of the fixed points. We show that the conventional MSSM Higgs boson mass bounds in 4D can be violate... |
1509.04164 | Junya Nakamura | Junya Nakamura | A simple merging algorithm for jet angular correlation studies | 15 pages, 2 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A tree level merging algorithm which guarantees the leading order (LO)
accuracy of angular correlations between jets is proposed and studied. The
algorithm is designed so that n-jet events are generated exclusively according
to the LO n-parton production cross section and each of the n-jet is close to
each of the n-p... | [
{
"created": "Mon, 14 Sep 2015 15:43:12 GMT",
"version": "v1"
}
] | 2015-09-15 | [
[
"Nakamura",
"Junya",
""
]
] | A tree level merging algorithm which guarantees the leading order (LO) accuracy of angular correlations between jets is proposed and studied. The algorithm is designed so that n-jet events are generated exclusively according to the LO n-parton production cross section and each of the n-jet is close to each of the n-par... |
hep-ph/9903421 | A. Khodjamirian | A. Khodjamirian, R. R\"uckl, S. Weinzierl, O.Yakovlev | Perturbative QCD Correction to the Light-Cone Sum Rule for the $B^*B\pi
$ and $D^*D\pi$ Couplings | 11 pages, 1 figure, Latex, epsfig | Phys.Lett. B457 (1999) 245-252 | 10.1016/S0370-2693(99)00518-3 | WUE-ITP-98-043 | hep-ph | null | The $B^*B\pi$ and $D^*D\pi$ couplings have previously been derived from a QCD
light-cone sum rule in leading order. Here, we describe the calculation of the
$O(\alpha_s)$ correction to the twist 2 term of this sum rule. The result is
used for a first next-to-leading order analysis. We obtain $g_{B^*B\pi}= 22\pm
7$ an... | [
{
"created": "Sat, 20 Mar 1999 20:44:24 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Khodjamirian",
"A.",
""
],
[
"Rückl",
"R.",
""
],
[
"Weinzierl",
"S.",
""
],
[
"Yakovlev",
"O.",
""
]
] | The $B^*B\pi$ and $D^*D\pi$ couplings have previously been derived from a QCD light-cone sum rule in leading order. Here, we describe the calculation of the $O(\alpha_s)$ correction to the twist 2 term of this sum rule. The result is used for a first next-to-leading order analysis. We obtain $g_{B^*B\pi}= 22\pm 7$ and ... |
hep-ph/0202013 | Subir Sarkar | Subir Sarkar (Oxford U.) | Ultra-high energy cosmic rays and new physics | 15 pages (LaTeX), 6 figures; Invited talk at COSMO-01 Workshop,
Rovaniemi, Finland, August 30-September 4, 2001; Changes: typos fixed,
references added | null | null | null | hep-ph astro-ph | null | Cosmic rays with energies beyond the Greisen-Zatsepin-Kuzmin `cutoff' at
$\sim 4 \times 10^{10}$ GeV pose a conundrum, the solution of which requires
either drastic revision of our astrophysical understanding, or new physics
beyond the Standard Model. Nucleons of such energies must originate within the
local superclu... | [
{
"created": "Sun, 3 Feb 2002 23:47:20 GMT",
"version": "v1"
},
{
"created": "Fri, 8 Feb 2002 16:09:32 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Sarkar",
"Subir",
"",
"Oxford U."
]
] | Cosmic rays with energies beyond the Greisen-Zatsepin-Kuzmin `cutoff' at $\sim 4 \times 10^{10}$ GeV pose a conundrum, the solution of which requires either drastic revision of our astrophysical understanding, or new physics beyond the Standard Model. Nucleons of such energies must originate within the local superclust... |
1904.08271 | Wei-Hong Liang | Sheng-Juan Jiang, S. Sakai, Wei-Hong Liang, E. Oset | The $\chi_{cJ}$ decay to $\phi K^* \bar K, \phi h_1(1380)$ testing the
nature of axial vector meson resonances | 11 pages, 3 figures; V2: version accepted for publication in Phys.
Lett. B | null | 10.1016/j.physletb.2019.134831 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We perform a theoretical study of the $\chi_{cJ} \to \phi K^* \bar K \to \phi
K\pi \bar K$ reaction taking into account the $K^* \bar K$ final state
interaction, which in the chiral unitary approach is responsible, together with
its coupled channels, for the formation of the low lying axial vector mesons,
in this cas... | [
{
"created": "Wed, 17 Apr 2019 13:43:30 GMT",
"version": "v1"
},
{
"created": "Wed, 7 Aug 2019 15:45:07 GMT",
"version": "v2"
}
] | 2019-08-14 | [
[
"Jiang",
"Sheng-Juan",
""
],
[
"Sakai",
"S.",
""
],
[
"Liang",
"Wei-Hong",
""
],
[
"Oset",
"E.",
""
]
] | We perform a theoretical study of the $\chi_{cJ} \to \phi K^* \bar K \to \phi K\pi \bar K$ reaction taking into account the $K^* \bar K$ final state interaction, which in the chiral unitary approach is responsible, together with its coupled channels, for the formation of the low lying axial vector mesons, in this case ... |
hep-ph/0209310 | Tai-Fu Feng | Tai-Fu Feng, Xue-Qian Li, Yan-An Luo | Neutrinoless Double Beta Decay in Supersymmetric Seesaw model | latex, 25 pages, include 5 figures, final version in Phys. Rev. D | Phys.Rev. D66 (2002) 056011 | 10.1103/PhysRevD.66.056011 | BIHEP-TH-2002-33 | hep-ph | null | Inspired by the recent HEIDELBERG-MOSCOW double beta decay experiment, we
discuss the neutrinoless double beta decay in the supersymmetric seesaw model.
Our numerical analysis indicates that we can naturally explain the data of the
observed neutrinoless double beta decay, as well as that of the solar and
atmospheric ... | [
{
"created": "Thu, 26 Sep 2002 02:24:23 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Feng",
"Tai-Fu",
""
],
[
"Li",
"Xue-Qian",
""
],
[
"Luo",
"Yan-An",
""
]
] | Inspired by the recent HEIDELBERG-MOSCOW double beta decay experiment, we discuss the neutrinoless double beta decay in the supersymmetric seesaw model. Our numerical analysis indicates that we can naturally explain the data of the observed neutrinoless double beta decay, as well as that of the solar and atmospheric ne... |
2206.01148 | Ziyan Yuwen | Shao-Jiang Wang, Zi-Yan Yuwen | The energy budget of cosmological first-order phase transitions beyond
the bag equation of state | 34 pages, 9 figures | JCAP10(2022)047 | 10.1088/1475-7516/2022/10/047 | null | hep-ph astro-ph.CO gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The stochastic gravitational-wave backgrounds (SGWBs) from the cosmological
first-order phase transitions (FOPTs) serve as a promising probe for the new
physics beyond the standard model of particle physics. When most of the bubble
walls collide with each other long after they had reached the terminal wall
velocity, ... | [
{
"created": "Thu, 2 Jun 2022 16:58:32 GMT",
"version": "v1"
},
{
"created": "Sat, 15 Oct 2022 10:54:10 GMT",
"version": "v2"
}
] | 2022-10-18 | [
[
"Wang",
"Shao-Jiang",
""
],
[
"Yuwen",
"Zi-Yan",
""
]
] | The stochastic gravitational-wave backgrounds (SGWBs) from the cosmological first-order phase transitions (FOPTs) serve as a promising probe for the new physics beyond the standard model of particle physics. When most of the bubble walls collide with each other long after they had reached the terminal wall velocity, th... |
1411.2843 | Max Zoller | Max F. Zoller | Standard Model beta-functions to three-loop order and vacuum stability | Contribution to the proceedings of the 42nd ITEP Winter School of
Physics, Moscow | null | null | TTP14-030, SFB/CPP-14-87 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Since the discovery of a Higgs particle the effective Higgs potential of the
Standard Model or extensions and the stability of the ground state
corresponding to its minimum at the electroweak scale have been subject to a
lot of investigation. The vacuum expectation value of the scalar SU(2) doublet
field in the Stand... | [
{
"created": "Tue, 11 Nov 2014 15:05:25 GMT",
"version": "v1"
}
] | 2014-11-12 | [
[
"Zoller",
"Max F.",
""
]
] | Since the discovery of a Higgs particle the effective Higgs potential of the Standard Model or extensions and the stability of the ground state corresponding to its minimum at the electroweak scale have been subject to a lot of investigation. The vacuum expectation value of the scalar SU(2) doublet field in the Standar... |
1911.03111 | Rafiqul Rahaman | Rafiqul Rahaman and Ritesh K. Singh | Unravelling the anomalous gauge boson couplings in $ZW^\pm$ production
at the LHC and the role of spin-$1$ polarizations | 32 pages, 13 figures and 6 tables | null | 10.1007/JHEP04(2020)075 | null | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the anomalous triple gauge boson couplings (aTGC) in $ZW^\pm$
production in $3l$ + missing $E_T$ channel at the LHC for $\sqrt{s}=13$ TeV. We
use cross sections, azimuthal asymmetry, forward-backward asymmetry, and
polarization asymmetries of $Z$ and reconstructed $W$ to estimate simultaneous
limits on the a... | [
{
"created": "Fri, 8 Nov 2019 08:01:28 GMT",
"version": "v1"
},
{
"created": "Wed, 15 Jul 2020 07:52:12 GMT",
"version": "v2"
}
] | 2020-07-16 | [
[
"Rahaman",
"Rafiqul",
""
],
[
"Singh",
"Ritesh K.",
""
]
] | We study the anomalous triple gauge boson couplings (aTGC) in $ZW^\pm$ production in $3l$ + missing $E_T$ channel at the LHC for $\sqrt{s}=13$ TeV. We use cross sections, azimuthal asymmetry, forward-backward asymmetry, and polarization asymmetries of $Z$ and reconstructed $W$ to estimate simultaneous limits on the ano... |
hep-ph/9605393 | Andreas Blumhofer | Andreas Blumhofer and Marcus Hutter | Family Structure from Periodic Solutions of an Improved Gap Equation | 19 pages, 8 figures | Nucl.Phys. B484 (1997) 80-96; Erratum-ibid. B494 (1997) 485 | 10.1016/S0550-3213(97)00228-9 | LMU-05/96 | hep-ph | null | Fermion mass models usually contain a horizontal symmetry and therefore fail
to predict the exponential mass spectrum of the Standard Model in a natural
way. In dynamical symmetry breaking there are different concepts to introduce a
fermion mass spectrum, which automatically has the desired hierarchy. In
constructing... | [
{
"created": "Fri, 24 May 1996 14:11:56 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Blumhofer",
"Andreas",
""
],
[
"Hutter",
"Marcus",
""
]
] | Fermion mass models usually contain a horizontal symmetry and therefore fail to predict the exponential mass spectrum of the Standard Model in a natural way. In dynamical symmetry breaking there are different concepts to introduce a fermion mass spectrum, which automatically has the desired hierarchy. In constructing a... |
0810.3889 | Chong Sheng Li | Jia Jun Zhang, Chong Sheng Li, Jun Gao, Hao Zhang, Zhao Li, C.-P. Yuan
and Tzu-Chiang Yuan | Next-to-leading order QCD corrections to the top quark decay via
model-independent FCNC couplings | 4 pages, 3 figures, minor changes, typos corrected | Phys.Rev.Lett.102:072001,2009 | 10.1103/PhysRevLett.102.072001 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | D0 and CDF collaborations at the Fermilab Tevatron have searched for
non-standard-model single top-quark production and set upper limits on the
anomalous top quark flavor-changing neutral current (FCNC) couplings
$\kappa^g_{tc}/\Lambda$ and $\kappa^g_{tu}/\Lambda$ using the measurement of
total cross section calculat... | [
{
"created": "Tue, 21 Oct 2008 18:10:05 GMT",
"version": "v1"
},
{
"created": "Wed, 22 Oct 2008 16:39:34 GMT",
"version": "v2"
},
{
"created": "Wed, 5 Nov 2008 10:25:07 GMT",
"version": "v3"
},
{
"created": "Sat, 3 Jan 2009 14:55:54 GMT",
"version": "v4"
}
] | 2009-02-27 | [
[
"Zhang",
"Jia Jun",
""
],
[
"Li",
"Chong Sheng",
""
],
[
"Gao",
"Jun",
""
],
[
"Zhang",
"Hao",
""
],
[
"Li",
"Zhao",
""
],
[
"Yuan",
"C. -P.",
""
],
[
"Yuan",
"Tzu-Chiang",
""
]
] | D0 and CDF collaborations at the Fermilab Tevatron have searched for non-standard-model single top-quark production and set upper limits on the anomalous top quark flavor-changing neutral current (FCNC) couplings $\kappa^g_{tc}/\Lambda$ and $\kappa^g_{tu}/\Lambda$ using the measurement of total cross section calculated... |
1308.1426 | Thomas J. Weiler | Thomas J. Weiler (Vanderbilt University) | Likely Dominance of WIMP Annihilation to Fermion Pair + W/Z | Talk presented at ICRC2013, July 2-9, Rio de Janeiro, Brazil; 4
pages, includes two paneled figures and two tables | null | null | null | hep-ph astro-ph.CO astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Arguably, the most popular candidate for Dark Matter (DM) is a massive,
stable, Majorana fermion. However, annihilation of Majorana DM to two fermions
features a helicity-suppressed s-wave rate. The process radiating a gauge boson
via electroweak (EW) and electromagnetic (EM) bremsstrahlung removes this
s-wave suppre... | [
{
"created": "Tue, 6 Aug 2013 21:37:53 GMT",
"version": "v1"
}
] | 2013-08-08 | [
[
"Weiler",
"Thomas J.",
"",
"Vanderbilt University"
]
] | Arguably, the most popular candidate for Dark Matter (DM) is a massive, stable, Majorana fermion. However, annihilation of Majorana DM to two fermions features a helicity-suppressed s-wave rate. The process radiating a gauge boson via electroweak (EW) and electromagnetic (EM) bremsstrahlung removes this s-wave suppress... |
0810.3899 | Vadim Guzey | V. Guzey (Jefferson Lab), T. Teckentrup (Ruhr U., Bochum) | On the mistake in the implementation of the minimal model of the dual
parameterization and resulting inability to describe the high-energy DVCS
data | 8 pages, 1 figure | Phys.Rev.D79:017501,2009 | 10.1103/PhysRevD.79.017501 | JLAB-THY-08-897 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We correct the mistaken claim made in \cite{Guzey:2005ec,Guzey:2006xi} that
the minimal model of the dual parameterization of nucleon generalized parton
distributions (GPDs) gives a good, essentially model-independent description of
high-energy data on deeply virtual Compton scattering (DVCS). In the
implementation o... | [
{
"created": "Tue, 21 Oct 2008 18:55:33 GMT",
"version": "v1"
}
] | 2009-01-16 | [
[
"Guzey",
"V.",
"",
"Jefferson Lab"
],
[
"Teckentrup",
"T.",
"",
"Ruhr U., Bochum"
]
] | We correct the mistaken claim made in \cite{Guzey:2005ec,Guzey:2006xi} that the minimal model of the dual parameterization of nucleon generalized parton distributions (GPDs) gives a good, essentially model-independent description of high-energy data on deeply virtual Compton scattering (DVCS). In the implementation of ... |
0811.1812 | Yonglu Liu | Yong-Lu Liu and Ming-Qiu Huang | Distribution amplitudes of $\Sigma$ and $\Lambda$ and their
electromagnetic form factors | 40 pages, 19 figures | Nucl.Phys.A821:80-105, 2009 | 10.1016/j.nuclphysa.2009.02.003 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Based on QCD conformal partial wave expansion to leading order conformal spin
accuracy, we present the light-cone distribution amplitudes (DAs) of $\Sigma$
and $\Lambda$ baryons up to twist 6. It is concluded that fourteen ndependent
DAs are needed to describe the valence three-quark states of the baryons at
small tr... | [
{
"created": "Wed, 12 Nov 2008 03:44:20 GMT",
"version": "v1"
},
{
"created": "Sat, 21 Mar 2009 04:50:12 GMT",
"version": "v2"
}
] | 2009-03-24 | [
[
"Liu",
"Yong-Lu",
""
],
[
"Huang",
"Ming-Qiu",
""
]
] | Based on QCD conformal partial wave expansion to leading order conformal spin accuracy, we present the light-cone distribution amplitudes (DAs) of $\Sigma$ and $\Lambda$ baryons up to twist 6. It is concluded that fourteen ndependent DAs are needed to describe the valence three-quark states of the baryons at small tran... |
1012.2806 | Pere Masjuan | Pere Masjuan | Hunting resonance poles with Rational Approximants | 8 pages, 4 figures. This letter partially covers the material
presented by the author at the 15th International QCD Conference: QCD 10
(25th anniversary), Montpellier, France, 28 Jun - 3 Jul 2010 and at the Quark
Confinement and the Hadron Spectrum IX, 30 August - 3 September 2010, Madrid,
Spain | null | null | UGFT-279/10, CAFPE-149/10 | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Based on the mathematically well defined Pad\'e Theory, a theoretically safe
new procedure for the extraction of the pole mass and width of resonances is
proposed. In particular, thanks to the Montessus de Ballore's theorem we are
able to unfold the Second Riemann sheet of an amplitude to search the position
of the r... | [
{
"created": "Mon, 13 Dec 2010 17:21:06 GMT",
"version": "v1"
}
] | 2010-12-14 | [
[
"Masjuan",
"Pere",
""
]
] | Based on the mathematically well defined Pad\'e Theory, a theoretically safe new procedure for the extraction of the pole mass and width of resonances is proposed. In particular, thanks to the Montessus de Ballore's theorem we are able to unfold the Second Riemann sheet of an amplitude to search the position of the res... |
hep-ph/9707425 | Jisuke Kubo | Tatsuo Kobayashi, Jisuke Kubo, Myriam Mondragon, George Zoupanos | Constraints on Finite Soft Supersymmetry-Breaking Terms | 34 pages | Nucl.Phys. B511 (1998) 45-68 | 10.1016/S0550-3213(97)00765-7 | Kanazawa University Report, KANAZAWA-97-12 | hep-ph | null | Requiring the soft supersymmetry-breaking (SSB) parameters in finite
gauge-Yukawa unified models to be finite up to and including two-loop order, we
derive a two-loop sum rule for the soft scalar-masses. It is shown that this
sum rule coincides with that of a certain class of string models in which the
massive string... | [
{
"created": "Tue, 22 Jul 1997 14:38:06 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Kobayashi",
"Tatsuo",
""
],
[
"Kubo",
"Jisuke",
""
],
[
"Mondragon",
"Myriam",
""
],
[
"Zoupanos",
"George",
""
]
] | Requiring the soft supersymmetry-breaking (SSB) parameters in finite gauge-Yukawa unified models to be finite up to and including two-loop order, we derive a two-loop sum rule for the soft scalar-masses. It is shown that this sum rule coincides with that of a certain class of string models in which the massive string s... |
hep-ph/0408123 | Morimitsu Tanimoto | Walter Grimus, Anjan S.Joshipura, Satoru Kaneko, Lu\'is Lavoura,
Hideyuki Sawanaka, Morimitsu Tanimoto | Non-vanishing $U_{e3}$ and $\cos{2 \theta_{23}}$ from a broken $Z_2$
symmetry | 28 pages, 12 figures, Some discussions are revised, references are
corrected, Conclusions are unchanged | Nucl.Phys.B713:151-172,2005 | 10.1016/j.nuclphysb.2005.01.049 | UWThPh-2004-19, OCHA-PP-244 | hep-ph | null | It is shown that the neutrino mass matrices in the flavour basis yielding a
vanishing $U_{e3}$ are characterized by invariance under a class of $Z_2$
symmetries. A specific $Z_2$ in this class also leads to a maximal atmospheric
mixing angle $\theta_{23}$. The breaking of that $Z_2$ can be parameterized by
two dimens... | [
{
"created": "Tue, 10 Aug 2004 05:40:27 GMT",
"version": "v1"
},
{
"created": "Tue, 24 Aug 2004 01:15:56 GMT",
"version": "v2"
},
{
"created": "Fri, 3 Dec 2004 09:34:24 GMT",
"version": "v3"
},
{
"created": "Wed, 19 Jan 2005 09:22:54 GMT",
"version": "v4"
}
] | 2016-08-16 | [
[
"Grimus",
"Walter",
""
],
[
"Joshipura",
"Anjan S.",
""
],
[
"Kaneko",
"Satoru",
""
],
[
"Lavoura",
"Luís",
""
],
[
"Sawanaka",
"Hideyuki",
""
],
[
"Tanimoto",
"Morimitsu",
""
]
] | It is shown that the neutrino mass matrices in the flavour basis yielding a vanishing $U_{e3}$ are characterized by invariance under a class of $Z_2$ symmetries. A specific $Z_2$ in this class also leads to a maximal atmospheric mixing angle $\theta_{23}$. The breaking of that $Z_2$ can be parameterized by two dimensio... |
1706.07648 | Olga I. Piskounova | Olga I. Piskounova | Baryon Production at LHC Experiments: Average pt of Hyperons vs. Energy | 12 pages, 10 .eps figures, arXiv admin note: text overlap with
arXiv:1602.08003 | International Journal of Modern Physics A Vol. 35, No. 13 (2020)
2050067 (12 pages) | 10.1142/S0217-75X12(05)00670 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | This paper examines the transverse momentum spectra of baryons in the
multi-particle production at modern colliders using Quark-Gluon String Model
(QGSM). It discusses 1) the difference in \Lambda^0 hyperon spectra at
antiproton-proton vs. proton-proton reactions; 2) the growth of average
transverse momenta of \Lambd... | [
{
"created": "Fri, 23 Jun 2017 11:49:41 GMT",
"version": "v1"
},
{
"created": "Wed, 1 Apr 2020 13:26:19 GMT",
"version": "v10"
},
{
"created": "Tue, 2 Jun 2020 11:15:12 GMT",
"version": "v11"
},
{
"created": "Tue, 4 Jul 2017 10:25:10 GMT",
"version": "v2"
},
{
"cr... | 2020-06-03 | [
[
"Piskounova",
"Olga I.",
""
]
] | This paper examines the transverse momentum spectra of baryons in the multi-particle production at modern colliders using Quark-Gluon String Model (QGSM). It discusses 1) the difference in \Lambda^0 hyperon spectra at antiproton-proton vs. proton-proton reactions; 2) the growth of average transverse momenta of \Lambda ... |
hep-ph/0412049 | Cristian Pisano | M.Gl\"uck, C.Pisano, E. Reya | Probing the Perturbative NLO Parton Evolution in the Small-$x$ Region | Revised version, to appear in EPJC | Eur.Phys.J.C40:515-517,2005 | 10.1140/epjc/s2005-02167-3 | DO-TH 2004/13 | hep-ph hep-ex | null | A dedicated test of the perturbative QCD NLO parton evolution in the very
small-$x$ region is performed. We find a good agreement with recent precision
HERA-data for $F_2^p(x,Q^2)$, as well as with the present determination of the
curvature of $F_2^p$. Characteristically, perturbative QCD evolutions result in
a posit... | [
{
"created": "Fri, 3 Dec 2004 15:38:19 GMT",
"version": "v1"
},
{
"created": "Tue, 15 Feb 2005 10:24:13 GMT",
"version": "v2"
}
] | 2009-04-15 | [
[
"Glück",
"M.",
""
],
[
"Pisano",
"C.",
""
],
[
"Reya",
"E.",
""
]
] | A dedicated test of the perturbative QCD NLO parton evolution in the very small-$x$ region is performed. We find a good agreement with recent precision HERA-data for $F_2^p(x,Q^2)$, as well as with the present determination of the curvature of $F_2^p$. Characteristically, perturbative QCD evolutions result in a positiv... |
hep-ph/0410122 | Sabine Hossenfelder | Sabine Hossenfelder | The Minimal Length and Large Extra Dimensions | 18 pages, 5 figures, brief review to appear in Mod. Phys. Let. A | Mod.Phys.Lett. A19 (2004) 2727-2744 | 10.1142/S0217732304015919 | null | hep-ph hep-th | null | Planck scale physics represents a future challenge, located between particle
physics and general relativity. The Planck scale marks a threshold beyond which
the old description of spacetime breaks down and conceptually new phenomena
must appear. Little is known about the fundamental theory valid at Planckian
energies... | [
{
"created": "Fri, 8 Oct 2004 00:49:41 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Hossenfelder",
"Sabine",
""
]
] | Planck scale physics represents a future challenge, located between particle physics and general relativity. The Planck scale marks a threshold beyond which the old description of spacetime breaks down and conceptually new phenomena must appear. Little is known about the fundamental theory valid at Planckian energies, ... |
2201.08577 | Tian-Xing Bai | Wei-Jie Xu, Tian-Xing Bai and Chun-Gui Duan | Atomic mass, Bjorken variable and scale dependence of quark transport
coefficient in Drell-Yan process for proton incident on nucleus | arXiv admin note: text overlap with arXiv:2012.03167 | Chin. Phys. C 47, (2023) | 10.1088/1674-1137/acb8a4 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | By means of the nuclear parton distributions determined without the
fixed-target Drell-Yan experimental data and the analytic expression of
quenching weight based on BDMPS formalism, a next-to-leading order analyses are
performed on the Drell-Yan differential cross section ratios from Fermilab E906
and E866 Collabora... | [
{
"created": "Fri, 21 Jan 2022 07:43:49 GMT",
"version": "v1"
}
] | 2023-02-10 | [
[
"Xu",
"Wei-Jie",
""
],
[
"Bai",
"Tian-Xing",
""
],
[
"Duan",
"Chun-Gui",
""
]
] | By means of the nuclear parton distributions determined without the fixed-target Drell-Yan experimental data and the analytic expression of quenching weight based on BDMPS formalism, a next-to-leading order analyses are performed on the Drell-Yan differential cross section ratios from Fermilab E906 and E866 Collaborati... |
1312.0307 | Toshitaka Tatsumi | T. Tatsumi, K. Nishiyama and S. Karasawa | Inhomogeneous chiral phase in the magnetic field | 8 pages, 3 figures, Proc. of the 2nd International Conference on New
Frontiers in Physics (ICNFP 2013) | null | 10.1051/epjconf/20147100131 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Inhomogeneous chiral phase is discussed in the presence of the magnetic
field. A topological aspect is pointed out for the complex order parameter, in
relation to the spectral asymmetry of the Dirac operator. It induces an
anomalous baryon number and extremely extends the region of the inhomogeneous
chiral phase in t... | [
{
"created": "Mon, 2 Dec 2013 02:40:58 GMT",
"version": "v1"
}
] | 2015-06-18 | [
[
"Tatsumi",
"T.",
""
],
[
"Nishiyama",
"K.",
""
],
[
"Karasawa",
"S.",
""
]
] | Inhomogeneous chiral phase is discussed in the presence of the magnetic field. A topological aspect is pointed out for the complex order parameter, in relation to the spectral asymmetry of the Dirac operator. It induces an anomalous baryon number and extremely extends the region of the inhomogeneous chiral phase in the... |
1404.7139 | Andreas Papaefstathiou | Danilo Enoque Ferreira de Lima, Andreas Papaefstathiou, Michael
Spannowsky | Standard Model Higgs boson pair production in the $(b\bar{b})(b\bar{b})$
final state | 19 pages, 9 figures, matches published JHEP version | null | 10.1007/JHEP08(2014)030 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Measuring the Higgs boson couplings as precisely as possible is one of the
major goals of the High Luminosity LHC. We show that the $(b\bar{b})(b\bar{b})$
final state in Higgs boson pair production can be exploited in the boosted
regime to give constraints on the trilinear Higgs boson self-coupling. In these
exclusiv... | [
{
"created": "Mon, 28 Apr 2014 20:00:19 GMT",
"version": "v1"
},
{
"created": "Wed, 13 Aug 2014 15:28:34 GMT",
"version": "v2"
}
] | 2014-08-14 | [
[
"de Lima",
"Danilo Enoque Ferreira",
""
],
[
"Papaefstathiou",
"Andreas",
""
],
[
"Spannowsky",
"Michael",
""
]
] | Measuring the Higgs boson couplings as precisely as possible is one of the major goals of the High Luminosity LHC. We show that the $(b\bar{b})(b\bar{b})$ final state in Higgs boson pair production can be exploited in the boosted regime to give constraints on the trilinear Higgs boson self-coupling. In these exclusive ... |
1911.10596 | Mikhail Vysotsky | M.A. Andreichikov, M.I. Eides, V.A. Novikov and M.I. Vysotsky | The physics of the $\eta$--$\eta'$ system versus $B^0 \rightarrow J/\Psi
\ \eta (\eta')$ and $B_s \rightarrow J/\Psi \ \eta (\eta')$ decays | 8 pages | null | 10.1142/S0217751X20501110 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | An approach to the properties of the $\eta$--$\eta'$ system developed to
solve the famous $U(1)$ problem is used to calculate the partial widths ratios
to $\eta$ and $\eta'$ in the $B^0 \rightarrow J/\Psi \ \eta(\eta',\ \pi^0)$ and
$B_s \rightarrow J/\Psi \ \eta(\eta')$ decays. We obtain the results in
agreement with... | [
{
"created": "Sun, 24 Nov 2019 19:35:10 GMT",
"version": "v1"
}
] | 2020-08-26 | [
[
"Andreichikov",
"M. A.",
""
],
[
"Eides",
"M. I.",
""
],
[
"Novikov",
"V. A.",
""
],
[
"Vysotsky",
"M. I.",
""
]
] | An approach to the properties of the $\eta$--$\eta'$ system developed to solve the famous $U(1)$ problem is used to calculate the partial widths ratios to $\eta$ and $\eta'$ in the $B^0 \rightarrow J/\Psi \ \eta(\eta',\ \pi^0)$ and $B_s \rightarrow J/\Psi \ \eta(\eta')$ decays. We obtain the results in agreement with t... |
hep-ph/0401046 | Zhi-Gang Wang | Zhi-Gang Wang (CCAST, Ncepu), Wei-Min Yang (USTC) and Shao-Long Wan
(USTC) | Structures of the $f_0(980)$, $a_0(980)$ mesons and the strong coupling
constants $g_{f_0 K^+ K^-}$, $g_{a_0 K^+ K^-}$ with the light-cone QCD sum
rules | 14 pages; Revised version | Eur.Phys.J.C37:223-231,2004 | 10.1140/epjc/s2004-01992-0 | null | hep-ph | null | In this article, with the assumption of explicit isospin violation arising
from the $f_0(980)-a_0(980)$ mixing, we take the point of view that the scalar
mesons $f_0(980)$ and $a_0(980)$ have both strange and non-strange
quark-antiquark components and evaluate the strong coupling constants $g_{f_0
K^+ K^-}$ and $g_{a... | [
{
"created": "Fri, 9 Jan 2004 02:07:12 GMT",
"version": "v1"
},
{
"created": "Mon, 15 Mar 2004 02:11:28 GMT",
"version": "v2"
},
{
"created": "Sun, 25 Jul 2004 02:57:38 GMT",
"version": "v3"
}
] | 2016-09-06 | [
[
"Wang",
"Zhi-Gang",
"",
"CCAST, Ncepu"
],
[
"Yang",
"Wei-Min",
"",
"USTC"
],
[
"Wan",
"Shao-Long",
"",
"USTC"
]
] | In this article, with the assumption of explicit isospin violation arising from the $f_0(980)-a_0(980)$ mixing, we take the point of view that the scalar mesons $f_0(980)$ and $a_0(980)$ have both strange and non-strange quark-antiquark components and evaluate the strong coupling constants $g_{f_0 K^+ K^-}$ and $g_{a_0... |
2110.00286 | Tsuneo Uematsu | Ken Sasaki, Tsuneo Uematsu | Timelike Transition Form Factor for CP-odd Higgs Boson Production | 9 pages PDFLatex, SciPost.cls used, 6 figures (12 PDFs) and 1 jpeg
file, Contribution to the Proceedings of Radcor and LoopFest 2021 | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We investigate the production of CP-odd Higgs boson $A^0$ associated with a
real $\gamma$ in $e^+e^-$ collisions. Because of the properties of $A^0$
coupling to the other fields, the main contribution comes from the top-quark
triangle loop diagrams. We obtain the timelike transition form factor which
describes the pr... | [
{
"created": "Fri, 1 Oct 2021 09:47:39 GMT",
"version": "v1"
}
] | 2021-10-04 | [
[
"Sasaki",
"Ken",
""
],
[
"Uematsu",
"Tsuneo",
""
]
] | We investigate the production of CP-odd Higgs boson $A^0$ associated with a real $\gamma$ in $e^+e^-$ collisions. Because of the properties of $A^0$ coupling to the other fields, the main contribution comes from the top-quark triangle loop diagrams. We obtain the timelike transition form factor which describes the prod... |
1708.09518 | Alexander Parada Dr. | B. C. Ca\~nas, E. A. Garc\'es, O. G. Miranda, and A. Parada | The reactor antineutrino anomaly and low energy threshold neutrino
experiments | 9 pages, 6 figures, 1 table, matches published version | null | 10.1016/j.physletb.2017.11.074 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Short distance reactor antineutrino experiments measure an antineutrino
spectrum a few percent lower than expected from theoretical predictions. In
this work we study the potential of low energy threshold reactor experiments in
the context of a light sterile neutrino signal. We discuss the perspectives of
the recentl... | [
{
"created": "Thu, 31 Aug 2017 01:08:41 GMT",
"version": "v1"
},
{
"created": "Sat, 17 Aug 2019 16:02:31 GMT",
"version": "v2"
}
] | 2019-08-20 | [
[
"Cañas",
"B. C.",
""
],
[
"Garcés",
"E. A.",
""
],
[
"Miranda",
"O. G.",
""
],
[
"Parada",
"A.",
""
]
] | Short distance reactor antineutrino experiments measure an antineutrino spectrum a few percent lower than expected from theoretical predictions. In this work we study the potential of low energy threshold reactor experiments in the context of a light sterile neutrino signal. We discuss the perspectives of the recently ... |
1508.07923 | Sergey Alekhin | S. Alekhin, J. Bluemlein, S. Moch, R. Placakyte | Iso-spin asymmetry of quark distributions and implications for single
top-quark production at the LHC | 21 pages, 13 figures | Phys. Rev. D 94, 114038 (2016) | 10.1103/PhysRevD.94.114038 | DESY 15-161 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present an improved determination of the up- and down-quark distributions
in the proton using recent data on charged lepton asymmetries from $W^\pm$
gauge-boson production at the LHC and Tevatron. The analysis is performed in
the framework of a global fit of parton distribution functions. The fit results
are consi... | [
{
"created": "Mon, 31 Aug 2015 17:18:23 GMT",
"version": "v1"
}
] | 2017-01-04 | [
[
"Alekhin",
"S.",
""
],
[
"Bluemlein",
"J.",
""
],
[
"Moch",
"S.",
""
],
[
"Placakyte",
"R.",
""
]
] | We present an improved determination of the up- and down-quark distributions in the proton using recent data on charged lepton asymmetries from $W^\pm$ gauge-boson production at the LHC and Tevatron. The analysis is performed in the framework of a global fit of parton distribution functions. The fit results are consist... |
1308.0166 | Alfonso Zerwekh | Bastian Diaz and Alfonso R. Zerwekh | Axigluon Phenomenology using ATLAS dijet data | null | null | 10.1142/S0217751X13501339 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In recent years, there has been a renewed interest on axigluons as part of a
possible extension of strong interactions at high energies. In this work, we
use recent ATLAS measurements of the dijet spectrum in order to set limits on
the axigluon mass and coupling to quarks. We pay special attention to the
methodology ... | [
{
"created": "Thu, 1 Aug 2013 12:13:26 GMT",
"version": "v1"
}
] | 2015-06-16 | [
[
"Diaz",
"Bastian",
""
],
[
"Zerwekh",
"Alfonso R.",
""
]
] | In recent years, there has been a renewed interest on axigluons as part of a possible extension of strong interactions at high energies. In this work, we use recent ATLAS measurements of the dijet spectrum in order to set limits on the axigluon mass and coupling to quarks. We pay special attention to the methodology us... |
hep-ph/0502150 | Yasaman Farzan | Y. Farzan, G. Gelmini and A. Kusenko | Pulsar Kicks from Majoron Emission | 4 pages, no figures | Phys.Lett.B621:22-27,2005 | 10.1016/j.physletb.2005.06.060 | UCLA/05/TEP/6 and IPM/P-2005/008 | hep-ph astro-ph | null | We show that Majoron emission from a hot nascent neutron star can be
anisotropic in the presence of a strong magnetic field. If Majorons carry a
non-negligible fraction of the supernova energy, the resulting recoil velocity
of a neutron star can explain the observed velocities of pulsars.
| [
{
"created": "Wed, 16 Feb 2005 14:47:29 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Farzan",
"Y.",
""
],
[
"Gelmini",
"G.",
""
],
[
"Kusenko",
"A.",
""
]
] | We show that Majoron emission from a hot nascent neutron star can be anisotropic in the presence of a strong magnetic field. If Majorons carry a non-negligible fraction of the supernova energy, the resulting recoil velocity of a neutron star can explain the observed velocities of pulsars. |
1910.06279 | Mikael Mieskolainen | Mikael Mieskolainen | Combinatorial Superstatistics for Soft QCD | 51 pages, 14 figures, v2 minor corrections | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | High energy diffraction and soft QCD span exciting final state topologies and
fluctuations which have not yet been measured or characterized in a fully
exhaustive way. In this work, we go beyond the standard measures and formulate
a new framework to generalize rapidity gap counting with emphasis on abstract
structure... | [
{
"created": "Mon, 14 Oct 2019 17:04:58 GMT",
"version": "v1"
},
{
"created": "Tue, 15 Oct 2019 16:02:33 GMT",
"version": "v2"
}
] | 2019-10-16 | [
[
"Mieskolainen",
"Mikael",
""
]
] | High energy diffraction and soft QCD span exciting final state topologies and fluctuations which have not yet been measured or characterized in a fully exhaustive way. In this work, we go beyond the standard measures and formulate a new framework to generalize rapidity gap counting with emphasis on abstract structure, ... |
1707.08366 | Rafal Maciula | Rafal Maciula and Antoni Szczurek | Double-parton scattering effects in associated production of charm
mesons and dijets at the LHC | 18 pages, 11 figures | Phys. Rev. D 96, 074013 (2017) | 10.1103/PhysRevD.96.074013 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate several differential distributions for the production of charm
and dijets. Both single-parton scattering (SPS) and double-parton scattering
(DPS) contributions are calculated in the $k_T$-factorization approach. The
Kimber-Martin-Ryskin unintegrated parton distributions are used in our
calculations. Rela... | [
{
"created": "Wed, 26 Jul 2017 10:45:11 GMT",
"version": "v1"
}
] | 2017-10-25 | [
[
"Maciula",
"Rafal",
""
],
[
"Szczurek",
"Antoni",
""
]
] | We calculate several differential distributions for the production of charm and dijets. Both single-parton scattering (SPS) and double-parton scattering (DPS) contributions are calculated in the $k_T$-factorization approach. The Kimber-Martin-Ryskin unintegrated parton distributions are used in our calculations. Relati... |
2304.13665 | Bing-Long Zhang | Jian Tang, Bing-Long Zhang | Asymptotic Analysis on Binned Likelihood and Neutrino Floor | 29 pages, 8 figures, github repository:
https://github.com/zhangblong/AsymptoticAnalysisAndNeutrinoFog | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Observations of suspected coherent elastic neutrino-nucleus scatterings by
dark matter direct detection experiments highlight the need for an
investigation into the so-called "neutrino floor". We focus on the discovery
limit, a statistical concept to identify the neutrino floor, and analyze the
asymptotic behaviour o... | [
{
"created": "Wed, 26 Apr 2023 16:39:32 GMT",
"version": "v1"
},
{
"created": "Wed, 10 May 2023 07:35:24 GMT",
"version": "v2"
},
{
"created": "Tue, 8 Aug 2023 01:50:14 GMT",
"version": "v3"
}
] | 2023-08-09 | [
[
"Tang",
"Jian",
""
],
[
"Zhang",
"Bing-Long",
""
]
] | Observations of suspected coherent elastic neutrino-nucleus scatterings by dark matter direct detection experiments highlight the need for an investigation into the so-called "neutrino floor". We focus on the discovery limit, a statistical concept to identify the neutrino floor, and analyze the asymptotic behaviour of ... |
1305.2407 | Magno Machado | M.B. Gay Ducati, M.T. Griep, M.V.T. Machado | Diffractive photoproduction of radially excited psi(2S) mesons in
photon-Pomeron reactions in PbPb collisions at the CERN LHC | 06 pages, 3 figures. Version to be published in Physical Review C | Phys. Rev. C 88, 014910 (2013) | 10.1103/PhysRevC.88.014910 | null | hep-ph hep-ex nucl-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work we investigate the photoproduction of radially excited vector
mesons off nuclei in heavy ion relativistic collisions. In particular, we
analyze the exclusive photoproduction of psi(2S) off nuclei, evaluating the
coherent and the incoherent contributions to that process. The theoretical
framework used in ... | [
{
"created": "Fri, 10 May 2013 19:29:03 GMT",
"version": "v1"
},
{
"created": "Thu, 25 Jul 2013 19:04:29 GMT",
"version": "v2"
},
{
"created": "Wed, 18 Jun 2014 16:40:38 GMT",
"version": "v3"
}
] | 2014-06-19 | [
[
"Ducati",
"M. B. Gay",
""
],
[
"Griep",
"M. T.",
""
],
[
"Machado",
"M. V. T.",
""
]
] | In this work we investigate the photoproduction of radially excited vector mesons off nuclei in heavy ion relativistic collisions. In particular, we analyze the exclusive photoproduction of psi(2S) off nuclei, evaluating the coherent and the incoherent contributions to that process. The theoretical framework used in th... |
2301.07571 | Baisakhi Mitra | B. Mitra | Search for CPT and Lorentz Invariance Violation in the Muon g-2
Experiment at Fermilab | Presented at the Ninth Meeting on CPT and Lorentz Symmetry,
Bloomington, Indiana, May 17-26, 2022 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Muon g-2 data can be used to study sidereal variation of anomalous muon
precession rate, which is one of the important signatures of CPT and Lorentz
invariance violation. The discussion in this proceeding will focus on the
framework which has been used to study sidereal variation of anomalous muon
precession rate in ... | [
{
"created": "Tue, 17 Jan 2023 17:06:25 GMT",
"version": "v1"
},
{
"created": "Sat, 21 Jan 2023 00:26:47 GMT",
"version": "v2"
}
] | 2023-01-24 | [
[
"Mitra",
"B.",
""
]
] | Muon g-2 data can be used to study sidereal variation of anomalous muon precession rate, which is one of the important signatures of CPT and Lorentz invariance violation. The discussion in this proceeding will focus on the framework which has been used to study sidereal variation of anomalous muon precession rate in Mu... |
1204.1735 | Robert Fleischer | Kristof De Bruyn, Robert Fleischer, Robert Knegjens, Patrick
Koppenburg, Marcel Merk, Niels Tuning | Branching Ratio Measurements of $B_s$ Decays | 7 pages, 1 figure, title matches published version in Physical Review
D | Phys. Rev. D 86, 014027 (2012) | 10.1103/PhysRevD.86.014027 | Nikhef-2012-005 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have just entered an era of precision measurements for $B_s$-decay
observables. A characteristic feature of the $B_s$-meson system is
$B^0_s$--$\bar B^0_s$ mixing, which exhibits a sizable decay width difference.
The latter feature leads to a subtle complication for the extraction of
branching ratios of $B_s$ deca... | [
{
"created": "Sun, 8 Apr 2012 15:10:01 GMT",
"version": "v1"
},
{
"created": "Wed, 11 Apr 2012 16:21:44 GMT",
"version": "v2"
},
{
"created": "Thu, 12 Jul 2012 15:04:12 GMT",
"version": "v3"
},
{
"created": "Fri, 27 Jul 2012 09:00:12 GMT",
"version": "v4"
}
] | 2012-07-30 | [
[
"De Bruyn",
"Kristof",
""
],
[
"Fleischer",
"Robert",
""
],
[
"Knegjens",
"Robert",
""
],
[
"Koppenburg",
"Patrick",
""
],
[
"Merk",
"Marcel",
""
],
[
"Tuning",
"Niels",
""
]
] | We have just entered an era of precision measurements for $B_s$-decay observables. A characteristic feature of the $B_s$-meson system is $B^0_s$--$\bar B^0_s$ mixing, which exhibits a sizable decay width difference. The latter feature leads to a subtle complication for the extraction of branching ratios of $B_s$ decays... |
0901.4175 | Seung-il Nam | Seung-il Nam, Daisuke Jido | Lambda(1405) photoprodcution with p-wave contributions | 10 pages, 7 figures, Talk given at the Workshop "Strangeness in
Multi-Quark Systems", 29 ~ 31 Oct 2008, Kaga, Japan | null | null | YITP-09-03 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this report, we present our recent studies on the
Lambda(1405,1/2-)=Lambda* photoproduction via the gamma p -> K+ pi Sigma
scattering process, employing a coupled-channel formalism, i.e., the chiral
unitary model, which respects chiral dynamics in terms of the Weinberg-Tomozawa
meson baryon interaction. In additio... | [
{
"created": "Tue, 27 Jan 2009 04:57:20 GMT",
"version": "v1"
}
] | 2009-01-28 | [
[
"Nam",
"Seung-il",
""
],
[
"Jido",
"Daisuke",
""
]
] | In this report, we present our recent studies on the Lambda(1405,1/2-)=Lambda* photoproduction via the gamma p -> K+ pi Sigma scattering process, employing a coupled-channel formalism, i.e., the chiral unitary model, which respects chiral dynamics in terms of the Weinberg-Tomozawa meson baryon interaction. In addition ... |
2007.03939 | Amaresh Jaiswal | Partha Pratim Bhaduri, Mubarak Alqahtani, Nicolas Borghini, Amaresh
Jaiswal, Michael Strickland | Fireball tomography from bottomonia elliptic flow in relativistic
heavy-ion collisions | 8 pages, 5 figures, ancillary files with data of the figures are
included in the source | Eur. Phys. J. C 81, 585 (2021) | 10.1140/epjc/s10052-021-09383-3 | null | hep-ph hep-ex hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the elliptic flow of bottomonia produced in Pb$\,+\,$Pb
collisions at $\sqrt{s_{\rm NN}}=5.02$ TeV. We consider temperature-dependent
decay widths for the anisotropic escape of various bottomonium states and
observe that the transverse momentum dependence of bottomonia elliptic flow
provides a tomographi... | [
{
"created": "Wed, 8 Jul 2020 07:45:01 GMT",
"version": "v1"
},
{
"created": "Thu, 8 Jul 2021 10:03:00 GMT",
"version": "v2"
}
] | 2021-07-09 | [
[
"Bhaduri",
"Partha Pratim",
""
],
[
"Alqahtani",
"Mubarak",
""
],
[
"Borghini",
"Nicolas",
""
],
[
"Jaiswal",
"Amaresh",
""
],
[
"Strickland",
"Michael",
""
]
] | We calculate the elliptic flow of bottomonia produced in Pb$\,+\,$Pb collisions at $\sqrt{s_{\rm NN}}=5.02$ TeV. We consider temperature-dependent decay widths for the anisotropic escape of various bottomonium states and observe that the transverse momentum dependence of bottomonia elliptic flow provides a tomographic ... |
hep-ph/0006311 | Stephen Parke | J. Goldstein, C.S. Hill, J. Incandela, Stephen Parke, D. Rainwater and
D. Stuart | P Pbar to T Tbar H: A Discovery mode for the Higgs boson at the Tevatron | 10 pages, Latex, RevTex, 3 ps figures: Updated reconstruction
efficiency and figures | Phys.Rev.Lett.86:1694-1697,2001 | 10.1103/PhysRevLett.86.1694 | FERMILAB-Pub-00/146-T | hep-ph hep-ex | null | The production of a Standard Model Higgs boson in association with a top
quark pair at the upcoming high luminosity run (15 inverse fb integrated
luminosity) of the Fermilab Tevatron (root s = 2.0 TeV) is revisited. For Higgs
masses below 140 GeV we demonstrate that the production cross section times
branching ratio ... | [
{
"created": "Tue, 27 Jun 2000 21:15:07 GMT",
"version": "v1"
},
{
"created": "Tue, 16 Jan 2001 23:21:03 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Goldstein",
"J.",
""
],
[
"Hill",
"C. S.",
""
],
[
"Incandela",
"J.",
""
],
[
"Parke",
"Stephen",
""
],
[
"Rainwater",
"D.",
""
],
[
"Stuart",
"D.",
""
]
] | The production of a Standard Model Higgs boson in association with a top quark pair at the upcoming high luminosity run (15 inverse fb integrated luminosity) of the Fermilab Tevatron (root s = 2.0 TeV) is revisited. For Higgs masses below 140 GeV we demonstrate that the production cross section times branching ratio fo... |
hep-ph/0008108 | Sven-Olaf Moch | T.O. Eynck, S. Moch (NIKHEF, Amsterdam) | Soft Gluon Resummation for Polarized Deep-inelastic Production of Heavy
Quarks | 11 pages, 5 figures, latex, minor changes | Phys.Lett. B495 (2000) 87-97 | 10.1016/S0370-2693(00)01211-9 | NIKHEF 00-022 | hep-ph | null | We present the threshold resummation for the cross section of heavy quark
production in polarized deep-inelastic scattering to next-to-leading
logarithmic accuracy and in single-particle inclusive kinematics. We expand our
resummed result in alpha_s to next-to-leading and next-to-next-to-leading order
and study the i... | [
{
"created": "Fri, 11 Aug 2000 11:55:28 GMT",
"version": "v1"
},
{
"created": "Wed, 18 Oct 2000 14:31:49 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Eynck",
"T. O.",
"",
"NIKHEF, Amsterdam"
],
[
"Moch",
"S.",
"",
"NIKHEF, Amsterdam"
]
] | We present the threshold resummation for the cross section of heavy quark production in polarized deep-inelastic scattering to next-to-leading logarithmic accuracy and in single-particle inclusive kinematics. We expand our resummed result in alpha_s to next-to-leading and next-to-next-to-leading order and study the imp... |
hep-ph/0201020 | Pedro Vieira Alberto | M. Fiolhais, P. Alberto, J. Marques and B. Golli | Roper Electroproduction Amplitudes in a Chiral Confinement Model | 10 pages, 8 figures, uses World Scientific macros. Talk presented at
EMI2001 in Osaka, Japan | null | 10.1142/9789812777218_0025 | null | hep-ph | null | A description of the Roper using the chiral chromodielectric model is
presented and the transverse $A_{1/2}$ and the scalar $S_{1/2}$ helicity
amplitudes for the electromagnetic Nucleon--Roper transition are obtained for
small and moderate $Q^2$. The sign of the amplitudes is correct but the model
predictions underes... | [
{
"created": "Fri, 4 Jan 2002 19:42:51 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Fiolhais",
"M.",
""
],
[
"Alberto",
"P.",
""
],
[
"Marques",
"J.",
""
],
[
"Golli",
"B.",
""
]
] | A description of the Roper using the chiral chromodielectric model is presented and the transverse $A_{1/2}$ and the scalar $S_{1/2}$ helicity amplitudes for the electromagnetic Nucleon--Roper transition are obtained for small and moderate $Q^2$. The sign of the amplitudes is correct but the model predictions underesti... |
1609.03309 | A. Tureanu | Kazuo Fujikawa and Anca Tureanu | Naturalness in see-saw mechanism and Bogoliubov transformation | 14 pages; version published in Phys. Lett. B | Phys.Lett. B767 (2017) 199-204 | 10.1016/j.physletb.2017.01.069 | null | hep-ph cond-mat.str-el cond-mat.supr-con hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present an alternative perspective on the see-saw mechanism for the
neutrino mass, according to which the small neutrino mass is given as a
difference of two large masses. This view emerges when an analogue of the
Bogoliubov transformation is used to describe Majorana neutrinos in the
Lagrangian of the see-saw mec... | [
{
"created": "Mon, 12 Sep 2016 08:46:37 GMT",
"version": "v1"
},
{
"created": "Wed, 4 Jan 2017 11:50:47 GMT",
"version": "v2"
},
{
"created": "Fri, 4 Aug 2017 20:12:54 GMT",
"version": "v3"
}
] | 2017-08-08 | [
[
"Fujikawa",
"Kazuo",
""
],
[
"Tureanu",
"Anca",
""
]
] | We present an alternative perspective on the see-saw mechanism for the neutrino mass, according to which the small neutrino mass is given as a difference of two large masses. This view emerges when an analogue of the Bogoliubov transformation is used to describe Majorana neutrinos in the Lagrangian of the see-saw mecha... |
2310.12023 | Kunio Kaneta | Shinya Kanemura and Kunio Kaneta | Gravitational Waves from Particle Decays during Reheating | 7 pages, 2 figures, error fixed, new model added | null | null | OU--HET--1206 | hep-ph astro-ph.CO gr-qc | http://creativecommons.org/licenses/by/4.0/ | Gravitational waves have become an irreplaceable tool for exploring the
post-inflationary universe. Their cosmological and astrophysical origins have
been attracting numerous attention. In this Letter, we point out a novel source
of ultra-high frequency gravitational waves: the decay of particles produced
during the ... | [
{
"created": "Wed, 18 Oct 2023 14:57:19 GMT",
"version": "v1"
},
{
"created": "Mon, 18 Mar 2024 05:09:53 GMT",
"version": "v2"
}
] | 2024-03-19 | [
[
"Kanemura",
"Shinya",
""
],
[
"Kaneta",
"Kunio",
""
]
] | Gravitational waves have become an irreplaceable tool for exploring the post-inflationary universe. Their cosmological and astrophysical origins have been attracting numerous attention. In this Letter, we point out a novel source of ultra-high frequency gravitational waves: the decay of particles produced during the re... |
2008.06494 | Fabian Lange | Jonas Klappert, Fabian Lange, Philipp Maierh\"ofer, and Johann
Usovitsch | Integral Reduction with Kira 2.0 and Finite Field Methods | 32 pages, v2: minor changes and clarifications, matches published
version except for another fixed typo in Eq. (7) | Comput. Phys. Commun. 266 (2021) 108024 | 10.1016/j.cpc.2021.108024 | TTK-20-24, P3H-20-041, FR-PHENO-2020-11, MITP/20-044 | hep-ph hep-th | http://creativecommons.org/licenses/by/4.0/ | We present the new version 2.0 of the Feynman integral reduction program Kira
and describe the new features. The primary new feature is the reconstruction of
the final coefficients in integration-by-parts reductions by means of finite
field methods with the help of FireFly. This procedure can be parallelized on
compu... | [
{
"created": "Fri, 14 Aug 2020 17:58:33 GMT",
"version": "v1"
},
{
"created": "Wed, 22 Feb 2023 22:51:09 GMT",
"version": "v2"
}
] | 2023-02-24 | [
[
"Klappert",
"Jonas",
""
],
[
"Lange",
"Fabian",
""
],
[
"Maierhöfer",
"Philipp",
""
],
[
"Usovitsch",
"Johann",
""
]
] | We present the new version 2.0 of the Feynman integral reduction program Kira and describe the new features. The primary new feature is the reconstruction of the final coefficients in integration-by-parts reductions by means of finite field methods with the help of FireFly. This procedure can be parallelized on compute... |
hep-ph/0610099 | Nicolas Matagne SE | N. Matagne, Fl. Stancu | New look at the $[{\bf 70},1^-]$ baryon multiplet in the $1/N_c$
expansion | 12 pages, 7 tables, to be published in Nuclear Physics A | Nucl.Phys.A811:291-305,2008 | 10.1016/j.nuclphysa.2008.07.006 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | So far, the masses of excited states of mixed orbital symmetry and in
particular those of nonstrange $[{\bf 70},1^-]$ baryons derived in the $1/N_c$
expansion were based on the separation of a system of $N_c$ quarks into a
symmetric core and an excited quark. Here we avoid this separation and show
that an advantage o... | [
{
"created": "Mon, 9 Oct 2006 14:59:20 GMT",
"version": "v1"
},
{
"created": "Tue, 21 Nov 2006 14:06:34 GMT",
"version": "v2"
},
{
"created": "Thu, 4 Jan 2007 16:31:03 GMT",
"version": "v3"
},
{
"created": "Wed, 16 Jul 2008 14:59:48 GMT",
"version": "v4"
}
] | 2008-11-26 | [
[
"Matagne",
"N.",
""
],
[
"Stancu",
"Fl.",
""
]
] | So far, the masses of excited states of mixed orbital symmetry and in particular those of nonstrange $[{\bf 70},1^-]$ baryons derived in the $1/N_c$ expansion were based on the separation of a system of $N_c$ quarks into a symmetric core and an excited quark. Here we avoid this separation and show that an advantage of ... |
hep-ph/0102150 | Zhang Zhao-xi | Chao-Hsi Chang, Yu-Qi Chen, Guo-Li Wang and Hong-Shi Zong | Semileptonic Decays of $B_c$ Meson to a P-Wave Charmonium State $\chi_c$
or $h_c$ | 8 pages, 2 figures | Commun.Theor.Phys.35:395-398,2001 | 10.1088/0253-6102/35/4/395 | null | hep-ph | null | The semileptonic decays of meson $B_c$ to a P-wave charmonium state
$\chi_c(^3P_J)$ or $h_c(^1P_1)$ are computed. The results show that the decays
are sizable so they are accessible in Tevatron and in LHC, especially, with the
detectors LHCB and BTeV in the foreseeable future, and of them, the one to the
$^1P_1$ char... | [
{
"created": "Tue, 13 Feb 2001 12:19:59 GMT",
"version": "v1"
},
{
"created": "Wed, 14 Feb 2001 03:48:45 GMT",
"version": "v2"
}
] | 2018-01-17 | [
[
"Chang",
"Chao-Hsi",
""
],
[
"Chen",
"Yu-Qi",
""
],
[
"Wang",
"Guo-Li",
""
],
[
"Zong",
"Hong-Shi",
""
]
] | The semileptonic decays of meson $B_c$ to a P-wave charmonium state $\chi_c(^3P_J)$ or $h_c(^1P_1)$ are computed. The results show that the decays are sizable so they are accessible in Tevatron and in LHC, especially, with the detectors LHCB and BTeV in the foreseeable future, and of them, the one to the $^1P_1$ charmo... |
2111.02091 | C. Q. Geng | Chia-Wei Liu and Chao-Qiang Geng | Sizable Time-reversal violating effects in bottom baryon decays | 15 pages, 2 figures, revised version accepted by JHEP | null | 10.1007/JHEP01(2022)128 | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | We study time-reversal~(T) asymmetries in the charmless two-body decays of
antitriplet bottom baryons. We find that in ${\bf B}_b \to {\bf B}_n P$ with
${\bf B}_b = (\Xi _b ^- , \,\Xi_b^0, \,\Lambda_b)$ and ${\bf B}_n(P)$ a octet
baryon (pseudoscalar meson), the positive and negative helicity amplitudes are
both siza... | [
{
"created": "Wed, 3 Nov 2021 09:19:20 GMT",
"version": "v1"
},
{
"created": "Tue, 11 Jan 2022 05:36:20 GMT",
"version": "v2"
}
] | 2022-02-09 | [
[
"Liu",
"Chia-Wei",
""
],
[
"Geng",
"Chao-Qiang",
""
]
] | We study time-reversal~(T) asymmetries in the charmless two-body decays of antitriplet bottom baryons. We find that in ${\bf B}_b \to {\bf B}_n P$ with ${\bf B}_b = (\Xi _b ^- , \,\Xi_b^0, \,\Lambda_b)$ and ${\bf B}_n(P)$ a octet baryon (pseudoscalar meson), the positive and negative helicity amplitudes are both sizabl... |
2403.07981 | Neil Christensen | Neil Christensen | SPINAS: Spinor Amplitude Subroutines for Constructive Diagram
Evaluations | 39 pages, 0 figures | null | null | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | SPINAS is a C++ package created for the implementation and numerical
computation of phase-space points of constructive amplitudes in particle
physics. This package contains a suite of classes and methods for handling
particles, propagators, spinor products, and processes. SPINAS is structured to
offer straightforward... | [
{
"created": "Tue, 12 Mar 2024 18:00:03 GMT",
"version": "v1"
}
] | 2024-03-14 | [
[
"Christensen",
"Neil",
""
]
] | SPINAS is a C++ package created for the implementation and numerical computation of phase-space points of constructive amplitudes in particle physics. This package contains a suite of classes and methods for handling particles, propagators, spinor products, and processes. SPINAS is structured to offer straightforward u... |
1603.09527 | Simone Pacetti | Earle L. Lomon and Simone Pacetti | Analytic pion form factor | 10 pages, 7 figures | Phys. Rev. D 94, 056002 (2016) | 10.1103/PhysRevD.94.056002 | MIT-CTP/4795 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The pion electromagnetic form factor and two-pion production in
electron-positron collisions are simultaneously fitted by a vector dominance
model evolving to perturbative QCD at large momentum transfer. This model was
previously successful in simultaneously fitting the nucleon electromagnetic
form factors (spacelike... | [
{
"created": "Thu, 31 Mar 2016 11:21:55 GMT",
"version": "v1"
},
{
"created": "Thu, 25 Aug 2016 05:22:44 GMT",
"version": "v2"
},
{
"created": "Fri, 9 Sep 2016 08:35:24 GMT",
"version": "v3"
}
] | 2016-09-14 | [
[
"Lomon",
"Earle L.",
""
],
[
"Pacetti",
"Simone",
""
]
] | The pion electromagnetic form factor and two-pion production in electron-positron collisions are simultaneously fitted by a vector dominance model evolving to perturbative QCD at large momentum transfer. This model was previously successful in simultaneously fitting the nucleon electromagnetic form factors (spacelike r... |
2102.04280 | Guo-Yuan Huang | Guo-yuan Huang and Werner Rodejohann | Solving the Hubble tension without spoiling Big Bang Nucleosynthesis | 9 pages, 4 figures | Phys. Rev. D 103, 123007 (2021) | 10.1103/PhysRevD.103.123007 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Hubble parameter inferred from cosmic microwave background observations
is consistently lower than that from local measurements, which could hint
towards new physics. Solutions to the Hubble tension typically require a
sizable amount of extra radiation $\Delta N^{}_{\rm eff}$ during recombination.
However, the am... | [
{
"created": "Mon, 8 Feb 2021 15:33:31 GMT",
"version": "v1"
}
] | 2021-06-16 | [
[
"Huang",
"Guo-yuan",
""
],
[
"Rodejohann",
"Werner",
""
]
] | The Hubble parameter inferred from cosmic microwave background observations is consistently lower than that from local measurements, which could hint towards new physics. Solutions to the Hubble tension typically require a sizable amount of extra radiation $\Delta N^{}_{\rm eff}$ during recombination. However, the amou... |
2305.11775 | Rinku Maji | Rinku Maji, Wan-Il Park, Qaisar Shafi | Gravitational waves from walls bounded by strings in $SO(10)$ model of
pseudo-Goldstone dark matter | 8 pages, 3 figures, version published in PLB | Physics Letters B 845 (2023) 138127 | 10.1016/j.physletb.2023.138127 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We explore the gravitational wave spectrum generated by string-wall
structures in an $SO(10)$ ($Spin(10)$) based scenario of pseudo-Goldstone boson
dark matter (pGDM) particle. This dark matter candidate is a linear combination
of the Standard Model (SM) singlets present in the 126 and 16 dimensional Higgs
fields. Th... | [
{
"created": "Fri, 19 May 2023 16:03:39 GMT",
"version": "v1"
},
{
"created": "Mon, 4 Sep 2023 03:16:40 GMT",
"version": "v2"
}
] | 2023-09-07 | [
[
"Maji",
"Rinku",
""
],
[
"Park",
"Wan-Il",
""
],
[
"Shafi",
"Qaisar",
""
]
] | We explore the gravitational wave spectrum generated by string-wall structures in an $SO(10)$ ($Spin(10)$) based scenario of pseudo-Goldstone boson dark matter (pGDM) particle. This dark matter candidate is a linear combination of the Standard Model (SM) singlets present in the 126 and 16 dimensional Higgs fields. The ... |
hep-ph/9710398 | Alexander L. Bondarev | Alexander L. Bondarev (NC PHEP, Minsk, Belarus) | Methods of Minimization of Calculations in High Energy Physics: 1. A
Covariant Method of the Calculation of Amplitudes of Processes Involving
Polarized Dirac Particles | 38 pages, LaTeX | null | null | null | hep-ph hep-th | null | The article deals with a number of the existings variants of direct
calculation of amplitudes of processes with polarized Dirac particles. It is
shown, that all of them are special cases of one and the same mathematical
scheme. The advantages and disadvantages of this scheme are considered. A new
variant of the metho... | [
{
"created": "Sat, 18 Oct 1997 19:44:49 GMT",
"version": "v1"
},
{
"created": "Mon, 2 Feb 1998 20:09:43 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Bondarev",
"Alexander L.",
"",
"NC PHEP, Minsk, Belarus"
]
] | The article deals with a number of the existings variants of direct calculation of amplitudes of processes with polarized Dirac particles. It is shown, that all of them are special cases of one and the same mathematical scheme. The advantages and disadvantages of this scheme are considered. A new variant of the method ... |
hep-ph/9911321 | Yosef Nir | Yosef Nir | CP Violation In and Beyond the Standard Model | 85 pages, harvmac, Lectures given in the XXVII SLAC Summer Institute
on Particle Physics, July 7 - 16, 1999. v2: references added | null | null | IASSNS-HEP-99-96 | hep-ph | null | The special features of CP violation in the Standard Model are presented. The
significance of measuring CP violation in B, K and D decays is explained. The
predictions of the Standard Model for CP asymmetries in B decays are analyzed
in detail. Then, four frameworks of new physics are reviewed: (i) Supersymmetry
prov... | [
{
"created": "Thu, 11 Nov 1999 22:11:05 GMT",
"version": "v1"
},
{
"created": "Tue, 23 Nov 1999 19:17:02 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Nir",
"Yosef",
""
]
] | The special features of CP violation in the Standard Model are presented. The significance of measuring CP violation in B, K and D decays is explained. The predictions of the Standard Model for CP asymmetries in B decays are analyzed in detail. Then, four frameworks of new physics are reviewed: (i) Supersymmetry provid... |
2109.01015 | Luciano Abreu | Luciano M. Abreu and Felipe J. Llanes-Estrada | Triangle singularities waning in Heavy Ion Collisions: the case of
$Y(4260)\to \pi (\pi J/\psi)$ | 5 pages, 4 figures. Contribution to the proceedings of the 24th
High-Energy Physics International Conference in Quantum ChromoDynamics
(QCD21), 5-9 Jul 2021 Montpellier-France | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have recently observed that hadron triangle singularities, that can mock
new exotic hadrons, can be significanttly suppressed in relativistic heavy ion
collisions, provided two conditions are met: these are, first, that the
fireball lives long enough so that the triangle process has enough time to
complete in the ... | [
{
"created": "Thu, 2 Sep 2021 15:22:48 GMT",
"version": "v1"
}
] | 2021-09-03 | [
[
"Abreu",
"Luciano M.",
""
],
[
"Llanes-Estrada",
"Felipe J.",
""
]
] | We have recently observed that hadron triangle singularities, that can mock new exotic hadrons, can be significanttly suppressed in relativistic heavy ion collisions, provided two conditions are met: these are, first, that the fireball lives long enough so that the triangle process has enough time to complete in the No... |
2011.08313 | Bahram Shakerin | B. Shakerin, B.F.L. Ward | IR-improved DGLAP parton shower effects for associated production of a W
boson and jets in pp collisions at $\sqrt{s}=$8 and 13 TeV | 42 pages, 38 figures. To appear in IJMPA | International Journal of Modern Physics A Vol. 35 (2020) 2050197 | 10.1142/S0217751X20501973 | BU-HEPP-19-05 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In a previous paper, hereafter referred to as I, we have analyzed the 7 TeV
LHC data on W + jets events from the standpoint of IR-improved DGLAP parton
shower effects, using the IR-improved Herwiri1.031 parton shower MC in
comparison with the Herwig6.5 parton shower MC in the context of the exact
$O(\alpha_s)$ matrix... | [
{
"created": "Mon, 16 Nov 2020 22:24:47 GMT",
"version": "v1"
}
] | 2020-11-18 | [
[
"Shakerin",
"B.",
""
],
[
"Ward",
"B. F. L.",
""
]
] | In a previous paper, hereafter referred to as I, we have analyzed the 7 TeV LHC data on W + jets events from the standpoint of IR-improved DGLAP parton shower effects, using the IR-improved Herwiri1.031 parton shower MC in comparison with the Herwig6.5 parton shower MC in the context of the exact $O(\alpha_s)$ matrix e... |
hep-ph/9907480 | Max Chaves | M. Chaves and H. Morales | The Standard Model and the Generalized Covariant Derivative | 8 pages, no figures. To be published in the proceedings of the
International Workshop "Lorentz Group, CPT and Neutrinos", (Zacatecas,
Mexico, June 23-26, 1999) | null | null | null | hep-ph hep-th | null | The generalized covariant derivative, that uses both scalar and vector
bosons, is defined. It is shown how a grand unified theory of the Standard
Model can be constructed using a generalized Yang-Mills theory.
| [
{
"created": "Fri, 23 Jul 1999 23:07:59 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Chaves",
"M.",
""
],
[
"Morales",
"H.",
""
]
] | The generalized covariant derivative, that uses both scalar and vector bosons, is defined. It is shown how a grand unified theory of the Standard Model can be constructed using a generalized Yang-Mills theory. |
1808.08358 | Bao-Xi Sun | Da-Ming Wan, Si-Yu Zhao and Bao-Xi Sun | The $K\bar{K}^*$ interaction in the unitary coupled-channel
approximation | 10 pages, 1 figure and 1 table | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The $K\bar{K}^*$ interaction Lagrangian is constructed when the $SU(3)$
hidden gauge symmetry is taken into account, and then the $K\bar{K}^*$
potential is obtained. In the low energy region, the $K\bar{K}^*$ potential
mainly comes from the contribution of the $t-$channel interaction by exchanging
$\rho$,$\omega$ and... | [
{
"created": "Sat, 25 Aug 2018 05:44:06 GMT",
"version": "v1"
}
] | 2018-08-28 | [
[
"Wan",
"Da-Ming",
""
],
[
"Zhao",
"Si-Yu",
""
],
[
"Sun",
"Bao-Xi",
""
]
] | The $K\bar{K}^*$ interaction Lagrangian is constructed when the $SU(3)$ hidden gauge symmetry is taken into account, and then the $K\bar{K}^*$ potential is obtained. In the low energy region, the $K\bar{K}^*$ potential mainly comes from the contribution of the $t-$channel interaction by exchanging $\rho$,$\omega$ and $... |
0706.3987 | Cristina Manuel | Massimo Mannarelli and Cristina Manuel | Exciting the quark-gluon plasma with a relativistic jet | 2 pages, 2 figures. Presented at "Heavy Ion Collisions at the LHC:
Last Call for Predictions", CERN, Geneva, May-June 2007 | null | null | null | hep-ph | null | We discuss the properties of a system composed by a static plasma traversed
by a jet of particles. Assuming that both the jet and the plasma can be
described using a hydrodynamical approach, and in the conformal limit, we find
that unstable modes arise when the velocity of the jet is larger than the speed
of the soun... | [
{
"created": "Wed, 27 Jun 2007 09:20:35 GMT",
"version": "v1"
}
] | 2007-06-28 | [
[
"Mannarelli",
"Massimo",
""
],
[
"Manuel",
"Cristina",
""
]
] | We discuss the properties of a system composed by a static plasma traversed by a jet of particles. Assuming that both the jet and the plasma can be described using a hydrodynamical approach, and in the conformal limit, we find that unstable modes arise when the velocity of the jet is larger than the speed of the sound ... |
2007.00029 | Kre\v{s}imir Kumeri\v{c}ki | Marija Cuic, Kresimir Kumericki and Andreas Schafer | Separation of Quark Flavors using DVCS Data | 6 pages, 5 figures | null | null | ZTF-EP-20-04 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Using the available data on deeply virtual Compton scattering (DVCS) off
protons and utilizing neural networks enhanced by the dispersion relation
constraint, we determine six out of eight leading Compton form factors in the
valence quark kinematic region. Furthermore, adding recent data on DVCS off
neutrons, we sepa... | [
{
"created": "Tue, 30 Jun 2020 18:02:00 GMT",
"version": "v1"
}
] | 2020-07-02 | [
[
"Cuic",
"Marija",
""
],
[
"Kumericki",
"Kresimir",
""
],
[
"Schafer",
"Andreas",
""
]
] | Using the available data on deeply virtual Compton scattering (DVCS) off protons and utilizing neural networks enhanced by the dispersion relation constraint, we determine six out of eight leading Compton form factors in the valence quark kinematic region. Furthermore, adding recent data on DVCS off neutrons, we separa... |
hep-ph/9308280 | null | J. Garriga | Nucleation Rates in Flat and Curved Space | 57 pages, TUTP-10-93 | Phys.Rev.D49:6327-6342,1994 | 10.1103/PhysRevD.49.6327 | null | hep-ph gr-qc hep-th | null | Nucleation rates for tunneling processes in Minkowski and de Sitter space are
investigated, taking into account one loop prefactors. In particular, we con-
sider the creation of membranes by an antisymmetric tensor field, analogous to
Schwinger pair production. This can be viewed as a model for the decay of false
(or... | [
{
"created": "Mon, 16 Aug 1993 20:39:00 GMT",
"version": "v1"
}
] | 2010-11-01 | [
[
"Garriga",
"J.",
""
]
] | Nucleation rates for tunneling processes in Minkowski and de Sitter space are investigated, taking into account one loop prefactors. In particular, we con- sider the creation of membranes by an antisymmetric tensor field, analogous to Schwinger pair production. This can be viewed as a model for the decay of false (or t... |
1501.03283 | Poulose Poulose Dr. | Satendra Kumar, P. Poulose, Shibananda Sahoo | Study of Higgs-gauge boson anomalous couplings through $e^-e^+
\rightarrow W^-W^+H$ at ILC | pdflatex, 15 pages, 11 figures, 3 tables. arXiv admin note: text
overlap with arXiv:1408.3563. published version with minor changes in the
figure presentation, updated references | null | 10.1103/PhysRevD.91.073016 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work, Higgs couplings with gauge bosons is probed through $e^-e^+
\rightarrow W^-W^+H$ in an effective Lagrangian framework. An ILC of 500 $GeV$
center of mass energy with possible beam polarization is considered for this
purpose. The reach of ILC with integrated luminosity of 300 $fb^{-1}$ in the
determinati... | [
{
"created": "Wed, 14 Jan 2015 08:50:14 GMT",
"version": "v1"
},
{
"created": "Tue, 19 May 2015 07:36:03 GMT",
"version": "v2"
}
] | 2015-06-11 | [
[
"Kumar",
"Satendra",
""
],
[
"Poulose",
"P.",
""
],
[
"Sahoo",
"Shibananda",
""
]
] | In this work, Higgs couplings with gauge bosons is probed through $e^-e^+ \rightarrow W^-W^+H$ in an effective Lagrangian framework. An ILC of 500 $GeV$ center of mass energy with possible beam polarization is considered for this purpose. The reach of ILC with integrated luminosity of 300 $fb^{-1}$ in the determination... |
1207.6812 | Ramona Vogt | R. Vogt (LLNL and UC Davis), R. E. Nelson (LLNL and UC Davis) and A.
D. Frawley (Florida State) | Improving the J/psi Production Baseline at RHIC and the LHC | Proceedings for Hard Probes 2012, Cagliari, Italy | null | null | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We assess the theoretical uncertainties on the inclusive J/psi production
cross section in the Color Evaporation Model (CEM) using values for the charm
quark mass, renormalization and factorization scales obtained from a fit to the
charm production data. We use our new results to provide improved baseline
comparison ... | [
{
"created": "Mon, 30 Jul 2012 00:33:28 GMT",
"version": "v1"
}
] | 2012-07-31 | [
[
"Vogt",
"R.",
"",
"LLNL and UC Davis"
],
[
"Nelson",
"R. E.",
"",
"LLNL and UC Davis"
],
[
"Frawley",
"A. D.",
"",
"Florida State"
]
] | We assess the theoretical uncertainties on the inclusive J/psi production cross section in the Color Evaporation Model (CEM) using values for the charm quark mass, renormalization and factorization scales obtained from a fit to the charm production data. We use our new results to provide improved baseline comparison ca... |
1201.6305 | Sven Heinemeyer | S. Heinemeyer, F. v. d. Pahlen, H. Rzehak, C. Schappacher | MSSM Higgs Bosons from Stop and Chargino Decays | 7 pages, 2 figures, talk given at the LCWS 2011, September 2011,
Granada, Spain | null | null | CERN-PH-TH/2012-022; KA-TP-03-2012 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Higgs bosons of the MSSM can be produced from the decay of SUSY
particles. We review the evalulation of two decay modes in the MSSM with
complex parameters (cMSSM). The first type is the decay of the heavy scalar top
quark to a lighter scalar quark and a Higgs boson. The second type is the decay
of the heavy char... | [
{
"created": "Mon, 30 Jan 2012 18:04:39 GMT",
"version": "v1"
}
] | 2015-03-13 | [
[
"Heinemeyer",
"S.",
""
],
[
"Pahlen",
"F. v. d.",
""
],
[
"Rzehak",
"H.",
""
],
[
"Schappacher",
"C.",
""
]
] | The Higgs bosons of the MSSM can be produced from the decay of SUSY particles. We review the evalulation of two decay modes in the MSSM with complex parameters (cMSSM). The first type is the decay of the heavy scalar top quark to a lighter scalar quark and a Higgs boson. The second type is the decay of the heavy chargi... |
hep-ph/9502342 | Valentin Khoze | Valentin V. Khoze | Fermion Number Violation in the Background of a Gauge Field in Minkowski
Space | Few misprints are eliminated and the discussion leading to eqs.
(3.31) is reiterated. Accepted in Nucl. Phys. B, 29 Plain TEX pages plus 3
uuencoded PS figures. The hard copies of the figs are available from
valya.khoze@durham.ac.uk | Nucl.Phys. B445 (1995) 270-294 | 10.1016/0550-3213(95)00188-X | DTP/95/16 | hep-ph hep-th | null | Anomalous fermion number violation is studied in the background of a pure
SU(2) gauge field in Minkowski space using the method of N. Christ. It is
demonstrated that the chiral fermion number is violated by at most an integer
amount. Then the method is applied for a spherically symmetric Minkowski space
classical gau... | [
{
"created": "Fri, 17 Feb 1995 18:54:05 GMT",
"version": "v1"
},
{
"created": "Mon, 20 Feb 1995 11:19:14 GMT",
"version": "v2"
},
{
"created": "Tue, 16 May 1995 14:54:56 GMT",
"version": "v3"
},
{
"created": "Wed, 17 May 1995 10:02:39 GMT",
"version": "v4"
}
] | 2009-10-28 | [
[
"Khoze",
"Valentin V.",
""
]
] | Anomalous fermion number violation is studied in the background of a pure SU(2) gauge field in Minkowski space using the method of N. Christ. It is demonstrated that the chiral fermion number is violated by at most an integer amount. Then the method is applied for a spherically symmetric Minkowski space classical gauge... |
1607.01165 | Thomas Becher | Thomas Becher | QCD and High Energy Interactions: Moriond 2016 Theory Summary | 14 pages, 5 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | I summarize the theory talks presented at the 50 year anniversary conference.
The talks covered a wide range of topics, but common threads included
next-to-next-to-leading order predictions for many 2 -> 2 processes, beyond QCD
lattice simulations, work on the set of persistent flavor physics anomalies,
and discussio... | [
{
"created": "Tue, 5 Jul 2016 09:31:15 GMT",
"version": "v1"
}
] | 2016-07-06 | [
[
"Becher",
"Thomas",
""
]
] | I summarize the theory talks presented at the 50 year anniversary conference. The talks covered a wide range of topics, but common threads included next-to-next-to-leading order predictions for many 2 -> 2 processes, beyond QCD lattice simulations, work on the set of persistent flavor physics anomalies, and discussions... |
hep-ph/0605108 | Matteo Beccaria | M. Beccaria, G. Macorini, F.M. Renard, C. Verzegnassi | Single top production in the $t$-channel at LHC: a realistic test of
electroweak models | 28 pages, 10 eps figures | Phys.Rev.D74:013008,2006 | 10.1103/PhysRevD.74.013008 | PTA-06/14 | hep-ph | null | We compute the complete electroweak one-loop effect on the process of
$t$-channel single top production at LHC in the Standard Model and in the MSSM
within the mSUGRA symmetry breaking scheme. We find that the one-loop
electroweak SM effect is large, and decreases the cross section of an amount
that is of the same si... | [
{
"created": "Wed, 10 May 2006 07:55:31 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Beccaria",
"M.",
""
],
[
"Macorini",
"G.",
""
],
[
"Renard",
"F. M.",
""
],
[
"Verzegnassi",
"C.",
""
]
] | We compute the complete electroweak one-loop effect on the process of $t$-channel single top production at LHC in the Standard Model and in the MSSM within the mSUGRA symmetry breaking scheme. We find that the one-loop electroweak SM effect is large, and decreases the cross section of an amount that is of the same size... |
hep-ph/9412282 | Ulf Meissner | V. Bernard, N. Kaiser and Ulf-G. Mei{\ss}ner | Novel Pion Electroproduction Low-Energy Theorems | 6 pp, plain LaTeX, one figure available from the authors via fax or
normal mail | Phys.Rev.Lett. 74 (1995) 3752-3755 | 10.1103/PhysRevLett.74.3752 | CRN 94-66 and TK 94 19 | hep-ph nucl-th | null | We present novel low--energy theorems for the P--wave multipoles $2M_{1+} +
M_{1-}$, $M_{1+} -M_{1-}$, $E_{1+}$ and $L_{1\pm}$ for neutral pion
electroproduction off protons. These should be very useful for the analysis of
existing or future threshold data.
| [
{
"created": "Tue, 13 Dec 1994 08:52:14 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Bernard",
"V.",
""
],
[
"Kaiser",
"N.",
""
],
[
"Meißner",
"Ulf-G.",
""
]
] | We present novel low--energy theorems for the P--wave multipoles $2M_{1+} + M_{1-}$, $M_{1+} -M_{1-}$, $E_{1+}$ and $L_{1\pm}$ for neutral pion electroproduction off protons. These should be very useful for the analysis of existing or future threshold data. |
hep-ph/9905337 | Michael Strickland | Jens O. Andersen, Eric Braaten, and Michael Strickland | Hard-thermal-loop Resummation of the Thermodynamics of a Hot Gluon
Plasma | 35 pages, 6 figures | Phys.Rev.D61:014017,2000 | 10.1103/PhysRevD.61.014017 | null | hep-ph | null | We calculate the thermodynamic functions of a hot gluon plasma to leading
order in hard-thermal-loop (HTL) perturbation theory. Effects associated with
screening, gluon quasiparticles, and Landau damping are resummed to all orders.
The ultraviolet divergences generated by the HTL propagator corrections can be
cancell... | [
{
"created": "Fri, 14 May 1999 03:15:34 GMT",
"version": "v1"
},
{
"created": "Mon, 2 Aug 1999 16:57:53 GMT",
"version": "v2"
},
{
"created": "Fri, 27 Aug 1999 20:43:43 GMT",
"version": "v3"
}
] | 2016-09-06 | [
[
"Andersen",
"Jens O.",
""
],
[
"Braaten",
"Eric",
""
],
[
"Strickland",
"Michael",
""
]
] | We calculate the thermodynamic functions of a hot gluon plasma to leading order in hard-thermal-loop (HTL) perturbation theory. Effects associated with screening, gluon quasiparticles, and Landau damping are resummed to all orders. The ultraviolet divergences generated by the HTL propagator corrections can be cancelled... |
1811.08899 | Teppei Kitahara | Syuhei Iguro, Teppei Kitahara, Yuji Omura, Ryoutaro Watanabe, Kei
Yamamoto | $D^{\ast}$ polarization vs. $R_{D^{(\ast)}}$ anomalies in the leptoquark
models | 24 pages, 3 figures, 1 table; references added, version published in
JHEP | JHEP 1902 (2019) 194 | 10.1007/JHEP02(2019)194 | TTP18-037, ZU-TH-39/18 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Polarization measurements in $\bar{B} \to D^{(\ast)} \tau \overline{\nu}$ are
useful to check consistency in new physics explanations for the $R_{D}$ and
$R_{D^{\ast}}$ anomalies. In this paper, we investigate the $D^{\ast}$ and
$\tau$ polarizations and focus on the new physics contributions to the fraction
of a long... | [
{
"created": "Wed, 21 Nov 2018 19:00:00 GMT",
"version": "v1"
},
{
"created": "Mon, 3 Dec 2018 21:09:27 GMT",
"version": "v2"
},
{
"created": "Mon, 4 Mar 2019 16:25:38 GMT",
"version": "v3"
}
] | 2019-03-05 | [
[
"Iguro",
"Syuhei",
""
],
[
"Kitahara",
"Teppei",
""
],
[
"Omura",
"Yuji",
""
],
[
"Watanabe",
"Ryoutaro",
""
],
[
"Yamamoto",
"Kei",
""
]
] | Polarization measurements in $\bar{B} \to D^{(\ast)} \tau \overline{\nu}$ are useful to check consistency in new physics explanations for the $R_{D}$ and $R_{D^{\ast}}$ anomalies. In this paper, we investigate the $D^{\ast}$ and $\tau$ polarizations and focus on the new physics contributions to the fraction of a longit... |
1509.04596 | Xin Liu | Defa Dou, Xin Liu, Jing-Wu Li, and Zhen-Jun Xiao | Large non-factorizable contributions in $B \to a_0 a_0$ decays | 17 pages, 3 figures, and 2 tables; references added, contents
improved, to appear in JPG, matching the published version | null | 10.1088/0954-3899/43/4/045001 | JSNU/PHY-TH-2015 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate three tree-dominated $B \to a_0 a_0$ decays for the first time
in the perturbative QCD(pQCD) approach at leading order in the standard model,
with $a_0$ standing for the light scalar $a_0(980)$ state, which is assumed as
a meson based on the model of conventional two-quark$(q\bar q)$ structure. All
the... | [
{
"created": "Tue, 15 Sep 2015 15:08:55 GMT",
"version": "v1"
},
{
"created": "Mon, 25 Jan 2016 15:16:26 GMT",
"version": "v2"
}
] | 2016-03-23 | [
[
"Dou",
"Defa",
""
],
[
"Liu",
"Xin",
""
],
[
"Li",
"Jing-Wu",
""
],
[
"Xiao",
"Zhen-Jun",
""
]
] | We investigate three tree-dominated $B \to a_0 a_0$ decays for the first time in the perturbative QCD(pQCD) approach at leading order in the standard model, with $a_0$ standing for the light scalar $a_0(980)$ state, which is assumed as a meson based on the model of conventional two-quark$(q\bar q)$ structure. All the t... |
2008.13304 | Xin-Nian Wang | Yayun He, Longgang Pang and Xin-Nian Wang | Gradient tomography of jet quenching in high-energy heavy-ion collisions | 4 pages in Latex format for POS with 4 PDF figures, prepared for
publication in the proceedings of Hard Probes 2020 conference, 1-6 June 2020,
Austin, Texas | null | null | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We illustrate with both a Boltzmann diffusion equation and full simulations
of jet propagation in heavy-ion collisions within the Linear Boltzmann
Transport (LBT) model that the spatial gradient of the jet transport
coefficient perpendicular to the propagation direction can lead to a drift and
asymmetry in the transv... | [
{
"created": "Mon, 31 Aug 2020 00:23:00 GMT",
"version": "v1"
}
] | 2020-09-01 | [
[
"He",
"Yayun",
""
],
[
"Pang",
"Longgang",
""
],
[
"Wang",
"Xin-Nian",
""
]
] | We illustrate with both a Boltzmann diffusion equation and full simulations of jet propagation in heavy-ion collisions within the Linear Boltzmann Transport (LBT) model that the spatial gradient of the jet transport coefficient perpendicular to the propagation direction can lead to a drift and asymmetry in the transver... |
2212.03336 | Rudnei Ramos | Lucas G. C\^amara and Rudnei O. Ramos | Finite size effects in the phase transition patterns of coupled scalar
field systems | 19 pages, 8 figures. Many clarifications added. Version matching the
published one in the Physical Review D | Phys. Rev. D 107, 056021 (2023) | 10.1103/PhysRevD.107.056021 | null | hep-ph cond-mat.stat-mech hep-th | http://creativecommons.org/licenses/by/4.0/ | It is considered in this work the phase transition patterns for a coupled
two-scalar field system model under the combined effects of finite sizes and
temperature. The scalar fields are taken as propagating in a D=4 Euclidean
space with the usual periodic compactification in the Euclidean time direction
(with dimensi... | [
{
"created": "Tue, 6 Dec 2022 21:39:16 GMT",
"version": "v1"
},
{
"created": "Wed, 29 Mar 2023 17:08:50 GMT",
"version": "v2"
}
] | 2023-03-30 | [
[
"Câmara",
"Lucas G.",
""
],
[
"Ramos",
"Rudnei O.",
""
]
] | It is considered in this work the phase transition patterns for a coupled two-scalar field system model under the combined effects of finite sizes and temperature. The scalar fields are taken as propagating in a D=4 Euclidean space with the usual periodic compactification in the Euclidean time direction (with dimension... |
2208.03852 | Shinsuke Yoshida | Shinsuke Yoshida, Difei Zheng | Reformulation of the twist-3 gluon Sivers effect toward the application
to the heavy quarkonium production | 15 pages, 6 figures, to be published in Physical Review D | null | 10.1103/PhysRevD.106.034019 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | In this paper, we propose a new calculation method for the twist-3 gluon
Sivers effect within the collinear factorization approach. The method called
pole calculation has been used to derive the cross section formula for the
single transverse-spin asymmetry(SSA) as a standard method. We point out that
we encounter a ... | [
{
"created": "Mon, 8 Aug 2022 00:23:32 GMT",
"version": "v1"
}
] | 2022-08-31 | [
[
"Yoshida",
"Shinsuke",
""
],
[
"Zheng",
"Difei",
""
]
] | In this paper, we propose a new calculation method for the twist-3 gluon Sivers effect within the collinear factorization approach. The method called pole calculation has been used to derive the cross section formula for the single transverse-spin asymmetry(SSA) as a standard method. We point out that we encounter a pr... |
1706.03891 | Savely G. Karshenboim | Andrzej Czarnecki, Savely G. Karshenboim | Decay of the dimuonium into a photon and a neutral pion | corrected and extended list of references | null | 10.1103/PhysRevD.96.011302 | Alberta Thy 28-16 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We compute the decay rate of dimuonium into a neutral pion and a photon. We
find that approximately one in 10^5 ortho-dimuonia decays into this channel. We
also determine the contribution of the virtual photon-pion loop to the
hyperfine splitting in dimuonium and reproduce its leading effect in the
anomalous magnetic... | [
{
"created": "Tue, 13 Jun 2017 02:25:02 GMT",
"version": "v1"
},
{
"created": "Mon, 26 Jun 2017 08:02:55 GMT",
"version": "v2"
}
] | 2017-08-02 | [
[
"Czarnecki",
"Andrzej",
""
],
[
"Karshenboim",
"Savely G.",
""
]
] | We compute the decay rate of dimuonium into a neutral pion and a photon. We find that approximately one in 10^5 ortho-dimuonia decays into this channel. We also determine the contribution of the virtual photon-pion loop to the hyperfine splitting in dimuonium and reproduce its leading effect in the anomalous magnetic m... |
2311.06469 | Wei Chao | Wei Chao, Ying-Quan Peng | Majorana Majoron and the Baryon Asymmetry of the Universe | 15 pages, 4 figures, comments are welcome! | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The spontaneous breaking of the global lepton number, an accidental symmetry
in the Standard Model of particle physics, results in a massless goldstone
boson, the Majoron, which can be taken as a cold dark matter candidate with
properties similar to these of the axion. In this letter, we propose a novel
mass generati... | [
{
"created": "Sat, 11 Nov 2023 03:40:01 GMT",
"version": "v1"
}
] | 2023-11-14 | [
[
"Chao",
"Wei",
""
],
[
"Peng",
"Ying-Quan",
""
]
] | The spontaneous breaking of the global lepton number, an accidental symmetry in the Standard Model of particle physics, results in a massless goldstone boson, the Majoron, which can be taken as a cold dark matter candidate with properties similar to these of the axion. In this letter, we propose a novel mass generation... |
2211.16265 | Berndt Muller | Berndt M\"uller and Andreas Sch\"afer | Quark-Hadron Transition and Entanglement | null | null | null | null | hep-ph nucl-th | http://creativecommons.org/licenses/by/4.0/ | The dual holographic description has enjoyed many successes in explaining
fundamental properties of the early stages of relativistic heavy ion collisions
up to the formation of a minimal-viscosity quark-gluon fluid. However, there
have been few attempts to extend its application beyond this stage. Here we
explore the... | [
{
"created": "Tue, 29 Nov 2022 14:53:01 GMT",
"version": "v1"
}
] | 2022-11-30 | [
[
"Müller",
"Berndt",
""
],
[
"Schäfer",
"Andreas",
""
]
] | The dual holographic description has enjoyed many successes in explaining fundamental properties of the early stages of relativistic heavy ion collisions up to the formation of a minimal-viscosity quark-gluon fluid. However, there have been few attempts to extend its application beyond this stage. Here we explore the p... |
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