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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1412.1108 | Toru Kojo | Toru Kojo, Philip D. Powell, Yifan Song, Gordon Baym | Phenomenological QCD equation of state for massive neutron stars | 14 pages, 14 figures; v2 published version in PRD | Phys. Rev. D 91, 045003 (2015) | 10.1103/PhysRevD.91.045003 | null | hep-ph astro-ph.SR hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We construct an equation of state for massive neutron stars based on quantum
chromodynamics phenomenology. Our primary purpose is to delineate the relevant
ingredients of equations of state that simultaneously have the required
stiffness and satisfy constraints from thermodynamics and causality. These
ingredients are... | [
{
"created": "Tue, 2 Dec 2014 21:33:56 GMT",
"version": "v1"
},
{
"created": "Mon, 19 Jan 2015 17:59:29 GMT",
"version": "v2"
}
] | 2015-03-05 | [
[
"Kojo",
"Toru",
""
],
[
"Powell",
"Philip D.",
""
],
[
"Song",
"Yifan",
""
],
[
"Baym",
"Gordon",
""
]
] | We construct an equation of state for massive neutron stars based on quantum chromodynamics phenomenology. Our primary purpose is to delineate the relevant ingredients of equations of state that simultaneously have the required stiffness and satisfy constraints from thermodynamics and causality. These ingredients are: ... |
2311.18811 | Michel Stillger | Philipp B\"oer, Patrick Hager, Matthias Neubert, Michel Stillger,
Xiaofeng Xu (JGU Mainz) | Glauber Phases in Non-Global LHC Observables: Resummation for
Gluon-Initiated Processes | 38 pages, 5 figures | null | null | MITP-23-064 | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The resummation of the ''Glauber series'' in non-global LHC observables is
extended to processes with gluons in the initial state. This series
simultaneously incorporates large double-logarithmic corrections, the so-called
''super-leading logarithms'', together with higher-order exchanges of pairs of
Glauber gluons a... | [
{
"created": "Thu, 30 Nov 2023 18:52:53 GMT",
"version": "v1"
}
] | 2023-12-01 | [
[
"Böer",
"Philipp",
"",
"JGU Mainz"
],
[
"Hager",
"Patrick",
"",
"JGU Mainz"
],
[
"Neubert",
"Matthias",
"",
"JGU Mainz"
],
[
"Stillger",
"Michel",
"",
"JGU Mainz"
],
[
"Xu",
"Xiaofeng",
"",
"JGU Mainz"
]
] | The resummation of the ''Glauber series'' in non-global LHC observables is extended to processes with gluons in the initial state. This series simultaneously incorporates large double-logarithmic corrections, the so-called ''super-leading logarithms'', together with higher-order exchanges of pairs of Glauber gluons ass... |
1806.03358 | Sony Martins | M. B. Gay Ducati and S. Martins | Exclusive Photoproduction $J/\psi$ in Peripheral Pb-Pb | Poster presented at the XIV International Workshop on Hadron Physics,
Florian\'opolis, Brazil, March 2018 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The exclusive photoproduction of the $J/\psi$ state is investigated in
peripheral AA collisions for the energies available at the LHC, $\sqrt{s}=2.76$
TeV and $\sqrt{s}=5.02$ TeV. In order to evaluate the robustness of the
light-cone color dipole formalism, previously tested in the ultraperipheral
regime, the rapidit... | [
{
"created": "Fri, 8 Jun 2018 21:25:27 GMT",
"version": "v1"
}
] | 2018-06-12 | [
[
"Ducati",
"M. B. Gay",
""
],
[
"Martins",
"S.",
""
]
] | The exclusive photoproduction of the $J/\psi$ state is investigated in peripheral AA collisions for the energies available at the LHC, $\sqrt{s}=2.76$ TeV and $\sqrt{s}=5.02$ TeV. In order to evaluate the robustness of the light-cone color dipole formalism, previously tested in the ultraperipheral regime, the rapidity ... |
hep-ph/9808461 | Giorgio Papini | C.X. Chen, G. Papini, N. Mobed and G. Lambiase, G. Scarpetta | Maximal Acceleration Corrections to the Lamb Shift of Muonic Hydrogen | LaTex file, 9 pages, to be published in Il Nuovo Cimento B | Nuovo Cim. B114 (1999) 199-205 | null | null | hep-ph | null | The maximal acceleration corrections to the Lamb shift of muonic hydrogen are
calculated by using the relativistic Dirac wave functions. The correction for
the $2S-2P$ transition is $\sim 0.38$ meV and is higher than the accuracy of
present QED calculations and of the expected accuracy of experiments in
preparation.
| [
{
"created": "Fri, 28 Aug 1998 16:21:32 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Chen",
"C. X.",
""
],
[
"Papini",
"G.",
""
],
[
"Mobed",
"N.",
""
],
[
"Lambiase",
"G.",
""
],
[
"Scarpetta",
"G.",
""
]
] | The maximal acceleration corrections to the Lamb shift of muonic hydrogen are calculated by using the relativistic Dirac wave functions. The correction for the $2S-2P$ transition is $\sim 0.38$ meV and is higher than the accuracy of present QED calculations and of the expected accuracy of experiments in preparation. |
2302.14200 | Mohsen Khodadi | Mohsen Khodadi, Gaetano Lambiase and Leonardo Mastrototaro | Spontaneous Lorentz symmetry breaking effects on GRBs jets arising from
neutrino pair annihilation process near a black hole | 12 pages (two columns), 4 figures, 1 table, accepted for publication
in EPJC | Eur.Phys.J.C (2023) 83:239 | 10.1140/epjc/s10052-023-11369-2 | null | hep-ph astro-ph.HE gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The study of neutrino pair annihilation into electron-positron pairs
($\nu{\bar \nu}\to e^-e^+$) is astrophysically well-motivated because it is a
possible powering mechanism for the gamma-ray bursts (GRBs). In this paper, we
estimate the gamma-ray energy deposition rate (EDR) arising from the
annihilation of the neu... | [
{
"created": "Mon, 27 Feb 2023 23:35:41 GMT",
"version": "v1"
},
{
"created": "Wed, 22 Mar 2023 10:48:11 GMT",
"version": "v2"
}
] | 2023-03-23 | [
[
"Khodadi",
"Mohsen",
""
],
[
"Lambiase",
"Gaetano",
""
],
[
"Mastrototaro",
"Leonardo",
""
]
] | The study of neutrino pair annihilation into electron-positron pairs ($\nu{\bar \nu}\to e^-e^+$) is astrophysically well-motivated because it is a possible powering mechanism for the gamma-ray bursts (GRBs). In this paper, we estimate the gamma-ray energy deposition rate (EDR) arising from the annihilation of the neutr... |
1004.4368 | Eef van Beveren | Eef van Beveren and George Rupp | Evidence for further charmonium vector resonances | 5 pages, 5 figures | Chinese Physics C35, 319-324 (2011) | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the shape of threshold signals in production cross sections of the
reaction e+ + e- --> D* + antiD*, at the opening of the D(s)* antiD(s)* and
Lambda(c)+ Lambda(c)- channels. Furthermore, evidence for the 3D, 5S, 4D, 6S,
5D, 7S, 6D, and 8S charmonium vector resonances is presented, on the basis of
data rec... | [
{
"created": "Sun, 25 Apr 2010 17:54:26 GMT",
"version": "v1"
}
] | 2011-03-16 | [
[
"van Beveren",
"Eef",
""
],
[
"Rupp",
"George",
""
]
] | We discuss the shape of threshold signals in production cross sections of the reaction e+ + e- --> D* + antiD*, at the opening of the D(s)* antiD(s)* and Lambda(c)+ Lambda(c)- channels. Furthermore, evidence for the 3D, 5S, 4D, 6S, 5D, 7S, 6D, and 8S charmonium vector resonances is presented, on the basis of data recen... |
1306.2703 | Stefan H\"oche | Stefan Hoeche, Junwu Huang, Gionata Luisoni, Marek Schoenherr, Jan
Winter | Zero and one jet combined NLO analysis of the top quark forward-backward
asymmetry | 16 pages, 2 tables, 3 figures | null | 10.1103/PhysRevD.88.014040 | SLAC-PUB 15553, MPP-2013-154, IPPP/13/39, DCPT/13/78, MCNET/13/07,
LPN13-035 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present an analysis of the forward-backward asymmetry in the production of
top quark pairs at the Tevatron collider. We use novel Monte Carlo methods for
merging matrix elements and parton showers to combine NLO QCD predictions for
tt and tt+jet production. Theoretical uncertainties are quantified in detail.
We fi... | [
{
"created": "Wed, 12 Jun 2013 03:39:40 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Jul 2013 07:50:24 GMT",
"version": "v2"
}
] | 2013-08-09 | [
[
"Hoeche",
"Stefan",
""
],
[
"Huang",
"Junwu",
""
],
[
"Luisoni",
"Gionata",
""
],
[
"Schoenherr",
"Marek",
""
],
[
"Winter",
"Jan",
""
]
] | We present an analysis of the forward-backward asymmetry in the production of top quark pairs at the Tevatron collider. We use novel Monte Carlo methods for merging matrix elements and parton showers to combine NLO QCD predictions for tt and tt+jet production. Theoretical uncertainties are quantified in detail. We find... |
hep-ph/0104045 | Jose Maria Martinez Resco | J.M. Martinez Resco, M.A. Valle Basagoiti | Matter-induced vertices for photon splitting in a weakly magnetized
plasma | 14 pages, 1 figure. Accepted for publication in PRD | Phys.Rev. D64 (2001) 016006 | 10.1103/PhysRevD.64.016006 | null | hep-ph | null | We evaluate the three-photon vertex functions at order $B$ and $B^{2}$ in a
weak constant magnetic field at finite temperature and density with on shell
external lines. Their application to the study of the photon splitting process
leads to consider high energy photons whose dispersion relations are not
changed signi... | [
{
"created": "Wed, 4 Apr 2001 09:53:57 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Resco",
"J. M. Martinez",
""
],
[
"Basagoiti",
"M. A. Valle",
""
]
] | We evaluate the three-photon vertex functions at order $B$ and $B^{2}$ in a weak constant magnetic field at finite temperature and density with on shell external lines. Their application to the study of the photon splitting process leads to consider high energy photons whose dispersion relations are not changed signifi... |
1711.00787 | Matthias Jamin | Matthias Jamin and Ramon Miravitllas | Absence of even-integer $\zeta$-function values in Euclidean physical
quantities in QCD | 5 pages; 2 refs added, version published in Phys. Lett. B | Phys. Lett. B779 (2018) 452-455 | 10.1016/j.physletb.2018.02.030 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | At order $\alpha_s^4$ in perturbative quantum chromodynamics, even-integer
$\zeta$-function values are present in Euclidean physical correlation functions
like the scalar quark correlation function or the scalar gluonium correlator.
We demonstrate that these contributions cancel when the perturbative expansion
is exp... | [
{
"created": "Thu, 2 Nov 2017 15:43:51 GMT",
"version": "v1"
},
{
"created": "Tue, 6 Mar 2018 07:03:15 GMT",
"version": "v2"
}
] | 2018-03-07 | [
[
"Jamin",
"Matthias",
""
],
[
"Miravitllas",
"Ramon",
""
]
] | At order $\alpha_s^4$ in perturbative quantum chromodynamics, even-integer $\zeta$-function values are present in Euclidean physical correlation functions like the scalar quark correlation function or the scalar gluonium correlator. We demonstrate that these contributions cancel when the perturbative expansion is expre... |
hep-ph/9504328 | Michael P. Mattis | Nick Dorey and Michael Mattis | The Large-N_c Renormalization Group | Talk presented at the 1995 Int'l Workshop on Nuclear & Particle
Physics, Seoul, Korea. Accompanied by uu-compressed figures, automatically
inserted into LaTeX file | null | null | null | hep-ph | null | In this talk we review how effective theories of mesons and baryons become
exactly soluble in the large-N_c limit. We start with a generic hadron
Lagrangian constrained only by certain well-known large-N_c selection rules.
The bare vertices of the theory are dressed by an infinite class of UV
divergent Feynman diagra... | [
{
"created": "Tue, 18 Apr 1995 23:14:14 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Dorey",
"Nick",
""
],
[
"Mattis",
"Michael",
""
]
] | In this talk we review how effective theories of mesons and baryons become exactly soluble in the large-N_c limit. We start with a generic hadron Lagrangian constrained only by certain well-known large-N_c selection rules. The bare vertices of the theory are dressed by an infinite class of UV divergent Feynman diagrams... |
2211.02028 | Vedran Brdar | Vedran Brdar, Ying-Ying Li | Neutrino Origin of LHAASO's 18 TeV GRB221009A Photon | 5 pages, 2 figures, published version | Phys. Lett. B 839 (2023) 137763 | 10.1016/j.physletb.2023.137763 | USTC-ICTS/PCFT-22-30 | hep-ph astro-ph.CO astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | LHAASO collaboration detected photons with energy above 10 TeV from the most
recent gamma-ray burst (GRB), GRB221009A. Given the redshift of this event,
$z\sim 0.15$, photons of such energy are expected to interact with the diffuse
extragalactic background light (EBL) well before reaching Earth. In this paper
we prov... | [
{
"created": "Thu, 3 Nov 2022 17:47:24 GMT",
"version": "v1"
},
{
"created": "Wed, 15 Feb 2023 13:52:37 GMT",
"version": "v2"
}
] | 2023-02-16 | [
[
"Brdar",
"Vedran",
""
],
[
"Li",
"Ying-Ying",
""
]
] | LHAASO collaboration detected photons with energy above 10 TeV from the most recent gamma-ray burst (GRB), GRB221009A. Given the redshift of this event, $z\sim 0.15$, photons of such energy are expected to interact with the diffuse extragalactic background light (EBL) well before reaching Earth. In this paper we provid... |
hep-ph/0608066 | Gouranga Nayak | Gouranga C. Nayak (SUNY, Stony Brook), Jian-Wei Qiu (Iowa State U.),
George Sterman (SUNY, Stony Brook) | NRQCD Factorization and Velocity-dependence of NNLO Poles in Heavy
Quarkonium Production | 23pages latex, 2 figures | Phys.Rev.D74:074007,2006 | 10.1103/PhysRevD.74.074007 | YITP-SB-06-23 | hep-ph hep-th nucl-th | null | We study the transition of a heavy quark pair from octet to singlet color
configurations at next-to-next-to-leading order (NNLO) in heavy quarkonium
production. We show that the infrared singularities in this process are
consistent with NRQCD factorization to all orders in the heavy quark relative
velocity v. This fa... | [
{
"created": "Sat, 5 Aug 2006 17:40:03 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Nayak",
"Gouranga C.",
"",
"SUNY, Stony Brook"
],
[
"Qiu",
"Jian-Wei",
"",
"Iowa State U."
],
[
"Sterman",
"George",
"",
"SUNY, Stony Brook"
]
] | We study the transition of a heavy quark pair from octet to singlet color configurations at next-to-next-to-leading order (NNLO) in heavy quarkonium production. We show that the infrared singularities in this process are consistent with NRQCD factorization to all orders in the heavy quark relative velocity v. This fact... |
hep-ph/9605337 | Dr. Ivica Picek | J.O. Eeg, K. Kumericki and I. Picek | On the dispersive two-photon K_L -> \mu^+ \mu^- amplitude | 7 pages, 6 PS figures, uses psfig, revised version with important
numerical error corrected, to appear in Z.f.Phys.C (and one additional
reference) | Eur.Phys.J.C1:531-537,1998 | 10.1007/s100520050102 | BI - TP 96/08, Oslo-TP-2-96 and ZTF - 96/03 | hep-ph | null | We present a full account of the two-loop electroweak, two-photon mediated
short-distance dispersive $K_L \to\mu^+\mu^-$ decay amplitude. QCD corrections
change the sign of this amplitude and reduce it by an order of magnitude. Thus,
the QCD-corrected two-loop amplitude represents only a small fraction (with the
cent... | [
{
"created": "Fri, 17 May 1996 09:59:25 GMT",
"version": "v1"
},
{
"created": "Wed, 27 Aug 1997 12:29:37 GMT",
"version": "v2"
}
] | 2011-09-13 | [
[
"Eeg",
"J. O.",
""
],
[
"Kumericki",
"K.",
""
],
[
"Picek",
"I.",
""
]
] | We present a full account of the two-loop electroweak, two-photon mediated short-distance dispersive $K_L \to\mu^+\mu^-$ decay amplitude. QCD corrections change the sign of this amplitude and reduce it by an order of magnitude. Thus, the QCD-corrected two-loop amplitude represents only a small fraction (with the centra... |
1802.07237 | Gauthier Durieux | J. A. Aguilar Saavedra, C. Degrande, G. Durieux, F. Maltoni, E.
Vryonidou, C. Zhang (editors), D. Barducci, I. Brivio, V. Cirigliano, W.
Dekens, J. de Vries, C. Englert, M. Fabbrichesi, C. Grojean, U. Haisch, Y.
Jiang, J. Kamenik, M. Mangano, D. Marzocca, E. Mereghetti, K. Mimasu, L.
Moore, G. Perez, T. Plehn, ... | Interpreting top-quark LHC measurements in the standard-model effective
field theory | LHC TOP WG note, 10 pages of main text, 5 appendices, 1 figure, 21
tables | null | null | CERN-LPCC-2018-01 | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | This note proposes common standards and prescriptions for the
effective-field-theory interpretation of top-quark measurements at the LHC.
| [
{
"created": "Tue, 20 Feb 2018 18:31:50 GMT",
"version": "v1"
}
] | 2018-02-21 | [
[
"Saavedra",
"J. A. Aguilar",
"",
"editors"
],
[
"Degrande",
"C.",
"",
"editors"
],
[
"Durieux",
"G.",
"",
"editors"
],
[
"Maltoni",
"F.",
"",
"editors"
],
[
"Vryonidou",
"E.",
"",
"editors"
],
[
"Zhang",
"C... | This note proposes common standards and prescriptions for the effective-field-theory interpretation of top-quark measurements at the LHC. |
hep-ph/0009119 | Klaus Werner | G. Bossard, H.J. Drescher, N.N. Kalmykov, S. Ostapchenko, A.I. Pavlov,
T. Pierog, E.A. Vishnevskaya, K. Werner | Cosmic Ray Air Shower Characteristics in the Framework of the
Parton-Based Gribov-Regge Model NEXUS | 15 pages, 8 figures | Phys.Rev. D63 (2001) 054030 | 10.1103/PhysRevD.63.054030 | SUBATECH 00-13 | hep-ph astro-ph nucl-th | null | The purpose of this paper is twofold: first we want to introduce a new type
of hadronic interaction model (NEXUS), which has a much more solid theoretical
basis as, for example, presently used models like QGSJET and VENUS, and ensures
therefore a much more reliable extrapolation towards high energies. Secondly,
we wa... | [
{
"created": "Mon, 11 Sep 2000 12:09:03 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Bossard",
"G.",
""
],
[
"Drescher",
"H. J.",
""
],
[
"Kalmykov",
"N. N.",
""
],
[
"Ostapchenko",
"S.",
""
],
[
"Pavlov",
"A. I.",
""
],
[
"Pierog",
"T.",
""
],
[
"Vishnevskaya",
"E. A.",
""
],
[
"W... | The purpose of this paper is twofold: first we want to introduce a new type of hadronic interaction model (NEXUS), which has a much more solid theoretical basis as, for example, presently used models like QGSJET and VENUS, and ensures therefore a much more reliable extrapolation towards high energies. Secondly, we want... |
hep-ph/0209368 | Thomas Schwetz | M. Maltoni, T. Schwetz, M.A. Tortola, J.W.F. Valle | Global analysis of neutrino oscillation data in four-neutrino schemes | 5 pages, 4 figures, Talk by T. Schwetz at XXX Int. Meeting on
Fundamental Physics, Jaca, Spain, 28 Jan-1 Feb 2002 | Nucl.Phys.Proc.Suppl.114:203-207,2003 | 10.1016/S0920-5632(02)01906-0 | UWThPh-2002-29 | hep-ph | null | We present an analysis of the global neutrino oscillation data in terms of
four-neutrino mass schemes. We find that the strong preference of oscillations
into active neutrinos implied by the latest solar as well as atmospheric
neutrino data allows to rule out (2+2) mass schemes, whereas (3+1) schemes are
strongly dis... | [
{
"created": "Mon, 30 Sep 2002 13:17:09 GMT",
"version": "v1"
}
] | 2009-09-17 | [
[
"Maltoni",
"M.",
""
],
[
"Schwetz",
"T.",
""
],
[
"Tortola",
"M. A.",
""
],
[
"Valle",
"J. W. F.",
""
]
] | We present an analysis of the global neutrino oscillation data in terms of four-neutrino mass schemes. We find that the strong preference of oscillations into active neutrinos implied by the latest solar as well as atmospheric neutrino data allows to rule out (2+2) mass schemes, whereas (3+1) schemes are strongly disfa... |
2401.05258 | Siyuan Li | D. Harnett, Siyuan Li, T.G. Steele | Numerically Computing Finite Temperature Loop Integrals using pySecDec | 16 pages, 9 figures | null | null | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Finite-temperature quantum field theory provides the foundation for many
important phenomena in the Standard Model and extensions, including phase
transitions, baryogenesis, and gravitational waves. Methods are developed to
enable application of pySecDec (a Python-language-based package designed for
numerical calcula... | [
{
"created": "Wed, 10 Jan 2024 16:37:12 GMT",
"version": "v1"
}
] | 2024-01-11 | [
[
"Harnett",
"D.",
""
],
[
"Li",
"Siyuan",
""
],
[
"Steele",
"T. G.",
""
]
] | Finite-temperature quantum field theory provides the foundation for many important phenomena in the Standard Model and extensions, including phase transitions, baryogenesis, and gravitational waves. Methods are developed to enable application of pySecDec (a Python-language-based package designed for numerical calculati... |
0901.0720 | Jing Shu | Seong Chan Park, Jing Shu | Split-UED and Dark Matter | 4 pages, 3 figures, 1 table | Phys.Rev.D79:091702,2009 | 10.1103/PhysRevD.79.091702 | IPMU 09-0003 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by the recent observation of the high energy electron and positron
excesses in cosmic ray by PAMELA and ATIC/PPB-BETS, we suggest an anomaly-free
scenario for the universal extra dimension that localizes the SM quarks and
splits the spectrum of KK quarks from KK leptons. When the SM quarks are "well
localiz... | [
{
"created": "Wed, 7 Jan 2009 11:55:42 GMT",
"version": "v1"
},
{
"created": "Tue, 12 May 2009 13:22:35 GMT",
"version": "v2"
}
] | 2010-04-14 | [
[
"Park",
"Seong Chan",
""
],
[
"Shu",
"Jing",
""
]
] | Motivated by the recent observation of the high energy electron and positron excesses in cosmic ray by PAMELA and ATIC/PPB-BETS, we suggest an anomaly-free scenario for the universal extra dimension that localizes the SM quarks and splits the spectrum of KK quarks from KK leptons. When the SM quarks are "well localized... |
2101.08916 | Yalu Hu | YaLu Hu, ChuanLe Sun, Xiao-Min Shen, Jun Gao | Hadronic decays of Higgs boson at NNLO matched with parton shower | 28 pages, 12 figures; published version | null | 10.1007/JHEP08(2021)122 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present predictions for hadronic decays of the Higgs boson at
next-to-next-to-leading order (NNLO) in QCD matched with parton shower based on
the POWHEG framework. Those include decays into bottom quarks with full
bottom-quark mass dependence, light quarks, and gluons in the heavy top quark
effective theory. Our c... | [
{
"created": "Fri, 22 Jan 2021 01:51:31 GMT",
"version": "v1"
},
{
"created": "Fri, 29 Oct 2021 06:21:08 GMT",
"version": "v2"
}
] | 2021-11-01 | [
[
"Hu",
"YaLu",
""
],
[
"Sun",
"ChuanLe",
""
],
[
"Shen",
"Xiao-Min",
""
],
[
"Gao",
"Jun",
""
]
] | We present predictions for hadronic decays of the Higgs boson at next-to-next-to-leading order (NNLO) in QCD matched with parton shower based on the POWHEG framework. Those include decays into bottom quarks with full bottom-quark mass dependence, light quarks, and gluons in the heavy top quark effective theory. Our cal... |
hep-ph/9407275 | Oleg Selyugin | S.V.Goloskokov, O.V.Selyugin | Spin Effects in pp-scattering at difraction range and RHIC energies | 10 pages, LaTex, two Tables, 3 figs. {files .ps in the end this file}
JINR preprint E2-94-262 | Phys.Atom.Nucl. 58 (1995) 1791-1794; Yad.Fiz. 58 (1995) 1894-1897 | null | null | hep-ph | null | The spin effects in nucleon-nucleon scattering are calculated in the
framework of the dynamic model taking into account interactions at large
distances and the strong form factors; the model factorization of the $NN$
amplitude into the spin-dependent hadron-pomeron vertex and high-energy
spinless pomeron is obtained.... | [
{
"created": "Tue, 12 Jul 1994 11:00:18 GMT",
"version": "v1"
}
] | 2009-09-25 | [
[
"Goloskokov",
"S. V.",
""
],
[
"Selyugin",
"O. V.",
""
]
] | The spin effects in nucleon-nucleon scattering are calculated in the framework of the dynamic model taking into account interactions at large distances and the strong form factors; the model factorization of the $NN$ amplitude into the spin-dependent hadron-pomeron vertex and high-energy spinless pomeron is obtained. T... |
1905.02615 | Christian Fischer | Paul C. Wallbott, Gernot Eichmann and Christian S. Fischer | $X(3872)$ as a four-quark state in a Dyson-Schwinger/Bethe-Salpeter
approach | 8 pages, 2 figures; v2: minor typos corrected | Phys. Rev. D 100, 014033 (2019) | 10.1103/PhysRevD.100.014033 | null | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We generalise the framework of Dyson-Schwinger and Bethe-Salpeter equations
for four-quark states to accommodate the case of unequal quark masses. As a
first application, we consider the quantum numbers $I(J^{PC})=0(1^{++})$ of the
$X(3872)$ and study the four-quark states with quark contents
$cq\bar{q}\bar{c}$ and $... | [
{
"created": "Tue, 7 May 2019 14:38:38 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Jul 2019 13:12:33 GMT",
"version": "v2"
}
] | 2019-08-07 | [
[
"Wallbott",
"Paul C.",
""
],
[
"Eichmann",
"Gernot",
""
],
[
"Fischer",
"Christian S.",
""
]
] | We generalise the framework of Dyson-Schwinger and Bethe-Salpeter equations for four-quark states to accommodate the case of unequal quark masses. As a first application, we consider the quantum numbers $I(J^{PC})=0(1^{++})$ of the $X(3872)$ and study the four-quark states with quark contents $cq\bar{q}\bar{c}$ and $cs... |
2311.13941 | Simone Rodini | Valerio Bertone, Rafael F. del Castillo, Miguel G. Echevarria, \'Oscar
del R\'io, Simone Rodini | One-loop evolution of twist-2 generalized parton distributions | Updated list of references | null | null | DESY-23-188, IPARCOS-UCM-23-128 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We revisit the evolution of generalised parton distributions (GPDs) at the
leading order in the strong coupling constant $\alpha_s$ for all of the twist-2
quark and gluon operators. We rederive the relevant one-loop evolution kernels,
expressing them in a form suitable for implementation, and check analytically
that ... | [
{
"created": "Thu, 23 Nov 2023 11:44:34 GMT",
"version": "v1"
},
{
"created": "Tue, 13 Feb 2024 14:22:04 GMT",
"version": "v2"
},
{
"created": "Thu, 15 Feb 2024 08:18:21 GMT",
"version": "v3"
}
] | 2024-02-16 | [
[
"Bertone",
"Valerio",
""
],
[
"del Castillo",
"Rafael F.",
""
],
[
"Echevarria",
"Miguel G.",
""
],
[
"del Río",
"Óscar",
""
],
[
"Rodini",
"Simone",
""
]
] | We revisit the evolution of generalised parton distributions (GPDs) at the leading order in the strong coupling constant $\alpha_s$ for all of the twist-2 quark and gluon operators. We rederive the relevant one-loop evolution kernels, expressing them in a form suitable for implementation, and check analytically that so... |
2011.10434 | Svetlana Belokurova | S.Belokurova | Study of strongly intense quantities and robust variances in
multi-particle production at LHC energies | 8 pages, 4 figures, reported at LXX International conference NUCLEUS
- 2020. Nuclear physics and elementary particle physics. Nuclear physics
technologies | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | The strongly intense quantities and robust variances in processes of
multi-particle production in pp and AA interactions at LHC energies was
studied. The Monte Carlo and analytic modelling of these quantities in the
framework of a quark-gluon string model were implies. The string fusion effects
were also taken into a... | [
{
"created": "Fri, 20 Nov 2020 14:55:18 GMT",
"version": "v1"
}
] | 2020-11-23 | [
[
"Belokurova",
"S.",
""
]
] | The strongly intense quantities and robust variances in processes of multi-particle production in pp and AA interactions at LHC energies was studied. The Monte Carlo and analytic modelling of these quantities in the framework of a quark-gluon string model were implies. The string fusion effects were also taken into acc... |
1705.00001 | Don Bunk | Don Bunk, Jay Hubisz, Bithika Jain | A Perturbative RS I Cosmological Phase Transition | 34pp, 12 figures | null | 10.1140/epjc/s10052-018-5529-2 | null | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We identify a class of Randall-Sundrum type models with a successful first
order cosmological phase transition during which a 5D dual of approximate
conformal symmetry is spontaneously broken. Our focus is on soft-wall models
that naturally realize a light radion/dilaton and suppressed dynamical
contribution to the c... | [
{
"created": "Thu, 27 Apr 2017 18:00:13 GMT",
"version": "v1"
}
] | 2018-03-14 | [
[
"Bunk",
"Don",
""
],
[
"Hubisz",
"Jay",
""
],
[
"Jain",
"Bithika",
""
]
] | We identify a class of Randall-Sundrum type models with a successful first order cosmological phase transition during which a 5D dual of approximate conformal symmetry is spontaneously broken. Our focus is on soft-wall models that naturally realize a light radion/dilaton and suppressed dynamical contribution to the cos... |
1010.4185 | Aleksandrs Aleksejevs | A. Aleksejevs, S. Barkanova, A. Ilyichev, Y. Kolomensky, V. Zykunov | One-loop electroweak corrections for polarized Moller scattering at
different renormalization schemes and conditions | 14 pages, 9 figures, extended analysis in CDR scheme | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Using two different approaches, we perform updated and detailed calculations
of the complete one-loop (Next-to-Leading Order (NLO)) set of electroweak
radiative corrections to the parity violating e- e- -> e- e- (gamma) scattering
asymmetry. Our first approach, more classical, relies on calculations "by hand"
with re... | [
{
"created": "Wed, 20 Oct 2010 12:50:16 GMT",
"version": "v1"
},
{
"created": "Sat, 23 Oct 2010 23:06:17 GMT",
"version": "v2"
},
{
"created": "Tue, 16 Aug 2011 20:42:25 GMT",
"version": "v3"
}
] | 2011-08-18 | [
[
"Aleksejevs",
"A.",
""
],
[
"Barkanova",
"S.",
""
],
[
"Ilyichev",
"A.",
""
],
[
"Kolomensky",
"Y.",
""
],
[
"Zykunov",
"V.",
""
]
] | Using two different approaches, we perform updated and detailed calculations of the complete one-loop (Next-to-Leading Order (NLO)) set of electroweak radiative corrections to the parity violating e- e- -> e- e- (gamma) scattering asymmetry. Our first approach, more classical, relies on calculations "by hand" with reas... |
1412.1744 | Sushant Raut | Monojit Ghosh, Srubabati Goswami, Sushant K. Raut | Maximising the DUNE early physics output with current experiments | Version accepted for publication in Eur. Phys. J. C | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Deep Underground Neutrino Experiment (DUNE) is a proposed next generation
superbeam experiment at Fermilab. Its aims include measuring the unknown
neutrino oscillation parameters -- the neutrino mass hierarchy, the octant of
the mixing angle $\theta_{23}$ and the CP violating phase $\delta_{CP}$. The
current and ... | [
{
"created": "Thu, 4 Dec 2014 17:55:58 GMT",
"version": "v1"
},
{
"created": "Tue, 1 Mar 2016 14:25:18 GMT",
"version": "v2"
},
{
"created": "Thu, 3 Mar 2016 09:18:15 GMT",
"version": "v3"
}
] | 2016-03-04 | [
[
"Ghosh",
"Monojit",
""
],
[
"Goswami",
"Srubabati",
""
],
[
"Raut",
"Sushant K.",
""
]
] | The Deep Underground Neutrino Experiment (DUNE) is a proposed next generation superbeam experiment at Fermilab. Its aims include measuring the unknown neutrino oscillation parameters -- the neutrino mass hierarchy, the octant of the mixing angle $\theta_{23}$ and the CP violating phase $\delta_{CP}$. The current and up... |
hep-ph/0606148 | Jens Erler | Jens Erler | Fit to Electroweak Precision Data | 4 pages, presented at the 2006 Conference on the Intersections of
Particle and Nuclear Physics (CIPANP 2006), Rio Grande, Puerto Rico, May 30
-- June 3, 2006 | null | 10.1063/1.2402624 | null | hep-ph hep-ex | null | A brief review of electroweak precision data from LEP, SLC, the Tevatron, and
low energies is presented. The global fit to all data including the most recent
results on the masses of the top quark and the W boson reinforces the
preference for a relatively light Higgs boson. I will also give an outlook on
future devel... | [
{
"created": "Mon, 12 Jun 2006 22:01:59 GMT",
"version": "v1"
}
] | 2009-11-11 | [
[
"Erler",
"Jens",
""
]
] | A brief review of electroweak precision data from LEP, SLC, the Tevatron, and low energies is presented. The global fit to all data including the most recent results on the masses of the top quark and the W boson reinforces the preference for a relatively light Higgs boson. I will also give an outlook on future develop... |
1311.7392 | Krzysztof Golec-Biernat | Krzysztof Golec-Biernat and Emilia Lewandowska | Initial conditions for evolution of double parton distributions | presented at DIS2013 at Marseilles, France, 22-26 April, 2013, one
reference added | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Double parton distribution functions (DPDFs) are used in the QCD description
of double parton scattering. The DPDFs evolve with hard scales through
relatively new QCD evolution equations which obey nontrivial momentum and
valence quark number sum rules. Based on the constructed numerical program, we
present results o... | [
{
"created": "Thu, 28 Nov 2013 18:13:48 GMT",
"version": "v1"
},
{
"created": "Thu, 19 Dec 2013 15:28:35 GMT",
"version": "v2"
}
] | 2013-12-20 | [
[
"Golec-Biernat",
"Krzysztof",
""
],
[
"Lewandowska",
"Emilia",
""
]
] | Double parton distribution functions (DPDFs) are used in the QCD description of double parton scattering. The DPDFs evolve with hard scales through relatively new QCD evolution equations which obey nontrivial momentum and valence quark number sum rules. Based on the constructed numerical program, we present results on ... |
hep-ph/0512187 | Frank Wilczek | Frank Wilczek | Enlightenment, Knowledge, Ignorance, Temptation | 10 pages, 5 figures. Summary talk at ``Expectations of a Final
Theory'', Trinity College, Cambridge, September 2005. v2: date of earlier
conference corrected (2003->2001) | null | null | null | hep-ph astro-ph hep-th | null | I discuss the historical and conceptual roots of reasoning about the
parameters of fundamental physics and cosmology based on selection effects. I
argue concretely that such reasoning can and should be combined with arguments
based on symmetry and dynamics; it supplements them, but does not replace them.
| [
{
"created": "Wed, 14 Dec 2005 20:46:29 GMT",
"version": "v1"
},
{
"created": "Sat, 17 Dec 2005 23:05:34 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Wilczek",
"Frank",
""
]
] | I discuss the historical and conceptual roots of reasoning about the parameters of fundamental physics and cosmology based on selection effects. I argue concretely that such reasoning can and should be combined with arguments based on symmetry and dynamics; it supplements them, but does not replace them. |
hep-ph/9909561 | David London | B. Kayser and D. London | Exploring CP Violation with B_d -> D K_s Decays | 15 pages, LaTeX, no figures | Phys.Rev.D61:116013,2000 | 10.1103/PhysRevD.61.116013 | NSF-PT-99-5, UdeM-GPP-TH-98-47 | hep-ph | null | We (re)examine CP violation in the decays B_d -> D K_s, where D represents
D^0, D(bar), or one of their excited states. The quantity $\sin^2(2\beta +
\gamma)$ can be extracted from the time-dependent rates for $B_d(t) -> {\bar
D}^{**0} K_s$ and $B_d(t) -> D^{**0} K_s$, where the $D^{**0}$ decays to
$D^{(*)+}\pi^-$. I... | [
{
"created": "Wed, 29 Sep 1999 20:09:13 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Kayser",
"B.",
""
],
[
"London",
"D.",
""
]
] | We (re)examine CP violation in the decays B_d -> D K_s, where D represents D^0, D(bar), or one of their excited states. The quantity $\sin^2(2\beta + \gamma)$ can be extracted from the time-dependent rates for $B_d(t) -> {\bar D}^{**0} K_s$ and $B_d(t) -> D^{**0} K_s$, where the $D^{**0}$ decays to $D^{(*)+}\pi^-$. If ... |
0712.2176 | Georg Raffelt | Andreu Esteban-Pretel, Sergio Pastor, Ricard Tomas, Georg Raffelt,
Gunter Sigl | Multi-angle effects in collective supernova neutrino oscillations | Contribution to TAUP 07, Sendai, Japan | J.Phys.Conf.Ser.120:052021,2008 | 10.1088/1742-6596/120/5/052021 | MPP-2007-188 | hep-ph | null | We study two-flavor collective neutrino oscillations in the dense-neutrino
region above the neutrino sphere in a supernova (SN). The angular dependence of
the neutrino-neutrino interaction potential causes "multi-angle" effects that
can lead either to complete kinematical decoherence in flavor space or only to
small ... | [
{
"created": "Thu, 13 Dec 2007 15:48:08 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Esteban-Pretel",
"Andreu",
""
],
[
"Pastor",
"Sergio",
""
],
[
"Tomas",
"Ricard",
""
],
[
"Raffelt",
"Georg",
""
],
[
"Sigl",
"Gunter",
""
]
] | We study two-flavor collective neutrino oscillations in the dense-neutrino region above the neutrino sphere in a supernova (SN). The angular dependence of the neutrino-neutrino interaction potential causes "multi-angle" effects that can lead either to complete kinematical decoherence in flavor space or only to small di... |
hep-ph/0309202 | Massimo Blasone Dr | Massimo Blasone, Giuseppe Vitiello | Quantum Field Theory of particle mixing and oscillations | 24 pages, 3 figures. Presented at "Symmetries in Science XIII",
Kloster Mehrerau, Bregenz, Austria - July 20-24, 2003 | null | null | null | hep-ph | null | We report on recent results on the Quantum Field Theory of mixed particles.
The quantization procedure is discussed in detail, both for fermions and for
bosons and the unitary inequivalence of the flavor and mass representations is
proved. Oscillation formulas exhibiting corrections with respect to the usual
quantum ... | [
{
"created": "Wed, 17 Sep 2003 16:39:30 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Blasone",
"Massimo",
""
],
[
"Vitiello",
"Giuseppe",
""
]
] | We report on recent results on the Quantum Field Theory of mixed particles. The quantization procedure is discussed in detail, both for fermions and for bosons and the unitary inequivalence of the flavor and mass representations is proved. Oscillation formulas exhibiting corrections with respect to the usual quantum me... |
0706.4443 | Hendrik van Hees | H. van Hees and R. Rapp | Thermal Dileptons at LHC | 2 pages, 2 figures, contributed to Workshop on Heavy Ion Collisions
at the LHC: Last Call for Predictions, Geneva, Switzerland, 14 May - 8 Jun
2007 v2: acknowledgment included | Journal of Physics G 35, 1 (2008), p 153 | 10.1088/0954-3899/35/5/054001 | null | hep-ph nucl-ex nucl-th | null | We predict dilepton invariant-mass spectra for central 5.5 ATeV Pb-Pb
collisions at LHC. Hadronic emission in the low-mass region is calculated using
in-medium spectral functions of light vector mesons within hadronic many-body
theory. In the intermediate-mass region thermal radiation from the Quark-Gluon
Plasma, eva... | [
{
"created": "Fri, 29 Jun 2007 15:35:36 GMT",
"version": "v1"
},
{
"created": "Sat, 30 Jun 2007 22:23:44 GMT",
"version": "v2"
}
] | 2008-04-22 | [
[
"van Hees",
"H.",
""
],
[
"Rapp",
"R.",
""
]
] | We predict dilepton invariant-mass spectra for central 5.5 ATeV Pb-Pb collisions at LHC. Hadronic emission in the low-mass region is calculated using in-medium spectral functions of light vector mesons within hadronic many-body theory. In the intermediate-mass region thermal radiation from the Quark-Gluon Plasma, evalu... |
1605.09359 | Hua-Sheng Shao | Goutam Das, Celine Degrande, Valentin Hirschi, Fabio Maltoni,
Hua-Sheng Shao | NLO predictions for the production of a spin-two particle at the LHC | 10 pages, 5 figures, 1 table; v2: update references, rewrite the
introduction, add mass scanning, remove all 750 GeV references, the model
file can be found http://feynrules.irmp.ucl.ac.be/wiki/NLOModels | null | 10.1016/j.physletb.2017.05.007 | CERN-TH-2016-122, CP3-16-25, IPPP/16/42, MCnet-16-17, SLAC-PUB-16528 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We obtain predictions accurate at the next-to-leading order in QCD for the
production of a generic spin-two particle in the most relevant channels at the
LHC: production in association with coloured particles (inclusive, one jet, two
jets and $t\bar t$), with vector bosons ($Z,W^\pm,\gamma$) and with the Higgs
boson.... | [
{
"created": "Mon, 30 May 2016 19:23:02 GMT",
"version": "v1"
},
{
"created": "Mon, 10 Apr 2017 19:18:48 GMT",
"version": "v2"
}
] | 2017-05-10 | [
[
"Das",
"Goutam",
""
],
[
"Degrande",
"Celine",
""
],
[
"Hirschi",
"Valentin",
""
],
[
"Maltoni",
"Fabio",
""
],
[
"Shao",
"Hua-Sheng",
""
]
] | We obtain predictions accurate at the next-to-leading order in QCD for the production of a generic spin-two particle in the most relevant channels at the LHC: production in association with coloured particles (inclusive, one jet, two jets and $t\bar t$), with vector bosons ($Z,W^\pm,\gamma$) and with the Higgs boson. W... |
2004.13762 | Pritam Das | Lavina Sarma, Pritam Das, Mrinal Kumar Das | Scalar dark matter and leptogenesis in the minimal scotogenic model | Newly added analysis and references. Version accepted for publication
in NPB | null | 10.1016/j.nuclphysb.2020.115300 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the minimal scotogenic model constituting an additional inert Higgs
doublet and three sets of right-handed neutrinos. The scotogenic model connects
dark matter, baryon asymmetry of the Universe and neutrino oscillation data. In
our work, we obtain baryogenesis by the decay of TeV scale heavy neutral
singlet ... | [
{
"created": "Tue, 28 Apr 2020 18:21:48 GMT",
"version": "v1"
},
{
"created": "Sun, 12 Jul 2020 15:22:06 GMT",
"version": "v2"
},
{
"created": "Sun, 27 Dec 2020 07:04:24 GMT",
"version": "v3"
}
] | 2021-02-24 | [
[
"Sarma",
"Lavina",
""
],
[
"Das",
"Pritam",
""
],
[
"Das",
"Mrinal Kumar",
""
]
] | We study the minimal scotogenic model constituting an additional inert Higgs doublet and three sets of right-handed neutrinos. The scotogenic model connects dark matter, baryon asymmetry of the Universe and neutrino oscillation data. In our work, we obtain baryogenesis by the decay of TeV scale heavy neutral singlet fe... |
2111.02536 | Alfredo Walter Mario Guerrera | Jorge Alda Gallo, Alfredo Walter Mario Guerrera, Siannah Pe\~naranda,
Stefano Rigolin | Leptonic Meson Decays into Invisible ALP | 15 pages, 5 figures, 2 tables | null | 10.1016/j.nuclphysb.2022.115791 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The theoretical calculation of pseudo-scalar leptonic decay widths into an
invisible ALP, $M \to \ell\, \nu_\ell\, a$, is reviewed. Assuming generic
flavour-conserving ALP couplings to SM fermions and a generic ALP mass, $m_a$,
the latest experimental results for pseudo-scalar leptonic decays are used to
provide upda... | [
{
"created": "Wed, 3 Nov 2021 21:43:13 GMT",
"version": "v1"
}
] | 2022-05-11 | [
[
"Gallo",
"Jorge Alda",
""
],
[
"Guerrera",
"Alfredo Walter Mario",
""
],
[
"Peñaranda",
"Siannah",
""
],
[
"Rigolin",
"Stefano",
""
]
] | The theoretical calculation of pseudo-scalar leptonic decay widths into an invisible ALP, $M \to \ell\, \nu_\ell\, a$, is reviewed. Assuming generic flavour-conserving ALP couplings to SM fermions and a generic ALP mass, $m_a$, the latest experimental results for pseudo-scalar leptonic decays are used to provide update... |
2106.11320 | Konstantin Springmann | Reuven Balkin, Javi Serra, Konstantin Springmann, Stefan Stelzl and
Andreas Weiler | Runaway Relaxion from Finite Density | 30 pages, 5 figures and several appendices | null | 10.1007/JHEP06(2022)023 | TUM-HEP-1348/21 | hep-ph astro-ph.CO astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Finite density effects can destabilize the metastable vacua in relaxion
models. Focusing on stars as nucleation seeds, we derive the conditions that
lead to the formation and runaway of a relaxion bubble of a lower energy
minimum than in vacuum. The resulting late-time phase transition in the
universe allows us to se... | [
{
"created": "Mon, 21 Jun 2021 18:00:01 GMT",
"version": "v1"
}
] | 2022-06-22 | [
[
"Balkin",
"Reuven",
""
],
[
"Serra",
"Javi",
""
],
[
"Springmann",
"Konstantin",
""
],
[
"Stelzl",
"Stefan",
""
],
[
"Weiler",
"Andreas",
""
]
] | Finite density effects can destabilize the metastable vacua in relaxion models. Focusing on stars as nucleation seeds, we derive the conditions that lead to the formation and runaway of a relaxion bubble of a lower energy minimum than in vacuum. The resulting late-time phase transition in the universe allows us to set ... |
1210.5415 | York Schroder | Ioan Ghisoiu, York Schroder | Automated computation meets hot QCD | 8 pages, to appear in the Proceedings of the 11th Workshop 'Loops and
Legs in Quantum Field Theory', Wernigerode, Germany, 2012 | null | null | BI-TP 2012/45 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We give a short review on recent progress in the field of automated
calculations in finite-temperature field theory, where integration-by-parts
techniques have proven (almost) as useful as in the zero-temperature case.
Furthermore, we provide one concrete example of an evaluation of a new
three-loop master sum-integr... | [
{
"created": "Fri, 19 Oct 2012 13:29:17 GMT",
"version": "v1"
}
] | 2012-10-22 | [
[
"Ghisoiu",
"Ioan",
""
],
[
"Schroder",
"York",
""
]
] | We give a short review on recent progress in the field of automated calculations in finite-temperature field theory, where integration-by-parts techniques have proven (almost) as useful as in the zero-temperature case. Furthermore, we provide one concrete example of an evaluation of a new three-loop master sum-integral... |
1004.3449 | Vladimir Pascalutsa | Tim Ledwig, Vladimir Pascalutsa, Marc Vanderhaeghen (Kernphysik, Mainz
U.) | A dispersion relation for the pion-mass dependence of hadron properties | 8 pages, 4 figs | Phys.Lett.B690:129-134,2010 | 10.1016/j.physletb.2010.05.023 | MKPH-T-10-02 | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a dispersion relation in the pion-mass squared, which static
quantities (nucleon mass, magnetic moment, etc.) obey under the assumption of
analyticity in the entire complex $m_\pi^2$ plane modulo a cut at negative
$m_\pi^2$ associated with pion production. The relation is verified here in a
number of examp... | [
{
"created": "Tue, 20 Apr 2010 13:47:58 GMT",
"version": "v1"
}
] | 2014-11-20 | [
[
"Ledwig",
"Tim",
"",
"Kernphysik, Mainz\n U."
],
[
"Pascalutsa",
"Vladimir",
"",
"Kernphysik, Mainz\n U."
],
[
"Vanderhaeghen",
"Marc",
"",
"Kernphysik, Mainz\n U."
]
] | We present a dispersion relation in the pion-mass squared, which static quantities (nucleon mass, magnetic moment, etc.) obey under the assumption of analyticity in the entire complex $m_\pi^2$ plane modulo a cut at negative $m_\pi^2$ associated with pion production. The relation is verified here in a number of example... |
hep-ph/0508115 | Mohamad Ali Gomshi Nobary | M.A. Gomshi Nobary and R. Sepahvand | An ivestigation of triply heavy baryon production at hadron colliders | 9 pages, 5 figures, To appear in Nuclear Physics B | Nucl.Phys.B741:34-41,2006 | 10.1016/j.nuclphysb.2006.01.043 | Razi-hep-124 | hep-ph | null | The triply heavy baryons have a rather diverse mass range. While some of them
possess considerable production rates at existing facilities, others need to be
produced at future high energy colliders. Here we study the direct
fragmentation production of the$\Omega_{ccc}$ and $\Omega_{bbb}$ baryons as the
prototypes of... | [
{
"created": "Wed, 10 Aug 2005 09:36:09 GMT",
"version": "v1"
},
{
"created": "Wed, 1 Feb 2006 05:48:53 GMT",
"version": "v2"
},
{
"created": "Mon, 6 Feb 2006 18:42:45 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Nobary",
"M. A. Gomshi",
""
],
[
"Sepahvand",
"R.",
""
]
] | The triply heavy baryons have a rather diverse mass range. While some of them possess considerable production rates at existing facilities, others need to be produced at future high energy colliders. Here we study the direct fragmentation production of the$\Omega_{ccc}$ and $\Omega_{bbb}$ baryons as the prototypes of t... |
hep-ph/9907335 | Alexander lanyov | A.A.Bel'kov, G.Bohm, A.V.Lanyov, A.A.Moshkin | Phenomenological analysis of epsilon'/epsilon within an effective chiral
lagrangian approach at O(p^6) | 35 pages, 17 Postscript figures, uses epsf.sty; Discussion of paper
by S.Bertolini and M.Fabbrichesi was added into conclusion, no other changes | null | null | JINR E2-99-236 | hep-ph | null | We have combined a new systematic calculation of mesonic matrix elements at
O(p^6) from an effective chiral lagrangian approach with Wilson coefficients
taken from paper by G.Buchalla et al. Rev.Mod.Phys. 68 (1996) 1125, derived in
the framework of perturbative QCD, and restricted partly by experimental data.
We deri... | [
{
"created": "Tue, 13 Jul 1999 13:35:09 GMT",
"version": "v1"
},
{
"created": "Wed, 8 Sep 1999 12:09:51 GMT",
"version": "v2"
},
{
"created": "Tue, 28 Sep 1999 15:40:19 GMT",
"version": "v3"
}
] | 2007-05-23 | [
[
"Bel'kov",
"A. A.",
""
],
[
"Bohm",
"G.",
""
],
[
"Lanyov",
"A. V.",
""
],
[
"Moshkin",
"A. A.",
""
]
] | We have combined a new systematic calculation of mesonic matrix elements at O(p^6) from an effective chiral lagrangian approach with Wilson coefficients taken from paper by G.Buchalla et al. Rev.Mod.Phys. 68 (1996) 1125, derived in the framework of perturbative QCD, and restricted partly by experimental data. We derive... |
hep-ph/0212151 | John F. Gunion | J. Gunion (UCD), T. Han (Wisconsin), J. Jiang (ANL), A. Sopczak
(Lancaster) | Determining $\tan\beta$ with Neutral and Charged Higgs Bosons at a
Future $e^+e^-$ Linear Collider | 25 pages, 8 figures, revtex4 | Phys.Lett. B565 (2003) 42-60 | 10.1016/S0370-2693(03)00763-9 | UCD-02-16 | hep-ph | null | The ratio of neutral Higgs field vacuum expectation values, tan(beta), is one
of the most important parameters to determine in either the Minimal
Supersymmetric Standard Model (MSSM) or a general type-II Two-Higgs Doublet
Model (2HDM). Assuming an energy and integrated luminosity of sqrts=500 GeV and
L=2000 fb-1 at a... | [
{
"created": "Wed, 11 Dec 2002 18:30:26 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Gunion",
"J.",
"",
"UCD"
],
[
"Han",
"T.",
"",
"Wisconsin"
],
[
"Jiang",
"J.",
"",
"ANL"
],
[
"Sopczak",
"A.",
"",
"Lancaster"
]
] | The ratio of neutral Higgs field vacuum expectation values, tan(beta), is one of the most important parameters to determine in either the Minimal Supersymmetric Standard Model (MSSM) or a general type-II Two-Higgs Doublet Model (2HDM). Assuming an energy and integrated luminosity of sqrts=500 GeV and L=2000 fb-1 at a f... |
1204.0451 | Marko Djuri\'c | Richard Brower, Marko Djuri\'c, Chung-I Tan | Holographic Double Diffractive Production of Higgs and the AdS
Graviton/Pomeron | Talk at the Eleventh Workshop on Non-Perturbative Quantum
Chromodynamics at l'Institut d'Astrophysique de Paris, June 6-10, 2011 | null | null | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The holographic approach to double diffractive Higgs production is presented
for the AdS graviton/Pomeron. The goal is to provide a predictive phenomenology
for the strong coupling expansion of QCD. This is the first step to set up the
framework for the double diffractive Higgs production in anticipation of
experimen... | [
{
"created": "Mon, 2 Apr 2012 16:18:43 GMT",
"version": "v1"
}
] | 2012-04-03 | [
[
"Brower",
"Richard",
""
],
[
"Djurić",
"Marko",
""
],
[
"Tan",
"Chung-I",
""
]
] | The holographic approach to double diffractive Higgs production is presented for the AdS graviton/Pomeron. The goal is to provide a predictive phenomenology for the strong coupling expansion of QCD. This is the first step to set up the framework for the double diffractive Higgs production in anticipation of experimenta... |
1007.3454 | Steffen Schumann | Steffen Schumann | W+jets as a background to top physics: the quest for many jets | Talk given at Top 2010, Bruges, Belgium, May 31 - June 4, 2010 | null | 10.1393/ncc/i2010-10660-7 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The latest progress in calculating electroweak gauge boson production in
association with QCD jets at hadron colliders is summarized. Particular
emphasis is given to the recently completed QCD one-loop calculations of
W+3jets and Wb final states. Furthermore recent developments in improving Monte
Carlo event generato... | [
{
"created": "Tue, 20 Jul 2010 15:47:55 GMT",
"version": "v1"
}
] | 2022-03-02 | [
[
"Schumann",
"Steffen",
""
]
] | The latest progress in calculating electroweak gauge boson production in association with QCD jets at hadron colliders is summarized. Particular emphasis is given to the recently completed QCD one-loop calculations of W+3jets and Wb final states. Furthermore recent developments in improving Monte Carlo event generators... |
0902.3615 | Joerg Jaeckel | Felix Bruemmer and Joerg Jaeckel | Minicharges and Magnetic Monopoles | 9 pages, 1 figure | Phys.Lett.B675:360-364,2009 | 10.1016/j.physletb.2009.04.041 | DCPT/09/20; IPPP/09/10 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Minicharged particles arise naturally in extensions of the Standard Model
with a kinetic mixing term between the ordinary electromagnetic U(1) and an
extra "hidden sector" U(1). In this note we study the compatibility of these
particles with the existence of magnetic monopoles. We find that angular
momentum quantizat... | [
{
"created": "Fri, 20 Feb 2009 16:55:58 GMT",
"version": "v1"
}
] | 2014-11-18 | [
[
"Bruemmer",
"Felix",
""
],
[
"Jaeckel",
"Joerg",
""
]
] | Minicharged particles arise naturally in extensions of the Standard Model with a kinetic mixing term between the ordinary electromagnetic U(1) and an extra "hidden sector" U(1). In this note we study the compatibility of these particles with the existence of magnetic monopoles. We find that angular momentum quantizatio... |
1511.03548 | Grigorios Chachamis | G. Chachamis, A. Sabio Vera | A Monte Carlo study of double logarithms in the small x region | 12 pages, 5 figures | Phys. Rev. D 93, 074004 (2016) | 10.1103/PhysRevD.93.074004 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the effect of the resummation of collinear double logarithms
in the BFKL gluon Green function using the Monte Carlo event generator BFKLex.
The resummed collinear terms in transverse momentum space were calculated in
Ref. [1] and correspond to the addition to the NLO BFKL kernel of a Bessel
function of... | [
{
"created": "Wed, 11 Nov 2015 16:01:51 GMT",
"version": "v1"
}
] | 2016-04-13 | [
[
"Chachamis",
"G.",
""
],
[
"Vera",
"A. Sabio",
""
]
] | We investigate the effect of the resummation of collinear double logarithms in the BFKL gluon Green function using the Monte Carlo event generator BFKLex. The resummed collinear terms in transverse momentum space were calculated in Ref. [1] and correspond to the addition to the NLO BFKL kernel of a Bessel function of t... |
2303.05182 | Vadim Guzey | V. Guzey (Jyvaskyla U. and Helsinki U.), M. Klasen (Munster U., ITP) | Inclusive and diffractive dijet photoproduction at the Electron-Ion
Collider in NLO QCD | 10 pages, 5 figures. Contribution to Proceedings of XXIX Cracow
EPIPHANY Conference on Physics at the Electron-Ion Collider and Future
Facilities, Cracow, Poland, January 16-19, 2023 | null | null | MS-TP-23-08 | hep-ph hep-ex nucl-ex | http://creativecommons.org/licenses/by/4.0/ | In the framework of collinear factorization and next-to-leading order (NLO)
perturbative QCD, we make predictions for inclusive and diffractive dijet
photoproduction in electron-proton and electron-nucleus scattering in the EIC
kinematics. We establish kinematic ranges in the ${\bar p}_T$, ${\bar \eta}$,
$x_A^{\rm ob... | [
{
"created": "Thu, 9 Mar 2023 11:21:56 GMT",
"version": "v1"
},
{
"created": "Mon, 20 Mar 2023 08:43:36 GMT",
"version": "v2"
}
] | 2023-03-21 | [
[
"Guzey",
"V.",
"",
"Jyvaskyla U. and Helsinki U."
],
[
"Klasen",
"M.",
"",
"Munster U., ITP"
]
] | In the framework of collinear factorization and next-to-leading order (NLO) perturbative QCD, we make predictions for inclusive and diffractive dijet photoproduction in electron-proton and electron-nucleus scattering in the EIC kinematics. We establish kinematic ranges in the ${\bar p}_T$, ${\bar \eta}$, $x_A^{\rm obs}... |
1308.6828 | Bob Holdom | B. Holdom | Soft asymptotics with mass gap | 10 pages, 4 figures, improved discussion, version to appear in
Physics Letters B | Physics Letters B728 (2014) 467 | 10.1016/j.physletb.2013.12.017 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | From the operator product expansion the gluon condensate controls a certain
power law correction to the ultraviolet behavior of the gauge theory. This is
reflected by the asymptotic behavior of the effective gluon mass function as
determined by its Schwinger-Dyson equation. We show that the current state of
the art d... | [
{
"created": "Fri, 30 Aug 2013 19:41:00 GMT",
"version": "v1"
},
{
"created": "Thu, 5 Dec 2013 17:34:40 GMT",
"version": "v2"
}
] | 2014-05-21 | [
[
"Holdom",
"B.",
""
]
] | From the operator product expansion the gluon condensate controls a certain power law correction to the ultraviolet behavior of the gauge theory. This is reflected by the asymptotic behavior of the effective gluon mass function as determined by its Schwinger-Dyson equation. We show that the current state of the art det... |
1103.1269 | Vladimir Braun M | V.M. Braun, T. Lautenschlager, A.N. Manashov and B. Pirnay | Higher twist parton distributions from light-cone wave functions | 22 pages, 11 figures | Phys.Rev.D83:094023,2011 | 10.1103/PhysRevD.83.094023 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We explore the possibility to construct higher-twist parton distributions in
a nucleon at some low reference scale from convolution integrals of the
light-cone wave functions (WFs). To this end we introduce simple models for the
four-particle nucleon WFs involving three valence quarks and a gluon with total
orbital m... | [
{
"created": "Mon, 7 Mar 2011 13:32:20 GMT",
"version": "v1"
}
] | 2011-07-08 | [
[
"Braun",
"V. M.",
""
],
[
"Lautenschlager",
"T.",
""
],
[
"Manashov",
"A. N.",
""
],
[
"Pirnay",
"B.",
""
]
] | We explore the possibility to construct higher-twist parton distributions in a nucleon at some low reference scale from convolution integrals of the light-cone wave functions (WFs). To this end we introduce simple models for the four-particle nucleon WFs involving three valence quarks and a gluon with total orbital mom... |
hep-ph/0112175 | Ismd31 | I.M. Dremin, P. Ed\'en | Parton and dipole approaches in QCD | 6 pages, 1 figures in gif, talk given at XXXI International Symposium
on Multiparticle Dynamics, Sept 1-7, 2001, Datong China. See
http://ismd31.ccnu.edu.cn/ | null | 10.1142/9789812778048_0045 | null | hep-ph | null | Here, we discuss QCD predictions on multiplicities in parton and dipole
approaches. The most general treatment is based on the notion of the generating
functions. The generating function G is defined as $G(u,y)=\sum_nu^nP_n(y)$,
where $P_n$ is the probability of the n-particle production at energy denoted
by y, u is ... | [
{
"created": "Thu, 13 Dec 2001 09:08:24 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Dremin",
"I. M.",
""
],
[
"Edén",
"P.",
""
]
] | Here, we discuss QCD predictions on multiplicities in parton and dipole approaches. The most general treatment is based on the notion of the generating functions. The generating function G is defined as $G(u,y)=\sum_nu^nP_n(y)$, where $P_n$ is the probability of the n-particle production at energy denoted by y, u is an... |
hep-ph/9805219 | Ernest Ma | Ernest Ma (UC Riverside) | Pathways to Naturally Small Neutrino Masses | 12 pages including 5 figures; corrected minus signs in Eqs.(5)-(6),
no result is affected | Phys.Rev.Lett.81:1171-1174,1998 | 10.1103/PhysRevLett.81.1171 | UCRHEP-T222 (April 1998) | hep-ph | null | In the minimal standard electroweak gauge model, there is an effective
dimension-five operator which generates neutrino masses, and it has only three
tree-level realizations. One is the canonical seesaw mechanism with a
right-handed neutrino. Another is having a heavy Higgs triplet as recently
proposed. The third is ... | [
{
"created": "Mon, 4 May 1998 20:21:26 GMT",
"version": "v1"
},
{
"created": "Wed, 6 May 1998 00:14:01 GMT",
"version": "v2"
},
{
"created": "Fri, 22 May 1998 18:02:05 GMT",
"version": "v3"
},
{
"created": "Sat, 23 May 1998 15:53:59 GMT",
"version": "v4"
}
] | 2008-11-26 | [
[
"Ma",
"Ernest",
"",
"UC Riverside"
]
] | In the minimal standard electroweak gauge model, there is an effective dimension-five operator which generates neutrino masses, and it has only three tree-level realizations. One is the canonical seesaw mechanism with a right-handed neutrino. Another is having a heavy Higgs triplet as recently proposed. The third is to... |
2305.07075 | Zhongtian Dong | Zhongtian Dong, Dorival Gon\c{c}alves, Kyoungchul Kong, Alberto
Navarro | When the Machine Chimes the Bell: Entanglement and Bell Inequalities
with Boosted $t\bar{t}$ | 12 pages, 6 figures, 2 tables. Updated to match with the published
version | Phys. Rev. D (Vol. 109, No. 11), 2024 | 10.1103/PhysRevD.109.115023 | null | hep-ph hep-ex quant-ph | http://creativecommons.org/licenses/by/4.0/ | The Large Hadron Collider provides a unique opportunity to study quantum
entanglement and violation of Bell inequalities at the highest energy available
today. In this paper, we will investigate these quantum correlations with top
quark pair production, which represents a system of two-qubits. The spacelike
separatio... | [
{
"created": "Thu, 11 May 2023 18:24:21 GMT",
"version": "v1"
},
{
"created": "Mon, 29 Jan 2024 21:08:16 GMT",
"version": "v2"
},
{
"created": "Fri, 5 Jul 2024 15:34:34 GMT",
"version": "v3"
}
] | 2024-07-08 | [
[
"Dong",
"Zhongtian",
""
],
[
"Gonçalves",
"Dorival",
""
],
[
"Kong",
"Kyoungchul",
""
],
[
"Navarro",
"Alberto",
""
]
] | The Large Hadron Collider provides a unique opportunity to study quantum entanglement and violation of Bell inequalities at the highest energy available today. In this paper, we will investigate these quantum correlations with top quark pair production, which represents a system of two-qubits. The spacelike separation ... |
hep-ph/9611269 | null | G. Calucci, R. Ragazzon, D. Treleani | Rapidity gaps in minijets production at Tevatron energies | 7 pages, TeX file, 2 figures; presented at XXVI Symposium on
Multiparticle Dynamics FARO 1-5 September 1996 | null | null | null | hep-ph | null | Multiparton interactions modify the high energy hadronic cross section to
produce minijets with a rapidity gap in the distribution of secondaries. At
Tevatron energy the correction to the single scattering term is large for
transverse momenta smaller than 6 GeV.
| [
{
"created": "Thu, 7 Nov 1996 18:02:36 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Calucci",
"G.",
""
],
[
"Ragazzon",
"R.",
""
],
[
"Treleani",
"D.",
""
]
] | Multiparton interactions modify the high energy hadronic cross section to produce minijets with a rapidity gap in the distribution of secondaries. At Tevatron energy the correction to the single scattering term is large for transverse momenta smaller than 6 GeV. |
hep-ph/0205238 | Thomas Dent | Thomas Dent (MCTP, University of Michigan) | CP from strings: ideas and problems | 6 p., 1 epsfig, moriond.sty. Contribution to Moriond Electroweak
Interactions and Unified Theories, 2002. Typos, discussion and ref.s added | null | null | null | hep-ph | null | CP has a natural embedding in superstring models as a gauge symmetry
involving inversion of the compactified space. Hence the source of CP violation
could be geometrical. Such models face the problem of how to suppress
contributions to fermion electric dipole moments from softly-broken
supersymmetry, as well as other... | [
{
"created": "Tue, 21 May 2002 19:59:18 GMT",
"version": "v1"
},
{
"created": "Thu, 23 May 2002 14:09:27 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Dent",
"Thomas",
"",
"MCTP, University of Michigan"
]
] | CP has a natural embedding in superstring models as a gauge symmetry involving inversion of the compactified space. Hence the source of CP violation could be geometrical. Such models face the problem of how to suppress contributions to fermion electric dipole moments from softly-broken supersymmetry, as well as other p... |
hep-ph/9301205 | null | John F. Gunion and Howard E. Haber | Errata for Higgs Bosons in Supersymmetric Models: I, II and III | 4 pages, UCD-92-31 and SCIPP-92/59, PHYZZX format | null | null | null | hep-ph | null | Errata are given for J.F. Gunion and H.E. Haber, Nucl. Phys. B272 (1986) 1,
Nucl. Phys. B278 (1986) 449, and Nucl. Phys. B307 (1988) 445.
| [
{
"created": "Tue, 5 Jan 1993 00:09:00 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Gunion",
"John F.",
""
],
[
"Haber",
"Howard E.",
""
]
] | Errata are given for J.F. Gunion and H.E. Haber, Nucl. Phys. B272 (1986) 1, Nucl. Phys. B278 (1986) 449, and Nucl. Phys. B307 (1988) 445. |
hep-ph/0004108 | Gautam Bhattacharyya | Gautam Bhattacharyya, Subhendu Rakshit, Amitava Raychaudhuri | Cosmological constraints on R-parity violation from neutrino decay | 13 pages, Latex, uses axodraw.sty; version to appear in Physical
Review D | Phys.Rev. D62 (2000) 093007 | 10.1103/PhysRevD.62.093007 | SINP/TNP/00-7, CUPP-00/2 | hep-ph | null | If the neutrino mass is non-zero, as hinted by several experiments, then
R-parity-violating supersymmetric Yukawa couplings can drive a heavy neutrino
decay into lighter states. The heavy neutrino may either decay radiatively into
a lighter neutrino, or it may decay into three light neutrinos through a
Z-mediated pen... | [
{
"created": "Wed, 12 Apr 2000 09:54:17 GMT",
"version": "v1"
},
{
"created": "Mon, 17 Apr 2000 09:55:15 GMT",
"version": "v2"
},
{
"created": "Fri, 30 Jun 2000 17:27:21 GMT",
"version": "v3"
}
] | 2009-10-31 | [
[
"Bhattacharyya",
"Gautam",
""
],
[
"Rakshit",
"Subhendu",
""
],
[
"Raychaudhuri",
"Amitava",
""
]
] | If the neutrino mass is non-zero, as hinted by several experiments, then R-parity-violating supersymmetric Yukawa couplings can drive a heavy neutrino decay into lighter states. The heavy neutrino may either decay radiatively into a lighter neutrino, or it may decay into three light neutrinos through a Z-mediated pengu... |
1103.2757 | Gustavo Marques Tavares | Zoltan Ligeti, Gustavo Marques Tavares, Martin Schmaltz | Explaining the t tbar forward-backward asymmetry without dijet or flavor
anomalies | 7 pages, 6 figures; v2: notation clarified, references added | null | 10.1007/JHEP06(2011)109 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider new physics explanations of the anomaly in the top quark
forward-backward asymmetry measured at the Tevatron, in the context of flavor
conserving models. The recently measured LHC dijet distributions strongly
constrain many otherwise viable models. A new scalar particle in the
antitriplet representation o... | [
{
"created": "Mon, 14 Mar 2011 19:48:42 GMT",
"version": "v1"
},
{
"created": "Mon, 28 Mar 2011 18:17:30 GMT",
"version": "v2"
}
] | 2015-05-27 | [
[
"Ligeti",
"Zoltan",
""
],
[
"Tavares",
"Gustavo Marques",
""
],
[
"Schmaltz",
"Martin",
""
]
] | We consider new physics explanations of the anomaly in the top quark forward-backward asymmetry measured at the Tevatron, in the context of flavor conserving models. The recently measured LHC dijet distributions strongly constrain many otherwise viable models. A new scalar particle in the antitriplet representation of ... |
2408.01123 | Alex Keshavarzi | Luca Di Luzio, Alexander Keshavarzi, Antonio Masiero, Paride Paradisi | Model Independent Tests of the Hadronic Vacuum Polarization Contribution
to the Muon $g$$-$$2$ | 8 pages, 2 figures | null | null | null | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The hadronic vacuum polarization (HVP) contributions to the muon $g$$-$$2$
are the crucial quantity to resolve whether new physics is present or not in
the comparison between the Standard Model (SM) prediction and experimental
measurements at Fermilab. They are commonly and historically determined via
dispersion rela... | [
{
"created": "Fri, 2 Aug 2024 09:06:58 GMT",
"version": "v1"
}
] | 2024-08-05 | [
[
"Di Luzio",
"Luca",
""
],
[
"Keshavarzi",
"Alexander",
""
],
[
"Masiero",
"Antonio",
""
],
[
"Paradisi",
"Paride",
""
]
] | The hadronic vacuum polarization (HVP) contributions to the muon $g$$-$$2$ are the crucial quantity to resolve whether new physics is present or not in the comparison between the Standard Model (SM) prediction and experimental measurements at Fermilab. They are commonly and historically determined via dispersion relati... |
2002.06686 | Ulrich Nierste | Ulrich Nierste | Charm decays | Talk at "Beauty 2019", 29 September -- 4 October 2019, Ljubljana,
Slovenia, 10 pages, 4 figures | null | null | TTP20-009 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | I discuss hadronic decays of $D$ mesons with emphasis on the recent discovery
of charm CP violation in $D^0\to K^+K^-,\pi^+\pi^-$ decays. The measured
difference $\Delta a_{CP} \, \equiv \; a_{CP}^{\mathrm{dir}}(D^0\rightarrow
K^+K^-) - a_{CP}^{\mathrm{dir}}(D^0\rightarrow\pi^+\pi^-) = \; (-15.4\pm
2.9)\cdot 10^{-4}$... | [
{
"created": "Sun, 16 Feb 2020 21:40:33 GMT",
"version": "v1"
}
] | 2020-02-18 | [
[
"Nierste",
"Ulrich",
""
]
] | I discuss hadronic decays of $D$ mesons with emphasis on the recent discovery of charm CP violation in $D^0\to K^+K^-,\pi^+\pi^-$ decays. The measured difference $\Delta a_{CP} \, \equiv \; a_{CP}^{\mathrm{dir}}(D^0\rightarrow K^+K^-) - a_{CP}^{\mathrm{dir}}(D^0\rightarrow\pi^+\pi^-) = \; (-15.4\pm 2.9)\cdot 10^{-4}$ o... |
0704.3153 | Zhi-Zhong Xing | Aik Hui Chan, Harald Fritzsch, Shu Luo, Zhi-zhong Xing | Deviations from Tri-bimaximal Neutrino Mixing in Type-II Seesaw and
Leptogenesis | RevTeX 14 pages, 2 figures. Title and authors changed, and
discussions on the minimal type-II seesaw and leptogenesis added. Accepted
for publication in Phys. Rev. D | Phys.Rev.D76:073009,2007 | 10.1103/PhysRevD.76.073009 | null | hep-ph | null | Current experimental data allow the zero value for one neutrino mass, either
m_1 = 0 or m_3 = 0. This observation implies that a realistic neutrino mass
texture can be established by starting from the limit (a) m_1 = m_2 = 0 and m_3
\neq 0 or (b) m_1 = m_2 \neq 0 and m_3 = 0. In both cases, we may introduce a
particu... | [
{
"created": "Tue, 24 Apr 2007 10:08:25 GMT",
"version": "v1"
},
{
"created": "Wed, 5 Sep 2007 10:28:03 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Chan",
"Aik Hui",
""
],
[
"Fritzsch",
"Harald",
""
],
[
"Luo",
"Shu",
""
],
[
"Xing",
"Zhi-zhong",
""
]
] | Current experimental data allow the zero value for one neutrino mass, either m_1 = 0 or m_3 = 0. This observation implies that a realistic neutrino mass texture can be established by starting from the limit (a) m_1 = m_2 = 0 and m_3 \neq 0 or (b) m_1 = m_2 \neq 0 and m_3 = 0. In both cases, we may introduce a particula... |
0907.0545 | Masaaki Kuroda | Dieter Schildknecht | The Color-dipole Picture and FL | Presented at DIS2009, Madrid, April 25-30,2009 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The prediction of FL(x,Q2)=0.27F2(x,Q2) in the color-dipole picture based on
color-transparency and transverse-size reduction, is consistent with the
experimental results from HERA.
| [
{
"created": "Fri, 3 Jul 2009 06:59:00 GMT",
"version": "v1"
}
] | 2009-07-06 | [
[
"Schildknecht",
"Dieter",
""
]
] | The prediction of FL(x,Q2)=0.27F2(x,Q2) in the color-dipole picture based on color-transparency and transverse-size reduction, is consistent with the experimental results from HERA. |
1204.6251 | Martin Hoferichter | M. Hoferichter, C. Ditsche, B. Kubis, U.-G. Mei{\ss}ner | Dispersive analysis of the scalar form factor of the nucleon | 24 pages, 6 figures; version published in JHEP | JHEP 1206:063,2012 | 10.1007/JHEP06(2012)063 | null | hep-ph hep-lat nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Based on the recently proposed Roy-Steiner equations for pion-nucleon
scattering, we derive a system of coupled integral equations for the pi pi -->
N-bar N and K-bar K --> N-bar N S-waves. These equations take the form of a
two-channel Muskhelishvili-Omnes problem, whose solution in the presence of a
finite matching... | [
{
"created": "Fri, 27 Apr 2012 15:40:12 GMT",
"version": "v1"
},
{
"created": "Tue, 12 Jun 2012 12:09:03 GMT",
"version": "v2"
}
] | 2012-06-13 | [
[
"Hoferichter",
"M.",
""
],
[
"Ditsche",
"C.",
""
],
[
"Kubis",
"B.",
""
],
[
"Meißner",
"U. -G.",
""
]
] | Based on the recently proposed Roy-Steiner equations for pion-nucleon scattering, we derive a system of coupled integral equations for the pi pi --> N-bar N and K-bar K --> N-bar N S-waves. These equations take the form of a two-channel Muskhelishvili-Omnes problem, whose solution in the presence of a finite matching p... |
1805.08591 | Roman Ryutin Dr | R.A. Ryutin | ExDiff Monte Carlo generator for Exclusive Diffraction. Version 2.0.
Physics and manual | 34 pages, 2 figures. arXiv admin note: substantial text overlap with
arXiv:1704.04387 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | ExDiff2.0 is a Monte Carlo event generator for simulation of Exclusive
Diffractive processes in proton-proton collisions. The present version includes
reactions: elastic scattering $pp\to pp$ at 7, 8, 13, 14~TeV; $pp\to p+R+p$, $R
= f_0(1500)$, $f_0(1710)$, $f_2(1950)$ at 8 and 13~TeV, $f_2(1270)$ at 8~TeV,
$f_2(2220... | [
{
"created": "Mon, 14 May 2018 11:12:12 GMT",
"version": "v1"
}
] | 2018-05-23 | [
[
"Ryutin",
"R. A.",
""
]
] | ExDiff2.0 is a Monte Carlo event generator for simulation of Exclusive Diffractive processes in proton-proton collisions. The present version includes reactions: elastic scattering $pp\to pp$ at 7, 8, 13, 14~TeV; $pp\to p+R+p$, $R = f_0(1500)$, $f_0(1710)$, $f_2(1950)$ at 8 and 13~TeV, $f_2(1270)$ at 8~TeV, $f_2(2220)$... |
1910.04761 | Andreas Papaefstathiou | Andreas Papaefstathiou, Simon Pl\"atzer, Kazuki Sakurai | On the phenomenology of sphaleron-induced processes at the LHC and
beyond | 23 pages, 12 figures | null | 10.1007/JHEP12(2019)017 | Nikhef 2019-045, UWTHPH-2019-30, MCnet-19-23 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the phenomenological aspects of non-perturbative baryon- and
lepton-number-violating processes at hadron colliders. Such processes, induced
by instanton/sphaleron configurations of the electroweak gauge fields, are
believed to play a crucial role in the generation of baryon asymmetry in the
early Unive... | [
{
"created": "Thu, 10 Oct 2019 18:00:00 GMT",
"version": "v1"
}
] | 2020-01-29 | [
[
"Papaefstathiou",
"Andreas",
""
],
[
"Plätzer",
"Simon",
""
],
[
"Sakurai",
"Kazuki",
""
]
] | We investigate the phenomenological aspects of non-perturbative baryon- and lepton-number-violating processes at hadron colliders. Such processes, induced by instanton/sphaleron configurations of the electroweak gauge fields, are believed to play a crucial role in the generation of baryon asymmetry in the early Univers... |
2203.13403 | Stefano Profumo | Logan Morrison, Stefano Profumo, Nolan Smyth, John Tamanas | Simulation Based Inference for Efficient Theory Space Sampling: an
Application to Supersymmetric Explanations of the Anomalous Muon (g-2) | 10 pages, 7 figures, version to appear in Phys. Rev. D | Physical Review D, Vol. 106, No. 11 (2022) | 10.1103/PhysRevD.106.115016 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | For the purpose of minimizing the number of sample model evaluations, we
propose and study algorithms that utilize (sequential) versions of
likelihood-to-evidence ratio neural estimation.We apply our algorithms to a
supersymmetric interpretation of the anomalous muon magnetic dipole moment in
the context of a phenome... | [
{
"created": "Fri, 25 Mar 2022 01:11:06 GMT",
"version": "v1"
},
{
"created": "Sat, 3 Dec 2022 23:08:27 GMT",
"version": "v2"
}
] | 2022-12-15 | [
[
"Morrison",
"Logan",
""
],
[
"Profumo",
"Stefano",
""
],
[
"Smyth",
"Nolan",
""
],
[
"Tamanas",
"John",
""
]
] | For the purpose of minimizing the number of sample model evaluations, we propose and study algorithms that utilize (sequential) versions of likelihood-to-evidence ratio neural estimation.We apply our algorithms to a supersymmetric interpretation of the anomalous muon magnetic dipole moment in the context of a phenomeno... |
2211.08103 | Liang Zheng | Lian Liu, Zhong-Bao Yin, Liang Zheng | The universal scaling of kinetic freeze-out parameters across different
collision systems at the LHC energy | 15 pages, 8 figures | Chinese Physics C Vol. 47, No. 2 (2023) 024103 | 10.1088/1674-1137/aca38d | null | hep-ph nucl-th | http://creativecommons.org/licenses/by/4.0/ | In this paper, we perform the Tsallis Blast-Wave analysis on the transverse
momentum spectra of identified hadrons produced in a wide range of collision
systems at the Large Hadron Collider (LHC) including pp, pPb, XeXe and PbPb
collisions. The kinetic freeze-out properties are investigated across these
systems varyi... | [
{
"created": "Tue, 15 Nov 2022 12:49:37 GMT",
"version": "v1"
},
{
"created": "Sat, 6 May 2023 13:16:25 GMT",
"version": "v2"
}
] | 2023-05-09 | [
[
"Liu",
"Lian",
""
],
[
"Yin",
"Zhong-Bao",
""
],
[
"Zheng",
"Liang",
""
]
] | In this paper, we perform the Tsallis Blast-Wave analysis on the transverse momentum spectra of identified hadrons produced in a wide range of collision systems at the Large Hadron Collider (LHC) including pp, pPb, XeXe and PbPb collisions. The kinetic freeze-out properties are investigated across these systems varying... |
1912.02197 | Maximilian Ruhdorfer | Csaba Csaki, Maximilian Ruhdorfer, and Yuri Shirman | UV Sensitivity of the Axion Mass from Instantons in Partially Broken
Gauge Groups | 30 pages, LaTeX, 4 figures; v2: minor modifications, references added | null | null | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We examine the contribution of small instantons to the axion mass in various
UV completions of QCD. We show that the reason behind the potential dominance
of such contributions is the non-trivial embedding of QCD into the UV theory.
The effects from instantons in the partially broken gauge group appear as
"fractional... | [
{
"created": "Wed, 4 Dec 2019 19:00:04 GMT",
"version": "v1"
},
{
"created": "Tue, 18 Feb 2020 08:36:15 GMT",
"version": "v2"
}
] | 2020-02-19 | [
[
"Csaki",
"Csaba",
""
],
[
"Ruhdorfer",
"Maximilian",
""
],
[
"Shirman",
"Yuri",
""
]
] | We examine the contribution of small instantons to the axion mass in various UV completions of QCD. We show that the reason behind the potential dominance of such contributions is the non-trivial embedding of QCD into the UV theory. The effects from instantons in the partially broken gauge group appear as "fractional i... |
1702.07885 | Monojit Ghosh | Monojit Ghosh | Why T2K should run in dominant neutrino mode to discover CP violation ? | 3 pages, 3 figures, Prepared for the proceedings of XXII DAE-BRNS
High Energy Physics Symposium, University of Delhi, India, 12-16 December,
2016 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The first hint of the leptonic CP phase $\delta_{CP}=-90^\circ$ has already
came from the long-baseline neutrino oscillation experiment T2K. This hint is
derived from the neutrino data of T2K and currently it is running in the
antineutrino mode. In this work we ask the question what should be the
proportion of neutri... | [
{
"created": "Sat, 25 Feb 2017 12:51:38 GMT",
"version": "v1"
}
] | 2017-02-28 | [
[
"Ghosh",
"Monojit",
""
]
] | The first hint of the leptonic CP phase $\delta_{CP}=-90^\circ$ has already came from the long-baseline neutrino oscillation experiment T2K. This hint is derived from the neutrino data of T2K and currently it is running in the antineutrino mode. In this work we ask the question what should be the proportion of neutrino... |
0901.4812 | Kentaro Kojima | Kentaro Kojima and Hideyuki Sawanaka | Probing neutrino masses and tri-bimaximality with lepton flavor
violation searches | 17 pages, references and clarifications added, typos corrected | Phys.Lett.B678:373-379,2009 | 10.1016/j.physletb.2009.06.046 | KYUSHU-HET-116 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We examine relation between neutrino oscillation parameters and prediction of
lepton flavor violation, in light of deviations from tri-bimaximal mixing. Our
study shows that upcoming experimental searches for lepton flavor violation
process can provide useful implications for neutrino mass spectrum and mixing
angles.... | [
{
"created": "Fri, 30 Jan 2009 12:19:55 GMT",
"version": "v1"
},
{
"created": "Mon, 9 Feb 2009 12:34:33 GMT",
"version": "v2"
},
{
"created": "Tue, 14 Jul 2009 02:54:13 GMT",
"version": "v3"
}
] | 2010-04-15 | [
[
"Kojima",
"Kentaro",
""
],
[
"Sawanaka",
"Hideyuki",
""
]
] | We examine relation between neutrino oscillation parameters and prediction of lepton flavor violation, in light of deviations from tri-bimaximal mixing. Our study shows that upcoming experimental searches for lepton flavor violation process can provide useful implications for neutrino mass spectrum and mixing angles. W... |
1308.4025 | Mariano Quiros | Luis Cort, Mateo Garcia and Mariano Quiros | Supersymmetric Custodial Triplets | 33 pages, 9 figures. v2: Version to appear in PRD. Typos corrected
and references added. Figs. 9 and 10 improved | Phys. Rev. D 88, 075010 (2013) | 10.1103/PhysRevD.88.075010 | UAB-FT-742 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We analyze the extension of the Minimal Supersymmetric Standard Model which
includes extra Y=(0,\pm 1) supersymmetric triplets with a global SU(2)_L
\otimes SU(2)_R symmetry spontaneousy broken to the custodial SU(2)_V by the
vacuum expectation value of the neutral scalar components of doublets and
triplets. The mode... | [
{
"created": "Mon, 19 Aug 2013 14:04:43 GMT",
"version": "v1"
},
{
"created": "Mon, 14 Oct 2013 16:00:50 GMT",
"version": "v2"
}
] | 2013-10-30 | [
[
"Cort",
"Luis",
""
],
[
"Garcia",
"Mateo",
""
],
[
"Quiros",
"Mariano",
""
]
] | We analyze the extension of the Minimal Supersymmetric Standard Model which includes extra Y=(0,\pm 1) supersymmetric triplets with a global SU(2)_L \otimes SU(2)_R symmetry spontaneousy broken to the custodial SU(2)_V by the vacuum expectation value of the neutral scalar components of doublets and triplets. The model ... |
hep-ph/9708363 | Markus Thoma | Magaret E. Carrington, Hou Defu, Markus H. Thoma | Equilibrium and Non-Equilibrium Hard Thermal Loop Resummation in the
Real Time Formalism | 23 pages, REVTEX, 5 PostScript figures, revised version to be
published in Eur. Phys. J. C | Eur.Phys.J.C7:347-354,1999 | 10.1007/s100520050412 | UGI-97-12 | hep-ph hep-th nucl-th | null | We investigate the use of the hard thermal loop (HTL) resummation technique
in non-equilibrium field theory. We use the Keldysh representation of the real
time formalism (RTF). We derive the HTL photon self energy and the resummed
photon propagator. We show that no pinch singularities appear in the
non-equilibrium HT... | [
{
"created": "Fri, 15 Aug 1997 11:27:46 GMT",
"version": "v1"
},
{
"created": "Mon, 24 Aug 1998 14:36:10 GMT",
"version": "v2"
}
] | 2011-09-13 | [
[
"Carrington",
"Magaret E.",
""
],
[
"Defu",
"Hou",
""
],
[
"Thoma",
"Markus H.",
""
]
] | We investigate the use of the hard thermal loop (HTL) resummation technique in non-equilibrium field theory. We use the Keldysh representation of the real time formalism (RTF). We derive the HTL photon self energy and the resummed photon propagator. We show that no pinch singularities appear in the non-equilibrium HTL ... |
0806.3174 | Claude Semay | N. Boulanger, F. Buisseret, V. Mathieu, C. Semay | Constituent gluon interpretation of glueballs and gluelumps | 3 figures, use of package youngtab | Eur.Phys.J.A38:317-330,2008 | 10.1140/epja/i2008-10675-5 | null | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Arguments are given that support the interpretation of the lattice QCD
glueball and gluelump spectra in terms of bound states of massless constituent
gluons with helicity-1. In this scheme, the mass hierarchy of the currently
known gluelumps and glueballs is mainly due to the number of constituent gluons
and can be u... | [
{
"created": "Thu, 19 Jun 2008 11:34:02 GMT",
"version": "v1"
},
{
"created": "Mon, 18 Aug 2008 07:22:14 GMT",
"version": "v2"
}
] | 2008-12-18 | [
[
"Boulanger",
"N.",
""
],
[
"Buisseret",
"F.",
""
],
[
"Mathieu",
"V.",
""
],
[
"Semay",
"C.",
""
]
] | Arguments are given that support the interpretation of the lattice QCD glueball and gluelump spectra in terms of bound states of massless constituent gluons with helicity-1. In this scheme, the mass hierarchy of the currently known gluelumps and glueballs is mainly due to the number of constituent gluons and can be und... |
hep-ph/0508280 | Hannes Jung | John Collins (Physics Department, Penn State University, USA), Hannes
Jung (DESY, Hamburg, FRG) | Need for fully unintegrated parton densities | to appear in the proceedings of the HERA-LHC workshop (2004-2005) | null | null | null | hep-ph | null | Associated with the use of conventional integrated parton densities are
kinematic approximations on parton momenta which result in unphysical
differential distributions for final-state particles. We argue that it is
important to reformulate perturbative QCD results in terms of fully
unintegrated parton densities, dif... | [
{
"created": "Sat, 27 Aug 2005 06:05:55 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Collins",
"John",
"",
"Physics Department, Penn State University, USA"
],
[
"Jung",
"Hannes",
"",
"DESY, Hamburg, FRG"
]
] | Associated with the use of conventional integrated parton densities are kinematic approximations on parton momenta which result in unphysical differential distributions for final-state particles. We argue that it is important to reformulate perturbative QCD results in terms of fully unintegrated parton densities, diffe... |
hep-ph/0410011 | Joaquim Matias | David London, Joaquim Matias and Javier Virto | Bd^0(t)->pi^+pi^- and Bs^0(t)-> K^+ K^- Decays: A Tool to Measure
New-Physics Parameters | 12 pages, 2 figures, LaTeX. Changed references | Phys.Rev. D71 (2005) 014024 | 10.1103/PhysRevD.71.014024 | UdeM-GPP-TH-04-126,McGill 20/04,UAB-FT-573 | hep-ph | null | If physics beyond the standard model is present in B decays, experimental
measurements seem to suggest that it principally affects those processes with
significant b->s penguin amplitudes. It was recently argued that, in general,
such new-physics (NP) effects can be parametrized in terms of a single NP
amplitude A^q ... | [
{
"created": "Fri, 1 Oct 2004 10:23:53 GMT",
"version": "v1"
},
{
"created": "Thu, 13 Jan 2005 16:21:40 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"London",
"David",
""
],
[
"Matias",
"Joaquim",
""
],
[
"Virto",
"Javier",
""
]
] | If physics beyond the standard model is present in B decays, experimental measurements seem to suggest that it principally affects those processes with significant b->s penguin amplitudes. It was recently argued that, in general, such new-physics (NP) effects can be parametrized in terms of a single NP amplitude A^q an... |
2112.01992 | Diego Teca Wellmann | Cesar Ayala, Gorazd Cvetic, Diego Teca | Using improved Operator Product Expansion in Borel-Laplace Sum Rules
with ALEPH $\tau$ decay data, and determination of pQCD coupling | v3: 20 pages, 6 figures; corrected list of references | Eur.Phys.J.C82(2022)362 | 10.1140/epjc/s10052-022-10298-w | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We use improved truncated Operator Product Expansion (OPE) for the Adler
function, involving two types of terms with dimension $D=6$, in the
double-pinched Borel-Laplace Sum Rules and Finite Energy Sum Rules for the V+A
channel strangeless semihadronic $\tau$ decays. The generation of the higher
order perturbative QC... | [
{
"created": "Fri, 3 Dec 2021 16:09:36 GMT",
"version": "v1"
},
{
"created": "Tue, 1 Mar 2022 19:21:19 GMT",
"version": "v2"
},
{
"created": "Mon, 2 May 2022 18:19:47 GMT",
"version": "v3"
}
] | 2022-05-04 | [
[
"Ayala",
"Cesar",
""
],
[
"Cvetic",
"Gorazd",
""
],
[
"Teca",
"Diego",
""
]
] | We use improved truncated Operator Product Expansion (OPE) for the Adler function, involving two types of terms with dimension $D=6$, in the double-pinched Borel-Laplace Sum Rules and Finite Energy Sum Rules for the V+A channel strangeless semihadronic $\tau$ decays. The generation of the higher order perturbative QCD ... |
1208.2010 | Victo Dos Santos Filho | Edson O. da Silva, J. P. B. C. de Melo, Victo S. Filho and Bruno
El-Bennich | The Electromagnetic Form Factor of the Kaon in the Light-Front Approach | Paper with 4 pages, 1 figure, reference: XII HADRON PHYSICS
Conference - to appear in AIP Conference Proceedings | null | 10.1063/1.4796029 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The kaon electromagnetic form factor is calculated within a light-front
constituent quark model (LFCQM). The electromagnetic components of the current
are extracted from the Feynman triangle diagram within the light-front
approach. We also obtain the electroweak decay constant and the charge radius
for the kaon in th... | [
{
"created": "Thu, 9 Aug 2012 19:19:47 GMT",
"version": "v1"
},
{
"created": "Wed, 20 Feb 2013 15:37:37 GMT",
"version": "v2"
}
] | 2015-06-11 | [
[
"da Silva",
"Edson O.",
""
],
[
"de Melo",
"J. P. B. C.",
""
],
[
"Filho",
"Victo S.",
""
],
[
"El-Bennich",
"Bruno",
""
]
] | The kaon electromagnetic form factor is calculated within a light-front constituent quark model (LFCQM). The electromagnetic components of the current are extracted from the Feynman triangle diagram within the light-front approach. We also obtain the electroweak decay constant and the charge radius for the kaon in the ... |
hep-ph/0503234 | Francesco Caravaglios | Francesco Caravaglios and Stefano Morisi | Neutrino masses and mixings with an S3 family permutation symmetry | 6 pages | null | null | ifum-832-ft | hep-ph | null | Large neutrino mixing angles suggest that the Yukawa sector is invariant
under permutations of the fermion families. This S_{3} permutation symmetry is
broken at a large energy scale but much below the unification scale. Assuming
that the lepton mass matrix is approximately diagonal, all neutrino mixing
angles natura... | [
{
"created": "Wed, 23 Mar 2005 11:13:58 GMT",
"version": "v1"
},
{
"created": "Thu, 24 Mar 2005 11:34:30 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Caravaglios",
"Francesco",
""
],
[
"Morisi",
"Stefano",
""
]
] | Large neutrino mixing angles suggest that the Yukawa sector is invariant under permutations of the fermion families. This S_{3} permutation symmetry is broken at a large energy scale but much below the unification scale. Assuming that the lepton mass matrix is approximately diagonal, all neutrino mixing angles naturall... |
hep-ph/9706201 | Alessandro | Elena Accomando, Alessandro Ballestrero and Marco Pizzio | Semileptonic six fermion processes at future $e^+ e^-$ colliders: signal
and irreducible background for top and WWZ physics | 28 pages including 8 figures (7 ps). Latex. Uses Axodraw. Minor
changes and some typos corrected | Nucl.Phys. B512 (1998) 19-41 | 10.1016/S0550-3213(97)00745-1 | DFTT 74/96 | hep-ph | null | We compute several total and differential cross sections relevant to top and
WWZ physics at future $e^+e^-$ colliders taking into account the full set of
Feynman diagrams for six fermion final states. We also include in our
calculations initial state radiation and beamstrahlung effects, and the most
important QCD cor... | [
{
"created": "Mon, 2 Jun 1997 16:26:20 GMT",
"version": "v1"
},
{
"created": "Mon, 9 Jun 1997 17:08:58 GMT",
"version": "v2"
}
] | 2009-10-30 | [
[
"Accomando",
"Elena",
""
],
[
"Ballestrero",
"Alessandro",
""
],
[
"Pizzio",
"Marco",
""
]
] | We compute several total and differential cross sections relevant to top and WWZ physics at future $e^+e^-$ colliders taking into account the full set of Feynman diagrams for six fermion final states. We also include in our calculations initial state radiation and beamstrahlung effects, and the most important QCD corre... |
1102.1680 | Jusak Tandean | Sechul Oh, Jusak Tandean | Constraints on a New Light Spin-One Particle from Rare b -> s
Transitions | 19 pages, 5 figures | Phys.Rev.D83:095006,2011 | 10.1103/PhysRevD.83.095006 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The anomalously large like-sign dimuon charge asymmetry in semileptonic
b-hadron decays recently measured by the D0 Collaboration may be hinting at the
presence of CP-violating new physics in the mixing of B_s mesons. It has been
suggested that the effect of a nonstandard spin-1 particle lighter than the b
quark with... | [
{
"created": "Tue, 8 Feb 2011 18:38:54 GMT",
"version": "v1"
}
] | 2015-03-18 | [
[
"Oh",
"Sechul",
""
],
[
"Tandean",
"Jusak",
""
]
] | The anomalously large like-sign dimuon charge asymmetry in semileptonic b-hadron decays recently measured by the D0 Collaboration may be hinting at the presence of CP-violating new physics in the mixing of B_s mesons. It has been suggested that the effect of a nonstandard spin-1 particle lighter than the b quark with f... |
2004.08399 | Pierluca Carenza | Pierluca Carenza (Bari Univ. & INFN Bari), Oscar Straniero (INAF),
Babette D\"obrich (CERN), Maurizio Giannotti (Barry Univ.), Giuseppe Lucente
(Bari Univ.), Alessandro Mirizzi (Bari Univ. & INFN Bari) | Constraints on the coupling with photons of heavy axion-like-particles
from Globular Clusters | 10 pages, 5 figures. v2: Revised version. Matches the version
published on PLB. Improved the discussion on axion energy transfer in HB
stars. Added two Appendices on photon-axion transition rate from Primakoff
conversion and on photon coalescence | Physics Letters B, Volume 809, 10 October 2020, 135709 | 10.1016/j.physletb.2020.135709 | null | hep-ph astro-ph.SR hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We update the globular cluster bound on massive ($m_a$ up to a few 100 keV)
axion-like particles (ALP) interacting with photons. The production of such
particles in the stellar core is dominated by the Primakoff $\gamma + Ze\to Ze
+a$ and by the photon coalescence process $\gamma+\gamma\to a$. The latter,
which is pr... | [
{
"created": "Fri, 17 Apr 2020 18:00:06 GMT",
"version": "v1"
},
{
"created": "Thu, 3 Sep 2020 06:13:12 GMT",
"version": "v2"
}
] | 2020-09-04 | [
[
"Carenza",
"Pierluca",
"",
"Bari Univ. & INFN Bari"
],
[
"Straniero",
"Oscar",
"",
"INAF"
],
[
"Döbrich",
"Babette",
"",
"CERN"
],
[
"Giannotti",
"Maurizio",
"",
"Barry Univ."
],
[
"Lucente",
"Giuseppe",
"",
"Bari Univ... | We update the globular cluster bound on massive ($m_a$ up to a few 100 keV) axion-like particles (ALP) interacting with photons. The production of such particles in the stellar core is dominated by the Primakoff $\gamma + Ze\to Ze +a$ and by the photon coalescence process $\gamma+\gamma\to a$. The latter, which is pred... |
0903.3640 | Yukinari Sumino | Y. Sumino | Family Gauge Symmetry as an Origin of Koide's Mass Formula and Charged
Lepton Spectrum | 17 pages, 12 figures | null | null | TU-842 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recently we have proposed mechanisms to explain origins of the charged lepton
spectrum as well as Koide's mass formula, on the basis of U(3)\times O(3)
family gauge symmetry. In this note, we review the basic ideas of these
mechanisms. Without technical details, and adding some speculations, we give a
sketch of the m... | [
{
"created": "Sat, 21 Mar 2009 07:44:05 GMT",
"version": "v1"
}
] | 2016-04-26 | [
[
"Sumino",
"Y.",
""
]
] | Recently we have proposed mechanisms to explain origins of the charged lepton spectrum as well as Koide's mass formula, on the basis of U(3)\times O(3) family gauge symmetry. In this note, we review the basic ideas of these mechanisms. Without technical details, and adding some speculations, we give a sketch of the mec... |
hep-ph/9311348 | null | S.Balk, A.Ilakovac, J.G.Korner and D.Pirjol | Two Heavy Quark Effective Theories | 12 pages, 2 figures (available upon request), LaTeX (no macros
required), minor typos corrected MZ-TH/93-33 | null | null | null | hep-ph | null | We point out that there exist two different formulations of the Heavy Quark
Effective Theory (HQET). One formulation of HQET was mostly developed at
Harvard and involves the use of the equation of motion to eliminate the small
components of the heavy quark field. The second formulation, developed in
Mainz, involves a... | [
{
"created": "Tue, 23 Nov 1993 20:21:07 GMT",
"version": "v1"
},
{
"created": "Thu, 2 Dec 1993 16:34:51 GMT",
"version": "v2"
}
] | 2009-09-25 | [
[
"Balk",
"S.",
""
],
[
"Ilakovac",
"A.",
""
],
[
"Korner",
"J. G.",
""
],
[
"Pirjol",
"D.",
""
]
] | We point out that there exist two different formulations of the Heavy Quark Effective Theory (HQET). One formulation of HQET was mostly developed at Harvard and involves the use of the equation of motion to eliminate the small components of the heavy quark field. The second formulation, developed in Mainz, involves a s... |
1310.3887 | Stefan Meinel | Ronald R. Horgan, Zhaofeng Liu, Stefan Meinel, Matthew Wingate | Calculation of $B^0 \to K^{*0} \mu^+ \mu^-$ and $B_s^0 \to \phi \mu^+
\mu^-$ observables using form factors from lattice QCD | 6 pages. Updated form factors according to arXiv:1310.3722v3. New
discussion of charmonium resonances. Accepted by PRL | Phys. Rev. Lett. 112, 212003 (2014) | 10.1103/PhysRevLett.112.212003 | DAMTP-2013-55, MIT-CTP 4508 | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the differential branching fractions and angular distributions
of the rare decays $B^0 \to K^{*0} \mu^+ \mu^-$ and $B_s^0 \to \phi \mu^+
\mu^-$, using for the first time form factors from unquenched lattice QCD. We
focus on the kinematic region where the $K^*$ or $\phi$ recoils softly; there
the newly av... | [
{
"created": "Tue, 15 Oct 2013 00:33:52 GMT",
"version": "v1"
},
{
"created": "Fri, 25 Oct 2013 19:33:15 GMT",
"version": "v2"
},
{
"created": "Wed, 7 May 2014 15:08:39 GMT",
"version": "v3"
}
] | 2014-06-02 | [
[
"Horgan",
"Ronald R.",
""
],
[
"Liu",
"Zhaofeng",
""
],
[
"Meinel",
"Stefan",
""
],
[
"Wingate",
"Matthew",
""
]
] | We calculate the differential branching fractions and angular distributions of the rare decays $B^0 \to K^{*0} \mu^+ \mu^-$ and $B_s^0 \to \phi \mu^+ \mu^-$, using for the first time form factors from unquenched lattice QCD. We focus on the kinematic region where the $K^*$ or $\phi$ recoils softly; there the newly avai... |
hep-ph/0010273 | Thomas Teubner | A. Hebecker and T. Teubner | Skewed Parton Distributions and F_2^D at beta -> 1 | 11 pages, LaTeX, including five PostScript figures | Phys.Lett.B498:16-22,2001 | 10.1016/S0370-2693(00)01372-1 | CERN-TH/2000-306, PITHA 00/26 | hep-ph | null | We show that the diffractive structure function is perturbatively calculable
in the domain where the diffractive mass is small but still outside the
resonance region. In this domain, which can be characterized by Lambda^2/Q^2 <<
1-beta << (Lambda^2/Q^2)^1/2, the structure function represents a new
observable, which i... | [
{
"created": "Tue, 24 Oct 2000 13:29:16 GMT",
"version": "v1"
}
] | 2009-02-20 | [
[
"Hebecker",
"A.",
""
],
[
"Teubner",
"T.",
""
]
] | We show that the diffractive structure function is perturbatively calculable in the domain where the diffractive mass is small but still outside the resonance region. In this domain, which can be characterized by Lambda^2/Q^2 << 1-beta << (Lambda^2/Q^2)^1/2, the structure function represents a new observable, which is ... |
1705.05789 | Kai Ma | Kai Ma | Constrains of Charge-to-Mass Ratios on Noncommutative Phase Space | 6pages; v2: text are improved and several references are added. v3:
match to the published version | Adv.High Energy Phys. 2017 (2017) 1945156 | 10.1155/2017/1945156 | null | hep-ph quant-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Based on recent measurements on the charge-to-mass ratios of proton and
anti-proton, we study constraints on the parameters of noncommutative phase
space. We find that while the limit on the parameter of coordinate
noncommutativity is weak, it is very strong on the parameter of momentum
noncommutativity, $\sqrt{\xi} ... | [
{
"created": "Tue, 16 May 2017 16:19:23 GMT",
"version": "v1"
},
{
"created": "Sat, 27 May 2017 02:38:01 GMT",
"version": "v2"
},
{
"created": "Sun, 18 Feb 2018 10:34:06 GMT",
"version": "v3"
}
] | 2018-02-20 | [
[
"Ma",
"Kai",
""
]
] | Based on recent measurements on the charge-to-mass ratios of proton and anti-proton, we study constraints on the parameters of noncommutative phase space. We find that while the limit on the parameter of coordinate noncommutativity is weak, it is very strong on the parameter of momentum noncommutativity, $\sqrt{\xi} \l... |
0809.1329 | Alexander V. Kuznetsov | A.V. Kuznetsov and N.V. Mikheev (Yaroslavl State (P.G. Demidov)
University, Russia) | Plasma induced fermion spin-flip conversion $f_L \to f_R + \gamma$ | 5 pages, LaTeX, 1 PS figure, based on the talk presented by A.V.
Kuznetsov at the XV International Seminar Quarks'2008, Sergiev Posad, Moscow
Region, May 23-29, 2008, to appear in the Proceedings | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The fermion spin-flip conversion $f_L \to f_R + \gamma$ is considered, caused
by the difference of the additional energies of the electroweak origin,
acquired by left- and right-handed fermions (neutrino, electron) in medium. An
accurate taking account of the fermion and photon dispersion in medium is shown
to be imp... | [
{
"created": "Mon, 8 Sep 2008 13:04:40 GMT",
"version": "v1"
}
] | 2008-09-09 | [
[
"Kuznetsov",
"A. V.",
"",
"Yaroslavl State"
],
[
"Mikheev",
"N. V.",
"",
"Yaroslavl State"
]
] | The fermion spin-flip conversion $f_L \to f_R + \gamma$ is considered, caused by the difference of the additional energies of the electroweak origin, acquired by left- and right-handed fermions (neutrino, electron) in medium. An accurate taking account of the fermion and photon dispersion in medium is shown to be impor... |
hep-ph/0201027 | Saleev | V.A. Saleev | Photoproduction of J/psi mesons at high energies in parton model and
k_t-faktorization approach | LaTeX2e, 11 pages plus 8 fig. using epsfig.sty | Phys.Rev.D65:054041,2002 | 10.1103/PhysRevD.65.054041 | SSU-HEP-01/2002 | hep-ph | null | We consider J/psi meson photoproduction on protons at high energies at the
leading order in alpha_s using conventional parton model and k_t-factorization
approach of QCD. It is shown that in the both cases the colour singlet
mechanism gives correct description for experimental data from HERA for the
total cross secti... | [
{
"created": "Sat, 5 Jan 2002 13:44:31 GMT",
"version": "v1"
},
{
"created": "Mon, 14 Jan 2002 13:44:17 GMT",
"version": "v2"
}
] | 2011-03-23 | [
[
"Saleev",
"V. A.",
""
]
] | We consider J/psi meson photoproduction on protons at high energies at the leading order in alpha_s using conventional parton model and k_t-factorization approach of QCD. It is shown that in the both cases the colour singlet mechanism gives correct description for experimental data from HERA for the total cross section... |
1608.00472 | Sergiy Akkelin | S.V. Akkelin | Hot origin of the Little Bang | 17 pages | Eur. Phys. J. A (2017) 53: 232 | 10.1140/epja/i2017-12432-1 | null | hep-ph hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Ultrarelativistic heavy ion collisions produce a quark-gluon matter which
lies in the future light cone originating from given points on the $t=z=0$
plane of the Minkowski spacetime manifold. We show that in a weak coupling
regime the Minkowski vacuum of massless fields presents itself in the "Little
Bang" region as ... | [
{
"created": "Mon, 1 Aug 2016 15:32:24 GMT",
"version": "v1"
},
{
"created": "Tue, 6 Sep 2016 13:33:50 GMT",
"version": "v2"
},
{
"created": "Thu, 27 Oct 2016 16:05:11 GMT",
"version": "v3"
},
{
"created": "Fri, 14 Jul 2017 10:20:42 GMT",
"version": "v4"
},
{
"cre... | 2017-12-04 | [
[
"Akkelin",
"S. V.",
""
]
] | Ultrarelativistic heavy ion collisions produce a quark-gluon matter which lies in the future light cone originating from given points on the $t=z=0$ plane of the Minkowski spacetime manifold. We show that in a weak coupling regime the Minkowski vacuum of massless fields presents itself in the "Little Bang" region as a ... |
hep-ph/0202273 | Ilicheva Tatiana | T.P.Ilichova, S.G Shulga | Nucleon electromagnetic form factors in a single-time constituent quark
model | 6 pages, 1 figures, VIth International School-Seminar ``Actual
Problems of Particle Physics'', July 30 - August 8, 1999, Gomel, Belarus | null | null | null | hep-ph | null | The main statement of the nucleon constituent quark model with a fixed number
of particles as basic ansatz are considered in a framework of the single-time
(quasipotential) approach to the bound state problem. The scaling law breacking
for the proton form factor is investigated for Q^2 = 0 -- 2 Gev^2.
| [
{
"created": "Thu, 28 Feb 2002 08:59:02 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Ilichova",
"T. P.",
""
],
[
"Shulga",
"S. G",
""
]
] | The main statement of the nucleon constituent quark model with a fixed number of particles as basic ansatz are considered in a framework of the single-time (quasipotential) approach to the bound state problem. The scaling law breacking for the proton form factor is investigated for Q^2 = 0 -- 2 Gev^2. |
0909.1547 | Johannes Bluemlein | J. Bl\"umlein, S. Klein, and B. T\"odtli | $O(\alpha_s^2)$ and $O(\alpha_s^3)$ Heavy Flavor Contributions to
Transversity at $Q^2 \gg m^2$ | 25 papes, 5 figures, 1 style file | Phys.Rev.D80:094010,2009 | 10.1103/PhysRevD.80.094010 | DESY 09-60, SFB/CPP-09-073 | hep-ph hep-ex hep-lat hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In deep-inelastic processes the heavy flavor Wilson coefficients factorize
for $Q^2 \gg m^2$ into the light flavor Wilson coefficients of the
corresponding process and the massive operator matrix elements (OMEs). We
calculate the $O(\alpha_s^2)$ and $O(\alpha_s^3)$ massive OME for the flavor
non-singlet transversity ... | [
{
"created": "Tue, 8 Sep 2009 19:47:21 GMT",
"version": "v1"
}
] | 2009-11-30 | [
[
"Blümlein",
"J.",
""
],
[
"Klein",
"S.",
""
],
[
"Tödtli",
"B.",
""
]
] | In deep-inelastic processes the heavy flavor Wilson coefficients factorize for $Q^2 \gg m^2$ into the light flavor Wilson coefficients of the corresponding process and the massive operator matrix elements (OMEs). We calculate the $O(\alpha_s^2)$ and $O(\alpha_s^3)$ massive OME for the flavor non-singlet transversity di... |
hep-ph/0211345 | Erler | Jens Erler | Electroweak Radiative Corrections to Semileptonic Tau Decays | 3 pages | Rev.Mex.Fis. 50 (2004) 200-202 | null | null | hep-ph hep-ex | null | I present an update on the electroweak radiative correction factor to
semileptonic tau decays, including a next-to-leading order resummation of large
logarithms. My result differs both qualitatively and quantitatively from the
one recently obtained by Davier et al. As two consequences, (i) the discrepancy
between the... | [
{
"created": "Fri, 22 Nov 2002 02:35:56 GMT",
"version": "v1"
},
{
"created": "Mon, 25 Nov 2002 00:05:55 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Erler",
"Jens",
""
]
] | I present an update on the electroweak radiative correction factor to semileptonic tau decays, including a next-to-leading order resummation of large logarithms. My result differs both qualitatively and quantitatively from the one recently obtained by Davier et al. As two consequences, (i) the discrepancy between the p... |
1110.5909 | Erich Weihs | Erich Weihs and Jose Zurita | Dark Higgs Models at the 7 TeV LHC | 20 pages, 8 figures; references, clarification and note added;
conclusions unaltered; version accepted for publication in JHEP; v3: added
references | JHEP 1202 (2012) 041 | 10.1007/JHEP02(2012)041 | ZU-TH 20/11; LPN11-56 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study how collider data and electroweak precision observables affect the
parameter space of models including a new dark force mediated by a massive U(1)
gauge boson. It acquires mass via a Higgs mechanism in the dark sector which is
connected to the Standard Model through kinetic mixing of the two U(1) gauge
boson... | [
{
"created": "Wed, 26 Oct 2011 20:00:02 GMT",
"version": "v1"
},
{
"created": "Fri, 16 Mar 2012 12:31:26 GMT",
"version": "v2"
},
{
"created": "Mon, 7 May 2012 10:48:17 GMT",
"version": "v3"
}
] | 2012-05-08 | [
[
"Weihs",
"Erich",
""
],
[
"Zurita",
"Jose",
""
]
] | We study how collider data and electroweak precision observables affect the parameter space of models including a new dark force mediated by a massive U(1) gauge boson. It acquires mass via a Higgs mechanism in the dark sector which is connected to the Standard Model through kinetic mixing of the two U(1) gauge bosons ... |
0706.2738 | Johannes Bluemlein | I. Bierenbaum, J. Bl\"umlein and S. Klein | Two-Loop Massive Operator Matrix Elements for Polarized and Unpolarized
Deep-Inelastic Scattering | 1 latex file, 1 style file, Proceedings DIS 2007, Munich, April 2007 | null | null | DESY 07/089, SFB/CPP-07-30 | hep-ph | null | The $O(\alpha_s^2)$ massive operator matrix elements for unpolarized and
polarized heavy flavor production at asymptotic values $Q^2 >> m^2$ are
calculated in Mellin space without applying the integration-by-parts method. We
confirm previous results given in Refs. \cite{BU1,BU2}, however, obtain much
more compact rep... | [
{
"created": "Tue, 19 Jun 2007 08:59:23 GMT",
"version": "v1"
}
] | 2007-06-20 | [
[
"Bierenbaum",
"I.",
""
],
[
"Blümlein",
"J.",
""
],
[
"Klein",
"S.",
""
]
] | The $O(\alpha_s^2)$ massive operator matrix elements for unpolarized and polarized heavy flavor production at asymptotic values $Q^2 >> m^2$ are calculated in Mellin space without applying the integration-by-parts method. We confirm previous results given in Refs. \cite{BU1,BU2}, however, obtain much more compact repre... |
2402.19086 | Konstantinos Dimopoulos | Konstantinos Dimopoulos | Cosmic Inflation, Dark Energy and Gravitational Waves | 10 pages, contribution to the 21st Lomonosov conference, August
24-30, 2023 | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We briefly discuss cosmic inflation, which is the dominant paradigm for the
generation of the large scale structure in the Universe and also for arranging
for the initial conditions of the hot Big Bang. We then present quintessential
inflation, which also accounts of the observed dark energy. We discuss how
quintesse... | [
{
"created": "Thu, 29 Feb 2024 12:12:38 GMT",
"version": "v1"
}
] | 2024-03-01 | [
[
"Dimopoulos",
"Konstantinos",
""
]
] | We briefly discuss cosmic inflation, which is the dominant paradigm for the generation of the large scale structure in the Universe and also for arranging for the initial conditions of the hot Big Bang. We then present quintessential inflation, which also accounts of the observed dark energy. We discuss how quintessent... |
hep-ph/9505277 | Oleg Tarasov | O. V. TARASOV | AN ALGORITHM FOR SMALL MOMENTUM EXPANSION OF FEYNMAN DIAGRAMS | 7 page, Talk presented at the AI-HENP 95 workshop, Pisa, April 1995
(Some minor misprints are corrected) | null | null | BI-TP-95/19 | hep-ph | null | An algorithm for obtaining the Taylor coefficients of an expansion of Feynman
diagrams is proposed. It is based on recurrence relations which can be applied
to the propagator as well as to the vertex diagrams. As an application, several
coefficients of the Taylor series expansion for the two-loop propagator and
two-l... | [
{
"created": "Thu, 11 May 1995 03:04:02 GMT",
"version": "v1"
},
{
"created": "Thu, 11 May 1995 21:39:32 GMT",
"version": "v2"
}
] | 2008-02-03 | [
[
"TARASOV",
"O. V.",
""
]
] | An algorithm for obtaining the Taylor coefficients of an expansion of Feynman diagrams is proposed. It is based on recurrence relations which can be applied to the propagator as well as to the vertex diagrams. As an application, several coefficients of the Taylor series expansion for the two-loop propagator and two-loo... |
hep-ph/0010351 | Arash Mafi | Arash Mafi | $\mu$ Problem, SO(10) SUSY GUT and Heavy Gluino LSP | Talk given at The Meeting of The Division of Particles and Fields of
The American Physical Society (DPF 2000), Columbus, Ohio, August 9-12, 2000,
3 pp | Int.J.Mod.Phys. A16S1B (2001) 849-851 | 10.1142/S0217751X0100828X | OHSTPY-HEP-T-00-024 | hep-ph | null | We present a solution to the $\mu$ problem in an SO(10) supersymmetric grand
unified (SUSY GUT) model with gauge mediated (GMSB) and D-term supersymmetry
breaking. A Peccei-Quinn ({\bf PQ}) symmetry is broken at the messenger scale
and enables the generation of the $\mu$ term. The invisible axion (Goldstone
boson of ... | [
{
"created": "Tue, 31 Oct 2000 18:45:00 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Mafi",
"Arash",
""
]
] | We present a solution to the $\mu$ problem in an SO(10) supersymmetric grand unified (SUSY GUT) model with gauge mediated (GMSB) and D-term supersymmetry breaking. A Peccei-Quinn ({\bf PQ}) symmetry is broken at the messenger scale and enables the generation of the $\mu$ term. The invisible axion (Goldstone boson of {\... |
1708.04549 | Soumitra Maity | Abhijit Bhattacharyya, Sanjay K. Ghosh, Soumitra Maity, Sibaji Raha,
Rajarshi Ray, Kinkar Saha, Subhasis Samanta and Sudipa Upadhaya | Thermodynamics of strongly interacting matter in a hybrid model | 17 pages, 10 figures. arXiv admin note: text overlap with
arXiv:1609.07882 | Phys. Rev. C 99, 045207 (2019) | 10.1103/PhysRevC.99.045207 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The equation of state and fluctuations of conserved charges in a strongly
interacting medium under equilibrium conditions form the baseline upon which
various possible scenarios in relativistic heavy-ion collision experiments are
built. Many of these quantities have been obtained in the lattice QCD framework
with rel... | [
{
"created": "Mon, 14 Aug 2017 12:39:00 GMT",
"version": "v1"
}
] | 2019-05-01 | [
[
"Bhattacharyya",
"Abhijit",
""
],
[
"Ghosh",
"Sanjay K.",
""
],
[
"Maity",
"Soumitra",
""
],
[
"Raha",
"Sibaji",
""
],
[
"Ray",
"Rajarshi",
""
],
[
"Saha",
"Kinkar",
""
],
[
"Samanta",
"Subhasis",
""
],
... | The equation of state and fluctuations of conserved charges in a strongly interacting medium under equilibrium conditions form the baseline upon which various possible scenarios in relativistic heavy-ion collision experiments are built. Many of these quantities have been obtained in the lattice QCD framework with relia... |
1409.5885 | Wally Melnitchouk | Yusupujiang Salamu, Chueng-Ryong Ji, W. Melnitchouk, P. Wang | $\bar d - \bar u$ asymmetry in the proton in chiral effective theory | 5 pages, 3 figures; minor typos corrected; version published in PRL | Phys. Rev. Lett. 114, 122001 (2015) | 10.1103/PhysRevLett.114.122001 | JLAB-THY-14-1954 | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We compute the $\bar d - \bar u$ asymmetry in the proton in chiral effective
theory, including both nucleon and $\Delta$ degrees of freedom, within both the
relativistic and heavy baryon frameworks. In addition to the distribution at
$x>0$, we compute the corrections to the asymmetry arising from zero momentum
contri... | [
{
"created": "Sat, 20 Sep 2014 13:20:53 GMT",
"version": "v1"
},
{
"created": "Tue, 14 Jul 2015 19:48:04 GMT",
"version": "v2"
}
] | 2015-10-02 | [
[
"Salamu",
"Yusupujiang",
""
],
[
"Ji",
"Chueng-Ryong",
""
],
[
"Melnitchouk",
"W.",
""
],
[
"Wang",
"P.",
""
]
] | We compute the $\bar d - \bar u$ asymmetry in the proton in chiral effective theory, including both nucleon and $\Delta$ degrees of freedom, within both the relativistic and heavy baryon frameworks. In addition to the distribution at $x>0$, we compute the corrections to the asymmetry arising from zero momentum contribu... |
1801.06067 | Pablo Sanchez Puertas | Karol Kampf, Jiri Novotny, Pablo Sanchez-Puertas | The radiative corrections to double-Dalitz decays revisited | 22 pages, 9 figures; minor changes added (results unchanged). Matches
the published version in PRD. Results in Mathematica notebooks added as
ancillary files | Phys. Rev. D 97, 056010 (2018) | 10.1103/PhysRevD.97.056010 | null | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this study, we revisit and complete the full next-to-leading order
corrections to pseudoscalar double-Dalitz decays within the soft-photon
approximation. Comparing to the previous study, we find small differences,
which are nevertheless relevant for extracting information about the
pseudoscalar transition form fac... | [
{
"created": "Thu, 18 Jan 2018 14:51:09 GMT",
"version": "v1"
},
{
"created": "Mon, 19 Mar 2018 12:55:41 GMT",
"version": "v2"
},
{
"created": "Thu, 28 Mar 2019 17:34:57 GMT",
"version": "v3"
}
] | 2019-03-29 | [
[
"Kampf",
"Karol",
""
],
[
"Novotny",
"Jiri",
""
],
[
"Sanchez-Puertas",
"Pablo",
""
]
] | In this study, we revisit and complete the full next-to-leading order corrections to pseudoscalar double-Dalitz decays within the soft-photon approximation. Comparing to the previous study, we find small differences, which are nevertheless relevant for extracting information about the pseudoscalar transition form facto... |
1706.02253 | Evan Johnson | Eric Braaten, Evan Johnson, Hong Zhang | Zero-Range Effective Field Theory for Resonant Wino Dark Matter I.
Framework | 63 pages, 22 figures, Corrected typos in version 1 | null | 10.1007/JHEP11(2017)108 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The most dramatic "Sommerfeld enhancements" of neutral-wino-pair annihilation
occur when the wino mass is near a critical value where there is a zero-energy
S-wave resonance at the neutral-wino-pair threshold. Near such a critical mass,
low-energy winos can be described by a zero-range effective field theory in
which... | [
{
"created": "Wed, 7 Jun 2017 16:51:10 GMT",
"version": "v1"
},
{
"created": "Wed, 15 Nov 2017 20:48:36 GMT",
"version": "v2"
}
] | 2017-12-06 | [
[
"Braaten",
"Eric",
""
],
[
"Johnson",
"Evan",
""
],
[
"Zhang",
"Hong",
""
]
] | The most dramatic "Sommerfeld enhancements" of neutral-wino-pair annihilation occur when the wino mass is near a critical value where there is a zero-energy S-wave resonance at the neutral-wino-pair threshold. Near such a critical mass, low-energy winos can be described by a zero-range effective field theory in which t... |
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