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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
hep-ph/9902349 | Victor Manuel Villanueva Sandoval | J. L Lucio, M. Napsuciale, M. D. Scadron and V. M. Villanueva | The omega to rho pi transition and omega to rho 3 pi decay | 12 pages, LaTeX, 3 eps figures, uses epsf.sty | null | null | IFUG HEP-9901 | hep-ph | null | We evaluate the omega to rho pi transition and the omega to 3 pi decay using
a Quark Level Linear Sigma Model ($QL\sigma M$). We obtain $g^{QL\sigma
M}_{\omega\rho\pi}= (10.33 - 14.75) GeV^{-1}$ to be compared with other model
dependent estimates averaging to $g_{\omega\rho\pi} = 16 GeV^{-1}$. We show
that in the $QL... | [
{
"created": "Mon, 15 Feb 1999 19:33:29 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Lucio",
"J. L",
""
],
[
"Napsuciale",
"M.",
""
],
[
"Scadron",
"M. D.",
""
],
[
"Villanueva",
"V. M.",
""
]
] | We evaluate the omega to rho pi transition and the omega to 3 pi decay using a Quark Level Linear Sigma Model ($QL\sigma M$). We obtain $g^{QL\sigma M}_{\omega\rho\pi}= (10.33 - 14.75) GeV^{-1}$ to be compared with other model dependent estimates averaging to $g_{\omega\rho\pi} = 16 GeV^{-1}$. We show that in the $QL\s... |
hep-ph/0407278 | Yong Zhou | Yong Zhou, Cai-Dian L\"u | Singularities of Feynman amplitude and cutting rules | null | null | null | null | hep-ph | null | The contents of this manuscript has been moved to hep-ph/0412204.
| [
{
"created": "Fri, 23 Jul 2004 10:02:50 GMT",
"version": "v1"
},
{
"created": "Wed, 11 Aug 2004 14:28:18 GMT",
"version": "v2"
},
{
"created": "Thu, 19 Aug 2004 09:08:57 GMT",
"version": "v3"
},
{
"created": "Fri, 17 Dec 2004 02:22:30 GMT",
"version": "v4"
}
] | 2007-05-23 | [
[
"Zhou",
"Yong",
""
],
[
"Lü",
"Cai-Dian",
""
]
] | The contents of this manuscript has been moved to hep-ph/0412204. |
1404.0028 | Narayan Rana | Taushif Ahmed, Maguni Mahakhud, Prakash Mathews, Narayan Rana and V.
Ravindran | Two-Loop QCD Correction to massive spin-2 resonance $\rightarrow$ 3
gluons | null | null | 10.1007/JHEP05(2014)107 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present the ${\cal O}(\alpha_s^3)$ virtual QCD corrections to the process
$h \rightarrow g+g+g$ due to interference of born and two-loop amplitudes,
where $h$ is a massive spin-2 particle and $g$ is the gluon. We assume that the
SM fields couple to $h$ through the SM energy momentum tensor. Our result
constitutes ... | [
{
"created": "Mon, 31 Mar 2014 20:21:51 GMT",
"version": "v1"
}
] | 2015-06-19 | [
[
"Ahmed",
"Taushif",
""
],
[
"Mahakhud",
"Maguni",
""
],
[
"Mathews",
"Prakash",
""
],
[
"Rana",
"Narayan",
""
],
[
"Ravindran",
"V.",
""
]
] | We present the ${\cal O}(\alpha_s^3)$ virtual QCD corrections to the process $h \rightarrow g+g+g$ due to interference of born and two-loop amplitudes, where $h$ is a massive spin-2 particle and $g$ is the gluon. We assume that the SM fields couple to $h$ through the SM energy momentum tensor. Our result constitutes on... |
1809.00131 | Ian G. Moss | Ian G. Moss and Ruth Gregory | Higgs Cosmology and Dark Matter | 5 pages, 4 figures. Talk presented at 2nd World Summit: Exploring the
Dark Side of the Universe, June 2018, University of Antilles, Guadeloupe | null | null | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Higgs vacuum stability has important consequences for cosmology. In
particular, we argue that if the Higgs vacuum is metastable, then the dark
matter cannot contain a single black hole of mass less than $10^{15}{\rm g}$ in
our entire past light cone. In addition to being the destroyer microscopic
black holes, it may ... | [
{
"created": "Sat, 1 Sep 2018 08:03:51 GMT",
"version": "v1"
}
] | 2018-09-05 | [
[
"Moss",
"Ian G.",
""
],
[
"Gregory",
"Ruth",
""
]
] | Higgs vacuum stability has important consequences for cosmology. In particular, we argue that if the Higgs vacuum is metastable, then the dark matter cannot contain a single black hole of mass less than $10^{15}{\rm g}$ in our entire past light cone. In addition to being the destroyer microscopic black holes, it may be... |
hep-ph/9506389 | Jun Liu | J\`un L\'iu, Nimai C. Mukhopadhyay and Lisheng Zhang | Nucleon to Delta Weak Excitation Amplitudes in the Non-relativistic
Quark Model | \documentstyle[aps]{revtex}, 21pages; 11 postscript figures. Accepted
for publication by Phys. Rev. C | Phys.Rev.C52:1630-1647,1995 | 10.1103/PhysRevC.52.1630 | null | hep-ph nucl-th | null | We investigate the nucleon to Delta(1232) vector and axial vector amplitudes
in the non-relativistic quark model of the Isgur-Karl variety. A particular
interest is to investigate the SU(6) symmetry breaking, due to color hyperfine
interaction. We compare the theoretical estimates to recent experimental
investigation... | [
{
"created": "Thu, 22 Jun 1995 06:29:07 GMT",
"version": "v1"
}
] | 2016-08-15 | [
[
"Líu",
"Jùn",
""
],
[
"Mukhopadhyay",
"Nimai C.",
""
],
[
"Zhang",
"Lisheng",
""
]
] | We investigate the nucleon to Delta(1232) vector and axial vector amplitudes in the non-relativistic quark model of the Isgur-Karl variety. A particular interest is to investigate the SU(6) symmetry breaking, due to color hyperfine interaction. We compare the theoretical estimates to recent experimental investigation o... |
hep-ph/9601298 | Sean Fleming | James Amundson (MSU), Sean Fleming (U. Toronto), and Ivan Maksymyk
(TRIUMF) | Photoproduction of J/$\psi$ in the forward region | Version to appear in Phys. Rev. Substantial changes | Phys.Rev. D56 (1997) 5844-5850 | 10.1103/PhysRevD.56.5844 | UTTG-10-95, MADPH-95-914 | hep-ph | null | We study the phenomenology of fixed-target elastic $J/\psi$ photoproduction
in the NRQCD factorization formalism. Our the goal is to test an essential
feature of this formalism --- the color-octet mechanism. We obtain an
order-of-magnitude estimate for a certain linear combination of NRQCD
color-octet matrix elements... | [
{
"created": "Fri, 19 Jan 1996 06:15:54 GMT",
"version": "v1"
},
{
"created": "Thu, 2 Oct 1997 16:23:48 GMT",
"version": "v2"
}
] | 2009-10-28 | [
[
"Amundson",
"James",
"",
"MSU"
],
[
"Fleming",
"Sean",
"",
"U. Toronto"
],
[
"Maksymyk",
"Ivan",
"",
"TRIUMF"
]
] | We study the phenomenology of fixed-target elastic $J/\psi$ photoproduction in the NRQCD factorization formalism. Our the goal is to test an essential feature of this formalism --- the color-octet mechanism. We obtain an order-of-magnitude estimate for a certain linear combination of NRQCD color-octet matrix elements. ... |
1012.5466 | Ryosuke Sato | Masahiro Ibe, Ryosuke Sato, Tsutomu T. Yanagida, Kazuya Yonekura | Gravitino Dark Matter and Light Gluino in an R-invariant Low Scale Gauge
Mediation | 29 pages, 12 figures; v2 reference and explanation added | JHEP 1104:077,2011 | 10.1007/JHEP04(2011)077 | IPMU-10-0222, UT-10-22 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the simplest class of the R-invariant gauge mediation model with
the gravitino mass in the one to ten keV range. We show that the entropy
production from the supersymmetry breaking sector makes the gravitino into a
warm dark matter candidate. We also discuss that the gluino mass can be lighter
than the wi... | [
{
"created": "Sat, 25 Dec 2010 12:12:47 GMT",
"version": "v1"
},
{
"created": "Fri, 15 Apr 2011 10:11:21 GMT",
"version": "v2"
}
] | 2015-03-17 | [
[
"Ibe",
"Masahiro",
""
],
[
"Sato",
"Ryosuke",
""
],
[
"Yanagida",
"Tsutomu T.",
""
],
[
"Yonekura",
"Kazuya",
""
]
] | We consider the simplest class of the R-invariant gauge mediation model with the gravitino mass in the one to ten keV range. We show that the entropy production from the supersymmetry breaking sector makes the gravitino into a warm dark matter candidate. We also discuss that the gluino mass can be lighter than the wino... |
2306.11653 | Bartol Pavlovi\'c | Monojit Ghosh, Srubabati Goswami, Supriya Pan and Bartol Pavlovi\'c | Implications of the DLMA solution of $\theta_{12}$ for IceCube data
using different astrophysical sources | 10 pages, 6 figures, 3 tables. Version accepted for publication in
Universe | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper, we study the implications of the Dark Large Mixing Angle
(DLMA) solutions of $\theta_{12}$ in the context of the IceCube data. We study
the consequences in the measurement of the neutrino oscillation parameters
namely $\theta_{23}$ and $\delta_{\rm CP}$ in light of both Large Mixing Angle
(LMA) and DLM... | [
{
"created": "Tue, 20 Jun 2023 16:25:00 GMT",
"version": "v1"
},
{
"created": "Wed, 23 Aug 2023 13:51:50 GMT",
"version": "v2"
}
] | 2023-08-24 | [
[
"Ghosh",
"Monojit",
""
],
[
"Goswami",
"Srubabati",
""
],
[
"Pan",
"Supriya",
""
],
[
"Pavlović",
"Bartol",
""
]
] | In this paper, we study the implications of the Dark Large Mixing Angle (DLMA) solutions of $\theta_{12}$ in the context of the IceCube data. We study the consequences in the measurement of the neutrino oscillation parameters namely $\theta_{23}$ and $\delta_{\rm CP}$ in light of both Large Mixing Angle (LMA) and DLMA ... |
hep-ph/9805342 | Anatoly Radyushkin | A.V. Radyushkin | Double distributions and evolution equations | 21 pages, Latex, 8 figures. To appear in Phys. Rev. D | Phys.Rev.D59:014030,1999 | 10.1103/PhysRevD.59.014030 | JLAB-THY-98-16 | hep-ph | null | Applications of perturbative QCD to deeply virtual Compton scattering and
hard exclusive meson electroproduction processes require a generalization of
usual parton distributions for the case when long-distance information is
accumulated in nonforward matrix elements < p'| O(0,z) | p > of quark and gluon
light-cone op... | [
{
"created": "Fri, 15 May 1998 19:40:35 GMT",
"version": "v1"
},
{
"created": "Mon, 25 May 1998 13:08:28 GMT",
"version": "v2"
},
{
"created": "Thu, 28 May 1998 09:18:51 GMT",
"version": "v3"
},
{
"created": "Wed, 3 Jun 1998 15:11:43 GMT",
"version": "v4"
},
{
"cr... | 2014-11-17 | [
[
"Radyushkin",
"A. V.",
""
]
] | Applications of perturbative QCD to deeply virtual Compton scattering and hard exclusive meson electroproduction processes require a generalization of usual parton distributions for the case when long-distance information is accumulated in nonforward matrix elements < p'| O(0,z) | p > of quark and gluon light-cone oper... |
1803.00945 | Ferruccio Feruglio | Claudia Cornella, Ferruccio Feruglio and Paride Paradisi | Low-energy Effects of Lepton Flavour Universality Violation | 24 pages, 2 figures | null | 10.1007/JHEP11(2018)012 | ZU-TH-09/18 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The persisting anomalous data in semileptonic B-decays point towards New
Physics models exhibiting large sources of Lepton Flavour Universality
Violation. In this work we generalise previous studies by considering
frameworks which include an enlarged set of semileptonic four-fermion operators
invariant under the SM g... | [
{
"created": "Fri, 2 Mar 2018 16:45:50 GMT",
"version": "v1"
}
] | 2018-11-14 | [
[
"Cornella",
"Claudia",
""
],
[
"Feruglio",
"Ferruccio",
""
],
[
"Paradisi",
"Paride",
""
]
] | The persisting anomalous data in semileptonic B-decays point towards New Physics models exhibiting large sources of Lepton Flavour Universality Violation. In this work we generalise previous studies by considering frameworks which include an enlarged set of semileptonic four-fermion operators invariant under the SM gau... |
1710.01515 | Abhishek Iyer M | A.Deandrea, A.M. Iyer | Vector-like quarks and heavy coloured bosons at the LHC | 13 Pages, 4 Figures | Phys. Rev. D 97, 055002 (2018) | 10.1103/PhysRevD.97.055002 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the production of heavy coloured scalars and vectors and their
relevance at LHC for the study of vector-like quarks ($T$). These coloured
states ($C$) are present in a large number of extensions of the standard model,
in particular in composite models and in extra dimensional models. Assuming
that thes... | [
{
"created": "Wed, 4 Oct 2017 09:23:13 GMT",
"version": "v1"
}
] | 2018-03-14 | [
[
"Deandrea",
"A.",
""
],
[
"Iyer",
"A. M.",
""
]
] | We investigate the production of heavy coloured scalars and vectors and their relevance at LHC for the study of vector-like quarks ($T$). These coloured states ($C$) are present in a large number of extensions of the standard model, in particular in composite models and in extra dimensional models. Assuming that these ... |
1209.0144 | Shunsuke Ohkoda | Shunsuke Ohkoda, Y. Yamaguchi, S. Yasui, K. Sudoh, A. Hosaka | Exotic mesons with hidden charm and bottom near thresholds | 10 pages, 1 figure, to appear in the proceedings of The 5th
International Workshop on Charm Physics (Charm 2012) | null | 10.1007/s00601-013-0609-1 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study heavy hadron spectroscopy near heavy meson thresholds. We employ
heavy pseudoscalar meson P and heavy vector meson P* as effective degrees of
freedom and consider meson exchange potentials between them. All possible
composite states which can be constructed from the P and P* mesons are studied
up to the tota... | [
{
"created": "Sun, 2 Sep 2012 02:14:10 GMT",
"version": "v1"
},
{
"created": "Wed, 5 Sep 2012 13:33:03 GMT",
"version": "v2"
}
] | 2015-06-11 | [
[
"Ohkoda",
"Shunsuke",
""
],
[
"Yamaguchi",
"Y.",
""
],
[
"Yasui",
"S.",
""
],
[
"Sudoh",
"K.",
""
],
[
"Hosaka",
"A.",
""
]
] | We study heavy hadron spectroscopy near heavy meson thresholds. We employ heavy pseudoscalar meson P and heavy vector meson P* as effective degrees of freedom and consider meson exchange potentials between them. All possible composite states which can be constructed from the P and P* mesons are studied up to the total ... |
1310.8484 | Andrej Arbuzov | M.K. Volkov, A.B. Arbuzov, D.G. Kostunin | The process $e^+e^- \to \eta(\eta')2\pi$ in the extended NJL model | Estimations for decays $\tau\to\eta(\eta')2\pi\nu$ widths are added | Phys. Rev. C 89, 015202 (2014) | 10.1103/PhysRevC.89.015202 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Process of electron-positron annihilation into $\eta(\eta')2\pi$ is described
within the extended NJL model in the energy range up to about 2 GeV.
Contributions of intermediate vector mesons $\rho(770)$ and $\rho(1450)$ are
taken into account. Results for the $\eta2\pi$ channel are found to be in a
reasonable agreeme... | [
{
"created": "Thu, 31 Oct 2013 13:04:55 GMT",
"version": "v1"
},
{
"created": "Thu, 5 Dec 2013 06:21:28 GMT",
"version": "v2"
}
] | 2014-01-15 | [
[
"Volkov",
"M. K.",
""
],
[
"Arbuzov",
"A. B.",
""
],
[
"Kostunin",
"D. G.",
""
]
] | Process of electron-positron annihilation into $\eta(\eta')2\pi$ is described within the extended NJL model in the energy range up to about 2 GeV. Contributions of intermediate vector mesons $\rho(770)$ and $\rho(1450)$ are taken into account. Results for the $\eta2\pi$ channel are found to be in a reasonable agreement... |
0811.4174 | Claudia Ratti | Claudia Ratti, Edward Shuryak | The role of monopoles in a Gluon Plasma | 60 pages, 15 Figures | Phys.Rev.D80:034004,2009 | 10.1103/PhysRevD.80.034004 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the role of magnetic monopoles at high enough temperature $T>2T_c$,
when they can be considered heavy, rare objects embedded into matter consisting
mostly of the usual "electric" quasiparticles, quarks and gluons. We review
available lattice results on monopoles at finite temperatures. Then we proceed
to cla... | [
{
"created": "Tue, 25 Nov 2008 21:00:36 GMT",
"version": "v1"
}
] | 2009-09-02 | [
[
"Ratti",
"Claudia",
""
],
[
"Shuryak",
"Edward",
""
]
] | We study the role of magnetic monopoles at high enough temperature $T>2T_c$, when they can be considered heavy, rare objects embedded into matter consisting mostly of the usual "electric" quasiparticles, quarks and gluons. We review available lattice results on monopoles at finite temperatures. Then we proceed to class... |
hep-ph/0202082 | Gudrid Moortgat-Pick | Gudrid Moortgat--Pick (DESY) | Impact of beam polarization at a future linear collider | 7 pages, 5 eps figures, Contribution to Snowmass 2001 Summer Study | eConf C010630:E3008,2001 | null | null | hep-ph | null | Beam polarization at e^+e^- linear colliders will be a powerful tool for high
precision analyses. In this paper we summarize the polarization-related results
for Higgs and electroweak physics, QCD, Supersymmetry and alternative theories
beyond the Standard Model. Most studies were made for a planned linear collider
o... | [
{
"created": "Fri, 8 Feb 2002 17:18:32 GMT",
"version": "v1"
}
] | 2011-01-13 | [
[
"Moortgat--Pick",
"Gudrid",
"",
"DESY"
]
] | Beam polarization at e^+e^- linear colliders will be a powerful tool for high precision analyses. In this paper we summarize the polarization-related results for Higgs and electroweak physics, QCD, Supersymmetry and alternative theories beyond the Standard Model. Most studies were made for a planned linear collider ope... |
hep-ph/0006357 | B. F. L. Ward | B.F.L. Ward (1, 2 and 3), ((1) Department of Physics and Astronomy,
The University of Tennessee, Knoxville, Tennessee, (2) SLAC, Stanford
University, Stanford, California, (3) TH Div., CERN, Geneva, Switzerland) | CP Violation in Exclusive B Decays: Recoil Phase Effect | 12 pages, 6 figures; replaced fig. 5 and its attendant discussion;
added affiliation; corrected typos; new title for journal | null | null | UTHEP-00-0102 | hep-ph | null | In the perturbative QCD approach to exclusive B decays to two light mesons,
the leading twist contribution corresponds to those diagrams in the
Lepage-Brodsky expansion in which the would be spectator quark receives its
recoil momentum via one gluon exchange. We show that the resulting amplitude,
which in the spectat... | [
{
"created": "Fri, 30 Jun 2000 20:04:09 GMT",
"version": "v1"
},
{
"created": "Mon, 3 Jul 2000 11:37:55 GMT",
"version": "v2"
},
{
"created": "Fri, 11 Aug 2000 18:43:06 GMT",
"version": "v3"
},
{
"created": "Tue, 10 Jul 2001 09:01:13 GMT",
"version": "v4"
}
] | 2009-09-25 | [
[
"Ward",
"B. F. L.",
"",
"1, 2 and 3"
]
] | In the perturbative QCD approach to exclusive B decays to two light mesons, the leading twist contribution corresponds to those diagrams in the Lepage-Brodsky expansion in which the would be spectator quark receives its recoil momentum via one gluon exchange. We show that the resulting amplitude, which in the spectator... |
2312.05870 | Wei-Jie Fu | Yong-rui Chen, Yang-yang Tan, Wei-jie Fu | Critical dynamics within the real-time fRG approach | 11 pages, 11 figures | null | null | null | hep-ph nucl-th | http://creativecommons.org/licenses/by/4.0/ | The Schwinger-Keldysh functional renormalization group (fRG) developed in [1]
is employed to investigate critical dynamics related to a second-order phase
transition. The effective action of model A is expanded to the order of
$O(\partial^2)$ in the derivative expansion for the $O(N)$ symmetry. By solving
the fixed-p... | [
{
"created": "Sun, 10 Dec 2023 12:44:17 GMT",
"version": "v1"
}
] | 2023-12-12 | [
[
"Chen",
"Yong-rui",
""
],
[
"Tan",
"Yang-yang",
""
],
[
"Fu",
"Wei-jie",
""
]
] | The Schwinger-Keldysh functional renormalization group (fRG) developed in [1] is employed to investigate critical dynamics related to a second-order phase transition. The effective action of model A is expanded to the order of $O(\partial^2)$ in the derivative expansion for the $O(N)$ symmetry. By solving the fixed-poi... |
0709.0950 | David Morrissey | Yanou Cui, Stephen P. Martin, David E. Morrissey, James D. Wells | Cosmic Strings from Supersymmetric Flat Directions | 58 pages, 16 figures, v2. accepted to PRD, added comments about
baryogenesis and boosted decay products from cusp annihilation | Phys.Rev.D77:043528,2008 | 10.1103/PhysRevD.77.043528 | MCTP-07-28, CERN-PH-TH/2007-151 | hep-ph astro-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Flat directions are a generic feature of the scalar potential in
supersymmetric gauge field theories. They can arise, for example, from D-terms
associated with an extra abelian gauge symmetry. Even when supersymmetry is
broken softly, there often remain directions in the scalar field space along
which the potential i... | [
{
"created": "Thu, 6 Sep 2007 20:18:29 GMT",
"version": "v1"
},
{
"created": "Fri, 18 Jul 2008 20:58:37 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Cui",
"Yanou",
""
],
[
"Martin",
"Stephen P.",
""
],
[
"Morrissey",
"David E.",
""
],
[
"Wells",
"James D.",
""
]
] | Flat directions are a generic feature of the scalar potential in supersymmetric gauge field theories. They can arise, for example, from D-terms associated with an extra abelian gauge symmetry. Even when supersymmetry is broken softly, there often remain directions in the scalar field space along which the potential is ... |
2303.15388 | Jorge Segovia | Gang Yang, Jialun Ping and Jorge Segovia | Charmoniumlike tetraquarks in a chiral quark model | 22 pages, 10 figures, 21 tables. arXiv admin note: text overlap with
arXiv:2101.04933, arXiv:2204.08556, arXiv:2109.04311 | null | null | null | hep-ph hep-ex hep-lat nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The lowest-lying charmonium-like tetraquarks $c\bar{c}q\bar{q}$ $(q=u,\,d)$
and $c\bar{c}s\bar{s}$, with spin-parity $J^P=0^+$, $1^+$ and $2^+$, and
isospin $I=0$ and $1$, are systematically investigated within the theoretical
framework of complex-scaling range for a chiral quark model that has already
been successfu... | [
{
"created": "Mon, 27 Mar 2023 17:00:37 GMT",
"version": "v1"
}
] | 2023-03-28 | [
[
"Yang",
"Gang",
""
],
[
"Ping",
"Jialun",
""
],
[
"Segovia",
"Jorge",
""
]
] | The lowest-lying charmonium-like tetraquarks $c\bar{c}q\bar{q}$ $(q=u,\,d)$ and $c\bar{c}s\bar{s}$, with spin-parity $J^P=0^+$, $1^+$ and $2^+$, and isospin $I=0$ and $1$, are systematically investigated within the theoretical framework of complex-scaling range for a chiral quark model that has already been successfull... |
0801.2414 | Gudrid Moortgat-Pick | Gudrid Moortgat-Pick | LHC/ILC Interplay in SUSY Searches | 5 pages, contribution to the proceedings of EPS07 | J.Phys.Conf.Ser.110:072027,2008 | 10.1088/1742-6596/110/7/072027 | IPPP/07/70, DCPT/07/140 | hep-ph | null | Combined analyses at the Large Hadron Collider and at the International
Linear Collider are important to reveal precisely the new physics model as, for
instance, supersymmetry. Examples are presented where ILC results as input for
LHC analyses could be crucial for the identification of signals as well as of
the under... | [
{
"created": "Wed, 16 Jan 2008 01:15:28 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Moortgat-Pick",
"Gudrid",
""
]
] | Combined analyses at the Large Hadron Collider and at the International Linear Collider are important to reveal precisely the new physics model as, for instance, supersymmetry. Examples are presented where ILC results as input for LHC analyses could be crucial for the identification of signals as well as of the underly... |
hep-ph/9809438 | Christoph Greub | F. Borzumati (Montpellier) and C. Greub (Bern) | Addendum to: 2HDMs predictions for $B \to X_s \gamma$ in NLO QCD | 4 pages including 1 postscript figure; uses epsfig. Addendum to
hep-ph/9802391 | Phys.Rev.D59:057501,1999 | 10.1103/PhysRevD.59.057501 | PM/98-22, BUTP-98/24 | hep-ph | null | We update our work ``Two Higgs Doublet Model predictions for B->X_s gamma in
NLO QCD'', hep-ph/9802391 by taking into account the recently calculated
electromagnetic corrections. We present a new exclusion contour plot
(tan(\beta),m_H), where these corrections are included.
| [
{
"created": "Thu, 17 Sep 1998 19:13:02 GMT",
"version": "v1"
}
] | 2011-01-05 | [
[
"Borzumati",
"F.",
"",
"Montpellier"
],
[
"Greub",
"C.",
"",
"Bern"
]
] | We update our work ``Two Higgs Doublet Model predictions for B->X_s gamma in NLO QCD'', hep-ph/9802391 by taking into account the recently calculated electromagnetic corrections. We present a new exclusion contour plot (tan(\beta),m_H), where these corrections are included. |
2302.01956 | Juliane Haug | Juliane Haug and Fabian Wunder | The massless non-adjacent double off-shell scalar box integral -- branch
cut structure and all-order epsilon expansion | 8 pages, 1 figure, updated to match version published in JHEP | JHEP 05 (2023) 059 | 10.1007/JHEP05(2023)059 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We generalize the result of our recent paper on the massless single off-shell
scalar box integral to the case of two non-adjacent end points off the light
cone. An analytic result in $d=4-2\varepsilon$ dimensions is established in
terms of four Gauss hypergeometric ${_2}\mathrm{F}_1$ functions respectively
their sing... | [
{
"created": "Fri, 3 Feb 2023 19:07:45 GMT",
"version": "v1"
},
{
"created": "Wed, 8 Feb 2023 17:21:01 GMT",
"version": "v2"
},
{
"created": "Wed, 10 May 2023 15:34:00 GMT",
"version": "v3"
}
] | 2023-05-11 | [
[
"Haug",
"Juliane",
""
],
[
"Wunder",
"Fabian",
""
]
] | We generalize the result of our recent paper on the massless single off-shell scalar box integral to the case of two non-adjacent end points off the light cone. An analytic result in $d=4-2\varepsilon$ dimensions is established in terms of four Gauss hypergeometric ${_2}\mathrm{F}_1$ functions respectively their single... |
0804.3053 | Peter Richardson | M. Bahr, S. Gieseke, M. Gigg, D. Grellscheid, K. Hamilton, O.
Latunde-Dada, S. Platzer, P. Richardson, M. H. Seymour, A. Sherstnev, B. R.
Webber | Herwig++ 2.2 Release Note | 5 pages | null | null | Cavendish-HEP-08/05, CERN-PH-TH/2008-080, CP3-08-08, IPPP/08/26,
DCPT/08/52, KA-TP-09-2008 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A new release of the Monte Carlo program Herwig++ (version 2.2) is now
available. This version includes a number of improvements including: matrix
elements for the production of an electroweak gauge boson, W and Z, in
association with a jet; several new processes for Higgs production in
association with an electrowea... | [
{
"created": "Fri, 18 Apr 2008 15:49:27 GMT",
"version": "v1"
}
] | 2008-04-21 | [
[
"Bahr",
"M.",
""
],
[
"Gieseke",
"S.",
""
],
[
"Gigg",
"M.",
""
],
[
"Grellscheid",
"D.",
""
],
[
"Hamilton",
"K.",
""
],
[
"Latunde-Dada",
"O.",
""
],
[
"Platzer",
"S.",
""
],
[
"Richardson",
"... | A new release of the Monte Carlo program Herwig++ (version 2.2) is now available. This version includes a number of improvements including: matrix elements for the production of an electroweak gauge boson, W and Z, in association with a jet; several new processes for Higgs production in association with an electroweak ... |
hep-ph/0212083 | Jose Bordes | J. Bordes, J. Penarrocha and K. Schilcher | Bottom quark mass and QCD duality | 10 pages, 2 figures | Phys.Lett.B562:81-86,2003 | 10.1016/S0370-2693(03)00542-2 | MZ-TH/02-31, FTUV-0412/02 | hep-ph | null | The mass of the bottom quark is analyzed in the context of QCD finite energy
sum rules. In contrast to the conventional approach, we use a large momentum
expansion of the QCD correlator including terms to order \alpha
_{s}^{2}(m_{b}^{2}/q^{2})^{6} with the upsilon resonances from e^{+}e^{-}
annihilation data as main ... | [
{
"created": "Thu, 5 Dec 2002 14:43:56 GMT",
"version": "v1"
},
{
"created": "Fri, 21 Mar 2003 11:36:50 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Bordes",
"J.",
""
],
[
"Penarrocha",
"J.",
""
],
[
"Schilcher",
"K.",
""
]
] | The mass of the bottom quark is analyzed in the context of QCD finite energy sum rules. In contrast to the conventional approach, we use a large momentum expansion of the QCD correlator including terms to order \alpha _{s}^{2}(m_{b}^{2}/q^{2})^{6} with the upsilon resonances from e^{+}e^{-} annihilation data as main in... |
hep-ph/0210201 | Alexander Penin | A.A. Penin | Potential Nonrelativistic QCD and Heavy Quarkonium Spectrum in
Next-to-Next-to-Next-to-Leading Order | 5 pages LaTeX, Talk presented at RADCOR/LL 2002 conference, Kloster
Banz, Germany, September 8-13, 2002 | Nucl.Phys.Proc.Suppl. 116 (2003) 373-377 | 10.1016/S0920-5632(03)80202-5 | null | hep-ph | null | In this talk I review the calculation of the third order corrections to the
heavy quarkonium spectrum in the nonrelativistic effective theory framework and
its application to the phenomenology of top quark threshold production.
| [
{
"created": "Mon, 14 Oct 2002 10:55:56 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Penin",
"A. A.",
""
]
] | In this talk I review the calculation of the third order corrections to the heavy quarkonium spectrum in the nonrelativistic effective theory framework and its application to the phenomenology of top quark threshold production. |
0712.1016 | Thomas Binoth Dr. | A. D. Kennedy, T. Binoth, T. Rippon | Automating Renormalization of Quantum Field Theories | Invited talk given by A.D. Kennedy at the International Workshop on
Symbolic-Numeric Computation'07, University of Western Ontario, Canada | Proceedings of the 2007 international workshop on Symbolic-numeric
computation, London, Ontario, Canada, 18-27 (2007). ISBN:978-1-59593-744-5 | null | Edinburgh 2007/46 | hep-ph | null | We give an overview of state-of-the-art multi-loop Feynman diagram
computations, and explain how we use symbolic manipulation to generate
renormalized integrals that are then evaluated numerically. We explain how we
automate BPHZ renormalization using "henges" and "sectors", and give a brief
description of the symbol... | [
{
"created": "Thu, 6 Dec 2007 19:33:28 GMT",
"version": "v1"
}
] | 2007-12-07 | [
[
"Kennedy",
"A. D.",
""
],
[
"Binoth",
"T.",
""
],
[
"Rippon",
"T.",
""
]
] | We give an overview of state-of-the-art multi-loop Feynman diagram computations, and explain how we use symbolic manipulation to generate renormalized integrals that are then evaluated numerically. We explain how we automate BPHZ renormalization using "henges" and "sectors", and give a brief description of the symbolic... |
hep-ph/0005080 | Sacha Davidson | Sacha Davidson, Marta Losada | Neutrino masses in the R-parity violating MSSM | mass dimensions in column four of table corrected | JHEP 0005 (2000) 021 | 10.1088/1126-6708/2000/05/021 | null | hep-ph | null | We compute one loop neutrino masses in the R-parity violating Minimal
Supersymmetric Model, including the bilinear R-parity violating masses in the
mass insertion approximation. To the order we calculate, our results are
independent of the Higgs-lepton basis choice. We have a variety of perturbative
parameters-gauge,... | [
{
"created": "Tue, 9 May 2000 12:59:24 GMT",
"version": "v1"
},
{
"created": "Tue, 13 Jun 2000 20:08:32 GMT",
"version": "v2"
},
{
"created": "Mon, 6 Nov 2000 14:01:25 GMT",
"version": "v3"
}
] | 2009-10-31 | [
[
"Davidson",
"Sacha",
""
],
[
"Losada",
"Marta",
""
]
] | We compute one loop neutrino masses in the R-parity violating Minimal Supersymmetric Model, including the bilinear R-parity violating masses in the mass insertion approximation. To the order we calculate, our results are independent of the Higgs-lepton basis choice. We have a variety of perturbative parameters-gauge, y... |
hep-ph/9910527 | Avtandil Tkabladze | J. Gegelia, G. Japaridze, A. Tkabladze, A. Khelashvili, and K.
Turashvili | On the Gauge Invariance of the Z-Boson Mass | 11 pages, LaTeX, talk presented at the Conference "Quarks-92",
Zvenigorod Russia, 1992, comments added | null | null | null | hep-ph | null | The different schemes for the definition of the Z boson mass are analyzed. It
is shown that the scheme, defining the mass as pole of the real part of the Z
boson propagator and the width as the imaginary part of the propagator at the
same point results in the gauge dependent results for these parameters in a
two-loop... | [
{
"created": "Thu, 28 Oct 1999 19:19:47 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Gegelia",
"J.",
""
],
[
"Japaridze",
"G.",
""
],
[
"Tkabladze",
"A.",
""
],
[
"Khelashvili",
"A.",
""
],
[
"Turashvili",
"K.",
""
]
] | The different schemes for the definition of the Z boson mass are analyzed. It is shown that the scheme, defining the mass as pole of the real part of the Z boson propagator and the width as the imaginary part of the propagator at the same point results in the gauge dependent results for these parameters in a two-loop a... |
1310.6701 | Yuri V. Kovchegov | Yuri V. Kovchegov, Douglas E. Wertepny | Two-Gluon Correlations in Heavy-Light Ion Collisions: Energy and
Geometry Dependence, IR Divergences, and $k_T$-Factorization | 30 pages, 6 figures; v2: typos corrected, references added | null | 10.1016/j.nuclphysa.2014.02.021 | null | hep-ph nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the properties of the cross section for two-gluon production in
heavy-light ion collisions derived in our previous paper on the subject in the
saturation/Color Glass Condensate framework. Concentrating on the energy and
geometry dependence of the corresponding correlation functions we find that the
two-gluon... | [
{
"created": "Thu, 24 Oct 2013 18:42:27 GMT",
"version": "v1"
},
{
"created": "Tue, 11 Mar 2014 16:42:25 GMT",
"version": "v2"
}
] | 2015-06-17 | [
[
"Kovchegov",
"Yuri V.",
""
],
[
"Wertepny",
"Douglas E.",
""
]
] | We study the properties of the cross section for two-gluon production in heavy-light ion collisions derived in our previous paper on the subject in the saturation/Color Glass Condensate framework. Concentrating on the energy and geometry dependence of the corresponding correlation functions we find that the two-gluon c... |
1410.1304 | Yannis Burnier | Yannis Burnier (EPFL) | Quarkonium spectral function in medium at next-to-leading order for any
quark mass | 22 pages, 4 figures | null | null | null | hep-ph hep-lat nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The vector channel spectral function at zero spatial momentum is calculated
at next-to-leading order in thermal QCD for any quark mass. It corresponds to
the imaginary part of the massive quark contribution to the photon polarization
tensor. The spectrum shows a well defined transport peak in contrast to both
the hea... | [
{
"created": "Mon, 6 Oct 2014 09:45:00 GMT",
"version": "v1"
}
] | 2014-10-07 | [
[
"Burnier",
"Yannis",
"",
"EPFL"
]
] | The vector channel spectral function at zero spatial momentum is calculated at next-to-leading order in thermal QCD for any quark mass. It corresponds to the imaginary part of the massive quark contribution to the photon polarization tensor. The spectrum shows a well defined transport peak in contrast to both the heavy... |
hep-ph/0607257 | Angels Ramos | T. Mizutani and A. Ramos | D Mesons in Nuclear Matter: A DN Coupled-Channel Equations Approach | 30 pages, 8 eps figures, some typos and coefficients corrected,
published in Phys. Rev. C | Phys.Rev.C74:065201,2006 | 10.1103/PhysRevC.74.065201 | null | hep-ph nucl-th | null | A set of coupled two-body scattering equations is solved for the DN system
embedded in an iso-symmetric nuclear matter. The in-medium behavior of charmed
D mesons: (D^+,D^0), is investigated from the self-consistent solution within
this scheme. The effective meson-baryon Lagrangian in charm quantum number one
sector,... | [
{
"created": "Mon, 24 Jul 2006 07:05:27 GMT",
"version": "v1"
},
{
"created": "Wed, 27 Dec 2006 14:32:03 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Mizutani",
"T.",
""
],
[
"Ramos",
"A.",
""
]
] | A set of coupled two-body scattering equations is solved for the DN system embedded in an iso-symmetric nuclear matter. The in-medium behavior of charmed D mesons: (D^+,D^0), is investigated from the self-consistent solution within this scheme. The effective meson-baryon Lagrangian in charm quantum number one sector, t... |
1509.00423 | Juan Helo | J. C. Helo, M. Hirsch | LHC dijet constraints on double beta decay | 13 pages, 5 figures | Phys. Rev. D 92, 073017 (2015) | 10.1103/PhysRevD.92.073017 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We use LHC dijet data to derive constraints on neutrinoless double beta
decay. Upper limits on cross sections for the production of "exotic"
resonances, such as a right-handed W boson or a diquark, can be converted into
lower limits on the double beta decay half-life for fixed choices of other
parameters. Constraints... | [
{
"created": "Tue, 1 Sep 2015 18:18:09 GMT",
"version": "v1"
}
] | 2015-11-04 | [
[
"Helo",
"J. C.",
""
],
[
"Hirsch",
"M.",
""
]
] | We use LHC dijet data to derive constraints on neutrinoless double beta decay. Upper limits on cross sections for the production of "exotic" resonances, such as a right-handed W boson or a diquark, can be converted into lower limits on the double beta decay half-life for fixed choices of other parameters. Constraints d... |
hep-ph/0203195 | Tuomas Multamaki | T. Multamaki, I. Vilja | Simulations of Q-Ball Formation | 9 pages, 8 figures; corrected typos (v2,v3) | Phys.Lett. B535 (2002) 170-176 | 10.1016/S0370-2693(02)01730-6 | TURKU-FL-P39-02 | hep-ph | null | The fragmentation of the Affleck-Dine condensate is studied by utilizing 3+1
dimensional numerical simulations. The 3+1 dimensional simulations confirm that
the fragmentation process is very similar to the results obtained by 2+1
dimensional simulations. We find, however, that the average size of Q-balls in
3+1 dimen... | [
{
"created": "Wed, 20 Mar 2002 10:56:48 GMT",
"version": "v1"
},
{
"created": "Thu, 21 Mar 2002 12:38:26 GMT",
"version": "v2"
},
{
"created": "Wed, 3 Apr 2002 06:35:56 GMT",
"version": "v3"
}
] | 2009-11-07 | [
[
"Multamaki",
"T.",
""
],
[
"Vilja",
"I.",
""
]
] | The fragmentation of the Affleck-Dine condensate is studied by utilizing 3+1 dimensional numerical simulations. The 3+1 dimensional simulations confirm that the fragmentation process is very similar to the results obtained by 2+1 dimensional simulations. We find, however, that the average size of Q-balls in 3+1 dimensi... |
1204.1337 | Timothy Cohen | Timothy Cohen, Anson Hook, and Gonzalo Torroba | An Attractor for Natural Supersymmetry | 22 pages, 4 figures; v2 refs added; v3 journal version | null | 10.1103/PhysRevD.86.115005 | SLAC-PUB-14924 | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose an attractor mechanism which generates the "more minimal"
supersymmetric standard model from a broad class of supersymmetry breaking
boundary conditions. The hierarchies in the fermion masses and mixings are
produced by the same dynamics and a natural weak scale results from gaugino
mediation. These featur... | [
{
"created": "Thu, 5 Apr 2012 20:00:00 GMT",
"version": "v1"
},
{
"created": "Wed, 27 Jun 2012 18:03:18 GMT",
"version": "v2"
},
{
"created": "Thu, 25 Oct 2012 23:06:55 GMT",
"version": "v3"
}
] | 2013-05-30 | [
[
"Cohen",
"Timothy",
""
],
[
"Hook",
"Anson",
""
],
[
"Torroba",
"Gonzalo",
""
]
] | We propose an attractor mechanism which generates the "more minimal" supersymmetric standard model from a broad class of supersymmetry breaking boundary conditions. The hierarchies in the fermion masses and mixings are produced by the same dynamics and a natural weak scale results from gaugino mediation. These features... |
0707.3202 | Wolfgang Lucha | Z.-F. Li, Wolfgang Lucha, F. Schoberl | Stability in the instantaneous Bethe-Salpeter formalism:
harmonic-oscillator reduced Salpeter equation | 23 pages, 3 figures, extended conclusions, version to appear in Phys.
Rev. D | Phys.Rev.D76:125028,2007 | 10.1103/PhysRevD.76.125028 | HEPHY-PUB 843/07 | hep-ph nucl-th | null | A popular three-dimensional reduction of the Bethe-Salpeter formalism for the
description of bound states in quantum field theory is the Salpeter equation,
derived by assuming both instantaneous interactions and free propagation of all
bound-state constituents. Numerical (variational) studies of the Salpeter
equation... | [
{
"created": "Mon, 23 Jul 2007 06:22:25 GMT",
"version": "v1"
},
{
"created": "Fri, 9 Nov 2007 09:52:01 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Li",
"Z. -F.",
""
],
[
"Lucha",
"Wolfgang",
""
],
[
"Schoberl",
"F.",
""
]
] | A popular three-dimensional reduction of the Bethe-Salpeter formalism for the description of bound states in quantum field theory is the Salpeter equation, derived by assuming both instantaneous interactions and free propagation of all bound-state constituents. Numerical (variational) studies of the Salpeter equation w... |
hep-ph/0510034 | Alan R. White | Alan. R. White | Sextet Quarks and the Pomeron at the LHC | 6 pages, 3 figures, presented at the XIth Blois Conference on Elastic
and Diffractive Scattering, Blois, France, May, 2005 | null | null | null | hep-ph | null | Adding two color sextet quarks to QCD gives many special features. The
high-energy S-Matrix, constructed via reggeon diagrams and chiral anomalies,
contains the Critical Pomeron and electroweak symmetry breaking is produced, by
sextet pions. Cosmic ray phenomena suggest large cross-section effects will be
seen at the... | [
{
"created": "Mon, 3 Oct 2005 19:56:00 GMT",
"version": "v1"
}
] | 2016-09-06 | [
[
"White",
"Alan. R.",
""
]
] | Adding two color sextet quarks to QCD gives many special features. The high-energy S-Matrix, constructed via reggeon diagrams and chiral anomalies, contains the Critical Pomeron and electroweak symmetry breaking is produced, by sextet pions. Cosmic ray phenomena suggest large cross-section effects will be seen at the L... |
1006.2857 | Danny Marfatia | Steve Blanchet, Danny Marfatia, Azar Mustafayev | Examining leptogenesis with lepton flavor violation and the dark matter
abundance | 20 pages, 5 figures, 1 table | JHEP 1011:038,2010 | 10.1007/JHEP11(2010)038 | UMN-TH-2907/10, FTPI-MINN-10/15, UMD-PP-10-009 | hep-ph astro-ph.CO hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Within a supersymmetric (SUSY) type-I seesaw framework with flavor-blind
universal boundary conditions, we study the consequences of requiring that the
observed baryon asymmetry of the Universe be explained by either thermal or
non-thermal leptogenesis. In the former case, we find that the parameter space
is very con... | [
{
"created": "Mon, 14 Jun 2010 22:25:45 GMT",
"version": "v1"
}
] | 2010-11-15 | [
[
"Blanchet",
"Steve",
""
],
[
"Marfatia",
"Danny",
""
],
[
"Mustafayev",
"Azar",
""
]
] | Within a supersymmetric (SUSY) type-I seesaw framework with flavor-blind universal boundary conditions, we study the consequences of requiring that the observed baryon asymmetry of the Universe be explained by either thermal or non-thermal leptogenesis. In the former case, we find that the parameter space is very const... |
0707.2944 | Francois Arleo | Francois Arleo, Thierry Gousset | Measuring gluon shadowing with prompt photons at RHIC and LHC | 14 pages, 6 figures. Typo corrected in Eq. (4) | Phys.Lett.B660:181-187,2008 | 10.1016/j.physletb.2007.12.025 | CERN-PH-TH/2007-103, LAPTH-1202/07 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The possibility to observe the nuclear modification of the gluon distribution
at small-x (gluon shadowing) using high-p_T prompt photon production at RHIC
and at LHC is discussed. The per-nucleon ratio, sigma(p+A -> gamma+X) / A
sigma(p+p -> gamma+X), is computed for both inclusive and isolated prompt
photons in pert... | [
{
"created": "Thu, 19 Jul 2007 17:31:24 GMT",
"version": "v1"
},
{
"created": "Thu, 23 Oct 2008 12:20:41 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Arleo",
"Francois",
""
],
[
"Gousset",
"Thierry",
""
]
] | The possibility to observe the nuclear modification of the gluon distribution at small-x (gluon shadowing) using high-p_T prompt photon production at RHIC and at LHC is discussed. The per-nucleon ratio, sigma(p+A -> gamma+X) / A sigma(p+p -> gamma+X), is computed for both inclusive and isolated prompt photons in pertur... |
2101.11874 | Zhen-Xing Zhao | Zhen-Xing Zhao, Xiao-Yu Sun, Fu-Wei Zhang, Zhi-Peng Xing | On the four-quark operator matrix elements for the lifetime of
$\Lambda_{b}$ | 13 pages, 4 figures; version accepted by EPJC | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | Heavy quark expansion can nicely explain the lifetime of $\Lambda_{b}$.
However, there still exist sizable uncertainties from the four-quark operator
matrix elements of $\Lambda_{b}$ in $1/m_{b}^{3}$ corrections, which describe
the spectator effects. In this work, these four-quark operator matrix elements
are investi... | [
{
"created": "Thu, 28 Jan 2021 09:09:57 GMT",
"version": "v1"
},
{
"created": "Thu, 6 Jul 2023 17:47:37 GMT",
"version": "v2"
},
{
"created": "Sat, 2 Dec 2023 05:03:59 GMT",
"version": "v3"
}
] | 2023-12-05 | [
[
"Zhao",
"Zhen-Xing",
""
],
[
"Sun",
"Xiao-Yu",
""
],
[
"Zhang",
"Fu-Wei",
""
],
[
"Xing",
"Zhi-Peng",
""
]
] | Heavy quark expansion can nicely explain the lifetime of $\Lambda_{b}$. However, there still exist sizable uncertainties from the four-quark operator matrix elements of $\Lambda_{b}$ in $1/m_{b}^{3}$ corrections, which describe the spectator effects. In this work, these four-quark operator matrix elements are investiga... |
2211.00422 | Jean-Samuel Roux | James M. Cline, Benoit Laurent, Stuart Raby, Jean-Samuel Roux | PeV-scale leptogenesis, gravity waves and black holes from a
SUSY-breaking phase transition | 19 pages, 8 figures | null | 10.1103/PhysRevD.107.095011 | null | hep-ph astro-ph.CO | http://creativecommons.org/licenses/by/4.0/ | Supersymmetry is a highly motivated theoretical framework, whose scale of
breaking may be at PeV energies, to explain null searches at the Large Hadron
Collider. SUSY breaking through a first order phase transition may have
occurred in the early universe, leading to potential gravitational wave
signals. Constructing ... | [
{
"created": "Tue, 1 Nov 2022 12:32:27 GMT",
"version": "v1"
}
] | 2023-05-17 | [
[
"Cline",
"James M.",
""
],
[
"Laurent",
"Benoit",
""
],
[
"Raby",
"Stuart",
""
],
[
"Roux",
"Jean-Samuel",
""
]
] | Supersymmetry is a highly motivated theoretical framework, whose scale of breaking may be at PeV energies, to explain null searches at the Large Hadron Collider. SUSY breaking through a first order phase transition may have occurred in the early universe, leading to potential gravitational wave signals. Constructing a ... |
hep-ph/0405162 | Josip Trampetic Dr. | G. Duplancic, H. Pasagic, J. Trampetic | Rare $\Omega^{-} \to \Xi(1530)^{0} \pi^-$ decay in the Skyrme model | 4 pages, version to appear in Phys. Rev. D | Phys.Rev. D70 (2004) 077506 | 10.1103/PhysRevD.70.077506 | null | hep-ph | null | Rare nonleptonic $\Omega^{-} \to \Xi(1530)^{0} \pi^-$ decay branching ratio
is estimated by means of the QCD enhanced effective weak Hamiltonian
supplemented by the SU(3) Skyrme model used to estimate the nonperturbative
matrix elements. The whole scheme is equivalent to that which works well for
the nonleptonic hype... | [
{
"created": "Tue, 18 May 2004 09:26:48 GMT",
"version": "v1"
},
{
"created": "Fri, 21 May 2004 17:14:04 GMT",
"version": "v2"
},
{
"created": "Wed, 13 Oct 2004 15:43:26 GMT",
"version": "v3"
}
] | 2009-11-10 | [
[
"Duplancic",
"G.",
""
],
[
"Pasagic",
"H.",
""
],
[
"Trampetic",
"J.",
""
]
] | Rare nonleptonic $\Omega^{-} \to \Xi(1530)^{0} \pi^-$ decay branching ratio is estimated by means of the QCD enhanced effective weak Hamiltonian supplemented by the SU(3) Skyrme model used to estimate the nonperturbative matrix elements. The whole scheme is equivalent to that which works well for the nonleptonic hypero... |
0812.0524 | Sven Heinemeyer | S. Heinemeyer, A. Nikitenko, G. Weiglein | Charged MSSM Higgs Bosons at CMS: Reach and Parameter Dependence | 6 pages, 3 figures. Talk given at the "cHarged 2008", Uppsala,
Sweden, September 2008 | null | null | DCPT/08/178, IPPP/08/89 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We review the analysis of the 5 sigma discovery contours for the charged MSSM
Higgs boson at the CMS experiment with 30 fb^-1 for the two cases M_H+ < m_t
and M_H+ > m_t. Latest results for the CMS experimental sensitivities based on
full simulation studies are combined with state-of-the-art theoretical
predictions o... | [
{
"created": "Tue, 2 Dec 2008 15:04:26 GMT",
"version": "v1"
}
] | 2008-12-03 | [
[
"Heinemeyer",
"S.",
""
],
[
"Nikitenko",
"A.",
""
],
[
"Weiglein",
"G.",
""
]
] | We review the analysis of the 5 sigma discovery contours for the charged MSSM Higgs boson at the CMS experiment with 30 fb^-1 for the two cases M_H+ < m_t and M_H+ > m_t. Latest results for the CMS experimental sensitivities based on full simulation studies are combined with state-of-the-art theoretical predictions of ... |
1504.06643 | Mathias Garny | Mathias Garny, Urko Reinosa | Renormalization out of equilibrium in a superrenormalizable theory | 5 pages, 2 figures | Phys. Rev. D 94, 045012 (2016) | 10.1103/PhysRevD.94.045012 | CERN-PH-TH-2015-095, CPHT-RR014.0415 | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the renormalization of the initial value problem in Nonequilibrium
Quantum Field Theory within a simple, yet instructive, example and show how to
obtain a renormalized time evolution for the two-point functions of a scalar
field and its conjugate momentum at all times. The scheme we propose is
applicable t... | [
{
"created": "Fri, 24 Apr 2015 21:05:00 GMT",
"version": "v1"
}
] | 2016-08-31 | [
[
"Garny",
"Mathias",
""
],
[
"Reinosa",
"Urko",
""
]
] | We discuss the renormalization of the initial value problem in Nonequilibrium Quantum Field Theory within a simple, yet instructive, example and show how to obtain a renormalized time evolution for the two-point functions of a scalar field and its conjugate momentum at all times. The scheme we propose is applicable to ... |
hep-ph/9206231 | Ernest Ma | Ernest Ma | Accidental Approximate Generation Universality and its Possible
Verification | 6 pages (2 figures, not included) | Proc. of Beyond the Standard Model III, p.485 (1993) | null | UCRHEP-T93 (June 1992) | hep-ph | null | The universality of $e-\mu-\tau$ interactions may only be an accidental
approximate symmetry analogous to that of flavor SU(2) and SU(3). This was
specifically realized by an extension of the standard model proposed in 1981.
Two key predictions are that the $\tau$ lifetime should be longer and that the
$\rho$ paramet... | [
{
"created": "Wed, 17 Jun 1992 20:26:59 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Ma",
"Ernest",
""
]
] | The universality of $e-\mu-\tau$ interactions may only be an accidental approximate symmetry analogous to that of flavor SU(2) and SU(3). This was specifically realized by an extension of the standard model proposed in 1981. Two key predictions are that the $\tau$ lifetime should be longer and that the $\rho$ parameter... |
1707.00988 | Stefan de Boer | Stefan de Boer | Two loop virtual corrections to $b\to(d,s)\ell^+\ell^-$ and $c\to
u\ell^+\ell^-$ for arbitrary momentum transfer | 14 pages plus references and appendix. The results are supplemented
to the source files of this paper; v2: typos corrected and clarifications and
references added, supplemented files (+ analytical results in terms of GPLs)
and description thereof improved, results unchanged; v3: files and text
(fitted results f... | null | 10.1140/epjc/s10052-017-5364-x | DO-TH 17/06, QFET-2017-14 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Non-factorizable two loop corrections to heavy to light flavor changing
neutral current transitions due to matrix elements of current-current operators
are calculated analytically for arbitrary momentum transfer. This extends
previous works on $b\to(d,s)\ell^+\ell^-$ transitions. New results for $c\to
u\ell^+\ell^-$ ... | [
{
"created": "Tue, 4 Jul 2017 13:47:47 GMT",
"version": "v1"
},
{
"created": "Thu, 2 Nov 2017 14:50:14 GMT",
"version": "v2"
},
{
"created": "Wed, 23 Jan 2019 16:54:34 GMT",
"version": "v3"
}
] | 2019-01-24 | [
[
"de Boer",
"Stefan",
""
]
] | Non-factorizable two loop corrections to heavy to light flavor changing neutral current transitions due to matrix elements of current-current operators are calculated analytically for arbitrary momentum transfer. This extends previous works on $b\to(d,s)\ell^+\ell^-$ transitions. New results for $c\to u\ell^+\ell^-$ tr... |
hep-ph/0112047 | Marek Karliner | Marek Karliner (Tel-Aviv U.) | Towards the resolution of the e+e- --> Nbar N puzzle | Invited talk at the Int. Workshop "Light-cone Physics: Particles and
Strings", Trento, Sept. 3-11, 2001 | Nucl.Phys.Proc.Suppl. 108 (2002) 84-90 | 10.1016/S0920-5632(02)01309-9 | TAUP-2693-01 | hep-ph | null | We discuss the puzzling experimental results on baryon-antibaryon production
in e+e- annihilation close to the threshold, in particular the fact that
sigma(e+e- --> nbar n) is somewhat greater than sigma(e+e- --> pbar p). We
discuss an interpretation in terms of a two-step process, via an intermediate
coherent isovec... | [
{
"created": "Tue, 4 Dec 2001 11:26:41 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Karliner",
"Marek",
"",
"Tel-Aviv U."
]
] | We discuss the puzzling experimental results on baryon-antibaryon production in e+e- annihilation close to the threshold, in particular the fact that sigma(e+e- --> nbar n) is somewhat greater than sigma(e+e- --> pbar p). We discuss an interpretation in terms of a two-step process, via an intermediate coherent isovecto... |
1902.08212 | Abhishek Banerjee | Abhishek Banerjee, Dmitry Budker, Joshua Eby, Hyungjin Kim, and Gilad
Perez | Relaxion Stars and their detection via Atomic Physics | 17 pages, 6 figures; v2: minor revisions, matches published version | Commun Phys 3, 1 (2020) | 10.1038/s42005-019-0260-3 | null | hep-ph astro-ph.CO physics.atom-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The cosmological relaxion can address the hierarchy problem, while its
coherent oscillations can constitute dark matter in the present universe. We
consider the possibility that the relaxion forms gravitationally bound objects
that we denote as relaxion stars. The density of these stars would be higher
than that of t... | [
{
"created": "Thu, 21 Feb 2019 19:00:06 GMT",
"version": "v1"
},
{
"created": "Wed, 27 Nov 2019 11:46:14 GMT",
"version": "v2"
}
] | 2020-01-14 | [
[
"Banerjee",
"Abhishek",
""
],
[
"Budker",
"Dmitry",
""
],
[
"Eby",
"Joshua",
""
],
[
"Kim",
"Hyungjin",
""
],
[
"Perez",
"Gilad",
""
]
] | The cosmological relaxion can address the hierarchy problem, while its coherent oscillations can constitute dark matter in the present universe. We consider the possibility that the relaxion forms gravitationally bound objects that we denote as relaxion stars. The density of these stars would be higher than that of the... |
1210.3439 | Jeonghyeon Song | Sanghyeon Chang, Sin Kyu Kang, Jong-Phil Lee, Kang Young Lee, Seong
Chan Park, Jeonghyeon Song | Comprehensive study of two Higgs doublet model in light of the new boson
with mass around 125 GeV | References are added with 18 pages, 2 figures, 4 tables | null | 10.1007/JHEP05(2013)075 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The recent discovery of a new boson of mass roughly 125 GeV has been reported
by the ATLAS and CMS collaborations. Although its signals in various decay
modes resemble those of the standard model (SM) Higgs boson, observed are the
combinations of entangled information about the production, decay rates and
total decay... | [
{
"created": "Fri, 12 Oct 2012 06:45:19 GMT",
"version": "v1"
},
{
"created": "Fri, 19 Oct 2012 09:11:53 GMT",
"version": "v2"
}
] | 2015-06-11 | [
[
"Chang",
"Sanghyeon",
""
],
[
"Kang",
"Sin Kyu",
""
],
[
"Lee",
"Jong-Phil",
""
],
[
"Lee",
"Kang Young",
""
],
[
"Park",
"Seong Chan",
""
],
[
"Song",
"Jeonghyeon",
""
]
] | The recent discovery of a new boson of mass roughly 125 GeV has been reported by the ATLAS and CMS collaborations. Although its signals in various decay modes resemble those of the standard model (SM) Higgs boson, observed are the combinations of entangled information about the production, decay rates and total decay w... |
1504.02729 | Shun Zhou | Shun Zhou | Supernova Bounds on keV-mass Sterile Neutrinos | 10 pages, 2 figures, to be published in the Proceedings of
International Conference on Massive Neutrinos, Singapore, February 9-13,
2015. arXiv admin note: text overlap with arXiv:1109.3187 | null | 10.1142/S0217751X15300331 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Sterile neutrinos of keV masses are one of the most promising candidates for
the warm dark matter, which could solve the small-scale problems encountered in
the scenario of cold dark matter. We present a detailed study of the production
of such sterile neutrinos in a supernova core, and derive stringent bounds on
the... | [
{
"created": "Fri, 10 Apr 2015 16:12:15 GMT",
"version": "v1"
}
] | 2015-05-20 | [
[
"Zhou",
"Shun",
""
]
] | Sterile neutrinos of keV masses are one of the most promising candidates for the warm dark matter, which could solve the small-scale problems encountered in the scenario of cold dark matter. We present a detailed study of the production of such sterile neutrinos in a supernova core, and derive stringent bounds on the a... |
hep-ph/9805359 | Sergio Lupia | Sergio Lupia (Max-Planck-Inst. fuer Physik, Munich) | QCD description of high order factorial moments in quark and gluon jets | LaTeX, 3 pages, to appear in Proc. of XXXIIIrd Rencontres de Moriond,
`QCD and high energy interactions'', Les Arcs, France, March 21-28, 1998 | null | null | MPI-PhT/98-37 | hep-ph | null | The complete QCD evolution equation for factorial moments in quark and gluon
jets is numerically solved with initial conditions at threshold by fully taking
into account the energy-momentum conservation law. Within the picture of Local
Parton Hadron Duality, the perturbative QCD predictions can successfully
describe ... | [
{
"created": "Mon, 18 May 1998 13:57:50 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Lupia",
"Sergio",
"",
"Max-Planck-Inst. fuer Physik, Munich"
]
] | The complete QCD evolution equation for factorial moments in quark and gluon jets is numerically solved with initial conditions at threshold by fully taking into account the energy-momentum conservation law. Within the picture of Local Parton Hadron Duality, the perturbative QCD predictions can successfully describe th... |
hep-ph/0412241 | Matthias Neubert | Matthias Neubert (Cornell University & IAS, Princeton) | Two-Loop Relations for Heavy-Quark Parameters in the Shape-Function
Scheme | 10 pages, 1 figure. Two-loop shape-function anomalous dimension
corrected; minor numerical changes. Version to appear in Physics Letters B | Phys.Lett. B612 (2005) 13-20 | 10.1016/j.physletb.2005.02.055 | CLNS-04/1903 | hep-ph | null | Moments of the renormalized B-meson shape function provide a natural way to
define short-distance, running heavy-quark parameters such as the b-quark mass
and kinetic energy. These parameters are particularly well suited for studies
of inclusive decay distributions. The definitions of m_b and mu_pi^2 in this
``shape-... | [
{
"created": "Thu, 16 Dec 2004 21:03:30 GMT",
"version": "v1"
},
{
"created": "Fri, 4 Mar 2005 20:58:08 GMT",
"version": "v2"
}
] | 2010-04-05 | [
[
"Neubert",
"Matthias",
"",
"Cornell University & IAS, Princeton"
]
] | Moments of the renormalized B-meson shape function provide a natural way to define short-distance, running heavy-quark parameters such as the b-quark mass and kinetic energy. These parameters are particularly well suited for studies of inclusive decay distributions. The definitions of m_b and mu_pi^2 in this ``shape-fu... |
0712.1711 | D. P. Roy | M. Hirsch, D. P. Roy and J. W. F. Valle | Probing a Supersymmetric Model for Neutrino Masses at Ultrahigh Energy
Neutrino Telescopes | 11 pages pdf including 2 figures. Discussion added. Final version to
appear in Physics Letters B | Phys.Lett.B662:185-189,2008 | 10.1016/j.physletb.2008.02.065 | IFIC/07-76 | hep-ph | null | A bilinear R-Parity breaking SUSY model for neutrino mass and mixing predicts
the lightest superparticle to decay mainly into a pair of tau leptons or b
quarks along with a neutrino for relatively light SUSY spectra. This leads to a
distinctive triple bang signature of SUSY events at ultrahigh energy neutrino
telesco... | [
{
"created": "Tue, 11 Dec 2007 13:47:13 GMT",
"version": "v1"
},
{
"created": "Thu, 28 Feb 2008 16:17:16 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Hirsch",
"M.",
""
],
[
"Roy",
"D. P.",
""
],
[
"Valle",
"J. W. F.",
""
]
] | A bilinear R-Parity breaking SUSY model for neutrino mass and mixing predicts the lightest superparticle to decay mainly into a pair of tau leptons or b quarks along with a neutrino for relatively light SUSY spectra. This leads to a distinctive triple bang signature of SUSY events at ultrahigh energy neutrino telescope... |
0901.3673 | Leonid Slad | L.M. Slad | Electromagnetic form factors and polarizations of non-Dirac particles
with rest spin 1/2 | 14 pages, no figures | Theor.Math.Phys.158:112-124,2009; Teor.Mat.Fiz.158:135-149,2009 | 10.1007/s11232-009-0009-3 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider one aspect of the theoretical foundations of polarization
experiments on elastic scattering of electrons on protons yielding form factor
ratios incompatible with those that are extracted from nonpolarization
experiments. We analyze the consequences of abandoning the assumption that the
nucleon is a Dirac ... | [
{
"created": "Fri, 23 Jan 2009 14:03:27 GMT",
"version": "v1"
}
] | 2010-04-21 | [
[
"Slad",
"L. M.",
""
]
] | We consider one aspect of the theoretical foundations of polarization experiments on elastic scattering of electrons on protons yielding form factor ratios incompatible with those that are extracted from nonpolarization experiments. We analyze the consequences of abandoning the assumption that the nucleon is a Dirac pa... |
hep-ph/0312279 | O. Nachtmann | Otto Nachtmann | Pomeron Physics and QCD | 15 pages, Contribution to the Ringberg Workshop on HERA Physics 2003 | null | 10.1142/9789812702722_0023 | HD-THEP-03-63 | hep-ph | null | We review some theoretical ideas concerning diffractive processes. We discuss
the Regge Ansatz for the pomeron and the two pomeron model. Then we present the
results obtained from nonperturbative QCD for high energy scattering. There we
can extract from elastic scattering data the parameters describing the QCD
vacuum... | [
{
"created": "Fri, 19 Dec 2003 14:21:19 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Nachtmann",
"Otto",
""
]
] | We review some theoretical ideas concerning diffractive processes. We discuss the Regge Ansatz for the pomeron and the two pomeron model. Then we present the results obtained from nonperturbative QCD for high energy scattering. There we can extract from elastic scattering data the parameters describing the QCD vacuum, ... |
1507.04281 | Howard E. Haber | Howard E. Haber and Oscar Stal | New LHC Benchmarks for the CP-conserving Two-Higgs-Doublet Model | 38 pages, 16 figures, 11 tables. Typographical errors corrected, a
clarifying remark added to the caption of Fig. 2, and two references updated
in Version 4 | Eur.Phys. J. C75 (2015) 491 | 10.1140/epjc/s10052-015-3697-x | SCIPP-15/10 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We introduce a strategy to study the parameter space of the general,
CP-conserving, two-Higgs-doublet Model (2HDM) with a softly broken Z_2-symmetry
by means of a new "hybrid" basis. In this basis the input parameters are the
measured values of the mass of the observed Standard Model (SM)-like Higgs
boson and its cou... | [
{
"created": "Wed, 15 Jul 2015 16:23:15 GMT",
"version": "v1"
},
{
"created": "Wed, 22 Jul 2015 03:59:04 GMT",
"version": "v2"
},
{
"created": "Thu, 27 Aug 2015 16:53:52 GMT",
"version": "v3"
},
{
"created": "Tue, 17 May 2016 06:06:24 GMT",
"version": "v4"
}
] | 2016-05-18 | [
[
"Haber",
"Howard E.",
""
],
[
"Stal",
"Oscar",
""
]
] | We introduce a strategy to study the parameter space of the general, CP-conserving, two-Higgs-doublet Model (2HDM) with a softly broken Z_2-symmetry by means of a new "hybrid" basis. In this basis the input parameters are the measured values of the mass of the observed Standard Model (SM)-like Higgs boson and its coupl... |
1309.4447 | John Kearney | John Kearney and Aaron Pierce | Dark Sector Mass Relations from RG Focusing | 10 pages, 7 figures; v2: LHC projections in figure 1 slightly
modified, conclusions unchanged | Phys. Rev. D 88, 095009 (2013) | 10.1103/PhysRevD.88.095009 | MCTP-13-26 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Dark sector mass relations, such as those which permit near-threshold or
near-resonance annihilation in the early universe, could arise due to
IR-attractive ratios in renormalization group equations. Achieving a particular
ratio requires specific dark matter gauge charges or interactions, leading to
predictions about... | [
{
"created": "Tue, 17 Sep 2013 20:00:00 GMT",
"version": "v1"
},
{
"created": "Tue, 12 Nov 2013 20:54:36 GMT",
"version": "v2"
}
] | 2013-11-20 | [
[
"Kearney",
"John",
""
],
[
"Pierce",
"Aaron",
""
]
] | Dark sector mass relations, such as those which permit near-threshold or near-resonance annihilation in the early universe, could arise due to IR-attractive ratios in renormalization group equations. Achieving a particular ratio requires specific dark matter gauge charges or interactions, leading to predictions about t... |
2212.12227 | Xu Li | Xu Li | Positivity bounds at one-loop level: the Higgs sector | 23 papers, 3 figures | null | 10.1007/JHEP05(2023)230 | null | hep-ph hep-ex hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper, we promote the convex cone method of positive bounds from tree
level to loop level. This method is general and can be applied to obtain
leading $s^2$ positivity bounds on the forward scattering process in the
standard model effective field theory. To obtain the loop level bounds, the
original tree leve... | [
{
"created": "Fri, 23 Dec 2022 09:42:50 GMT",
"version": "v1"
},
{
"created": "Wed, 17 May 2023 03:02:50 GMT",
"version": "v2"
}
] | 2023-06-14 | [
[
"Li",
"Xu",
""
]
] | In this paper, we promote the convex cone method of positive bounds from tree level to loop level. This method is general and can be applied to obtain leading $s^2$ positivity bounds on the forward scattering process in the standard model effective field theory. To obtain the loop level bounds, the original tree level ... |
0806.4386 | Ernest Ma | Ernest Ma (UC Riverside) | Axionic Extensions of the Supersymmetric Standard Model | 12 pages, 1 figure | null | 10.1142/S0217732309030837 | UCRHEP-T452 (June 2008) | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Supersymmetric Standard Model is a benchmark theoretical framework for
particle physics, yet it suffers from a number of deficiencies, chief among
which is the strong CP problem. Solving this with an axion in the context of
selected new particles, it is shown in three examples that other problems go
away automati... | [
{
"created": "Thu, 26 Jun 2008 20:07:45 GMT",
"version": "v1"
}
] | 2015-05-13 | [
[
"Ma",
"Ernest",
"",
"UC Riverside"
]
] | The Supersymmetric Standard Model is a benchmark theoretical framework for particle physics, yet it suffers from a number of deficiencies, chief among which is the strong CP problem. Solving this with an axion in the context of selected new particles, it is shown in three examples that other problems go away automatica... |
1302.3710 | Thorsten Renk | Thorsten Renk | The Physics probed by the P_T Dependence of the Nuclear Suppression
Factor | 7 pages, 4 figures | null | 10.1103/PhysRevC.88.014905 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The nuclear suppression factor R_AA of single inclusive hadrons measured in
ultrarelativistic heavy-ion collisions was the first observable to study jet
quenching, i.e. the final state interaction of hard parton showers with the
surrounding bulk matter. While its transverse momentum (P_T) dependence of R_AA
observed ... | [
{
"created": "Fri, 15 Feb 2013 09:55:08 GMT",
"version": "v1"
}
] | 2013-08-09 | [
[
"Renk",
"Thorsten",
""
]
] | The nuclear suppression factor R_AA of single inclusive hadrons measured in ultrarelativistic heavy-ion collisions was the first observable to study jet quenching, i.e. the final state interaction of hard parton showers with the surrounding bulk matter. While its transverse momentum (P_T) dependence of R_AA observed at... |
hep-ph/0108113 | Matthew Martin | Daniel Boyanovsky, Hector J. de Vega, Richard Holman, Matthew R.
Martin | Non-Equilibrium Large N Yukawa Dynamics: marching through the Landau
pole | 36 pages, 14 figures, LaTeX, submitted to Physical Review D | Phys.Rev.D65:045007,2002 | 10.1103/PhysRevD.65.045007 | null | hep-ph astro-ph hep-th | null | The non-equilibrium dynamics of a Yukawa theory with N fermions coupled to a
scalar field is studied in the large N limit with the goal of comparing the
dynamics predicted from the renormalization group improved effective potential
to that obtained including the fermionic backreaction. The effective potential
is of t... | [
{
"created": "Mon, 13 Aug 2001 20:09:58 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Boyanovsky",
"Daniel",
""
],
[
"de Vega",
"Hector J.",
""
],
[
"Holman",
"Richard",
""
],
[
"Martin",
"Matthew R.",
""
]
] | The non-equilibrium dynamics of a Yukawa theory with N fermions coupled to a scalar field is studied in the large N limit with the goal of comparing the dynamics predicted from the renormalization group improved effective potential to that obtained including the fermionic backreaction. The effective potential is of the... |
hep-ph/0003087 | Pene | A. Le Yaouanc, D. Melikhov, V. Mor\'enas, L. Oliver, O. P\`ene, and
J.-C. Raynal | One Interesting New Sum Rule Extending Bjorken's to order {1/m_Q} | 9 pages | Phys.Lett. B480 (2000) 119-128 | 10.1016/S0370-2693(00)00383-X | LPT-ORSAY 00/27, HD-THEP-00-12, PCCF RI 0005 | hep-ph | null | We explicitly check quark-hadron duality to order $(m_b-m_c)\Lambda/m_b^2$
for $b \to c l\nu$ decays in the limit $m_b-m_c \ll m_b$ including ground state
and orbitally excited hadrons. Duality occurs thanks to a new sum rule which
expresses the subleading HQET form factor $\xi_3$ or, in other notations,
$a_+^{(1)}... | [
{
"created": "Thu, 9 Mar 2000 18:18:06 GMT",
"version": "v1"
}
] | 2016-09-06 | [
[
"Yaouanc",
"A. Le",
""
],
[
"Melikhov",
"D.",
""
],
[
"Morénas",
"V.",
""
],
[
"Oliver",
"L.",
""
],
[
"Pène",
"O.",
""
],
[
"Raynal",
"J. -C.",
""
]
] | We explicitly check quark-hadron duality to order $(m_b-m_c)\Lambda/m_b^2$ for $b \to c l\nu$ decays in the limit $m_b-m_c \ll m_b$ including ground state and orbitally excited hadrons. Duality occurs thanks to a new sum rule which expresses the subleading HQET form factor $\xi_3$ or, in other notations, $a_+^{(1)}$ in... |
2402.11564 | Muhammad Ridwan | Muhammad Ridwan, Ahmad Jafar Arifi, and Terry Mart | The Properties of Radially Excited Charmonia in The Light Front Quark
Model | ITM Web Conf. Volume 61, 2024, The 9th International Symposium on
Current Progress in Mathematics and Sciences 2023 (The 9th ISCPMS 2023) in
conjunction with AUA Academic Conference on the Application of Artificial
Intelligences and Data Sciences in a Modern Science for a Better Life, 9
pages | ITM Web Conf. Volume 61, 2024 (9 pages) | 10.1051/itmconf/20246101016 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | Investigating the properties of excited charmonia is important to clarify its
internal structure. In this paper, we present the mass spectra (MS) and decay
constants (DC) for charmonia up to 3S states calculated by means of the
light-front quark model based on a variational approach. In particular, we
consider the QC... | [
{
"created": "Sun, 18 Feb 2024 12:18:16 GMT",
"version": "v1"
}
] | 2024-03-20 | [
[
"Ridwan",
"Muhammad",
""
],
[
"Arifi",
"Ahmad Jafar",
""
],
[
"Mart",
"Terry",
""
]
] | Investigating the properties of excited charmonia is important to clarify its internal structure. In this paper, we present the mass spectra (MS) and decay constants (DC) for charmonia up to 3S states calculated by means of the light-front quark model based on a variational approach. In particular, we consider the QCD-... |
hep-ph/9512261 | Murman Margvelashvili | Ketino Aladashvili, Murman Margvelashvili (HEPI, Tbilisi) | On the Flavor Dependence of the Mixed Quark-Gluon Condensate | 8 pages, latex, two figures in a separate uuencoded file. Submitted
to Phys.Lett.B | Phys.Lett. B372 (1996) 299-305 | 10.1016/0370-2693(96)00043-3 | TSU-HEPI 04-95 | hep-ph | null | The flavour dependence of the mixed quark-gluon condensate is studied through
the analysis of correlators of the hybrid current $a_{\mu}=g\bar
s\gamma_{\rho}\gamma_5 G_{\rho\mu}d$. The flavour symmetry breaking for this
type of condensates is found to be less than that for the quark condensates.
For the ratio of stra... | [
{
"created": "Fri, 8 Dec 1995 21:37:52 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Aladashvili",
"Ketino",
"",
"HEPI, Tbilisi"
],
[
"Margvelashvili",
"Murman",
"",
"HEPI, Tbilisi"
]
] | The flavour dependence of the mixed quark-gluon condensate is studied through the analysis of correlators of the hybrid current $a_{\mu}=g\bar s\gamma_{\rho}\gamma_5 G_{\rho\mu}d$. The flavour symmetry breaking for this type of condensates is found to be less than that for the quark condensates. For the ratio of strang... |
hep-ph/0407244 | Sven Heinemeyer | S. Heinemeyer | MSSM Higgs Physics at Higher Orders | 119 pages, lots of figures. Version with full resolution figures can
be fount at http://quark.phy.bnl.gov/~heinemey/uni/paper/publ04.html | Int.J.Mod.Phys.A21:2659-2772,2006 | 10.1142/S0217751X06031028 | CERN-PH-TH/2004-139, LMU 09/04 | hep-ph | null | Various aspects of the Higgs boson phenomenology of the Minimal
Supersymmetric Standard Model (MSSM) are reviewed. Emphasis is put on the
effects of higher-order corrections. The masses and couplings are discussed in
the MSSM with real and complex parameters. Higher-order corrections to Higgs
boson production channel... | [
{
"created": "Wed, 21 Jul 2004 13:22:14 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Heinemeyer",
"S.",
""
]
] | Various aspects of the Higgs boson phenomenology of the Minimal Supersymmetric Standard Model (MSSM) are reviewed. Emphasis is put on the effects of higher-order corrections. The masses and couplings are discussed in the MSSM with real and complex parameters. Higher-order corrections to Higgs boson production channels ... |
hep-ph/0209158 | Yasunori Nomura | Walter D. Goldberger, Yasunori Nomura, David R. Smith | Warped Supersymmetric Grand Unification | 41 pages, LaTeX, version to appear in Phys. Rev. D | Phys.Rev.D67:075021,2003 | 10.1103/PhysRevD.67.075021 | UCB-PTH-02/38, LBNL-51481, MIT-CTP-3305 | hep-ph hep-th | null | We construct a realistic theory of grand unification in AdS_5 truncated by
branes, in which the unified gauge symmetry is broken by boundary conditions
and the electroweak scale is generated by the AdS warp factor. We show that the
theory preserves the successful gauge coupling unification of the 4D MSSM at
leading-l... | [
{
"created": "Mon, 16 Sep 2002 19:40:33 GMT",
"version": "v1"
},
{
"created": "Mon, 23 Sep 2002 23:49:38 GMT",
"version": "v2"
},
{
"created": "Sat, 1 Mar 2003 00:16:40 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Goldberger",
"Walter D.",
""
],
[
"Nomura",
"Yasunori",
""
],
[
"Smith",
"David R.",
""
]
] | We construct a realistic theory of grand unification in AdS_5 truncated by branes, in which the unified gauge symmetry is broken by boundary conditions and the electroweak scale is generated by the AdS warp factor. We show that the theory preserves the successful gauge coupling unification of the 4D MSSM at leading-log... |
hep-ph/9609301 | John Gracey | J.A. Gracey | Anomalous dimensions of operators in polarized deep inelastic scattering
at O(1/N_f) | 22 latex pages plus 7 figures | Nucl.Phys.B480:73-98,1996 | 10.1016/S0550-3213(96)00485-3 | LTH 384 | hep-ph | null | Critical exponents are computed for a variety of twist-2 composite operators,
which occur in polarized and unpolarized deep inelastic scattering, at leading
order in the 1/N_f expansion. The resulting d-dimensional expressions, which
depend on the moment of the operator, are in agreement with recent explicit two
and ... | [
{
"created": "Tue, 10 Sep 1996 08:53:05 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Gracey",
"J. A.",
""
]
] | Critical exponents are computed for a variety of twist-2 composite operators, which occur in polarized and unpolarized deep inelastic scattering, at leading order in the 1/N_f expansion. The resulting d-dimensional expressions, which depend on the moment of the operator, are in agreement with recent explicit two and th... |
2406.00946 | Huaicong Hu | Huai-cong Hu, Zhao-Yang Zhang, Ning-Yu Zhu, Hai-Xiang Chen | Higgs boson decays $h\rightarrow MZ$ in the TNMSSM | Accepted for published in Chinese Physics C | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the SM-like Higgs boson decays $h\rightarrow MZ$ in the Triplet
extended NMSSM (TNMSSM),where M is a vector meson ($\rho$, $\omega$, $\phi$,
$J/\Psi$, $\Upsilon$). Compared to the minimal supersymmetric standard model
(MSSM), the TNMSSM includes two new SU(2) triplets with hypercharge $\pm 1$ and
a SM gauge ... | [
{
"created": "Mon, 3 Jun 2024 02:57:20 GMT",
"version": "v1"
}
] | 2024-06-04 | [
[
"Hu",
"Huai-cong",
""
],
[
"Zhang",
"Zhao-Yang",
""
],
[
"Zhu",
"Ning-Yu",
""
],
[
"Chen",
"Hai-Xiang",
""
]
] | We study the SM-like Higgs boson decays $h\rightarrow MZ$ in the Triplet extended NMSSM (TNMSSM),where M is a vector meson ($\rho$, $\omega$, $\phi$, $J/\Psi$, $\Upsilon$). Compared to the minimal supersymmetric standard model (MSSM), the TNMSSM includes two new SU(2) triplets with hypercharge $\pm 1$ and a SM gauge si... |
1606.05118 | Gang Li | Qi Wu, Gang Li, Fenglan Shao, Qianwen Wang, Ruiqin Wang, Yawei Zhang
and Ying Zheng | Production of the $X_b$ in $\Upsilon(5S, 6S)\to \gamma X_b$ radiative
decays | 11 pages, 5 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work, we investigate the production of $X_b$ in the process
$\Upsilon(5S,6S)\to \gamma X_b$, where $X_b$ is assumed to be the counterpart
of $X(3872)$ in the bottomonium sector as a $B {\bar B}^*$ molecular state. We
use the effective Lagrangian based on the heavy quark symmetry to explore the
rescattering me... | [
{
"created": "Thu, 16 Jun 2016 10:03:49 GMT",
"version": "v1"
}
] | 2016-06-17 | [
[
"Wu",
"Qi",
""
],
[
"Li",
"Gang",
""
],
[
"Shao",
"Fenglan",
""
],
[
"Wang",
"Qianwen",
""
],
[
"Wang",
"Ruiqin",
""
],
[
"Zhang",
"Yawei",
""
],
[
"Zheng",
"Ying",
""
]
] | In this work, we investigate the production of $X_b$ in the process $\Upsilon(5S,6S)\to \gamma X_b$, where $X_b$ is assumed to be the counterpart of $X(3872)$ in the bottomonium sector as a $B {\bar B}^*$ molecular state. We use the effective Lagrangian based on the heavy quark symmetry to explore the rescattering mech... |
1105.3149 | Thomas Teubner | K. Hagiwara, R. Liao, A.D. Martin, Daisuke Nomura and T. Teubner | (g-2)_mu and alpha(M_Z^2) re-evaluated using new precise data | 30 pages, including 18 figures. Minor changes, published version | J. Phys. G 38 (2011) 085003 | 10.1088/0954-3899/38/8/085003 | KEK-TH-1458, LTH 913, IPPP/11/18, DCPT/11/36, TU-883 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We update our Standard Model predictions for g-2 of the muon and for the
hadronic contributions to the running of the QED coupling, Delta
alpha_had^(5)(M_Z^2). Particular emphasis is put on recent changes in the
hadronic contributions from new data in the 2pi channel and from the energy
region just below 2 GeV. In pa... | [
{
"created": "Mon, 16 May 2011 17:03:58 GMT",
"version": "v1"
},
{
"created": "Fri, 5 Aug 2011 16:48:55 GMT",
"version": "v2"
}
] | 2015-05-28 | [
[
"Hagiwara",
"K.",
""
],
[
"Liao",
"R.",
""
],
[
"Martin",
"A. D.",
""
],
[
"Nomura",
"Daisuke",
""
],
[
"Teubner",
"T.",
""
]
] | We update our Standard Model predictions for g-2 of the muon and for the hadronic contributions to the running of the QED coupling, Delta alpha_had^(5)(M_Z^2). Particular emphasis is put on recent changes in the hadronic contributions from new data in the 2pi channel and from the energy region just below 2 GeV. In part... |
hep-ph/9605318 | Dennis Silverman | Dennis Silverman (U.C. Irvine) | Anomalous Chromomagnetic Moments of Quarks and Large Transverse Energy
Jets | REVTeX, 11 pages, 2 postscript figures | Phys.Rev.D54:5563-5566,1996 | 10.1103/PhysRevD.54.5563 | SLAC-PUB-7166, U.C. Irvine TR-96-12 | hep-ph | null | We consider the jet cross sections for gluons coupling to quarks with an
anomalous chromomagnetic moment. We then apply this to the deviation and bounds
from QCD found in the CDF and D0 Fermilab data, respectively, to find a range
of possible values for the anomalous moments. The quadratic and quartic terms
in the an... | [
{
"created": "Wed, 15 May 1996 13:55:35 GMT",
"version": "v1"
}
] | 2011-01-25 | [
[
"Silverman",
"Dennis",
"",
"U.C. Irvine"
]
] | We consider the jet cross sections for gluons coupling to quarks with an anomalous chromomagnetic moment. We then apply this to the deviation and bounds from QCD found in the CDF and D0 Fermilab data, respectively, to find a range of possible values for the anomalous moments. The quadratic and quartic terms in the anom... |
hep-ph/0512165 | Pedro David Ruiz-Femenia | Andre Hoang and Pedro Ruiz-Femenia | Nonrelativistic QCD for coloured scalar fields | 4 pages, 3 figures, uses PoS style. Contribution to the proceedings
of the International Europhysics Conference on High Energy Physics (HEP2005),
Lisboa, Portugal, 21-27 July 2005 | null | null | MPP-2005-162 | hep-ph | null | We present an effective field theory suitable to describe a non-relativistic
particle-antiparticle pair of heavy scalars based on the gauge group SU(3). Its
formulation is analogous to that of "velocity NRQCD" (vNRQCD), a
non-relativistic effective theory for heavy quark pairs. The matching
conditions with scalar QCD... | [
{
"created": "Tue, 13 Dec 2005 17:50:47 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Hoang",
"Andre",
""
],
[
"Ruiz-Femenia",
"Pedro",
""
]
] | We present an effective field theory suitable to describe a non-relativistic particle-antiparticle pair of heavy scalars based on the gauge group SU(3). Its formulation is analogous to that of "velocity NRQCD" (vNRQCD), a non-relativistic effective theory for heavy quark pairs. The matching conditions with scalar QCD a... |
hep-ph/9805298 | Robert Thorne | R.S. Thorne | Heavy Quarks and Structure Functions | 4pages, Latex, 2 postscript figures. Contribution to International
Workshop on Deep Inelastic Scattering and QCD, DIS98, Brussels, Belgium,
April 1998 | null | null | null | hep-ph | null | I present a method for calculating heavy quark production which extrapolates
smoothly from the well understood limits of the fixed-flavour number scheme for
Q^2 approx m_H^2 to the zero-mass scheme at Q^2/m_H^2 -> infinity. For all Q^2
> m_H^2 the evolution of the heavy quark distribution is precisely as in the
massl... | [
{
"created": "Tue, 12 May 1998 15:56:43 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Thorne",
"R. S.",
""
]
] | I present a method for calculating heavy quark production which extrapolates smoothly from the well understood limits of the fixed-flavour number scheme for Q^2 approx m_H^2 to the zero-mass scheme at Q^2/m_H^2 -> infinity. For all Q^2 > m_H^2 the evolution of the heavy quark distribution is precisely as in the massles... |
1503.08531 | Michael Trusov | Yu.A. Simonov, M.A. Trusov | Confinement and $\alpha_s$ in a strong magnetic field | 14 pages; 2 figures; LaTeX2e | null | null | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Hadron decay widths are shown to increase in strong magnetic fields as
$\Gamma (eB) \sim \frac{eB}{\kappa} \Gamma(0)$. The same mechanism is shown to
be present in the production of the sea quark pair inside the confining string,
which decreases the string tension with the growing $eB$ parallel to the string
. On the... | [
{
"created": "Mon, 30 Mar 2015 04:49:06 GMT",
"version": "v1"
},
{
"created": "Wed, 1 Apr 2015 18:25:10 GMT",
"version": "v2"
}
] | 2015-04-02 | [
[
"Simonov",
"Yu. A.",
""
],
[
"Trusov",
"M. A.",
""
]
] | Hadron decay widths are shown to increase in strong magnetic fields as $\Gamma (eB) \sim \frac{eB}{\kappa} \Gamma(0)$. The same mechanism is shown to be present in the production of the sea quark pair inside the confining string, which decreases the string tension with the growing $eB$ parallel to the string . On the o... |
2002.10275 | We-Fu Chang | We-Fu Chang and Jiajun Liao | Constraints on light singlet fermion interactions from coherent elastic
neutrino-nucleus scattering | 23 pages, 4 figures, References added. To match the published version | Phys. Rev. D 102, 075004 (2020) | 10.1103/PhysRevD.102.075004 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The exotic singlet fermions $\chi$, with a mass $m_\chi\lesssim 50$ MeV,
could be produced at the coherent elastic neutrino-nucleus scattering
(CE$\nu$NS) experiments through the $\nu {\mathcal N} \rightarrow \chi
{\mathcal N}$ process. Due to the coherent enhancement, it offers a unique way
to study how $\chi$ inter... | [
{
"created": "Mon, 24 Feb 2020 14:09:02 GMT",
"version": "v1"
},
{
"created": "Thu, 5 Mar 2020 01:46:31 GMT",
"version": "v2"
},
{
"created": "Thu, 8 Oct 2020 15:27:00 GMT",
"version": "v3"
}
] | 2020-10-14 | [
[
"Chang",
"We-Fu",
""
],
[
"Liao",
"Jiajun",
""
]
] | The exotic singlet fermions $\chi$, with a mass $m_\chi\lesssim 50$ MeV, could be produced at the coherent elastic neutrino-nucleus scattering (CE$\nu$NS) experiments through the $\nu {\mathcal N} \rightarrow \chi {\mathcal N}$ process. Due to the coherent enhancement, it offers a unique way to study how $\chi$ interac... |
2402.00621 | Tyler Gorda | Jes\'us Cruz Rojas, Tyler Gorda, Carlos Hoyos, Niko Jokela, Matti
J\"arvinen, Aleksi Kurkela, Risto Paatelainen, Saga S\"appi, Aleksi Vuorinen | Estimate for the bulk viscosity of strongly coupled quark matter | 18 pages, 6 figures | null | null | APCTP Pre2024 - 003, HIP-2024-1/TH, TUM-EFT 187/24 | hep-ph astro-ph.HE hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Modern hydrodynamic simulations of core-collapse supernovae and neutron-star
mergers require knowledge not only of the equilibrium properties of strongly
interacting matter, but also of the system's response to perturbations, encoded
in various transport coefficients. Using perturbative and holographic tools, we
deri... | [
{
"created": "Thu, 1 Feb 2024 14:31:23 GMT",
"version": "v1"
}
] | 2024-02-02 | [
[
"Rojas",
"Jesús Cruz",
""
],
[
"Gorda",
"Tyler",
""
],
[
"Hoyos",
"Carlos",
""
],
[
"Jokela",
"Niko",
""
],
[
"Järvinen",
"Matti",
""
],
[
"Kurkela",
"Aleksi",
""
],
[
"Paatelainen",
"Risto",
""
],
[
... | Modern hydrodynamic simulations of core-collapse supernovae and neutron-star mergers require knowledge not only of the equilibrium properties of strongly interacting matter, but also of the system's response to perturbations, encoded in various transport coefficients. Using perturbative and holographic tools, we derive... |
1302.5098 | Michael Strickland | Maximilian Attems, Anton Rebhan, and Michael Strickland | The chromo-Weibel instability in an expanding background | 8 pages, 3 figures; Proceedings contribution for the International
Symposium on Multiparticle Dynamics, Kielce, Poland, Sept 2012 | Acta Phys. Polon. Supp. 6, 393-402 (2013) | 10.5506/APhysPolBSupp.6.393 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this proceedings contribution we review recent calculations of the
dynamics of the chromo-Weibel instability in the quark gluon plasma. This
instability is present in gauge theories with a one-particle distribution
function which is momentum-space anisotropic in the local rest frame. The
conditions necessary for t... | [
{
"created": "Wed, 20 Feb 2013 20:51:14 GMT",
"version": "v1"
}
] | 2013-07-22 | [
[
"Attems",
"Maximilian",
""
],
[
"Rebhan",
"Anton",
""
],
[
"Strickland",
"Michael",
""
]
] | In this proceedings contribution we review recent calculations of the dynamics of the chromo-Weibel instability in the quark gluon plasma. This instability is present in gauge theories with a one-particle distribution function which is momentum-space anisotropic in the local rest frame. The conditions necessary for tri... |
hep-ph/0403219 | Steven D. Bass | Steven D. Bass | Anomalous commutators and electroweak baryogenesis | 9 pages | Phys.Lett. B590 (2004) 115-119 | 10.1016/j.physletb.2004.03.085 | null | hep-ph | null | Electroweak vacuum transition processes (sphalerons) in the early Universe
provide a possible explanation of the baryon asymmetry. Combining this physics
with the anomalous commutators of Adler and Boulware and renormalization group
invariance, we argue that electroweak baryon number violation also induces a
``topolo... | [
{
"created": "Fri, 19 Mar 2004 17:17:45 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Bass",
"Steven D.",
""
]
] | Electroweak vacuum transition processes (sphalerons) in the early Universe provide a possible explanation of the baryon asymmetry. Combining this physics with the anomalous commutators of Adler and Boulware and renormalization group invariance, we argue that electroweak baryon number violation also induces a ``topologi... |
1407.0264 | Tao Liu | Alexander Kurz, Tao Liu, Peter Marquard, Matthias Steinhauser | Higher-order hadronic and heavy-lepton contributions to the anomalous
magnetic moment | Contribution to the proceedings of Loops and Legs in Quantum Field
Theory, 27 April - 2 May 2014, Weimar, Germany | null | null | DESY 14-112, LPN14-079, SFB/CPP-14-34, TTP14-017 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We report about recent results obtained for the muon anomalous magnetic
moment. Three-loop kernel functions have been computed to obtain the
next-to-next-to-leading-order hadronic vacuum polarization contributions. The
numerical result, $a_\mu^{\rm{had,NNLO}}=1.24\pm 0.01 \times 10^{-10}$, is of
the same order of mag... | [
{
"created": "Tue, 1 Jul 2014 14:50:03 GMT",
"version": "v1"
}
] | 2014-07-02 | [
[
"Kurz",
"Alexander",
""
],
[
"Liu",
"Tao",
""
],
[
"Marquard",
"Peter",
""
],
[
"Steinhauser",
"Matthias",
""
]
] | We report about recent results obtained for the muon anomalous magnetic moment. Three-loop kernel functions have been computed to obtain the next-to-next-to-leading-order hadronic vacuum polarization contributions. The numerical result, $a_\mu^{\rm{had,NNLO}}=1.24\pm 0.01 \times 10^{-10}$, is of the same order of magni... |
hep-ph/0011227 | Sang Pyo Kim | Sang Pyo Kim (Univ. of Alberta, Kunsan Nat'l Univ.) Chul H. Lee
(Hanyang Univ.) | Emergence of Classicality in Quantum Phase Transitions | RevTex 13 pages, no figures. Decoherence discussed in a linear
coupling model. Version to appear in Phys. Rev. D | Phys.Rev. D65 (2002) 045013 | 10.1103/PhysRevD.65.045013 | null | hep-ph cond-mat.stat-mech hep-th nucl-th | null | We show that classicality emerges during quantum phase transitions due to
parametric interactions without coupling to environments. The Wigner functions
are explicitly calculated for the Gaussian vacuum, number, and thermal states
of a free scalar field that describes the spinodal instability regime. The
Wigner funct... | [
{
"created": "Fri, 17 Nov 2000 23:00:29 GMT",
"version": "v1"
},
{
"created": "Mon, 12 Nov 2001 19:44:11 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Kim",
"Sang Pyo",
"",
"Univ. of Alberta, Kunsan Nat'l Univ."
],
[
"Lee",
"Chul H.",
"",
"Hanyang Univ."
]
] | We show that classicality emerges during quantum phase transitions due to parametric interactions without coupling to environments. The Wigner functions are explicitly calculated for the Gaussian vacuum, number, and thermal states of a free scalar field that describes the spinodal instability regime. The Wigner functio... |
hep-ph/0006244 | E. Martynov | P.Desgrolard, M.Giffon, E.Martynov, E.Predazzi | Exchange-degenerate Regge trajectories: a fresh look from resonance and
forward scattering regions | 13 pages, LaTeX2e, 4 eps figures. Revised version accepted for
publication in European Physical Journal C | Eur.Phys.J.C18:555-561,2001 | 10.1007/s100520100548 | LYCEN 2000-60, DFTT 28/2000 | hep-ph | null | The exchange-degeneracy of the mesonic $f$, $\omega $, $\rho $ and $a_{2}$
Regge trajectories, dominant at moderate and high energies in hadron elastic
scattering, is analyzed from two viewpoints. The first one concerns the masses
of the resonances lying on these trajectories; the second one deals with the
total cros... | [
{
"created": "Wed, 21 Jun 2000 08:44:13 GMT",
"version": "v1"
},
{
"created": "Sun, 19 Nov 2000 00:06:58 GMT",
"version": "v2"
}
] | 2009-01-07 | [
[
"Desgrolard",
"P.",
""
],
[
"Giffon",
"M.",
""
],
[
"Martynov",
"E.",
""
],
[
"Predazzi",
"E.",
""
]
] | The exchange-degeneracy of the mesonic $f$, $\omega $, $\rho $ and $a_{2}$ Regge trajectories, dominant at moderate and high energies in hadron elastic scattering, is analyzed from two viewpoints. The first one concerns the masses of the resonances lying on these trajectories; the second one deals with the total cross-... |
2204.11935 | James Gratrex | James Gratrex, Bla\v{z}enka Meli\'c and Ivan Ni\v{s}and\v{z}i\'c | Lifetimes of singly charmed hadrons | 68 pages, 6 figures. v2: two references added; cosmetic changes to
all figures; some typos corrected; numerics and conclusions unchanged. Text
updated to correspond with journal version | JHEP 07 (2022) 058 | 10.1007/JHEP07(2022)058 | RBI-ThPhys-2022-8 | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | We provide an extensive study of the lifetimes of singly charmed baryons and
mesons, within the heavy quark expansion with all known corrections included. A
special attention is devoted to the choice of the charm mass and wavefunctions
of heavy baryons. We give our predictions for lifetimes, lifetime ratios, and
semi... | [
{
"created": "Mon, 25 Apr 2022 19:29:43 GMT",
"version": "v1"
},
{
"created": "Mon, 11 Jul 2022 16:44:03 GMT",
"version": "v2"
}
] | 2022-07-12 | [
[
"Gratrex",
"James",
""
],
[
"Melić",
"Blaženka",
""
],
[
"Nišandžić",
"Ivan",
""
]
] | We provide an extensive study of the lifetimes of singly charmed baryons and mesons, within the heavy quark expansion with all known corrections included. A special attention is devoted to the choice of the charm mass and wavefunctions of heavy baryons. We give our predictions for lifetimes, lifetime ratios, and semile... |
hep-ph/0111093 | M. V. T. Machado | M.B. Gay Ducati, M.V.T. Machado | Unitarity Corrections to the Proton Structure Functions through the
Dipole Picture | 16 pages, 8 figures. Version to be published in Phys. Rev. D | Phys.Rev. D65 (2002) 114019 | 10.1103/PhysRevD.65.114019 | null | hep-ph | null | We study the dipole picture for the description of the deep inelastic
scattering, focusing on the structure functions which are driven directly by
the gluon distribution. One performs estimates using the effective dipole cross
section given by the Glauber-Mueller approach in QCD, which encodes the
corrections due to ... | [
{
"created": "Thu, 8 Nov 2001 17:22:00 GMT",
"version": "v1"
},
{
"created": "Wed, 24 Apr 2002 18:07:25 GMT",
"version": "v2"
}
] | 2015-06-25 | [
[
"Ducati",
"M. B. Gay",
""
],
[
"Machado",
"M. V. T.",
""
]
] | We study the dipole picture for the description of the deep inelastic scattering, focusing on the structure functions which are driven directly by the gluon distribution. One performs estimates using the effective dipole cross section given by the Glauber-Mueller approach in QCD, which encodes the corrections due to th... |
hep-ph/9907563 | Reinhard Alkofer | R. Alkofer, S. Ahlig, C. Fischer, M. Oettel, and H. Reinhardt | Octet and Decuplet Baryons in a Confining and Covariant Diquark-Quark
Model | 4 pages, 1 figure; talk given by R. Alkofer at PANIC 99 | Nucl.Phys.A663:683-686,2000 | 10.1016/S0375-9474(99)00721-6 | UNITU-THEP-7/1999 | hep-ph | null | We treat baryons as bound states of scalar or axialvector diquarks and a
constituent quark which interact through quark exchange. We obtain fully
four-dimensional wave functions for both octet and decuplet baryons as
solutions of the corresponding Bethe-Salpeter equation. Applications currently
under investigation ar... | [
{
"created": "Fri, 30 Jul 1999 12:50:51 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Alkofer",
"R.",
""
],
[
"Ahlig",
"S.",
""
],
[
"Fischer",
"C.",
""
],
[
"Oettel",
"M.",
""
],
[
"Reinhardt",
"H.",
""
]
] | We treat baryons as bound states of scalar or axialvector diquarks and a constituent quark which interact through quark exchange. We obtain fully four-dimensional wave functions for both octet and decuplet baryons as solutions of the corresponding Bethe-Salpeter equation. Applications currently under investigation are:... |
2312.02067 | Simone Zoia | Francesco Calisto, Ryan Moodie, Simone Zoia | Learning Feynman integrals from differential equations with neural
networks | 33 pages, 12 figures, 3 tables, 2 appendices; published version | JHEP 07 (2024) 124 | 10.1007/JHEP07(2024)124 | CERN-TH-2023-225 | hep-ph hep-th | http://creativecommons.org/licenses/by/4.0/ | We perform an exploratory study of a new approach for evaluating Feynman
integrals numerically. We apply the recently-proposed framework of
physics-informed deep learning to train neural networks to approximate the
solution to the differential equations satisfied by the Feynman integrals. This
approach relies neither... | [
{
"created": "Mon, 4 Dec 2023 17:26:49 GMT",
"version": "v1"
},
{
"created": "Tue, 23 Jul 2024 08:39:14 GMT",
"version": "v2"
}
] | 2024-07-24 | [
[
"Calisto",
"Francesco",
""
],
[
"Moodie",
"Ryan",
""
],
[
"Zoia",
"Simone",
""
]
] | We perform an exploratory study of a new approach for evaluating Feynman integrals numerically. We apply the recently-proposed framework of physics-informed deep learning to train neural networks to approximate the solution to the differential equations satisfied by the Feynman integrals. This approach relies neither o... |
hep-ph/0612080 | Xiao-Gang He | Xiao-Gang He (NTU) | $A_4$ Group and Tri-bimaximal Neutrino Mixing -- A Renormalizable Model | 4 pages | Nucl.Phys.Proc.Suppl.168:350-352,2007 | 10.1016/j.nuclphysbps.2007.02.034 | null | hep-ph | null | The tetrahedron $A_4$ group has been widely used in studying neutrino mixing
matrix. It provides a natural framework of model building for the tri-bimaximal
mixing matrix. In this class of models, it is necessary to have two Higgs
fields, $\chi$ and $\chi'$, transforming under $A_4$ as 3 with one of them
having vacuu... | [
{
"created": "Thu, 7 Dec 2006 10:50:45 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"He",
"Xiao-Gang",
"",
"NTU"
]
] | The tetrahedron $A_4$ group has been widely used in studying neutrino mixing matrix. It provides a natural framework of model building for the tri-bimaximal mixing matrix. In this class of models, it is necessary to have two Higgs fields, $\chi$ and $\chi'$, transforming under $A_4$ as 3 with one of them having vacuum ... |
hep-ph/0402282 | Masahide Yamaguchi | Masahide Yamaguchi and Jun'ichi Yokoyama | Smooth hybrid inflation in supergravity with a running spectral index
and early star formation | 12 pages, 1 figure, to appear in Phys. Rev. D | Phys.Rev.D70:023513,2004 | 10.1103/PhysRevD.70.023513 | BROWN-HET-1397, OU-TAP-226 | hep-ph astro-ph | null | It is shown that in a smooth hybrid inflation model in supergravity adiabatic
fluctuations with a running spectral index with $\ns >1$ on a large scale and
$\ns <1$ on a smaller scale can be naturally generated, as favored by the
first-year data of WMAP. It is due to the balance between the nonrenormalizable
term in ... | [
{
"created": "Thu, 26 Feb 2004 22:23:31 GMT",
"version": "v1"
},
{
"created": "Mon, 8 Mar 2004 18:52:51 GMT",
"version": "v2"
},
{
"created": "Wed, 14 Jul 2004 08:21:07 GMT",
"version": "v3"
}
] | 2009-06-19 | [
[
"Yamaguchi",
"Masahide",
""
],
[
"Yokoyama",
"Jun'ichi",
""
]
] | It is shown that in a smooth hybrid inflation model in supergravity adiabatic fluctuations with a running spectral index with $\ns >1$ on a large scale and $\ns <1$ on a smaller scale can be naturally generated, as favored by the first-year data of WMAP. It is due to the balance between the nonrenormalizable term in th... |
2303.05492 | Naoya Kitajima | Naoya Kitajima, Fuminobu Takahashi | Resonant production of dark photons from axion without a large coupling | 16 pages, 5 figures | null | 10.1103/PhysRevD.107.123518 | null | hep-ph astro-ph.CO | http://creativecommons.org/licenses/by/4.0/ | Dark photons could be produced resonantly by the oscillating axion field in
the early universe. This resonant production mechanism has been used in various
contexts, including dark photon dark matter and primordial magnetic field
production. However, for this resonant production to work in an expanding
universe, a la... | [
{
"created": "Thu, 9 Mar 2023 18:47:17 GMT",
"version": "v1"
}
] | 2023-06-28 | [
[
"Kitajima",
"Naoya",
""
],
[
"Takahashi",
"Fuminobu",
""
]
] | Dark photons could be produced resonantly by the oscillating axion field in the early universe. This resonant production mechanism has been used in various contexts, including dark photon dark matter and primordial magnetic field production. However, for this resonant production to work in an expanding universe, a larg... |
1801.05478 | Feng Yuan | Bo-Wen Xiao, Feng Yuan | BFKL and Sudakov Resummation in Higgs Boson Plus Jet Production with
Large Rapidity Separation | 10 pages, 1 figure | null | 10.1016/j.physletb.2018.04.070 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the QCD resummation for the Higgs boson plus a high $P_T$ jet
production with large rapidity separations in proton-proton collisions at the
LHC. The relevant Balitsky-Fadin-Kuraev-Lipatov (BFKL) and Sudakov logs are
identified and resummed. In particular, we apply recent developments of the
transverse ... | [
{
"created": "Tue, 16 Jan 2018 20:51:50 GMT",
"version": "v1"
}
] | 2018-05-09 | [
[
"Xiao",
"Bo-Wen",
""
],
[
"Yuan",
"Feng",
""
]
] | We investigate the QCD resummation for the Higgs boson plus a high $P_T$ jet production with large rapidity separations in proton-proton collisions at the LHC. The relevant Balitsky-Fadin-Kuraev-Lipatov (BFKL) and Sudakov logs are identified and resummed. In particular, we apply recent developments of the transverse mo... |
1506.09080 | Raghunath Sahoo | Edward K.G. Sarkisyan, Aditya Nath Mishra, Raghunath Sahoo, and
Alexander S. Sakharov | Multihadron production dynamics exploring the energy balance in hadronic
and nuclear collisions | 14 pages, 9 figures, Version similar to the published version in
Phys. Rev. D, Fig. 1 caption has gone through minor changes | Phys. Rev. D 93, 054046 (2016) | 10.1103/PhysRevD.93.054046 | null | hep-ph hep-ex nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The multihadron production in nucleus-nucleus collisions and its
interrelation with that in (anti)proton-proton interactions are studied by
exploring the charged particle mean multiplicity collision-energy and
centrality dependencies in the measurements to date. The study is performed in
the framework of the recently... | [
{
"created": "Tue, 30 Jun 2015 13:34:42 GMT",
"version": "v1"
},
{
"created": "Wed, 30 Mar 2016 18:05:36 GMT",
"version": "v2"
},
{
"created": "Mon, 4 Apr 2016 13:17:00 GMT",
"version": "v3"
}
] | 2016-04-05 | [
[
"Sarkisyan",
"Edward K. G.",
""
],
[
"Mishra",
"Aditya Nath",
""
],
[
"Sahoo",
"Raghunath",
""
],
[
"Sakharov",
"Alexander S.",
""
]
] | The multihadron production in nucleus-nucleus collisions and its interrelation with that in (anti)proton-proton interactions are studied by exploring the charged particle mean multiplicity collision-energy and centrality dependencies in the measurements to date. The study is performed in the framework of the recently p... |
2308.05215 | Gabriele Levati | Luca Di Luzio, Gabriele Levati, Paride Paradisi, Xavier Ponce D\'iaz | Flavour constraints on light spin-1 bosons within a chiral Lagrangian
approach | 15 pages, 5 figures, 1 table | null | null | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | We discuss the construction of the chiral Lagrangian for a light spin-1
boson, here denoted as $X$, featuring both vector and axial-vector couplings to
light $u,d,s$ quarks. Focusing on $\Delta S = 1$ transitions, we show that
there are model-independent tree-level contributions to $K^\pm \to \pi^\pm X$,
sourced by S... | [
{
"created": "Wed, 9 Aug 2023 20:35:06 GMT",
"version": "v1"
}
] | 2023-08-11 | [
[
"Di Luzio",
"Luca",
""
],
[
"Levati",
"Gabriele",
""
],
[
"Paradisi",
"Paride",
""
],
[
"Díaz",
"Xavier Ponce",
""
]
] | We discuss the construction of the chiral Lagrangian for a light spin-1 boson, here denoted as $X$, featuring both vector and axial-vector couplings to light $u,d,s$ quarks. Focusing on $\Delta S = 1$ transitions, we show that there are model-independent tree-level contributions to $K^\pm \to \pi^\pm X$, sourced by Sta... |
0711.2184 | Markus Diehl | Markus Diehl and Wolfgang Kugler | Some numerical studies of the evolution of generalized parton
distributions | 12 pages, 12 figures. v2: added comments on power-law behavior | Phys.Lett.B660:202-211,2008 | 10.1016/j.physletb.2007.12.047 | DESY 07-195 | hep-ph | null | We study the evolution behavior of generalized parton distributions at small
longitudinal momentum fraction. Particular attention is paid to the ratio of a
generalized parton distribution and its forward limit, to the mixing between
quarks and gluons, and to the dependence on the squared momentum transfer t.
| [
{
"created": "Wed, 14 Nov 2007 13:06:42 GMT",
"version": "v1"
},
{
"created": "Tue, 8 Jan 2008 15:24:34 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Diehl",
"Markus",
""
],
[
"Kugler",
"Wolfgang",
""
]
] | We study the evolution behavior of generalized parton distributions at small longitudinal momentum fraction. Particular attention is paid to the ratio of a generalized parton distribution and its forward limit, to the mixing between quarks and gluons, and to the dependence on the squared momentum transfer t. |
1005.1010 | Eef van Beveren | Eef van Beveren, George Rupp and J. Segovia | A very broad X(4260) and the resonance parameters of the 3D vector
charmonium state | 4 pages, 5 figures; version 2: 2 figures replaced | Phys.Rev.Lett.105:102001,2010 | 10.1103/PhysRevLett.105.102001 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We argue that the X(4260) enhancement contains a wealth of information on
vector c-cbar spectroscopy. We discuss the shape of the X(4260) observed in the
OZI-forbidden process "electron-positron into J/psi and a pair of charged
pions", in particular at and near vector charmonium resonances as well as
open-charm thres... | [
{
"created": "Thu, 6 May 2010 14:34:01 GMT",
"version": "v1"
},
{
"created": "Fri, 7 May 2010 05:13:56 GMT",
"version": "v2"
}
] | 2014-11-21 | [
[
"van Beveren",
"Eef",
""
],
[
"Rupp",
"George",
""
],
[
"Segovia",
"J.",
""
]
] | We argue that the X(4260) enhancement contains a wealth of information on vector c-cbar spectroscopy. We discuss the shape of the X(4260) observed in the OZI-forbidden process "electron-positron into J/psi and a pair of charged pions", in particular at and near vector charmonium resonances as well as open-charm thresho... |
1303.3282 | Wynn C. G. Ho | Wynn C. G. Ho, Nils Andersson, Cristobal M. Espinoza, Kostas
Glampedakis, Brynmor Haskell, and Craig O. Heinke | The hottest superfluid and superconductor in the Universe: Discovery and
nuclear physics implications | 8 pages, 4 figures; Proceedings of Xth Quark Confinement and the
Hadron Spectrum, M. Berwein, N. Brambilla, S. Paul (eds.); v2 same as v1;
correction to editor list | PoS (Confinement X) 260 (2013) | null | null | hep-ph astro-ph.SR nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present recent work on using astronomical observations of neutron stars to
reveal unique insights into nuclear matter that cannot be obtained from
laboratories on Earth. First, we discuss our measurement of the rapid cooling
of the youngest neutron star in the Galaxy; this provides the first direct
evidence for su... | [
{
"created": "Wed, 13 Mar 2013 20:23:06 GMT",
"version": "v1"
},
{
"created": "Fri, 15 Mar 2013 13:17:29 GMT",
"version": "v2"
}
] | 2013-03-18 | [
[
"Ho",
"Wynn C. G.",
""
],
[
"Andersson",
"Nils",
""
],
[
"Espinoza",
"Cristobal M.",
""
],
[
"Glampedakis",
"Kostas",
""
],
[
"Haskell",
"Brynmor",
""
],
[
"Heinke",
"Craig O.",
""
]
] | We present recent work on using astronomical observations of neutron stars to reveal unique insights into nuclear matter that cannot be obtained from laboratories on Earth. First, we discuss our measurement of the rapid cooling of the youngest neutron star in the Galaxy; this provides the first direct evidence for supe... |
hep-ph/0301211 | Yvonne Wong | C. N. Leung, Yvonne Y. Y. Wong | T-violation in flavour oscillations as a test for relativity principles
at a neutrino factory | RevTeX4, 10 pages, 11 figures; To appear in PRD; v2: two references
added | Phys.Rev.D67:056005,2003 | 10.1103/PhysRevD.67.056005 | null | hep-ph | null | We study the effects of violation of the equivalence principle (VEP) or
violation of Lorentz invariance (LIV) in the neutrino sector on the asymmetry
between T-conjugate oscillation probabilities, $\Delta P_T \equiv
P(\nu_{\alpha} \to \nu_{\beta}) - P(\nu_{\beta} \to \nu_{\alpha})$, in a
three-flavour framework. We f... | [
{
"created": "Thu, 23 Jan 2003 19:43:38 GMT",
"version": "v1"
},
{
"created": "Wed, 5 Feb 2003 00:25:56 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Leung",
"C. N.",
""
],
[
"Wong",
"Yvonne Y. Y.",
""
]
] | We study the effects of violation of the equivalence principle (VEP) or violation of Lorentz invariance (LIV) in the neutrino sector on the asymmetry between T-conjugate oscillation probabilities, $\Delta P_T \equiv P(\nu_{\alpha} \to \nu_{\beta}) - P(\nu_{\beta} \to \nu_{\alpha})$, in a three-flavour framework. We fin... |
1212.3732 | Anatoly Kotikov Vassilievich | A. V. Kotikov | The property of maximal transcendentality: calculation of master
integrals | 12 pages, 3 figures, talk given at the IV International Conference
"Models in Quantum Field Theory" (MQFT-2012), September 24-27, 2012, V.A.
Fock Physical Research Institute, Petergof, Russia | null | 10.1007/s11232-013-0079-0 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We review the results having the property of maximal transcendentality.
| [
{
"created": "Sat, 15 Dec 2012 21:26:29 GMT",
"version": "v1"
}
] | 2015-06-12 | [
[
"Kotikov",
"A. V.",
""
]
] | We review the results having the property of maximal transcendentality. |
hep-ph/9905218 | Francesco Hautmann | F. Hautmann, Z. Kunszt and D.E. Soper | Hard diffraction from small-size color sources | 6 pages, 5 figures, talk presented at DPF '99 | null | null | null | hep-ph | null | We describe diffractive hard processes in the framework of QCD factorization
and discuss what one can learn from the study of hadronic systems with small
transverse size.
| [
{
"created": "Mon, 3 May 1999 21:42:58 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Hautmann",
"F.",
""
],
[
"Kunszt",
"Z.",
""
],
[
"Soper",
"D. E.",
""
]
] | We describe diffractive hard processes in the framework of QCD factorization and discuss what one can learn from the study of hadronic systems with small transverse size. |
1603.05388 | Li-Sheng Geng | Jun-Xu Lu, Hua-Xing Chen, Zhi-Hui Guo, J. Nieves, Ju-Jun Xie, Li-Sheng
Geng | The $\Lambda_c(2595)$ resonance as a dynamically generated state: the
compositeness condition and the large $N_c$ evolution | 33 pages, 2 figures | Phys. Rev. D 93, 114028 (2016) | 10.1103/PhysRevD.93.114028 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recent studies have shown that the well established $\Lambda_c(2595)$
resonance contains a large meson-baryon component, which can vary depending on
the specific formalism. In this work, we examine such a picture by utilizing
the compositeness condition and the large number of colors ($N_c$) expansion.
We examine thr... | [
{
"created": "Thu, 17 Mar 2016 08:31:30 GMT",
"version": "v1"
}
] | 2016-06-29 | [
[
"Lu",
"Jun-Xu",
""
],
[
"Chen",
"Hua-Xing",
""
],
[
"Guo",
"Zhi-Hui",
""
],
[
"Nieves",
"J.",
""
],
[
"Xie",
"Ju-Jun",
""
],
[
"Geng",
"Li-Sheng",
""
]
] | Recent studies have shown that the well established $\Lambda_c(2595)$ resonance contains a large meson-baryon component, which can vary depending on the specific formalism. In this work, we examine such a picture by utilizing the compositeness condition and the large number of colors ($N_c$) expansion. We examine three... |
1503.01325 | Patrick Janot | Patrick Janot | Top-quark electroweak couplings at the FCC-ee | 18 pages, 5 figures. To be published in JHEP (accepted for
publication). Between version 2 and version 3, the suggestions of the JHEP
referee were implemented both in the text (in Sections "Results and
discussion" and "Summary and outlook") and in Figures 3 and 5 | null | 10.1007/JHEP04(2015)182 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | An optimal-observable analysis of the lepton angular and energy distributions
from top-quark pair production with semi-leptonic decays in e+e- collisions is
used to predict the potential sensitivity of the FCC-ee to the couplings of the
top quark to the photon and the Z.
| [
{
"created": "Wed, 4 Mar 2015 14:53:07 GMT",
"version": "v1"
},
{
"created": "Wed, 11 Mar 2015 10:45:29 GMT",
"version": "v2"
},
{
"created": "Tue, 14 Apr 2015 08:27:34 GMT",
"version": "v3"
}
] | 2015-06-11 | [
[
"Janot",
"Patrick",
""
]
] | An optimal-observable analysis of the lepton angular and energy distributions from top-quark pair production with semi-leptonic decays in e+e- collisions is used to predict the potential sensitivity of the FCC-ee to the couplings of the top quark to the photon and the Z. |
0809.2472 | Andrei Leonidov | I.M. Dremin, M.R. Kirakosyan, A.V. Leonidov, A.V. Vinogradov | Cherenkov Glue in Opaque Nuclear Medium | null | Nucl.Phys.A826:190-197,2009 | 10.1016/j.nuclphysa.2009.05.003 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The spectrum of Cherenkov gluons is calculated within the framework of
in-medium QCD. It is compared with experimental data on the double-humped
structure around the away-side jet obtained at RHIC. The values of the real and
imaginary parts of the nuclear permittivity are obtained from these fits. It is
shown that ac... | [
{
"created": "Mon, 15 Sep 2008 10:03:27 GMT",
"version": "v1"
},
{
"created": "Mon, 22 Sep 2008 17:36:08 GMT",
"version": "v2"
},
{
"created": "Wed, 24 Sep 2008 03:27:42 GMT",
"version": "v3"
},
{
"created": "Fri, 22 May 2009 11:34:43 GMT",
"version": "v4"
}
] | 2010-06-03 | [
[
"Dremin",
"I. M.",
""
],
[
"Kirakosyan",
"M. R.",
""
],
[
"Leonidov",
"A. V.",
""
],
[
"Vinogradov",
"A. V.",
""
]
] | The spectrum of Cherenkov gluons is calculated within the framework of in-medium QCD. It is compared with experimental data on the double-humped structure around the away-side jet obtained at RHIC. The values of the real and imaginary parts of the nuclear permittivity are obtained from these fits. It is shown that acco... |
hep-ph/0410337 | Yong-Yeon Keum | Yong-Yeon Keum | Phenomenological Application of $k_T$ factorization | 26 pages with revtex4, 13 figures; Added references and corrected
typos. Invited plenary talk at the Workshop on High Energy Physics
Phenomenology (WHEPP8) India, Institute of Technology, Mumbai (India) January
5-16,2004; To be published in PRAMANA, journal of physics Dec. 2004, Indian
Academy of Sciences | Pramana63:1151-1170,2004 | 10.1007/BF02704888 | null | hep-ph hep-ex | null | We discuss applications of the perturbative QCD approach in the exclusive
non-leptonic two body B-meson decays. We briefly review its ingredients and
some important theoretical issues on the factorization approaches. PQCD results
are compatible with present experimantal data for the charmless B-meson decays.
We predi... | [
{
"created": "Mon, 25 Oct 2004 17:12:30 GMT",
"version": "v1"
},
{
"created": "Thu, 25 Nov 2004 19:16:49 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Keum",
"Yong-Yeon",
""
]
] | We discuss applications of the perturbative QCD approach in the exclusive non-leptonic two body B-meson decays. We briefly review its ingredients and some important theoretical issues on the factorization approaches. PQCD results are compatible with present experimantal data for the charmless B-meson decays. We predict... |
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