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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1906.09071 | Stanislaw Jadach | S. Jadach, W. P{\l}aczek and M. Skrzypek | QED Exponentiation for quasi-stable charged particles: the $e^-e^+\to
W^-W^+$ process | Short version has appeared in conference materials, Symmetry 11, 1389
(2019) | null | 10.1140/epjc/s10052-020-8034-3 | IFJPAN-IV-2019-5 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | All real and virtual infrared singularities in the standard analysis of the
perturbative Quantum Electrodynamics (like that of Yennie-Frautschi-Suura) are
associated with photon emissions from the external legs in the scattering
process. External particles are stable, with the zero decay width. Such
singularities are... | [
{
"created": "Fri, 21 Jun 2019 11:17:53 GMT",
"version": "v1"
},
{
"created": "Wed, 11 Mar 2020 15:22:37 GMT",
"version": "v2"
}
] | 2020-06-24 | [
[
"Jadach",
"S.",
""
],
[
"Płaczek",
"W.",
""
],
[
"Skrzypek",
"M.",
""
]
] | All real and virtual infrared singularities in the standard analysis of the perturbative Quantum Electrodynamics (like that of Yennie-Frautschi-Suura) are associated with photon emissions from the external legs in the scattering process. External particles are stable, with the zero decay width. Such singularities are w... |
hep-ph/9509306 | J. W. F. Valle | Jose W. F. Valle | Neutrino-less Double Beta Decay and Physics Beyond the Standard Model | invited talk at Workshop on "Double-beta decay and related topics",
Trento, April 1995, proceedings to be published, latex, 22 pages, 10 figures
not included, file caption.sty appended at the end | null | null | FTUV/95-44 IFIC/95-46 | hep-ph | null | A brief sketch is given of the present observational status and future
prospects of the physics of neutrino mass, including a survey of the various
theoretical schemes of neutrino mass generation. Emphasis is given to those
which are motivated by present experimental hints from solar and atmospheric
neutrinos, as wel... | [
{
"created": "Fri, 15 Sep 1995 18:01:07 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Valle",
"Jose W. F.",
""
]
] | A brief sketch is given of the present observational status and future prospects of the physics of neutrino mass, including a survey of the various theoretical schemes of neutrino mass generation. Emphasis is given to those which are motivated by present experimental hints from solar and atmospheric neutrinos, as well ... |
1912.11055 | Fady Bishara | Fady Bishara and Marc Montull | (Machine) Learning amplitudes for faster event generation | 5+2 pages, 5 figures, and 2 tables; fixed minor typos, merged two
figures, and updated acknowledgements of support | null | null | DESY 19-232 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We propose to replace the exact amplitudes used in MC event generators for
trained Machine Learning regressors, with the aim of speeding up the evaluation
of {\it slow} amplitudes. As a proof of concept, we study the process $gg \to
ZZ$ whose LO amplitude is loop induced. We show that gradient boosting machines
like ... | [
{
"created": "Mon, 23 Dec 2019 19:00:04 GMT",
"version": "v1"
},
{
"created": "Wed, 29 Jul 2020 14:54:40 GMT",
"version": "v2"
}
] | 2020-07-30 | [
[
"Bishara",
"Fady",
""
],
[
"Montull",
"Marc",
""
]
] | We propose to replace the exact amplitudes used in MC event generators for trained Machine Learning regressors, with the aim of speeding up the evaluation of {\it slow} amplitudes. As a proof of concept, we study the process $gg \to ZZ$ whose LO amplitude is loop induced. We show that gradient boosting machines like $\... |
hep-ph/0603114 | Marco Ciuchini | M. Ciuchini, L. Silvestrini | Upper bounds on SUSY contributions to b to s transitions from B_s -
B_sbar mixing | 4 pages, 4 figures; v2: CDF measurement included | Phys.Rev.Lett. 97 (2006) 021803 | 10.1103/PhysRevLett.97.021803 | null | hep-ph | null | We study the constraints on supersymmetric contributions to b to s
transitions from the recent allowed range and measurement of Bs-Bsbar mixing
obtained by the D0 and CDF collaborations at the Tevatron. We compute the upper
bounds on the relevant off-diagonal squark mass terms and compare them with the
bounds coming ... | [
{
"created": "Wed, 15 Mar 2006 17:21:35 GMT",
"version": "v1"
},
{
"created": "Fri, 19 May 2006 14:20:04 GMT",
"version": "v2"
}
] | 2009-11-11 | [
[
"Ciuchini",
"M.",
""
],
[
"Silvestrini",
"L.",
""
]
] | We study the constraints on supersymmetric contributions to b to s transitions from the recent allowed range and measurement of Bs-Bsbar mixing obtained by the D0 and CDF collaborations at the Tevatron. We compute the upper bounds on the relevant off-diagonal squark mass terms and compare them with the bounds coming fr... |
hep-ph/0701230 | Simon Turbide | Simon Turbide and Charles Gale | High momentum lepton pairs from jet-plasma interactions | Parallel talk given at QM2006, Shanghai November 2006. 4 pages, 3
figures | J.Phys.G34:S1019-1022,2007 | 10.1088/0954-3899/34/8/S147 | null | hep-ph | null | We discuss the emission of high momentum lepton pairs (p_T>4 GeV) with low
invariant masses (M << p_T) in central Au+Au collisions at RHIC
(\sqrt{s_{NN}}=200 GeV). The spectra of dileptons produced through interactions
of quark and antiquark jets with the quark-gluon plasma (QGP) have been
calculated. Annihilation an... | [
{
"created": "Mon, 29 Jan 2007 20:20:30 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Turbide",
"Simon",
""
],
[
"Gale",
"Charles",
""
]
] | We discuss the emission of high momentum lepton pairs (p_T>4 GeV) with low invariant masses (M << p_T) in central Au+Au collisions at RHIC (\sqrt{s_{NN}}=200 GeV). The spectra of dileptons produced through interactions of quark and antiquark jets with the quark-gluon plasma (QGP) have been calculated. Annihilation and ... |
1904.09494 | Priyotosh Bandyopadhyay | Priyotosh Bandyopadhyay, Eung Jin Chun, Rusa Mandal | Phenomenology of Higgs bosons in inverse seesaw model with Type-X two
Higgs doublet at the LHC | 20 pages, 8 figures and 9 tables, reference added | JHEP08(2019)169 | 10.1007/JHEP08(2019)169 | IITH-PH-0001/19 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Type-X two Higgs doublet model is known to explain the muon $g-2$ anomaly
with a relatively light charged Higgs boson at large $\tan\beta$. The light
charged Higgs boson has been searched in the main $\tau \nu$ mode at the
colliders. Invoking a scenario of inverse seesaw as the origin of neutrino
masses and mixing, t... | [
{
"created": "Sat, 20 Apr 2019 20:14:26 GMT",
"version": "v1"
},
{
"created": "Mon, 2 Sep 2019 07:53:44 GMT",
"version": "v2"
}
] | 2019-09-04 | [
[
"Bandyopadhyay",
"Priyotosh",
""
],
[
"Chun",
"Eung Jin",
""
],
[
"Mandal",
"Rusa",
""
]
] | Type-X two Higgs doublet model is known to explain the muon $g-2$ anomaly with a relatively light charged Higgs boson at large $\tan\beta$. The light charged Higgs boson has been searched in the main $\tau \nu$ mode at the colliders. Invoking a scenario of inverse seesaw as the origin of neutrino masses and mixing, the... |
0710.1492 | Wei Liao | Wei Liao | Precise Formulation of Neutrino Oscillation in the Earth | References added, 21 pages, 10 figures, version to appear in PRD | Phys.Rev.D77:053002,2008 | 10.1103/PhysRevD.77.053002 | null | hep-ph hep-ex | null | We give a perturbation theory of neutrino oscillation in the Earth. The
perturbation theory is valid for neutrinos with energy $E \gsim 0.5$ GeV. It is
formulated using trajectory dependent average potential. Non-adiabatic
contributions are included as the first order effects in the perturbation
theory. We analyze ne... | [
{
"created": "Mon, 8 Oct 2007 09:21:56 GMT",
"version": "v1"
},
{
"created": "Sun, 17 Feb 2008 06:28:42 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Liao",
"Wei",
""
]
] | We give a perturbation theory of neutrino oscillation in the Earth. The perturbation theory is valid for neutrinos with energy $E \gsim 0.5$ GeV. It is formulated using trajectory dependent average potential. Non-adiabatic contributions are included as the first order effects in the perturbation theory. We analyze neut... |
hep-ph/9302263 | null | M. A. Doncheski, M. B. Gay Ducati and F. Halzen | $J/\psi$ at small-$x$ | 16 pages (6 figures not included - available from the authors),
MAD/PH/742 | null | null | null | hep-ph | null | It has been suggested that the suppression of $J/\psi$ production in heavy
nuclei is a signature of the formation of quark-gluon plasma. We here show that
this phenomenon can be understood in terms of conventional physics, {\it i.e.}
{\it i)} perturbative QCD, {\it ii)} the parton recombination implementation of
shad... | [
{
"created": "Tue, 16 Feb 1993 16:51:32 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Doncheski",
"M. A.",
""
],
[
"Ducati",
"M. B. Gay",
""
],
[
"Halzen",
"F.",
""
]
] | It has been suggested that the suppression of $J/\psi$ production in heavy nuclei is a signature of the formation of quark-gluon plasma. We here show that this phenomenon can be understood in terms of conventional physics, {\it i.e.} {\it i)} perturbative QCD, {\it ii)} the parton recombination implementation of shadow... |
hep-ph/0612199 | Samina S. Masood | Mahnaz Haseeb and Samina S. Masood | Higher Order Thermal Corrections to Photon Self Energy | A talk presented at 12th Regional conference on Mathematical Physics,
NCP at Quaid-I-Azam University, Islamabad, Pakistan (to appear in the
Proceedings) | null | null | null | hep-ph | null | We investigate temperature behavior up to two loop level in QED in the
background heat bath using real time formalism. The thermal correction to the
coupling constant in QED at low temperature are presented up to the two loop
level. It is observed that the removal of singularities at the two loop level
is only possib... | [
{
"created": "Fri, 15 Dec 2006 17:23:58 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Haseeb",
"Mahnaz",
""
],
[
"Masood",
"Samina S.",
""
]
] | We investigate temperature behavior up to two loop level in QED in the background heat bath using real time formalism. The thermal correction to the coupling constant in QED at low temperature are presented up to the two loop level. It is observed that the removal of singularities at the two loop level is only possible... |
hep-ph/0504013 | Erhan Iltan | E. O. Iltan | The radiative lepton flavor violating decays in the split fermion
scenario in the two Higgs doublet model | 19 pages, 7 Figures | Mod.Phys.Lett.A22:819-833,2007 | 10.1142/S0217732307021238 | null | hep-ph | null | We study the branching ratios of the lepton flavor violating processes \mu ->
e \gamma, \tau -> e \gamma and \tau -> \mu\gamma in the split fermion scenario,
in the framework of the two Higgs doublet model. We observe that the branching
ratios are relatively more sensitive to the compactification scale and the
Gaussi... | [
{
"created": "Sun, 3 Apr 2005 11:17:14 GMT",
"version": "v1"
},
{
"created": "Mon, 24 Jul 2006 10:44:36 GMT",
"version": "v2"
},
{
"created": "Wed, 24 Jan 2007 11:42:13 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Iltan",
"E. O.",
""
]
] | We study the branching ratios of the lepton flavor violating processes \mu -> e \gamma, \tau -> e \gamma and \tau -> \mu\gamma in the split fermion scenario, in the framework of the two Higgs doublet model. We observe that the branching ratios are relatively more sensitive to the compactification scale and the Gaussian... |
hep-ph/0401172 | Jurgen Berges | J. Berges | n-Particle irreducible effective action techniques for gauge theories | 46 pages, PRD version, references added | Phys.Rev.D70:105010,2004 | 10.1103/PhysRevD.70.105010 | null | hep-ph hep-lat hep-th nucl-th | null | A loop or coupling expansion of a so-called n-particle irreducible (nPI)
generating functional provides a well-defined approximation scheme in terms of
self-consistently dressed propagators and n-point vertices. A self-consistently
complete description determines the functional for arbitrarily high n to a
given order... | [
{
"created": "Fri, 23 Jan 2004 09:05:14 GMT",
"version": "v1"
},
{
"created": "Tue, 18 May 2004 09:39:15 GMT",
"version": "v2"
},
{
"created": "Mon, 23 Aug 2004 10:52:28 GMT",
"version": "v3"
}
] | 2010-01-18 | [
[
"Berges",
"J.",
""
]
] | A loop or coupling expansion of a so-called n-particle irreducible (nPI) generating functional provides a well-defined approximation scheme in terms of self-consistently dressed propagators and n-point vertices. A self-consistently complete description determines the functional for arbitrarily high n to a given order i... |
2007.12089 | Giovanni Pelliccioli | Ansgar Denner and Giovanni Pelliccioli | NLO QCD corrections to off-shell $\text{t}\bar{\text{t}}\text{W}^+$
production at the LHC | 30 pages, 16 figures, updated references, fixed typos, added results
for an additional central scale choice, extended comments on
double-pole-approximation, clarified treatment of top width, matches version
published by JHEP | null | 10.1007/JHEP11(2020)069 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present results of a computation of NLO QCD corrections to the production
of an off-shell top--antitop pair in association with an off-shell $\text{W}^+$
boson in proton--proton collisions. As the calculation is based on the full
matrix elements for the process $\text{p}\text{p}\to
{\text{e}}^+\nu_{\text{e}}\,\mu^... | [
{
"created": "Thu, 23 Jul 2020 15:53:48 GMT",
"version": "v1"
},
{
"created": "Thu, 12 Nov 2020 12:06:29 GMT",
"version": "v2"
}
] | 2021-05-21 | [
[
"Denner",
"Ansgar",
""
],
[
"Pelliccioli",
"Giovanni",
""
]
] | We present results of a computation of NLO QCD corrections to the production of an off-shell top--antitop pair in association with an off-shell $\text{W}^+$ boson in proton--proton collisions. As the calculation is based on the full matrix elements for the process $\text{p}\text{p}\to {\text{e}}^+\nu_{\text{e}}\,\mu^-\... |
1608.06820 | Peter Vastag | Davide R. Campagnari, Ehsan Ebadati, Hugo Reinhardt and Peter Vastag | Revised variational approach to QCD in Coulomb gauge | null | Phys. Rev. D 94, 074027 (2016) | 10.1103/PhysRevD.94.074027 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The variational approach to QCD in Coulomb gauge is revisited. By assuming
the non-Abelian Coulomb potential to be given by the sum of its infrared and
ultraviolet parts, i.e.~by a linearly rising potential and an ordinary Coulomb
potential, and by using a Slater determinant ansatz for the quark wave
functional, whic... | [
{
"created": "Wed, 24 Aug 2016 14:07:02 GMT",
"version": "v1"
}
] | 2016-10-26 | [
[
"Campagnari",
"Davide R.",
""
],
[
"Ebadati",
"Ehsan",
""
],
[
"Reinhardt",
"Hugo",
""
],
[
"Vastag",
"Peter",
""
]
] | The variational approach to QCD in Coulomb gauge is revisited. By assuming the non-Abelian Coulomb potential to be given by the sum of its infrared and ultraviolet parts, i.e.~by a linearly rising potential and an ordinary Coulomb potential, and by using a Slater determinant ansatz for the quark wave functional, which ... |
1007.2944 | Rumin Wang | Ru-Min Wang, Yuan-Guo Xu, Mo-Lin Liu, Bing-Zhong Li | Reevaluating R-parity Violating Supersymmetry Effects in
B_s^0-\bar{B}_s^0 Mixing | 18 pages, 4 figures. Three figures and some discussions improved,
matches published version | JHEP 1012:034,2010 | 10.1007/JHEP12(2010)034 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recently, the CDF and D{\O} collaborations have claimed that the CP violating
phase in $B_s^0-\bar{B}_s^0$ mixing is large, which is contrary to the
expectations in the Standard Model. Such a large phase suggests New Physics
contributions to $B_s^0-\bar{B}_s^0$ mixing. Motivated by this, we reevaluate
the constraints... | [
{
"created": "Sat, 17 Jul 2010 17:38:49 GMT",
"version": "v1"
},
{
"created": "Thu, 22 Jul 2010 14:57:01 GMT",
"version": "v2"
},
{
"created": "Fri, 10 Dec 2010 10:21:03 GMT",
"version": "v3"
}
] | 2011-01-05 | [
[
"Wang",
"Ru-Min",
""
],
[
"Xu",
"Yuan-Guo",
""
],
[
"Liu",
"Mo-Lin",
""
],
[
"Li",
"Bing-Zhong",
""
]
] | Recently, the CDF and D{\O} collaborations have claimed that the CP violating phase in $B_s^0-\bar{B}_s^0$ mixing is large, which is contrary to the expectations in the Standard Model. Such a large phase suggests New Physics contributions to $B_s^0-\bar{B}_s^0$ mixing. Motivated by this, we reevaluate the constraints o... |
1212.4356 | Paolo Bolzoni | Paolo Bolzoni, Gustav Kramer | Inclusive lepton production from heavy-hadron decay in pp collisions at
the LHC | 15 pages, 15 figures, final published version, programming error in
the plots corrected | Nucl. Phys. B872 (2013) 253-264 (Erratum: Nucl. Phys. B876 (2013)
334-337) | 10.1016/j.nuclphysb.2013.04.002 | DESY-12-243 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present predictions for the inclusive production of leptons
($e^{\pm},\mu^{\pm}$) originating from charm and bottom-hadrons at the CERN LHC
in the general-mass variable-flavor-number scheme at next-to-leading order.
Detailed numerical results are compared to data of the CMS, ATLAS and ALICE
collaborations.
| [
{
"created": "Tue, 18 Dec 2012 14:19:14 GMT",
"version": "v1"
},
{
"created": "Tue, 9 Apr 2013 13:45:24 GMT",
"version": "v2"
},
{
"created": "Tue, 13 Aug 2013 07:07:58 GMT",
"version": "v3"
}
] | 2013-09-13 | [
[
"Bolzoni",
"Paolo",
""
],
[
"Kramer",
"Gustav",
""
]
] | We present predictions for the inclusive production of leptons ($e^{\pm},\mu^{\pm}$) originating from charm and bottom-hadrons at the CERN LHC in the general-mass variable-flavor-number scheme at next-to-leading order. Detailed numerical results are compared to data of the CMS, ATLAS and ALICE collaborations. |
1001.2452 | Thorsten Renk | Thorsten Renk | Theory of Heavy-Ion Collisions | Talk given at the XXIV International Symposium on Lepton Photon
Interactions at High Energies, Hamburg, Germany, 17-22 August 2009 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In high energy nucleus-nucleus collisions, a transient state of thermalized,
hot and dense matter governed by Quantum Chromodynamics is produced. Properties
of this state are reflected in the bulk low transverse momentum (P_T) hadron
production which represent the remnant of the collective medium as well as in
modifi... | [
{
"created": "Thu, 14 Jan 2010 13:17:00 GMT",
"version": "v1"
}
] | 2010-01-15 | [
[
"Renk",
"Thorsten",
""
]
] | In high energy nucleus-nucleus collisions, a transient state of thermalized, hot and dense matter governed by Quantum Chromodynamics is produced. Properties of this state are reflected in the bulk low transverse momentum (P_T) hadron production which represent the remnant of the collective medium as well as in modifica... |
1002.4655 | Annarita Margiotta | Giuseppe Battistoni, Annarita Margiotta, Silvia Muraro, Maximiliano
Sioli | FLUKA as a new high energy cosmic ray generator | Presented by A.Margiotta at the Very Large Volume neutrino Telescope
Workshop 2009 - VLVnT09, Athens, October 2009. 3 pages, 1 figure. To be
published in NIM A | Nucl.Instrum.Meth.A626-627:S191-S192,2011 | 10.1016/j.nima.2010.05.019 | null | hep-ph astro-ph.IM | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | FLUKA is a multipurpose Monte Carlo code, which can transport particles over
a wide range of energies in user-defined geometries. Here we present a new
FLUKA library, which allows the interaction and propagation of high energy
cosmic rays in the Earth atmosphere and the transport of high energy muons in
underground/u... | [
{
"created": "Wed, 24 Feb 2010 23:14:36 GMT",
"version": "v1"
}
] | 2011-02-03 | [
[
"Battistoni",
"Giuseppe",
""
],
[
"Margiotta",
"Annarita",
""
],
[
"Muraro",
"Silvia",
""
],
[
"Sioli",
"Maximiliano",
""
]
] | FLUKA is a multipurpose Monte Carlo code, which can transport particles over a wide range of energies in user-defined geometries. Here we present a new FLUKA library, which allows the interaction and propagation of high energy cosmic rays in the Earth atmosphere and the transport of high energy muons in underground/und... |
hep-ph/0510331 | Thomas Schwetz | Thomas Schwetz | Neutrino oscillations: Current status and prospects | Talk given at the XXIX International Conference of Theoretical
Physics, ``Matter To The Deepest: Recent Developments In Physics of
Fundamental Interactions'', 8--14 September 2005, Ustron, Poland, 10 pages, 6
figures | Acta Phys.Polon. B36 (2005) 3203-3214 | null | SISSA 79/2005/EP | hep-ph | null | I summarize the status of neutrino oscillations from world neutrino
oscillation data with date of October 2005. The results of a global analysis
within the three-flavour framework are presented. Furthermore, a prospect on
where we could stand in neutrino oscillations in ten years from now is given,
based on a simulat... | [
{
"created": "Tue, 25 Oct 2005 16:29:40 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Schwetz",
"Thomas",
""
]
] | I summarize the status of neutrino oscillations from world neutrino oscillation data with date of October 2005. The results of a global analysis within the three-flavour framework are presented. Furthermore, a prospect on where we could stand in neutrino oscillations in ten years from now is given, based on a simulatio... |
1611.08282 | Celso C. Nishi | C. C. Nishi, B. L. S\'anchez-Vega | Mu-tau reflection symmetry with a texture-zero | 8 pp., 1 figure. v2. updates references and few words. To appear in
JHEP | J. High Energ. Phys. (2017) 2017: 68 | 10.1007/JHEP01(2017)068 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The $\mu\tau$-reflection symmetry is a simple symmetry capable of predicting
all the unknown CP phases of the lepton sector and the atmospheric angle but
too simple to predict the absolute neutrino mass scale or the mass ordering. We
show that by combining it with a discrete abelian symmetry in a nontrivial way
we ca... | [
{
"created": "Thu, 24 Nov 2016 18:30:08 GMT",
"version": "v1"
},
{
"created": "Mon, 16 Jan 2017 17:04:09 GMT",
"version": "v2"
}
] | 2017-01-23 | [
[
"Nishi",
"C. C.",
""
],
[
"Sánchez-Vega",
"B. L.",
""
]
] | The $\mu\tau$-reflection symmetry is a simple symmetry capable of predicting all the unknown CP phases of the lepton sector and the atmospheric angle but too simple to predict the absolute neutrino mass scale or the mass ordering. We show that by combining it with a discrete abelian symmetry in a nontrivial way we can ... |
hep-ph/0304165 | Mikhail Voloshin | M.B.Voloshin | Remarks on the decays chi_{bJ}^\prime -> omega Upsilon | 4 pages | Mod.Phys.Lett.A18:1067,2003 | 10.1142/S021773230301082X | TPI-MINN-03/11-T, UMN-TH-2136-03 | hep-ph | null | The recently observed by CLEO cascade decays Upsilon(3S) -> gamma
chi_{bJ}^\prime -> gamma omega Upsilon are discussed. It is shown that within
the nonrelativistic description of bottomonium in the heavy b quark limit, the
ratio of the rates of the transitions chi_{bJ}^\prime -> omega Upsilon with J=1
and J=2 should ... | [
{
"created": "Wed, 16 Apr 2003 18:08:33 GMT",
"version": "v1"
}
] | 2011-01-27 | [
[
"Voloshin",
"M. B.",
""
]
] | The recently observed by CLEO cascade decays Upsilon(3S) -> gamma chi_{bJ}^\prime -> gamma omega Upsilon are discussed. It is shown that within the nonrelativistic description of bottomonium in the heavy b quark limit, the ratio of the rates of the transitions chi_{bJ}^\prime -> omega Upsilon with J=1 and J=2 should be... |
1206.4202 | Philipp Leser | Gautam Bhattacharyya, Philipp Leser, Heinrich P\"as | Novel signatures of the Higgs sector from S3 flavor symmetry | 6 pages, 3 figures | Phys.Rev.D86:036009,2012 | 10.1103/PhysRevD.86.036009 | SINP/TNP/2012/07; DO-TH 12/20 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In an earlier work we analyzed the CP-even scalar sector of an S3 flavor
model, where we identified some novel decay signatures of an exotic scalar. In
this work we extend our analysis by including the complete set of
scalars/pseudoscalars, revisiting the potential minimization conditions in a
more general setup, set... | [
{
"created": "Tue, 19 Jun 2012 13:26:08 GMT",
"version": "v1"
},
{
"created": "Mon, 27 Aug 2012 12:49:17 GMT",
"version": "v2"
}
] | 2012-08-28 | [
[
"Bhattacharyya",
"Gautam",
""
],
[
"Leser",
"Philipp",
""
],
[
"Päs",
"Heinrich",
""
]
] | In an earlier work we analyzed the CP-even scalar sector of an S3 flavor model, where we identified some novel decay signatures of an exotic scalar. In this work we extend our analysis by including the complete set of scalars/pseudoscalars, revisiting the potential minimization conditions in a more general setup, setti... |
2310.18671 | Peter Zeiler Skands | Peter Skands and Christian T. Preuss | NNLO Matrix-Element Corrections in VINCIA | Contribution to RADCOR 2023; 9 pages | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We report on a new formalism for parton showers whose fixed-order expansion
can be corrected through next-to-next-to-leading order (NNLO) in QCD. It is the
first such formalism we are aware of that has no dependence on any auxiliary
scales or external resummations and which is fully differential in all of the
relevan... | [
{
"created": "Sat, 28 Oct 2023 10:53:23 GMT",
"version": "v1"
}
] | 2023-10-31 | [
[
"Skands",
"Peter",
""
],
[
"Preuss",
"Christian T.",
""
]
] | We report on a new formalism for parton showers whose fixed-order expansion can be corrected through next-to-next-to-leading order (NNLO) in QCD. It is the first such formalism we are aware of that has no dependence on any auxiliary scales or external resummations and which is fully differential in all of the relevant ... |
hep-ph/9608353 | Nishida Kozo | Kouzou Nishida, Ikuo S. Sogami | A Phenomenological Formula for KM Matrix | 9 pages, LaTeX, no figures | Prog.Theor.Phys.96:857-862,1996 | 10.1143/PTP.96.857 | null | hep-ph | null | We propose a phenomenological formula relating the Kobayashi-Maskawa matrix
$V_{KM}$ and quark masses in a form $(m_d,\ m_s,\ m_b)\propto (m_u,\ m_c,\
m_t)V_{KM}$. The formula agrees with experimental data well and has an
interesting geometric picture. The origin of such a formula is discussed in the
standard model.
| [
{
"created": "Sat, 17 Aug 1996 09:31:20 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Nishida",
"Kouzou",
""
],
[
"Sogami",
"Ikuo S.",
""
]
] | We propose a phenomenological formula relating the Kobayashi-Maskawa matrix $V_{KM}$ and quark masses in a form $(m_d,\ m_s,\ m_b)\propto (m_u,\ m_c,\ m_t)V_{KM}$. The formula agrees with experimental data well and has an interesting geometric picture. The origin of such a formula is discussed in the standard model. |
hep-ph/0010156 | Deog Ki Hong | D. K. Hong (Pusan U., KIAS), H. K. Lee (Hanyang U.), M. A. Nowak
(Jagellonian U, KIAS) and Mannque Rho (Saclay, KIAS) | Neutrino Interactions In Color-Flavor-Locked Dense Matter | 13 pages. LaTeX. Talk given at the First KIAS Workshop on
Astrophysics, Seoul, May 2000; V2. references added. comments on cooling
changed | null | 10.1063/1.1368276 | KIAS-P00068 | hep-ph astro-ph nucl-th | null | At high density, diquarks could condense in the vacuum with the QCD color
spontaneously broken. Based on the observation that the symmetry breaking
pattern involved in this phenomenon is essentially the same as that of the
Pati-Salam model with broken electroweak--color SU(3) group, we determine the
relevant electrow... | [
{
"created": "Mon, 16 Oct 2000 06:00:05 GMT",
"version": "v1"
},
{
"created": "Tue, 24 Oct 2000 12:29:18 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Hong",
"D. K.",
"",
"Pusan U., KIAS"
],
[
"Lee",
"H. K.",
"",
"Hanyang U."
],
[
"Nowak",
"M. A.",
"",
"Jagellonian U, KIAS"
],
[
"Rho",
"Mannque",
"",
"Saclay, KIAS"
]
] | At high density, diquarks could condense in the vacuum with the QCD color spontaneously broken. Based on the observation that the symmetry breaking pattern involved in this phenomenon is essentially the same as that of the Pati-Salam model with broken electroweak--color SU(3) group, we determine the relevant electrowea... |
hep-ph/9608475 | Milo Svec | M.Svec (McGill University) | Amplitude analysis of reactions pi(-)p->etapi(-)p and pi(-)p->etapi(0)n
on polarized target and the exotic 1-+ meson | 23 pages | Phys.Rev.D56:4355-4364,1997 | 10.1103/PhysRevD.56.4355 | null | hep-ph | null | Recently several experimental groups analysed data on $\pi^- p \to \eta \pi^-
p$ and $\pi^- p \to \eta \pi^0 n$ reactions with exotic $1^{-+}$ $P$-wave and
found a conflicting evidence for an exotic meson $I=1 1^{-+} (1405)$. High
statistics data on these reactions are presently analysed by BNL E852
Collaboration. Al... | [
{
"created": "Wed, 28 Aug 1996 21:51:00 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Svec",
"M.",
"",
"McGill University"
]
] | Recently several experimental groups analysed data on $\pi^- p \to \eta \pi^- p$ and $\pi^- p \to \eta \pi^0 n$ reactions with exotic $1^{-+}$ $P$-wave and found a conflicting evidence for an exotic meson $I=1 1^{-+} (1405)$. High statistics data on these reactions are presently analysed by BNL E852 Collaboration. All ... |
hep-ph/0507114 | Mohammad R. Ahmady | Mohammad R. Ahmady and Farrukh Chishtie | Nonspectator effects in B-> K^*+photon within the vector quark model | 7 pages, 1 figure, revised analysis | null | null | MTA-PHYS-0503 | hep-ph | null | The tree level FCNC due to the presence of an additional generation of vector
quarks result in the leading order nonspectator contributions to rare B->
K^*+photon decay mode. These tree level contributions are sensitive only to b->
s nonunitary parameter U^{sb} and therefore, provide a direct constraint on
this model... | [
{
"created": "Sat, 9 Jul 2005 19:05:36 GMT",
"version": "v1"
},
{
"created": "Fri, 19 Aug 2005 13:47:45 GMT",
"version": "v2"
},
{
"created": "Mon, 27 Nov 2006 20:27:39 GMT",
"version": "v3"
}
] | 2007-05-23 | [
[
"Ahmady",
"Mohammad R.",
""
],
[
"Chishtie",
"Farrukh",
""
]
] | The tree level FCNC due to the presence of an additional generation of vector quarks result in the leading order nonspectator contributions to rare B-> K^*+photon decay mode. These tree level contributions are sensitive only to b-> s nonunitary parameter U^{sb} and therefore, provide a direct constraint on this model p... |
2305.04974 | Xabier Marcano | Fabiola Fortuna, Xabier Marcano, Marcela Mar\'in and Pablo Roig | Lepton Flavor Violation from diphoton effective interactions | 11+6 pages, 4 figures. Extended discussion. Matches published version | Phys. Rev. D 108, 2023, 015008 | 10.1103/PhysRevD.108.015008 | IFT-UAM/CSIC-23-49 | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | We consider charged lepton flavor violating transitions mediated by the
diphoton effective interactions $\ell_i\ell_j\gamma\gamma$ and explore which
processes can probe them better. Our analysis includes single and double
radiative decays, $\ell_i\to\ell_j\gamma(\gamma)$, as well as $\ell_i\to\ell_j$
conversions in n... | [
{
"created": "Mon, 8 May 2023 18:07:15 GMT",
"version": "v1"
},
{
"created": "Wed, 12 Jul 2023 11:18:20 GMT",
"version": "v2"
}
] | 2023-07-13 | [
[
"Fortuna",
"Fabiola",
""
],
[
"Marcano",
"Xabier",
""
],
[
"Marín",
"Marcela",
""
],
[
"Roig",
"Pablo",
""
]
] | We consider charged lepton flavor violating transitions mediated by the diphoton effective interactions $\ell_i\ell_j\gamma\gamma$ and explore which processes can probe them better. Our analysis includes single and double radiative decays, $\ell_i\to\ell_j\gamma(\gamma)$, as well as $\ell_i\to\ell_j$ conversions in nuc... |
hep-ph/0401012 | Tomer Volansky | Micha Berkooz, Yosef Nir and Tomer Volansky (Weizmann Inst.) | Baryogenesis from the Kobayashi-Maskawa Phase | 4 pages | Phys.Rev.Lett. 93 (2004) 051301 | 10.1103/PhysRevLett.93.051301 | WIS/36/03-Dec-DPP | hep-ph astro-ph hep-th | null | The Standard Model fulfills the three Sakharov conditions for baryogenesis.
The smallness of quark masses suppresses, however, the CP violation from the
Kobayashi-Maskawa phase to a level that is many orders of magnitude below what
is required to explain the observed baryon asymmetry. We point out that if, as
a resul... | [
{
"created": "Sun, 4 Jan 2004 11:49:27 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Berkooz",
"Micha",
"",
"Weizmann Inst."
],
[
"Nir",
"Yosef",
"",
"Weizmann Inst."
],
[
"Volansky",
"Tomer",
"",
"Weizmann Inst."
]
] | The Standard Model fulfills the three Sakharov conditions for baryogenesis. The smallness of quark masses suppresses, however, the CP violation from the Kobayashi-Maskawa phase to a level that is many orders of magnitude below what is required to explain the observed baryon asymmetry. We point out that if, as a result ... |
1810.04492 | Fulvia De Fazio | S. Campanella, P. Colangelo and F. De Fazio | Excited heavy meson decays to light vector mesons: implications for
spectroscopy | RevTex, 26 pages, 18 figures. Matches published version | Phys. Rev. D 98, 114028 (2018) | 10.1103/PhysRevD.98.114028 | BARI-TH/718-2018 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We analyze strong decays of excited charmed and beauty mesons into a light
vector meson, exploiting the effective field theory based on heavy quark (HQ)
symmetries for heavy mesons, and on the hidden gauge symmetry to incorporate
light vector mesons. HQ symmetries allow to classify the heavy mesons in spin
doublets, ... | [
{
"created": "Wed, 10 Oct 2018 12:58:40 GMT",
"version": "v1"
},
{
"created": "Wed, 9 Jan 2019 10:00:04 GMT",
"version": "v2"
}
] | 2019-01-10 | [
[
"Campanella",
"S.",
""
],
[
"Colangelo",
"P.",
""
],
[
"De Fazio",
"F.",
""
]
] | We analyze strong decays of excited charmed and beauty mesons into a light vector meson, exploiting the effective field theory based on heavy quark (HQ) symmetries for heavy mesons, and on the hidden gauge symmetry to incorporate light vector mesons. HQ symmetries allow to classify the heavy mesons in spin doublets, an... |
2104.05770 | Roberto Franceschini | Roberto Franceschini, Mario Greco | Higgs and BSM Physics at the future Muon Collider | prepared for a Special Issue "Physics Potential of the Muon Collider"
of "Symmetry" | null | null | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | We describe recent work on the physics of the Higgs boson at future muon
colliders. Starting from the low energy muon collider at the Higgs boson pole
we extend our discussion to the multi-TeV muon collider and outline the physics
case for such machines about the properties of the Higgs boson and physics
beyond the S... | [
{
"created": "Mon, 12 Apr 2021 18:59:59 GMT",
"version": "v1"
}
] | 2021-04-14 | [
[
"Franceschini",
"Roberto",
""
],
[
"Greco",
"Mario",
""
]
] | We describe recent work on the physics of the Higgs boson at future muon colliders. Starting from the low energy muon collider at the Higgs boson pole we extend our discussion to the multi-TeV muon collider and outline the physics case for such machines about the properties of the Higgs boson and physics beyond the Sta... |
1809.02369 | Hua-Sheng Shao | Hua-Sheng Shao | Boosting perturbative QCD stability in quarkonium production | 40 pages, 26 figures, 3 tables; v2: journal version, fix a few typos
fixed, add two figures, reorganize the figures | JHEP 01 (2019) 112 | 10.1007/JHEP01(2019)112 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The aim of this paper is to introduce a general way to stabilize the
perturbative QCD computations of heavy quarkonium production in the boosted or
high-momentum transferring region with tree-level generators only. Such an
approach is possible by properly taking into account the power-enhanced
perturbative contributi... | [
{
"created": "Fri, 7 Sep 2018 09:27:57 GMT",
"version": "v1"
},
{
"created": "Wed, 16 Jan 2019 14:55:06 GMT",
"version": "v2"
}
] | 2019-01-17 | [
[
"Shao",
"Hua-Sheng",
""
]
] | The aim of this paper is to introduce a general way to stabilize the perturbative QCD computations of heavy quarkonium production in the boosted or high-momentum transferring region with tree-level generators only. Such an approach is possible by properly taking into account the power-enhanced perturbative contribution... |
hep-ph/9905312 | Gerhard Buchalla | M. Beneke, G. Buchalla, M. Neubert, and C.T. Sachrajda | QCD Factorization for $B\to\pi\pi$ Decays: Strong Phases and CP
Violation in the Heavy Quark Limit | 6 pages, 1 figure | Phys.Rev.Lett.83:1914-1917,1999 | 10.1103/PhysRevLett.83.1914 | CERN-TH/99-126, SLAC-PUB-8146, SHEP 99/04 | hep-ph | null | We show that, in the heavy quark limit, the hadronic matrix elements that
enter $B$ meson decays into two light mesons can be computed from first
principles, including `non-factorizable' strong interaction corrections, and
expressed in terms of form factors and meson light-cone distribution
amplitudes. The convention... | [
{
"created": "Tue, 11 May 1999 23:16:38 GMT",
"version": "v1"
}
] | 2009-10-09 | [
[
"Beneke",
"M.",
""
],
[
"Buchalla",
"G.",
""
],
[
"Neubert",
"M.",
""
],
[
"Sachrajda",
"C. T.",
""
]
] | We show that, in the heavy quark limit, the hadronic matrix elements that enter $B$ meson decays into two light mesons can be computed from first principles, including `non-factorizable' strong interaction corrections, and expressed in terms of form factors and meson light-cone distribution amplitudes. The conventional... |
0911.0296 | Bernd-Jochen Schaefer | Jochen Wambach, Bernd-Jochen Schaefer, Mathias Wagner | QCD Thermodynamics: Confronting the Polyakov-Quark-Meson Model with
Lattice QCD | 10 pages, 4 figures, contributed to the proceedings of the EMMI
Workshop and XXVI Max Born Symposium at 09th-11th of July 2009 in Wroclaw,
Poland | Acta Phys.Polon.Supp.3:691-700,2010 | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | NJL-type effective models represent a low-energy realization of QCD and
incorporate pertinent aspects such as chiral symmetry and its spontaneous
breaking, the center symmetry in the heavy-quark limit as well as the axial
anomaly. One such model, the Polyakov-quark-meson model for three light quark
flavors, is introd... | [
{
"created": "Mon, 2 Nov 2009 15:09:27 GMT",
"version": "v1"
}
] | 2010-11-01 | [
[
"Wambach",
"Jochen",
""
],
[
"Schaefer",
"Bernd-Jochen",
""
],
[
"Wagner",
"Mathias",
""
]
] | NJL-type effective models represent a low-energy realization of QCD and incorporate pertinent aspects such as chiral symmetry and its spontaneous breaking, the center symmetry in the heavy-quark limit as well as the axial anomaly. One such model, the Polyakov-quark-meson model for three light quark flavors, is introduc... |
1405.0622 | Charlotte Strege | C. Strege, G. Bertone, G. J. Besjes, S. Caron, R. Ruiz de Austri, A.
Strubig and R. Trotta | Profile likelihood maps of a 15-dimensional MSSM | 52 pages, 21 figures, submitted to JHEP | null | 10.1007/JHEP09(2014)081 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present statistically convergent profile likelihood maps obtained via
global fits of a phenomenological Minimal Supersymmetric Standard Model with 15
free parameters (the MSSM-15), based on over 250M points. We derive constraints
on the model parameters from direct detection limits on dark matter, the Planck
relic... | [
{
"created": "Sat, 3 May 2014 21:20:19 GMT",
"version": "v1"
}
] | 2015-06-19 | [
[
"Strege",
"C.",
""
],
[
"Bertone",
"G.",
""
],
[
"Besjes",
"G. J.",
""
],
[
"Caron",
"S.",
""
],
[
"de Austri",
"R. Ruiz",
""
],
[
"Strubig",
"A.",
""
],
[
"Trotta",
"R.",
""
]
] | We present statistically convergent profile likelihood maps obtained via global fits of a phenomenological Minimal Supersymmetric Standard Model with 15 free parameters (the MSSM-15), based on over 250M points. We derive constraints on the model parameters from direct detection limits on dark matter, the Planck relic d... |
1906.10193 | Leonardo De Lima | Nayara Fonseca, Benedict von Harling, Leonardo de Lima and Camila S.
Machado | The Super-Planckian Axion Strikes Back | 5 pages + appendices, 1 figure | Phys. Rev. D 100, 105019 (2019) | 10.1103/PhysRevD.100.105019 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a novel framework for obtaining large hierarchies in axion decay
constants as well as trans-Planckian field excursions, with no need for tuning
or a large number of fields. We consider a model with two or more CFTs with a
common cutoff, that are linked by a gauged diagonal symmetry. This construction
is du... | [
{
"created": "Mon, 24 Jun 2019 19:36:15 GMT",
"version": "v1"
}
] | 2019-11-27 | [
[
"Fonseca",
"Nayara",
""
],
[
"von Harling",
"Benedict",
""
],
[
"de Lima",
"Leonardo",
""
],
[
"Machado",
"Camila S.",
""
]
] | We present a novel framework for obtaining large hierarchies in axion decay constants as well as trans-Planckian field excursions, with no need for tuning or a large number of fields. We consider a model with two or more CFTs with a common cutoff, that are linked by a gauged diagonal symmetry. This construction is dual... |
1012.4443 | Emerson Luna | E.G.S. Luna, A.A. Natale and A.L. dos Santos | QCD effective charge and the structure function $F_{2}$ at small-$x$ | 20 pages, 2 figures, references and remarks added, version to appear
in PLB | Phys.Lett.B698:52-58,2011 | 10.1016/j.physletb.2011.02.057 | null | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study infrared contributions to the QCD description of the HERA data on
the structure function $F_{2}$ within the \textit{generalized} DAS
approximation. We argue that this approximation is a natural one and consistent
with the phenomenon of dynamical mass generation in QCD. The investigation is
performed at next-... | [
{
"created": "Mon, 20 Dec 2010 19:11:44 GMT",
"version": "v1"
},
{
"created": "Fri, 11 Mar 2011 17:34:56 GMT",
"version": "v2"
}
] | 2011-03-28 | [
[
"Luna",
"E. G. S.",
""
],
[
"Natale",
"A. A.",
""
],
[
"Santos",
"A. L. dos",
""
]
] | We study infrared contributions to the QCD description of the HERA data on the structure function $F_{2}$ within the \textit{generalized} DAS approximation. We argue that this approximation is a natural one and consistent with the phenomenon of dynamical mass generation in QCD. The investigation is performed at next-to... |
1610.08603 | Matthew Klimek | Matthew D. Klimek | Ordered Kinematic Endpoints for 5-body Cascade Decays | 26 pages, 3 figures, 4 tables | null | 10.1007/JHEP12(2016)132 | UTTG-17-16 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present expressions for the kinematic endpoints of 5-body cascade decay
chains proceeding through all possible combinations of 2-body and 3-body
decays, with one stable invisible particle in the final decay stage. When an
invariant mass can be formed in multiple ways by choosing different final state
particles fro... | [
{
"created": "Thu, 27 Oct 2016 03:51:24 GMT",
"version": "v1"
}
] | 2017-02-01 | [
[
"Klimek",
"Matthew D.",
""
]
] | We present expressions for the kinematic endpoints of 5-body cascade decay chains proceeding through all possible combinations of 2-body and 3-body decays, with one stable invisible particle in the final decay stage. When an invariant mass can be formed in multiple ways by choosing different final state particles from ... |
hep-ph/0510314 | Zhi-Zhong Xing | Zhi-zhong Xing | Running CP-violating Phases of Majorana Neutrinos | PoS style 4 pages. Talk given at the International Europhysics
Conference on High Energy Physics, July 21st - 27th 2005, Lisboa, Portugal | null | null | null | hep-ph | null | Three CP-violating phases of the $3\times 3$ lepton flavor mixing matrix $V$,
denoted as $\delta$, $\rho$ and $\sigma$ in a useful phase convention, are
entangled with one another in the one-loop renormalization-group equations. We
show that $\delta =90^\circ$ at the electroweak scale ($\Lambda_{\rm EW} \sim
10^{2}$ ... | [
{
"created": "Mon, 24 Oct 2005 09:09:25 GMT",
"version": "v1"
}
] | 2009-04-25 | [
[
"Xing",
"Zhi-zhong",
""
]
] | Three CP-violating phases of the $3\times 3$ lepton flavor mixing matrix $V$, denoted as $\delta$, $\rho$ and $\sigma$ in a useful phase convention, are entangled with one another in the one-loop renormalization-group equations. We show that $\delta =90^\circ$ at the electroweak scale ($\Lambda_{\rm EW} \sim 10^{2}$ Ge... |
2104.07050 | Oscar Garcia-Montero | Oscar Garcia-Montero | Anomalous dilepton production from the Dirac sea in p+p collisions | 5 pages, 1 figure | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In a recent work from the ALICE collaboration an excess of relatively soft
dilepton pairs was reported in p+p collisions at $13$ TeV. In the report no
satisfactory explanation was found via standard bremsstrahlung computations. In
this letter, \textit{anomalous} dilepton pairs are produced non-perturbatively
from the... | [
{
"created": "Wed, 14 Apr 2021 18:01:28 GMT",
"version": "v1"
},
{
"created": "Tue, 27 Apr 2021 18:04:48 GMT",
"version": "v2"
}
] | 2021-04-29 | [
[
"Garcia-Montero",
"Oscar",
""
]
] | In a recent work from the ALICE collaboration an excess of relatively soft dilepton pairs was reported in p+p collisions at $13$ TeV. In the report no satisfactory explanation was found via standard bremsstrahlung computations. In this letter, \textit{anomalous} dilepton pairs are produced non-perturbatively from the b... |
1004.0296 | Tong Li | Tong Li, Wei Chao | Neutrino Masses, Dark Matter and B-L Symmetry at the LHC | 20 pages, 9 figures and 2 tables, revised version accepted for
publication in Nucl. Phys. B | Nucl.Phys.B843:396-412,2011 | 10.1016/j.nuclphysb.2010.10.004 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We establish a hybrid seesaw mechanism to explain small neutrino masses and
predict cold dark matter candidate in the context of the B-L gauge symmetry
extension of the Standard Model. In this model a new scalar doublet and two new
fermion singlets are introduced at loop-level beyond the minimal Type I seesaw.
The li... | [
{
"created": "Fri, 2 Apr 2010 07:00:01 GMT",
"version": "v1"
},
{
"created": "Mon, 18 Oct 2010 14:53:14 GMT",
"version": "v2"
}
] | 2015-03-13 | [
[
"Li",
"Tong",
""
],
[
"Chao",
"Wei",
""
]
] | We establish a hybrid seesaw mechanism to explain small neutrino masses and predict cold dark matter candidate in the context of the B-L gauge symmetry extension of the Standard Model. In this model a new scalar doublet and two new fermion singlets are introduced at loop-level beyond the minimal Type I seesaw. The ligh... |
1209.1097 | Matthew Reece | JiJi Fan and Matthew Reece | A Simple Recipe for the 111 and 128 GeV Lines | 5 pages, 3 figures; v2: slightly expanded discussion, to appear in
Phys Rev D | null | 10.1103/PhysRevD.88.035014 | null | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recently evidence for gamma ray lines at energies of approximately 111 and
128 GeV has been found in Fermi-LAT data from the center of the galaxy and from
unassociated point sources. Many explanations in terms of dark matter particle
pairs annihilating to gamma gamma and gamma Z have been suggested, but these
typical... | [
{
"created": "Wed, 5 Sep 2012 20:00:02 GMT",
"version": "v1"
},
{
"created": "Sat, 3 Aug 2013 18:06:32 GMT",
"version": "v2"
}
] | 2013-08-21 | [
[
"Fan",
"JiJi",
""
],
[
"Reece",
"Matthew",
""
]
] | Recently evidence for gamma ray lines at energies of approximately 111 and 128 GeV has been found in Fermi-LAT data from the center of the galaxy and from unassociated point sources. Many explanations in terms of dark matter particle pairs annihilating to gamma gamma and gamma Z have been suggested, but these typically... |
hep-ph/0502180 | Claude R. V. Bourrely | Claude Bourrely (CPT), Jacques Soffer (CPT), Franco Buccella (UNIV.
NAPLES) | The statistical parton distributions: status and prospects | 34 pages, 23 figures, references and figures added | Eur.Phys.J.C41:327-341,2005 | 10.1140/epjc/s2005-02205-2 | null | hep-ph | null | New experimental results on polarized structure functions, cross sections for
$e^{\pm}p$ neutral and charge current reactions and $\nu$ ($\bar{\nu}$) charge
current on isoscalar targets are compared with predictions using the
statistical parton distributions, which were previously determined. New data on
cross sectio... | [
{
"created": "Sat, 19 Feb 2005 13:52:00 GMT",
"version": "v1"
},
{
"created": "Fri, 18 Mar 2005 10:51:11 GMT",
"version": "v2"
}
] | 2011-09-13 | [
[
"Bourrely",
"Claude",
"",
"CPT"
],
[
"Soffer",
"Jacques",
"",
"CPT"
],
[
"Buccella",
"Franco",
"",
"UNIV.\n NAPLES"
]
] | New experimental results on polarized structure functions, cross sections for $e^{\pm}p$ neutral and charge current reactions and $\nu$ ($\bar{\nu}$) charge current on isoscalar targets are compared with predictions using the statistical parton distributions, which were previously determined. New data on cross sections... |
hep-ph/0606111 | Mauro Mezzetto | A.Blondel, A.Cervera-Villanueva, A.Donini, P.Huber, M.Mezzetto,
P.Strolin | Future neutrino oscillation facilities | Originally written for the CERN Strategy Group | Acta Phys.Polon.B37:2077-2113,2006 | null | null | hep-ph | null | The recent discovery that neutrinos have masses opens a wide new field of
experimentation. Accelerator-made neutrinos are essential in this program.
Ideas for future facilities include high intensity muon neutrino beams from
pion decay (`SuperBeam'), electron neutrino beams from nuclei decays (`Beta
Beam'), or muon a... | [
{
"created": "Fri, 9 Jun 2006 15:52:26 GMT",
"version": "v1"
}
] | 2016-09-06 | [
[
"Blondel",
"A.",
""
],
[
"Cervera-Villanueva",
"A.",
""
],
[
"Donini",
"A.",
""
],
[
"Huber",
"P.",
""
],
[
"Mezzetto",
"M.",
""
],
[
"Strolin",
"P.",
""
]
] | The recent discovery that neutrinos have masses opens a wide new field of experimentation. Accelerator-made neutrinos are essential in this program. Ideas for future facilities include high intensity muon neutrino beams from pion decay (`SuperBeam'), electron neutrino beams from nuclei decays (`Beta Beam'), or muon and... |
hep-ph/9703408 | Yu-Ping Kuang | Shu-Quan Nie, Yu-Ping Kuang, Qing Wang, Yu-Ping Yi | Nonperturbative Explanation of the Enhancement Factors in QCD Sum Rule
for the rho Meson | 17 pages in RevTex with 5 figures | Phys. Rev. D 56, 1489 (1997) | 10.1103/PhysRevD.56.1489 | TUIMP-TH-97/80 | hep-ph | null | Taking the sum rule for the rho meson as an example, we study the possibility
of explaining the phenomenological enhamcement factors for certain terms in the
vacuum expectation value of the operator product expansion in the QCD sum rule.
We take a QCD motivated extended Nambu-Jona-Lasinio (ENJL) model as the low
ener... | [
{
"created": "Tue, 25 Mar 1997 17:45:18 GMT",
"version": "v1"
},
{
"created": "Thu, 27 Mar 1997 01:47:42 GMT",
"version": "v2"
}
] | 2016-08-24 | [
[
"Nie",
"Shu-Quan",
""
],
[
"Kuang",
"Yu-Ping",
""
],
[
"Wang",
"Qing",
""
],
[
"Yi",
"Yu-Ping",
""
]
] | Taking the sum rule for the rho meson as an example, we study the possibility of explaining the phenomenological enhamcement factors for certain terms in the vacuum expectation value of the operator product expansion in the QCD sum rule. We take a QCD motivated extended Nambu-Jona-Lasinio (ENJL) model as the low energy... |
hep-ph/0604165 | Gerhard Ecker | Gerhard Ecker | Quantum Chromodynamics | 48 pages, 28 figures. Lectures given at the 2005 European School of
High-Energy Physics, Kitzbuehel, Austria, Aug. 21 - Sept. 3, 2005; to appear
in the Proceedings (CERN Yellow Report) | null | null | UWThPh-2006-9 | hep-ph hep-ex | null | After a brief historical review of the emergence of QCD as the quantum field
theory of strong interactions, the basic notions of colour and gauge invariance
are introduced leading to the QCD Lagrangian. The second lecture is devoted to
perturbative QCD, from tree-level processes to higher-order corrections in
renorma... | [
{
"created": "Wed, 19 Apr 2006 13:21:17 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Ecker",
"Gerhard",
""
]
] | After a brief historical review of the emergence of QCD as the quantum field theory of strong interactions, the basic notions of colour and gauge invariance are introduced leading to the QCD Lagrangian. The second lecture is devoted to perturbative QCD, from tree-level processes to higher-order corrections in renormali... |
0807.3701 | Kouhei Hasegawa | K. Hasegawa, S. Moch, P. Uwer | Automating dipole subtraction | Latex, 6 pages, 1 figure. To appear in the proceedings of `Loops and
Legs in Quantum Field Theory', April 2008, Sondershausen, Germany | Nucl.Phys.Proc.Suppl.183:268-273,2008 | 10.1016/j.nuclphysbps.2008.09.115 | DESY 08-102, TTP 08-31, SFB/CPP-08-52 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We report on automating the Catani-Seymour dipole subtraction which is a
general procedure to treat infrared divergences in real emission processes at
next-to-leading order in QCD. The automatization rests on three essential
steps: the creation of the dipole terms, the calculation of the color linked
squared Born mat... | [
{
"created": "Wed, 23 Jul 2008 15:40:05 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Hasegawa",
"K.",
""
],
[
"Moch",
"S.",
""
],
[
"Uwer",
"P.",
""
]
] | We report on automating the Catani-Seymour dipole subtraction which is a general procedure to treat infrared divergences in real emission processes at next-to-leading order in QCD. The automatization rests on three essential steps: the creation of the dipole terms, the calculation of the color linked squared Born matri... |
1304.5119 | Hamish Silverwood | Chiara Arina, Gianfranco Bertone and Hamish Silverwood | Complementarity of direct and indirect Dark Matter detection experiments | 16 pages, 5 figures. V2: matches version accepted for publication | null | 10.1103/PhysRevD.88.013002 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the prospects for reconstructing the mass, spin-independent
and spin-dependent cross-sections of Dark Matter particles with a combination
of future direct detection experiments such as XENON1T, and the IceCube
neutrino telescope in the 86-string configuration including the DeepCore array.
We quantify t... | [
{
"created": "Thu, 18 Apr 2013 13:23:29 GMT",
"version": "v1"
},
{
"created": "Mon, 1 Jul 2013 15:55:30 GMT",
"version": "v2"
}
] | 2013-08-09 | [
[
"Arina",
"Chiara",
""
],
[
"Bertone",
"Gianfranco",
""
],
[
"Silverwood",
"Hamish",
""
]
] | We investigate the prospects for reconstructing the mass, spin-independent and spin-dependent cross-sections of Dark Matter particles with a combination of future direct detection experiments such as XENON1T, and the IceCube neutrino telescope in the 86-string configuration including the DeepCore array. We quantify the... |
hep-ph/9309261 | Leandros Perivolaropoulos | Leandros Perivolaropoulos (Harvard-Smithsonian CfA) | Existence of Double Vortex Solutions | 10 pages plus 2 figures, use latex. To appear in Phys. Lett. B.
Preprint No. CfA-3702 | Phys.Lett. B316 (1993) 528-533 | 10.1016/0370-2693(93)91039-P | null | hep-ph astro-ph | null | We show analytically and numerically the existence of double vortex solutions
in two-Higgs systems. These solutions are generalizations of the \no vortices
and exist for all values of the parameters in the Lagrangians considered.
We derive analytically the asymptotic behavior of the solutions and confirm
it numeric... | [
{
"created": "Tue, 14 Sep 1993 15:19:26 GMT",
"version": "v1"
}
] | 2009-10-22 | [
[
"Perivolaropoulos",
"Leandros",
"",
"Harvard-Smithsonian CfA"
]
] | We show analytically and numerically the existence of double vortex solutions in two-Higgs systems. These solutions are generalizations of the \no vortices and exist for all values of the parameters in the Lagrangians considered. We derive analytically the asymptotic behavior of the solutions and confirm it numerically... |
1209.4081 | Shaouly Bar-Shalom | Michael Geller, Shaouly Bar-Shalom, Gad Eilam, Amarjit Soni | The 125 GeV Higgs in the context of four generations with 2 Higgs
doublets | 9 pages, 9 figures, version as published in PRD | null | 10.1103/PhysRevD.86.115008 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We interpret the recent discovery of a 125 GeV Higgs-like state in the
context of a two Higgs doublets model with a heavy 4th sequential generation of
fermions, in which one Higgs doublet couples only to the 4th generation
fermions, while the second doublet couples to the lighter fermions of the
1st-3rd families. Thi... | [
{
"created": "Tue, 18 Sep 2012 20:00:01 GMT",
"version": "v1"
},
{
"created": "Sun, 12 Jan 2014 20:03:10 GMT",
"version": "v2"
}
] | 2014-01-14 | [
[
"Geller",
"Michael",
""
],
[
"Bar-Shalom",
"Shaouly",
""
],
[
"Eilam",
"Gad",
""
],
[
"Soni",
"Amarjit",
""
]
] | We interpret the recent discovery of a 125 GeV Higgs-like state in the context of a two Higgs doublets model with a heavy 4th sequential generation of fermions, in which one Higgs doublet couples only to the 4th generation fermions, while the second doublet couples to the lighter fermions of the 1st-3rd families. This ... |
hep-ph/0105327 | Jonathan L. Rosner | Jonathan L. Rosner | Charmless Final States and S--D-wave mixing in the $\psi''$ | 11 pages, LaTeX, no figures, to be submitted to Phys. Rev. D. New
discussions and references added | Phys.Rev.D64:094002,2001 | 10.1103/PhysRevD.64.094002 | EFI 01-14 | hep-ph | null | The $\ppp = \psi(3770)$ resonance is expected to be mainly $c \bar
c(1^3D_1)$, but tensor forces and coupling to charmed particle pairs can mix it
with $\pp(2^3S_1)$ and other states. Implications of this mixing for decays of
$\ppp$ to non-charmed final states are discussed. (i) The ratio $\Gamma(\ppp
\to \gamma + \c... | [
{
"created": "Wed, 30 May 2001 20:44:57 GMT",
"version": "v1"
},
{
"created": "Tue, 5 Jun 2001 22:29:59 GMT",
"version": "v2"
}
] | 2014-11-17 | [
[
"Rosner",
"Jonathan L.",
""
]
] | The $\ppp = \psi(3770)$ resonance is expected to be mainly $c \bar c(1^3D_1)$, but tensor forces and coupling to charmed particle pairs can mix it with $\pp(2^3S_1)$ and other states. Implications of this mixing for decays of $\ppp$ to non-charmed final states are discussed. (i) The ratio $\Gamma(\ppp \to \gamma + \chi... |
hep-ph/0306166 | Jan van Leusen | L.M. Sehgal | Right-handed Electrons in Radiative Muon Decay | 8pages, 2 figures; v2: small correction in para (ii) of summary | Phys.Lett. B569 (2003) 25-29 | 10.1016/j.physletb.2003.07.016 | null | hep-ph | null | Electrons emitted in the radiative decay mu^- -> e^- anti-nu_e nu_mu gamma
have a significant probability of being right-handed, even in the limit m_e ->
0. Such ``wrong-helicity'' electrons, arising from helicity-flip
bremsstrahlung, contribute an amount alpha/(4 pi) Gamma_0 to the muon decay
width (Gamma_0 = G_F^2 ... | [
{
"created": "Wed, 18 Jun 2003 14:02:27 GMT",
"version": "v1"
},
{
"created": "Mon, 23 Jun 2003 10:39:36 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Sehgal",
"L. M.",
""
]
] | Electrons emitted in the radiative decay mu^- -> e^- anti-nu_e nu_mu gamma have a significant probability of being right-handed, even in the limit m_e -> 0. Such ``wrong-helicity'' electrons, arising from helicity-flip bremsstrahlung, contribute an amount alpha/(4 pi) Gamma_0 to the muon decay width (Gamma_0 = G_F^2 m^... |
1807.05876 | Stefan Dittmaier | Lukas Altenkamp, Michele Boggia, Stefan Dittmaier, Heidi Rzehak | Electroweak corrections in the Two-Higgs-Doublet Model and a Singlet
Extension of the Standard Model | 8 pages, 4 figures, to appear in the Proceedings of the conference
"Loops and Legs in Quantum Field Theory (LL2018)", 29 April 2018 - 04 May
2018, St. Goar, Germany. arXiv admin note: text overlap with arXiv:1802.00419 | null | null | FR-PHENO-2018-006 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present the next-to-leading-order calculation of the partial decay widths
of light CP-even Higgs bosons decaying into four fermions in the
Two-Higgs-Doublet Model and a Singlet Extension of the Standard Model.
Different renormalization schemes are applied in the calculation, which is
implemented into the analysis ... | [
{
"created": "Fri, 13 Jul 2018 13:36:52 GMT",
"version": "v1"
}
] | 2018-07-17 | [
[
"Altenkamp",
"Lukas",
""
],
[
"Boggia",
"Michele",
""
],
[
"Dittmaier",
"Stefan",
""
],
[
"Rzehak",
"Heidi",
""
]
] | We present the next-to-leading-order calculation of the partial decay widths of light CP-even Higgs bosons decaying into four fermions in the Two-Higgs-Doublet Model and a Singlet Extension of the Standard Model. Different renormalization schemes are applied in the calculation, which is implemented into the analysis to... |
hep-ph/9708435 | null | Keith G. Richardson, Michael C. Birse, Judith A. McGovern (University
of Manchester) | Renormalisation and power counting in effective field theories for
nucleon-nucleon scattering | 4 pages (RevTeX) | null | null | MC/TH 97/13 | hep-ph | null | The renormalisation of NN scattering in theories with zero-range interactions
is examined using a cut-off regularisation and taking the cut-off to infinity.
Inclusion of contact interactions that depend on energy as well as momentum
allows the effective range to be fitted to experiment with any desired sign or
magnit... | [
{
"created": "Fri, 22 Aug 1997 10:59:55 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Richardson",
"Keith G.",
"",
"University\n of Manchester"
],
[
"Birse",
"Michael C.",
"",
"University\n of Manchester"
],
[
"McGovern",
"Judith A.",
"",
"University\n of Manchester"
]
] | The renormalisation of NN scattering in theories with zero-range interactions is examined using a cut-off regularisation and taking the cut-off to infinity. Inclusion of contact interactions that depend on energy as well as momentum allows the effective range to be fitted to experiment with any desired sign or magnitud... |
hep-ph/0505147 | Redamy Perez Ramos | Redamy Perez Ramos (LPTHE) | Correlations between two particles in jets | 4 pages, 7 figures, Rencontres de Moriond 2005 "QCD and Hadronic
interactions" | null | null | null | hep-ph | null | We study the correlation between two soft particles in QCD jets. We extend
the Fong--Webber analysis to the region away from the hump in the single
inclusive energy spectrum and show that the correlation function should flatten
off and then decrease for large values of l=ln(1/x).
| [
{
"created": "Tue, 17 May 2005 07:11:10 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Ramos",
"Redamy Perez",
"",
"LPTHE"
]
] | We study the correlation between two soft particles in QCD jets. We extend the Fong--Webber analysis to the region away from the hump in the single inclusive energy spectrum and show that the correlation function should flatten off and then decrease for large values of l=ln(1/x). |
2006.16416 | Anna Hallin | Pouya Asadi, Anna Hallin, Jorge Martin Camalich, David Shih, Susanne
Westhoff | A Complete Framework for Tau Polarimetry in $B\to D^{(*)}\tau\nu$ Decays | 20 pages + appendices, 5 figures | null | 10.1103/PhysRevD.102.095028 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The meson decays $B\to D\tau\nu$ and $B\to D^* \tau \nu$ are sensitive probes
of the $b\to c\tau\nu$ transition. In this work we present a complete framework
to obtain the maximum information on the physics of $B\to D^{(*)}\tau\nu$ with
polarized $\tau$ leptons and unpolarized $D^{(*)}$ mesons. Focusing on the
hadron... | [
{
"created": "Mon, 29 Jun 2020 22:20:09 GMT",
"version": "v1"
}
] | 2020-12-30 | [
[
"Asadi",
"Pouya",
""
],
[
"Hallin",
"Anna",
""
],
[
"Camalich",
"Jorge Martin",
""
],
[
"Shih",
"David",
""
],
[
"Westhoff",
"Susanne",
""
]
] | The meson decays $B\to D\tau\nu$ and $B\to D^* \tau \nu$ are sensitive probes of the $b\to c\tau\nu$ transition. In this work we present a complete framework to obtain the maximum information on the physics of $B\to D^{(*)}\tau\nu$ with polarized $\tau$ leptons and unpolarized $D^{(*)}$ mesons. Focusing on the hadronic... |
2207.06798 | Monojit Ghosh | Deepak Raikwal, Sandhya Choubey, Monojit Ghosh | Determining Neutrino Mass Ordering with ICAL, JUNO and T2HK | 17 pages, 10 figures, 8 tables, Published in Eur. Phys. J. Plus | Eur. Phys. J. Plus 138 (2023), 110 | 10.1140/epjp/s13360-023-03697-9 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper we study the synergy among the future accelerator (T2HK),
future atmospheric (ICAL) and future reactor (JUNO) neutrino experiments to
determine the neutrino mass ordering. T2HK can measure the mass ordering only
for favorable values of $\delta_{\rm CP}$, whereas the mass ordering
sensitivity of JUNO is ... | [
{
"created": "Thu, 14 Jul 2022 10:23:07 GMT",
"version": "v1"
},
{
"created": "Mon, 6 Feb 2023 12:28:09 GMT",
"version": "v2"
}
] | 2023-02-07 | [
[
"Raikwal",
"Deepak",
""
],
[
"Choubey",
"Sandhya",
""
],
[
"Ghosh",
"Monojit",
""
]
] | In this paper we study the synergy among the future accelerator (T2HK), future atmospheric (ICAL) and future reactor (JUNO) neutrino experiments to determine the neutrino mass ordering. T2HK can measure the mass ordering only for favorable values of $\delta_{\rm CP}$, whereas the mass ordering sensitivity of JUNO is de... |
hep-ph/9609465 | Leutwyler Heinrich | H. Leutwyler (University of Bern and CERN) | Light Quark Effective Theory | 30 pages, 3 postscript figures | null | null | null | hep-ph | null | Lecture Notes, Summer School on Effective Theories and Fundamental
Interactions, Erice, 1996. The application of effective field theory methods to
the low energy structure of QCD is discussed. I emphasize the universal
structure of the corresponding effective Lagrangian and then discuss the
physics of the effective c... | [
{
"created": "Wed, 25 Sep 1996 10:03:43 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Leutwyler",
"H.",
"",
"University of Bern and CERN"
]
] | Lecture Notes, Summer School on Effective Theories and Fundamental Interactions, Erice, 1996. The application of effective field theory methods to the low energy structure of QCD is discussed. I emphasize the universal structure of the corresponding effective Lagrangian and then discuss the physics of the effective cou... |
hep-ph/0012282 | Christian Fischer | S. Ahlig, R. Alkofer, C. Fischer, M. Oettel, H. Reinhardt, and H.
Weigel | Production Processes as a Tool to Study Parameterizations of Quark
Confinement | 43 pages, Latex, 28 eps files included via epsfig; version to be
published in Physical Review D | Phys.Rev.D64:014004,2001 | 10.1103/PhysRevD.64.014004 | UNITU--THEP--18/2000 | hep-ph nucl-th | null | We introduce diquarks as separable correlations in the two-quark Green's
function to facilitate the description of baryons as relativistic three-quark
bound states. These states then emerge as solutions of Bethe-Salpeter equations
for quarks and diquarks that interact via quark exchange. When solving these
equations ... | [
{
"created": "Thu, 21 Dec 2000 09:51:47 GMT",
"version": "v1"
},
{
"created": "Fri, 16 Mar 2001 10:27:07 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Ahlig",
"S.",
""
],
[
"Alkofer",
"R.",
""
],
[
"Fischer",
"C.",
""
],
[
"Oettel",
"M.",
""
],
[
"Reinhardt",
"H.",
""
],
[
"Weigel",
"H.",
""
]
] | We introduce diquarks as separable correlations in the two-quark Green's function to facilitate the description of baryons as relativistic three-quark bound states. These states then emerge as solutions of Bethe-Salpeter equations for quarks and diquarks that interact via quark exchange. When solving these equations we... |
hep-ph/9301241 | null | P.Colangelo, F.De Fazio and G.Nardulli | Study of the Reactions $B \to D^* \pi \pi$ and $B \to D^* \rho \pi$ | 9 pages, LaTex, BARI-TH/92-131 | Phys.Lett. B303 (1993) 152-156 | 10.1016/0370-2693(93)90060-U | null | hep-ph | null | We evaluate the non leptonic decays $B \to D^* \pi \pi$ and $B \to D^* \rho
\pi$ in the limit of infinitely heavy quarks, assuming the dominance of
intermediate positive parity charmed resonances. We find that the branching
ratios are of the order $10^(-3)$.
| [
{
"created": "Fri, 15 Jan 1993 12:38:00 GMT",
"version": "v1"
}
] | 2009-10-22 | [
[
"Colangelo",
"P.",
""
],
[
"De Fazio",
"F.",
""
],
[
"Nardulli",
"G.",
""
]
] | We evaluate the non leptonic decays $B \to D^* \pi \pi$ and $B \to D^* \rho \pi$ in the limit of infinitely heavy quarks, assuming the dominance of intermediate positive parity charmed resonances. We find that the branching ratios are of the order $10^(-3)$. |
hep-ph/0005203 | Alessandro Strumia | Riccardo Barbieri and Alessandro Strumia | Relating m_Higgs to m_SUSY by a loop factor | 3 pages, 1 fig | Phys.Lett.B490:247-250,2000 | 10.1016/S0370-2693(00)00980-1 | IFUP-TH/2000-14 | hep-ph | null | We assume that the scale of the soft supersymmetry breaking masses, m_SUSY,
sliding at tree level, is fixed by the minimization of the potential, but
without a significant contribution of the cosmological term. Under these
assumptions the electroweak breaking scale gets related to m_SUSY by a loop
factor. Applied to ... | [
{
"created": "Fri, 19 May 2000 13:32:48 GMT",
"version": "v1"
}
] | 2009-10-09 | [
[
"Barbieri",
"Riccardo",
""
],
[
"Strumia",
"Alessandro",
""
]
] | We assume that the scale of the soft supersymmetry breaking masses, m_SUSY, sliding at tree level, is fixed by the minimization of the potential, but without a significant contribution of the cosmological term. Under these assumptions the electroweak breaking scale gets related to m_SUSY by a loop factor. Applied to sp... |
1205.5207 | Fl. Stancu | N. Matagne and Fl. Stancu | Highly excited negative parity baryons in the $1/N_c$ expansion | 15 pages, accepted for publication in Phys.Rev.D | null | 10.1103/PhysRevD.85.116003 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The masses of experimentally known highly excited baryons of negative parity
supposed to belong to the $[{\bf 70},\ell^-]$ multiplets ($\ell$ = 1,2,3) of
the $N = 3$ band are calculated in the $1/N_c$ expansion method to order
$1/N_c$ by using a procedure which allows to considerably reduce the number of
linearly ind... | [
{
"created": "Wed, 23 May 2012 15:32:23 GMT",
"version": "v1"
}
] | 2015-06-05 | [
[
"Matagne",
"N.",
""
],
[
"Stancu",
"Fl.",
""
]
] | The masses of experimentally known highly excited baryons of negative parity supposed to belong to the $[{\bf 70},\ell^-]$ multiplets ($\ell$ = 1,2,3) of the $N = 3$ band are calculated in the $1/N_c$ expansion method to order $1/N_c$ by using a procedure which allows to considerably reduce the number of linearly indep... |
1310.7901 | Aleksandra Drozd | Subhaditya Bhattacharya, Aleksandra Drozd, Bohdan Grzadkowski, Jose
Wudka | Constraints on Two-Component Dark Matter | 7 pages, 3 figures, contribution to the proceedings of the conference
"Matter To The Deepest, Recent Developments In Physics Of Fundamental
Interactions, XXXVII International Conference of Theoretical Physics" (1-6
September, Ustron, Poland), v2: typo in authors name corrected | Acta Phys.Polon. B44 (2013) 11, 2373-2379 | 10.5506/APhysPolB.44.2373 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study 'Higgs Portal' 2-component Dark Matter scenario with two interacting
cold Dark Matter (DM) candidates: a neutral scalar singlet ($\varphi$) and a
neutral Majorana fermion ($\nu$). The relic abundance of $\varphi$ and $\nu$ is
found assuming thermal DM production and solving the Boltzmann equations. We
scan o... | [
{
"created": "Tue, 29 Oct 2013 18:02:30 GMT",
"version": "v1"
},
{
"created": "Sun, 3 Aug 2014 12:25:06 GMT",
"version": "v2"
}
] | 2014-08-05 | [
[
"Bhattacharya",
"Subhaditya",
""
],
[
"Drozd",
"Aleksandra",
""
],
[
"Grzadkowski",
"Bohdan",
""
],
[
"Wudka",
"Jose",
""
]
] | We study 'Higgs Portal' 2-component Dark Matter scenario with two interacting cold Dark Matter (DM) candidates: a neutral scalar singlet ($\varphi$) and a neutral Majorana fermion ($\nu$). The relic abundance of $\varphi$ and $\nu$ is found assuming thermal DM production and solving the Boltzmann equations. We scan ove... |
1101.2071 | Eulogio Oset | E. Oset, D. Gamermann, R. Molina, J.M. Nieves, E. Ruiz Arriola, T.
Branz and Wei Hong Liang | The X(3872) and other X,Y,Z Resonances as Hidden Charm Meson-Meson
Molecules | Presented at the Charm2010 Workshop, Beijing, Oct. 2010 | null | 10.1142/S2010194511000523 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We report on some ideas concerning the nature of the X(3872) resonance and
the need for approximately equal charged and neutral components of $D \bar{D}^*
+cc$. Then we discuss how some hidden charm states are obtained from the
interaction between vector mesons with charm and can be associated to some of
the charmoni... | [
{
"created": "Tue, 11 Jan 2011 09:22:17 GMT",
"version": "v1"
}
] | 2015-05-27 | [
[
"Oset",
"E.",
""
],
[
"Gamermann",
"D.",
""
],
[
"Molina",
"R.",
""
],
[
"Nieves",
"J. M.",
""
],
[
"Arriola",
"E. Ruiz",
""
],
[
"Branz",
"T.",
""
],
[
"Liang",
"Wei Hong",
""
]
] | We report on some ideas concerning the nature of the X(3872) resonance and the need for approximately equal charged and neutral components of $D \bar{D}^* +cc$. Then we discuss how some hidden charm states are obtained from the interaction between vector mesons with charm and can be associated to some of the charmonium... |
0805.2202 | Yifei Zhang | Yifei Zhang | Identification of Bottom Contribution in Non-photonic Electron Spectra
and $v_2$ at RHIC | 7 pages,4 figures, 23rd Winter Workshop on Nuclear Dynamics | 23rd Winter Workshop on Nuclear Dynamics, EP Systema, Budapest,
ISBN 978 963 86934 2 6, 231, 2007 | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a study on the spectra for heavy flavor (charm and bottom) decayed
electrons in 200 GeV $p+p$ collisions and provide the relative contributions of
charm and bottom hadrons from the PYTHIA calculations. The results suggest that
the crossing point of the electron spectra from charm and bottom decays is
above... | [
{
"created": "Thu, 15 May 2008 03:06:03 GMT",
"version": "v1"
}
] | 2008-05-16 | [
[
"Zhang",
"Yifei",
""
]
] | We present a study on the spectra for heavy flavor (charm and bottom) decayed electrons in 200 GeV $p+p$ collisions and provide the relative contributions of charm and bottom hadrons from the PYTHIA calculations. The results suggest that the crossing point of the electron spectra from charm and bottom decays is above 7... |
2305.08525 | Rana Sumit | Sumit, Najmul Haque and Binoy Krishna Patra | QCD mesonic screening masses using Gribov quantization | null | Physics Letters B 845 (2023) 138143 | 10.1016/j.physletb.2023.138143 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | The screening masses of mesons provide a gauge invariant and definite order
parameter of chiral symmetry restoration. Different mesonic correlation lengths
for flavor non-singlets, at least up to NLO, are well-defined gauge invariant
physical quantities calculated earlier using the perturbative resummation
techniques... | [
{
"created": "Mon, 15 May 2023 10:32:27 GMT",
"version": "v1"
},
{
"created": "Thu, 31 Aug 2023 10:05:11 GMT",
"version": "v2"
}
] | 2023-09-04 | [
[
"Sumit",
"",
""
],
[
"Haque",
"Najmul",
""
],
[
"Patra",
"Binoy Krishna",
""
]
] | The screening masses of mesons provide a gauge invariant and definite order parameter of chiral symmetry restoration. Different mesonic correlation lengths for flavor non-singlets, at least up to NLO, are well-defined gauge invariant physical quantities calculated earlier using the perturbative resummation techniques. ... |
0812.1175 | Gustavo Gil da Silveira | M.B. Gay Ducati, G.G. Silveira | Higgs boson at LHC: a diffractive opportunity | 4 pages, 6 figures, contribution to the proceedings of "Diffraction
in High Energy Physics" [DIFFRACTION 2008], 9-14 Sep. 2008, La
Londe-les-Maures, France. Latex and AIP style file | null | 10.1063/1.3122174 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | An alternative process is presented for diffractive Higgs boson production in
peripheral $pp$ collisions, where the particles interact through the Double
Pomeron Exchange. The event rate is computed as a central-rapidity distribution
for Tevatron and LHC energies leading to a result around 0.6 pb, higher than
the pre... | [
{
"created": "Fri, 5 Dec 2008 16:41:25 GMT",
"version": "v1"
}
] | 2009-11-13 | [
[
"Ducati",
"M. B. Gay",
""
],
[
"Silveira",
"G. G.",
""
]
] | An alternative process is presented for diffractive Higgs boson production in peripheral $pp$ collisions, where the particles interact through the Double Pomeron Exchange. The event rate is computed as a central-rapidity distribution for Tevatron and LHC energies leading to a result around 0.6 pb, higher than the predi... |
1907.06037 | Tommaso Giani | Krzysztof Cichy, Luigi Del Debbio and Tommaso Giani | Parton distributions from lattice data: the nonsinglet case | 26 pages, 7 figures; added references, corrected typos | null | 10.1007/JHEP10(2019)137 | null | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We revise the relation between Parton Distribution Functions (PDFs) and
matrix elements computable from lattice QCD, focusing on the quasi-Parton
Distribution Functions (qPDFs) approach. We exploit the relation between PDFs
and qPDFs in the case of the unpolarized isovector parton distribution to
obtain a factorizati... | [
{
"created": "Sat, 13 Jul 2019 09:40:04 GMT",
"version": "v1"
},
{
"created": "Fri, 26 Jul 2019 19:21:07 GMT",
"version": "v2"
}
] | 2020-01-08 | [
[
"Cichy",
"Krzysztof",
""
],
[
"Del Debbio",
"Luigi",
""
],
[
"Giani",
"Tommaso",
""
]
] | We revise the relation between Parton Distribution Functions (PDFs) and matrix elements computable from lattice QCD, focusing on the quasi-Parton Distribution Functions (qPDFs) approach. We exploit the relation between PDFs and qPDFs in the case of the unpolarized isovector parton distribution to obtain a factorization... |
hep-ph/9706229 | Jean-Marc Virey | J. Soffer and J.-M. Virey | Testing various polarized parton distributions at RHIC | Latex file, 12 pages and 14 ps fig. One footnote and one reference
added | Nucl.Phys. B509 (1998) 297-311 | 10.1016/S0550-3213(97)00669-X | CPT-97/P.3495 | hep-ph | null | A very promising spin physics programme will be soon on the way at the BNL
Relativistic Heavy Ion Collider (RHIC). By studying the spin asymmetries for
various processes (single photon, single-jet and $W^{\pm}$ production), we will
compare the different predictions obtained using some sets of polarized parton
distrib... | [
{
"created": "Tue, 3 Jun 1997 14:18:52 GMT",
"version": "v1"
},
{
"created": "Fri, 6 Jun 1997 11:19:07 GMT",
"version": "v2"
}
] | 2009-10-30 | [
[
"Soffer",
"J.",
""
],
[
"Virey",
"J. -M.",
""
]
] | A very promising spin physics programme will be soon on the way at the BNL Relativistic Heavy Ion Collider (RHIC). By studying the spin asymmetries for various processes (single photon, single-jet and $W^{\pm}$ production), we will compare the different predictions obtained using some sets of polarized parton distribut... |
0705.2403 | Efrain J. Ferrer | Efrain J. Ferrer and Vivian de la Incera | Chromomagnetic Instability and Induced Magnetic Field in Neutral
Two-Flavor Color Superconductivity | Version to appear in PRD | Phys.Rev.D76:114012,2007 | 10.1103/PhysRevD.76.114012 | null | hep-ph astro-ph nucl-th | null | We find that the chromomagnetic instability existing in neutral two- flavor
color superconductivity at moderate densities is removed by the formation of an
inhomogeneous condensate of charged gluons and the corresponding induction of a
magnetic field. It is shown that this inhomogeneous ground state is
energetically ... | [
{
"created": "Wed, 16 May 2007 19:36:42 GMT",
"version": "v1"
},
{
"created": "Wed, 16 May 2007 23:03:06 GMT",
"version": "v2"
},
{
"created": "Mon, 15 Oct 2007 19:54:41 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Ferrer",
"Efrain J.",
""
],
[
"de la Incera",
"Vivian",
""
]
] | We find that the chromomagnetic instability existing in neutral two- flavor color superconductivity at moderate densities is removed by the formation of an inhomogeneous condensate of charged gluons and the corresponding induction of a magnetic field. It is shown that this inhomogeneous ground state is energetically fa... |
hep-ph/0109058 | Ulrich Haisch | Paolo Gambino and Ulrich Haisch | Complete electroweak matching for radiative B decays | 20 pages, 2 figures, uses amssymb.sty, amsmath.sty and feynarts.sty.
Minor changes | JHEP 0110 (2001) 020 | 10.1088/1126-6708/2001/10/020 | null | hep-ph | null | We compute the complete two-loop O(alpha) Wilson coefficients relevant for
radiative decays of the B meson in the SM. This is a necessary step in the
calculation of the O(alpha alpha_s^n ln^n m_b/M_W) corrections and improves on
our previous analysis of electroweak effects in B -> X_s gamma. We describe in
detail sev... | [
{
"created": "Fri, 7 Sep 2001 16:15:14 GMT",
"version": "v1"
},
{
"created": "Fri, 14 Sep 2001 13:47:38 GMT",
"version": "v2"
}
] | 2009-11-07 | [
[
"Gambino",
"Paolo",
""
],
[
"Haisch",
"Ulrich",
""
]
] | We compute the complete two-loop O(alpha) Wilson coefficients relevant for radiative decays of the B meson in the SM. This is a necessary step in the calculation of the O(alpha alpha_s^n ln^n m_b/M_W) corrections and improves on our previous analysis of electroweak effects in B -> X_s gamma. We describe in detail sever... |
2108.03550 | Rong Wang | Rong Wang, Wei Kou, Chengdong Han, Jarah Evslin, Xurong Chen | Proton and deuteron mass radii from near-threshold $\phi$-meson
photoproduction | 6 pages, 6 figures | Phys. Rev. D 104, 074033 (2021) | 10.1103/PhysRevD.104.074033 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We analyze the exclusive $\phi$-meson photoproduction on both hydrogen and
deuterium targets based on the published data of CLAS, SAPHIR and LEPS
collaborations. A dipole-form scalar gravitational form factor is applied to
describe the $|t|$-dependence of the differential cross section. Based on the
average of all th... | [
{
"created": "Sun, 8 Aug 2021 02:12:45 GMT",
"version": "v1"
},
{
"created": "Sat, 20 Nov 2021 15:48:54 GMT",
"version": "v2"
}
] | 2021-11-23 | [
[
"Wang",
"Rong",
""
],
[
"Kou",
"Wei",
""
],
[
"Han",
"Chengdong",
""
],
[
"Evslin",
"Jarah",
""
],
[
"Chen",
"Xurong",
""
]
] | We analyze the exclusive $\phi$-meson photoproduction on both hydrogen and deuterium targets based on the published data of CLAS, SAPHIR and LEPS collaborations. A dipole-form scalar gravitational form factor is applied to describe the $|t|$-dependence of the differential cross section. Based on the average of all the ... |
hep-ph/9706466 | Sheldon Stone | Sheldon Stone (Physics Dept. Syracuse University) | The Btev Program | null | null | 10.1142/9789814503952_0006 | HEPSY 97-01 | hep-ph | null | A brief description is given of BTeV a proposed program at the Fermilab
collider sited at the C0 intersection region. The main goals are measurement of
mixing, CP violation and rare decays in both the $b$ and charm systems. The
detector is a two arm forward-backward spectrometer capable of triggering on
detached vert... | [
{
"created": "Mon, 23 Jun 1997 19:23:04 GMT",
"version": "v1"
}
] | 2016-11-03 | [
[
"Stone",
"Sheldon",
"",
"Physics Dept. Syracuse University"
]
] | A brief description is given of BTeV a proposed program at the Fermilab collider sited at the C0 intersection region. The main goals are measurement of mixing, CP violation and rare decays in both the $b$ and charm systems. The detector is a two arm forward-backward spectrometer capable of triggering on detached vertic... |
hep-ph/0007319 | Carl E. Wolfe | C. E. Wolfe (1), K. Maltman (2) ((1) Nuclear Theory Center, Indiana
Univ., Bloomington, USA, (2) Dept. of Math and Stats, York Univ., Toronto,
Canada and CSSM, Univ. of Adelaide, Adelaide, Australia) | The Strong Isospin-Breaking Correction for the Gluonic Penguin
Contribution to epsilon'/epsilon at Next-to-Leading Order in the Chiral
Expansion | 12 pages, 1 figure | Phys.Rev.D63:014008,2001 | 10.1103/PhysRevD.63.014008 | IU/NTC 00-04 | hep-ph | null | The strong isospin-breaking correction, Omega_{st}, which appears in
estimates of the Standard Model value for the direct CP-violating ratio
epsilon'/epsilon, is evaluated to next-to-leading order (NLO) in the chiral
expansion using Chiral Perturbation Theory. The relevant linear combinations of
the unknown NLO CP-od... | [
{
"created": "Thu, 27 Jul 2000 18:44:57 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Wolfe",
"C. E.",
""
],
[
"Maltman",
"K.",
""
]
] | The strong isospin-breaking correction, Omega_{st}, which appears in estimates of the Standard Model value for the direct CP-violating ratio epsilon'/epsilon, is evaluated to next-to-leading order (NLO) in the chiral expansion using Chiral Perturbation Theory. The relevant linear combinations of the unknown NLO CP-odd ... |
2208.03510 | Simone Devoto | Simone Devoto | Two-loop mixed QCD-EW corrections to neutral current Drell-Yan | Contribution to the proceedings of "Loops and Legs in Quantum Field
Theory - LL2022, 25-30 April, 2022, Ettal, Germany | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We present the mixed QCD-EW two-loop virtual amplitudes for the neutral
current Drell-Yan production, one of the bottlenecks for the complete
calculation of the NNLO mixed QCD-EW corrections. We present the computational
details and the first steps towards their automation. We describe the
evaluation of all the relev... | [
{
"created": "Sat, 6 Aug 2022 12:45:46 GMT",
"version": "v1"
},
{
"created": "Tue, 16 Aug 2022 07:57:09 GMT",
"version": "v2"
}
] | 2022-08-17 | [
[
"Devoto",
"Simone",
""
]
] | We present the mixed QCD-EW two-loop virtual amplitudes for the neutral current Drell-Yan production, one of the bottlenecks for the complete calculation of the NNLO mixed QCD-EW corrections. We present the computational details and the first steps towards their automation. We describe the evaluation of all the relevan... |
hep-ph/9604449 | Neville Jones | Neville R. Jones and Dongsheng Liu | Radiative decays of heavy and light mesons in a quark triangle approach | 31 pages of RevTex, 5 figures, Postscript version available at
http://info.utas.edu.au/docs/physics/theory/Publications/9548.html, scheduled
to appear in Phys. Rev. D, vol 53, issue 11, 1996 | Phys.Rev. D53 (1996) 6334-6343 | 10.1103/PhysRevD.53.6334 | UTAS-PHYS-95-48 | hep-ph | null | The radiative meson decays $V\to P\gamma$ and $P\to \gamma\gamma$ are
analyzed using the quark triangle diagram. Experimental data yield well
determined estimates of the universal quark-antiquark-meson couplings
$g_{Vq\bar{q}'}$ and $g_{Pq\bar{q}'}$ for the light meson sector. Also
predictions for the ratios of neutr... | [
{
"created": "Tue, 30 Apr 1996 23:27:05 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Jones",
"Neville R.",
""
],
[
"Liu",
"Dongsheng",
""
]
] | The radiative meson decays $V\to P\gamma$ and $P\to \gamma\gamma$ are analyzed using the quark triangle diagram. Experimental data yield well determined estimates of the universal quark-antiquark-meson couplings $g_{Vq\bar{q}'}$ and $g_{Pq\bar{q}'}$ for the light meson sector. Also predictions for the ratios of neutral... |
1808.02501 | Adrian Dumitru | Adrian Dumitru, Gerald A. Miller, Raju Venugopalan | Extracting many-body color charge correlators in the proton from
exclusive DIS at large Bjorken x | 22 pages, 4 figures; v2: corrected LaTeX coding error; v3: corrected
a few typos, added some remarks on Odderon contribution to J/Psi production
and a few references, to appear in PRD | Phys. Rev. D 98, 094004 (2018) | 10.1103/PhysRevD.98.094004 | NT@UW-18-08 | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We construct a general QCD light front formalism to compute many-body color
charge correlators in the proton. These form factors can be extracted from
deeply inelastic scattering measurements of exclusive final states in analogy
to electromagnetic form factors extracted in elastic electron scattering
experiments. Par... | [
{
"created": "Tue, 7 Aug 2018 18:06:09 GMT",
"version": "v1"
},
{
"created": "Thu, 23 Aug 2018 16:46:38 GMT",
"version": "v2"
},
{
"created": "Mon, 15 Oct 2018 13:49:57 GMT",
"version": "v3"
}
] | 2018-11-12 | [
[
"Dumitru",
"Adrian",
""
],
[
"Miller",
"Gerald A.",
""
],
[
"Venugopalan",
"Raju",
""
]
] | We construct a general QCD light front formalism to compute many-body color charge correlators in the proton. These form factors can be extracted from deeply inelastic scattering measurements of exclusive final states in analogy to electromagnetic form factors extracted in elastic electron scattering experiments. Parti... |
hep-ph/0503298 | Shang-Yung Wang | C. N. Leung, S.-Y. Wang | Gauge Independence and Chiral Symmetry Breaking in a Strong Magnetic
Field | 10 pages, 1 eps figure, version to appear in Annals of Physics | AnnalsPhys.322:701-708,2007 | 10.1016/j.aop.2006.03.006 | null | hep-ph astro-ph cond-mat.mes-hall hep-th nucl-th | null | The gauge independence of the dynamical fermion mass generated through chiral
symmetry breaking in QED in a strong, constant external magnetic field is
critically examined. We present a (first, to the best of our knowledge)
consistent truncation of the Schwinger-Dyson equations in the lowest Landau
level approximatio... | [
{
"created": "Thu, 31 Mar 2005 16:54:31 GMT",
"version": "v1"
},
{
"created": "Wed, 6 Apr 2005 18:34:07 GMT",
"version": "v2"
},
{
"created": "Fri, 17 Mar 2006 00:35:16 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Leung",
"C. N.",
""
],
[
"Wang",
"S. -Y.",
""
]
] | The gauge independence of the dynamical fermion mass generated through chiral symmetry breaking in QED in a strong, constant external magnetic field is critically examined. We present a (first, to the best of our knowledge) consistent truncation of the Schwinger-Dyson equations in the lowest Landau level approximation.... |
hep-ph/9307214 | null | R. G. Leigh | The Strong CP Problem, String Theory and the Nelson-Barr Mechanism | preprint SCIPP 93/14; 10 pages, latex format, uses epsf.tex for 2
figures, submitted separately via `uufiles' | null | null | null | hep-ph | null | We review recent work on the strong CP problem in the context of realistic
string-inspired models. We discuss the various solutions, review the conjecture
that CP is generally a gauged discrete symmetry in string theory and then
consider models of the Nelson-Barr type. We note that squark non-degeneracy
spoils the Ne... | [
{
"created": "Fri, 2 Jul 1993 21:15:00 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Leigh",
"R. G.",
""
]
] | We review recent work on the strong CP problem in the context of realistic string-inspired models. We discuss the various solutions, review the conjecture that CP is generally a gauged discrete symmetry in string theory and then consider models of the Nelson-Barr type. We note that squark non-degeneracy spoils the Nels... |
hep-ph/0006340 | Ernest Ma | Ernest Ma (UC Riverside), G. Rajasekaran (IMSC, Madras), Utpal Sarkar
(PRL, Ahmedabad) | Light Sterile Neutrinos from Large Extra Dimensions | 10 pages, no figure, remarks and references added | Phys.Lett. B495 (2000) 363-368 | 10.1016/S0370-2693(00)01252-1 | UCRHEP-T281 | hep-ph | null | An experimentally verifiable Higgs-triplet model of neutrino masses from
large extra dimensions was recently proposed. We extend it to accomodate a
light sterile neutrino which also mixes with the three active neutrinos. A
previously proposed phenomenological model of four neutrinos (\underline {the
only viable such ... | [
{
"created": "Thu, 29 Jun 2000 17:32:42 GMT",
"version": "v1"
},
{
"created": "Wed, 19 Jul 2000 15:51:48 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Ma",
"Ernest",
"",
"UC Riverside"
],
[
"Rajasekaran",
"G.",
"",
"IMSC, Madras"
],
[
"Sarkar",
"Utpal",
"",
"PRL, Ahmedabad"
]
] | An experimentally verifiable Higgs-triplet model of neutrino masses from large extra dimensions was recently proposed. We extend it to accomodate a light sterile neutrino which also mixes with the three active neutrinos. A previously proposed phenomenological model of four neutrinos (\underline {the only viable such mo... |
2308.11248 | Hidetoshi Taya | Hidetoshi Taya, Charlie Ironside | Kramers-Kr\"onig approach to the electric permittivity of the vacuum in
a strong constant electric field | 27 pages, 6 figures; v2: references added, discussions improved, to
appear in Phys. Rev. D | null | null | RIKEN-iTHEMS-Report-23 | hep-ph hep-th physics.optics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the electric permittivity of the QED vacuum in the presence of a
strong constant electric field, motivated by the analogy between the
dynamically-assisted Schwinger effect in strong-field QED and the Franz-Keldysh
effect in semiconductor physics. We develop a linear-response theory based on
the non-equilibri... | [
{
"created": "Tue, 22 Aug 2023 07:44:43 GMT",
"version": "v1"
},
{
"created": "Fri, 27 Oct 2023 15:01:25 GMT",
"version": "v2"
}
] | 2023-10-30 | [
[
"Taya",
"Hidetoshi",
""
],
[
"Ironside",
"Charlie",
""
]
] | We study the electric permittivity of the QED vacuum in the presence of a strong constant electric field, motivated by the analogy between the dynamically-assisted Schwinger effect in strong-field QED and the Franz-Keldysh effect in semiconductor physics. We develop a linear-response theory based on the non-equilibrium... |
1608.07903 | Hong-Shi Zong | Wenkai Fan, Xiaofeng Luo and Hong-Shi Zong | Susceptibilities of Conserved Charges within a Modified
Nambu-Jona-Lasinio Model | 8 pages, 10 figures, 45 references | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We evaluate the $2$nd to $4$th order baryon, charge and strangeness
susceptibilities near a chiral critical point using the Nambu--Jona--Lasinio
model under different temperature and baryon chemical potential. Baryon number
susceptibilities are found to be of the greatest magnitude, offering the
strongest signal. Whe... | [
{
"created": "Mon, 29 Aug 2016 03:32:31 GMT",
"version": "v1"
},
{
"created": "Tue, 6 Sep 2016 08:56:22 GMT",
"version": "v2"
},
{
"created": "Sun, 25 Sep 2016 06:33:44 GMT",
"version": "v3"
},
{
"created": "Tue, 20 Dec 2016 09:51:20 GMT",
"version": "v4"
}
] | 2016-12-21 | [
[
"Fan",
"Wenkai",
""
],
[
"Luo",
"Xiaofeng",
""
],
[
"Zong",
"Hong-Shi",
""
]
] | We evaluate the $2$nd to $4$th order baryon, charge and strangeness susceptibilities near a chiral critical point using the Nambu--Jona--Lasinio model under different temperature and baryon chemical potential. Baryon number susceptibilities are found to be of the greatest magnitude, offering the strongest signal. Where... |
2405.06040 | Arpita Mondal | Arghya Choudhury, Arpita Mondal, Subhadeep Sarkar | Searches for the BSM scenarios at the LHC using decision tree based
machine learning algorithms: A comparative study and review of Random Forest,
Adaboost, XGboost and LightGBM frameworks | 62 pages, 26 figures, 9 tables | null | null | null | hep-ph hep-ex physics.comp-ph | http://creativecommons.org/licenses/by/4.0/ | Machine learning algorithms are now being extensively used in our daily
lives, spanning across diverse industries as well as academia. In the field of
high energy physics (HEP), the most common and challenging task is separating a
rare signal from a much larger background. The boosted decision tree (BDT)
algorithm ha... | [
{
"created": "Thu, 9 May 2024 18:19:36 GMT",
"version": "v1"
}
] | 2024-05-14 | [
[
"Choudhury",
"Arghya",
""
],
[
"Mondal",
"Arpita",
""
],
[
"Sarkar",
"Subhadeep",
""
]
] | Machine learning algorithms are now being extensively used in our daily lives, spanning across diverse industries as well as academia. In the field of high energy physics (HEP), the most common and challenging task is separating a rare signal from a much larger background. The boosted decision tree (BDT) algorithm has ... |
hep-ph/9401357 | null | Brian H. Smith and M.B. Voloshin | On normalization of QCD effects in $O(m_t^2)$ electroweak corrections | LaTeX, 10 pages + 1 figure (appended as a PostScript file) | Phys.Rev. D51 (1995) 5251-5255 | 10.1103/PhysRevD.51.5251 | TPI-MINN-94/5-T, UMN-TH-1241/94 | hep-ph | null | We point out that, contrary to some recent claims, there is no intrinsic
long-distance uncertainty in perturbative calculation of the QCD effects in the
$t \tb$ and $t \bb$ loops giving the electroweak corrections proportional to
$m_t^2$. If these corrections are expressed in terms of the ``on-shell" mass
$m_t$, the ... | [
{
"created": "Mon, 31 Jan 1994 23:30:57 GMT",
"version": "v1"
},
{
"created": "Thu, 3 Feb 1994 20:18:56 GMT",
"version": "v2"
}
] | 2009-10-28 | [
[
"Smith",
"Brian H.",
""
],
[
"Voloshin",
"M. B.",
""
]
] | We point out that, contrary to some recent claims, there is no intrinsic long-distance uncertainty in perturbative calculation of the QCD effects in the $t \tb$ and $t \bb$ loops giving the electroweak corrections proportional to $m_t^2$. If these corrections are expressed in terms of the ``on-shell" mass $m_t$, the on... |
1704.00881 | Arindam Das | Arindam Das, Yu Gao, Teruki Kamon | Heavy Neutrino Search via the Higgs boson at the LHC | 22 pages, 7 Figures, updated analysis, model part extended, matched
journal version in EPJC | Eur.Phys.J. C79 (2019) no.5, 424 | 10.1140/epjc/s10052-019-6937-7 | WSU-HEP-1706, MI-TH-1748 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the inverse see-saw model the effective neutrino Yukawa couplings can be
sizable due to a large mixing angle between the light $(\nu)$and heavy
neutrinos $(N)$. When the right handed neutrino $(N)$ can be lighter than the
Standard Model (SM) Higgs boson $(h)$. It can be produced via the on-shell
decay of the Higgs... | [
{
"created": "Tue, 4 Apr 2017 06:00:57 GMT",
"version": "v1"
},
{
"created": "Mon, 27 May 2019 19:30:06 GMT",
"version": "v2"
}
] | 2019-05-29 | [
[
"Das",
"Arindam",
""
],
[
"Gao",
"Yu",
""
],
[
"Kamon",
"Teruki",
""
]
] | In the inverse see-saw model the effective neutrino Yukawa couplings can be sizable due to a large mixing angle between the light $(\nu)$and heavy neutrinos $(N)$. When the right handed neutrino $(N)$ can be lighter than the Standard Model (SM) Higgs boson $(h)$. It can be produced via the on-shell decay of the Higgs, ... |
2402.18497 | Alan Hern\'andez | A. I. Hern\'andez-Ju\'arez, R. Gait\'an, G. Tavares-Velasco | Polarized and unpolarized off-shell $H^\ast\to ZZ\rightarrow 4\ell$
decay above the $2m_Z$ threshold | To be published in Chinese Physics C | null | 10.1088/1674-1137/ad62de | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | An analysis of the off-shell $H^\ast\rightarrow ZZ \rightarrow
\overline{\ell}_1\ell_1\overline{\ell}_2\ell_2$ decay width is presented for
both unpolarized and polarized $Z$ gauge bosons in the scenario with the most
general $H^*ZZ$ vertex function, which is given in terms of two $CP$-even
($\hat b_Z$ and $\hat c_Z$... | [
{
"created": "Wed, 28 Feb 2024 17:26:36 GMT",
"version": "v1"
},
{
"created": "Mon, 8 Jul 2024 17:49:57 GMT",
"version": "v2"
}
] | 2024-07-23 | [
[
"Hernández-Juárez",
"A. I.",
""
],
[
"Gaitán",
"R.",
""
],
[
"Tavares-Velasco",
"G.",
""
]
] | An analysis of the off-shell $H^\ast\rightarrow ZZ \rightarrow \overline{\ell}_1\ell_1\overline{\ell}_2\ell_2$ decay width is presented for both unpolarized and polarized $Z$ gauge bosons in the scenario with the most general $H^*ZZ$ vertex function, which is given in terms of two $CP$-even ($\hat b_Z$ and $\hat c_Z$) ... |
2108.10106 | Manas Mohapatra | Manas K. Mohapatra, N Rajeev, Rupak Dutta | Combined analysis of $B_c \to D_s^{(*)}\,\mu ^+ \mu ^-$ and $B_c \to
D_s^{(*)}\, \nu \bar{\nu}$ decays within $Z^{\prime}$ and leptoquark new
physics models | Matches with the published version | null | 10.1103/PhysRevD.105.115022 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We investigate the exclusive rare semileptonic decays $ B_c \to
D_{s}^{(*)}\,(\ell \ell, \nu \bar{\nu})$ induced by neutral current transition
$b \to s (\ell \ell,\nu \bar{\nu})$ in the presence of non-universal
$Z^{\prime}$, scalar and vector leptoquark new physics models. We constrain the
new physics parameter spac... | [
{
"created": "Mon, 23 Aug 2021 12:21:29 GMT",
"version": "v1"
},
{
"created": "Sun, 23 Jul 2023 11:22:49 GMT",
"version": "v2"
}
] | 2023-07-25 | [
[
"Mohapatra",
"Manas K.",
""
],
[
"Rajeev",
"N",
""
],
[
"Dutta",
"Rupak",
""
]
] | We investigate the exclusive rare semileptonic decays $ B_c \to D_{s}^{(*)}\,(\ell \ell, \nu \bar{\nu})$ induced by neutral current transition $b \to s (\ell \ell,\nu \bar{\nu})$ in the presence of non-universal $Z^{\prime}$, scalar and vector leptoquark new physics models. We constrain the new physics parameter space ... |
hep-ph/0304087 | Leonid Glozman | L.Ya. Glozman | Chiral and U(1)_A restorations high in the hadron spectrum and the
semiclassical approximation | 4 pages, LaTeX | null | null | null | hep-ph nucl-th | null | In quantum systems with large $n$ (radial quantum number) or large angular
momentum the semiclassical (WKB) approximation is valid. A physical content of
the semiclassical approximation is that the quantum fluctuations effects are
suppressed and vanish asymptotically. The chiral as well as $U(1)_A$ breakings
in QCD i... | [
{
"created": "Wed, 9 Apr 2003 09:34:54 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Glozman",
"L. Ya.",
""
]
] | In quantum systems with large $n$ (radial quantum number) or large angular momentum the semiclassical (WKB) approximation is valid. A physical content of the semiclassical approximation is that the quantum fluctuations effects are suppressed and vanish asymptotically. The chiral as well as $U(1)_A$ breakings in QCD is ... |
hep-ph/9610415 | Gert Aarts | Gert Aarts (Utrecht University), Jan Smit (Utrecht University,
University of Amsterdam) | Finiteness of Hot Classical Scalar Field Theory and the Plasmon Damping
Rate | 11 pages, 4 eps figures, minor typographic corrections and two
references added | Phys.Lett. B393 (1997) 395-402 | 10.1016/S0370-2693(96)01624-3 | THU-96-37, ITFA-96-43 | hep-ph hep-th | null | We investigate the renormalizability of the classical $\phi^4$ theory at
finite temperature. We calculate the time-dependent two point function to two
loop order and show that it can be rendered finite by the counterterms of the
classical static theory. As an application the classical plasmon damping rate
is found to... | [
{
"created": "Fri, 18 Oct 1996 15:09:38 GMT",
"version": "v1"
},
{
"created": "Wed, 11 Dec 1996 14:11:28 GMT",
"version": "v2"
}
] | 2009-10-30 | [
[
"Aarts",
"Gert",
"",
"Utrecht University"
],
[
"Smit",
"Jan",
"",
"Utrecht University,\n University of Amsterdam"
]
] | We investigate the renormalizability of the classical $\phi^4$ theory at finite temperature. We calculate the time-dependent two point function to two loop order and show that it can be rendered finite by the counterterms of the classical static theory. As an application the classical plasmon damping rate is found to b... |
hep-ph/9907252 | Vicente Pleitez | V. Pleitez | Direct CP violation in semi-leptonic and leptonic decays | 7 pages, Revtex, 3 eps figures | null | null | IFT-P.055/99 | hep-ph | null | We show that direct CP violation in semi-leptonic and leptonic decays can
occur in multi-Higgs doublet extensions of the electroweak standard model with
flavor changing neutral currents. For pion and lepton decays these $CP$
violating effects cannot be constrained directly by experimental data since up
to now the bra... | [
{
"created": "Tue, 6 Jul 1999 13:13:13 GMT",
"version": "v1"
},
{
"created": "Thu, 14 Dec 2000 20:37:49 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Pleitez",
"V.",
""
]
] | We show that direct CP violation in semi-leptonic and leptonic decays can occur in multi-Higgs doublet extensions of the electroweak standard model with flavor changing neutral currents. For pion and lepton decays these $CP$ violating effects cannot be constrained directly by experimental data since up to now the branc... |
2104.12689 | Bin Yan | Ke-Pan Xie and Bin Yan | Probing the electroweak symmetry breaking with Higgs production at the
LHC | 5 pages, 7 figures, published version | null | 10.1016/j.physletb.2021.136515 | LA-UR-21-24074 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The electroweak symmetry breaking (EWSB) mechanism is still an undecided
question in particle physics. We propose to utilize the single top quark and
Higgs associated production ($th$), $Zh$ production via gluon fusion at the LHC
to probe the couplings between the Higgs and the gauge bosons and further to
test the EW... | [
{
"created": "Mon, 26 Apr 2021 16:28:14 GMT",
"version": "v1"
},
{
"created": "Thu, 15 Jul 2021 23:28:01 GMT",
"version": "v2"
}
] | 2021-07-19 | [
[
"Xie",
"Ke-Pan",
""
],
[
"Yan",
"Bin",
""
]
] | The electroweak symmetry breaking (EWSB) mechanism is still an undecided question in particle physics. We propose to utilize the single top quark and Higgs associated production ($th$), $Zh$ production via gluon fusion at the LHC to probe the couplings between the Higgs and the gauge bosons and further to test the EWSB... |
2007.03662 | Joe Davighi | Joe Davighi, Matthew McCullough, Joseph Tooby-Smith | Undulating Dark Matter | 10 pages, 3 figures | null | 10.1007/JHEP11(2020)120 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We suggest that an interplay between microscopic and macroscopic physics can
give rise to dark matter (DM) whose interactions with the visible sector
fundamentally undulate in time, independent of celestial dynamics. A concrete
example is provided by fermionic DM with an electric dipole moment (EDM)
sourced by an osc... | [
{
"created": "Tue, 7 Jul 2020 17:50:53 GMT",
"version": "v1"
}
] | 2020-12-30 | [
[
"Davighi",
"Joe",
""
],
[
"McCullough",
"Matthew",
""
],
[
"Tooby-Smith",
"Joseph",
""
]
] | We suggest that an interplay between microscopic and macroscopic physics can give rise to dark matter (DM) whose interactions with the visible sector fundamentally undulate in time, independent of celestial dynamics. A concrete example is provided by fermionic DM with an electric dipole moment (EDM) sourced by an oscil... |
1210.2331 | Christian Schubert | Naser Ahmadiniaz, Christian Schubert | A covariant representation of the Ball-Chiu vertex | 32 pages, 1 figure, final revised version (calculation of the
two-point functions included, minor corrections, references added) | Nuclear Physics B 869 (2013) 417-439 | 10.1016/j.nuclphysb.2012.12.019 | Preprint AEI-2012-104 | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In nonabelian gauge theory the three-gluon vertex function contains important
structural information, in particular on infrared divergences, and is also an
essential ingredient in the Schwinger-Dyson equations. Much effort has gone
into analyzing its general structure, and at the one-loop level also a number
of expli... | [
{
"created": "Mon, 8 Oct 2012 16:28:54 GMT",
"version": "v1"
},
{
"created": "Sat, 26 Jan 2013 15:00:51 GMT",
"version": "v2"
}
] | 2015-06-11 | [
[
"Ahmadiniaz",
"Naser",
""
],
[
"Schubert",
"Christian",
""
]
] | In nonabelian gauge theory the three-gluon vertex function contains important structural information, in particular on infrared divergences, and is also an essential ingredient in the Schwinger-Dyson equations. Much effort has gone into analyzing its general structure, and at the one-loop level also a number of explici... |
1904.08744 | Ju Wan-Li | Wan-Li Ju and Li Lin Yang | Resummation of soft and Coulomb corrections for $t\bar{t}h$ production
at the LHC | null | null | 10.1007/JHEP06(2019)050 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper, a combined resummation of soft and Coulomb corrections is
performed for the associated production of the Higgs boson with a top quark
pair at the LHC. We illustrate the similarities and critical differences
between this process and the $t\bar{t}$ production process. We show that up to
the next-to-leadi... | [
{
"created": "Thu, 18 Apr 2019 13:02:49 GMT",
"version": "v1"
}
] | 2019-07-24 | [
[
"Ju",
"Wan-Li",
""
],
[
"Yang",
"Li Lin",
""
]
] | In this paper, a combined resummation of soft and Coulomb corrections is performed for the associated production of the Higgs boson with a top quark pair at the LHC. We illustrate the similarities and critical differences between this process and the $t\bar{t}$ production process. We show that up to the next-to-leading... |
hep-ph/0406020 | Gerhart Seidl | S. Gabriel, S. Nandi, and G. Seidl (Oklahoma State University) | 6D Higgsless Standard Model | 15 pages, 3 figures, discussion of fermion masses added, comment on
scalar degrees of freedom included, references added | Phys.Lett. B603 (2004) 74 | 10.1016/j.physletb.2004.10.009 | OSU-HEP-04-06 | hep-ph | null | We present a 6D Higgsless Standard Model with a realistic gauge sector. The
model uses only the Standard Model gauge group SU(2)xU(1) with the gauge bosons
propagating in flat extra dimensions which are compactified on a rectangle. The
electroweak symmetry is broken by boundary conditions, and the correct
splitting b... | [
{
"created": "Tue, 1 Jun 2004 19:43:09 GMT",
"version": "v1"
},
{
"created": "Fri, 11 Jun 2004 19:45:25 GMT",
"version": "v2"
},
{
"created": "Wed, 8 Sep 2004 23:38:58 GMT",
"version": "v3"
},
{
"created": "Mon, 4 Oct 2004 19:29:22 GMT",
"version": "v4"
}
] | 2010-04-05 | [
[
"Gabriel",
"S.",
"",
"Oklahoma State University"
],
[
"Nandi",
"S.",
"",
"Oklahoma State University"
],
[
"Seidl",
"G.",
"",
"Oklahoma State University"
]
] | We present a 6D Higgsless Standard Model with a realistic gauge sector. The model uses only the Standard Model gauge group SU(2)xU(1) with the gauge bosons propagating in flat extra dimensions which are compactified on a rectangle. The electroweak symmetry is broken by boundary conditions, and the correct splitting bet... |
2305.00069 | Benedetta Belfatto | Benedetta Belfatto, Zurab Berezhiani | Minimally modified Fritzsch texture for quark masses and CKM mixing | null | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Standard Model does not constrain the form of the Yukawa matrices and
thus the origin of fermion mass hierarchies and mixing pattern remains
puzzling. On the other hand, there are intriguing relations between fermion
masses and mixing angles which may point towards specific textures of Yukawa
matrices. One of the... | [
{
"created": "Fri, 28 Apr 2023 19:47:36 GMT",
"version": "v1"
}
] | 2023-05-02 | [
[
"Belfatto",
"Benedetta",
""
],
[
"Berezhiani",
"Zurab",
""
]
] | The Standard Model does not constrain the form of the Yukawa matrices and thus the origin of fermion mass hierarchies and mixing pattern remains puzzling. On the other hand, there are intriguing relations between fermion masses and mixing angles which may point towards specific textures of Yukawa matrices. One of the c... |
hep-ph/0701262 | Mei Huang | Mei Huang | Unconventional Color Superconductor | 4 pages, to appear in the proceedings of the 19th International
Conference on Ultrarelativistic Nucleus-Nucleus Collisions: Quark Matter 2006
(QM 2006), Shanghai, China, 14-20 Nov 2006 | J.Phys.G34:S659-662,2007 | 10.1088/0954-3899/34/8/S67 | null | hep-ph | null | Superfluidity or superconductivity with mismatched Fermi momenta appears in
many systems such as charge neutral dense quark matter, asymmetric nuclear
matter, and in imbalanced cold atomic gases. The mismatch plays the role of
breaking the Cooper pairing, and the pair-breaking state cannot be properly
described in th... | [
{
"created": "Wed, 31 Jan 2007 03:40:07 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Huang",
"Mei",
""
]
] | Superfluidity or superconductivity with mismatched Fermi momenta appears in many systems such as charge neutral dense quark matter, asymmetric nuclear matter, and in imbalanced cold atomic gases. The mismatch plays the role of breaking the Cooper pairing, and the pair-breaking state cannot be properly described in the ... |
hep-ph/0311078 | Sannino Francesco | Agnes Mocsy, Francesco Sannino and Kimmo Tuominen | Confinement, Chiral Symmetry and Hadrons | Presented at the Institute for Particle Physics Phenomenology Light
Cone Workshop, Hadrons and Beyond (LC03), Grey College, University of Durham,
5-9 August 2003 | null | null | null | hep-ph | null | The Polyakov loop is the appropriate deconfinement order parameter for
Yang-Mills theories without quarks or with quarks in the adjoint representation
of the gauge group. However it is not a physical state of the theory so the
information regarding the center group symmetry must be transferred to the
physical states.... | [
{
"created": "Thu, 6 Nov 2003 13:13:54 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Mocsy",
"Agnes",
""
],
[
"Sannino",
"Francesco",
""
],
[
"Tuominen",
"Kimmo",
""
]
] | The Polyakov loop is the appropriate deconfinement order parameter for Yang-Mills theories without quarks or with quarks in the adjoint representation of the gauge group. However it is not a physical state of the theory so the information regarding the center group symmetry must be transferred to the physical states. W... |
hep-ph/0202122 | Alexander Dolgov | A.D. Dolgov | Neutrinos in cosmology | 379 pages, 29 figures, to be published in Phys. Repts Criticism,
comments, and suggestions are taken into account; 1 figure and about 40
references are added | Phys.Rept. 370 (2002) 333-535 | 10.1016/S0370-1573(02)00139-4 | INFN-FE, 13 Feb, 2002 | hep-ph astro-ph | null | Cosmological implications of neutrinos are reviewed. The following subjects
are discussed at a different level of scrutiny: cosmological limits on neutrino
mass, neutrinos and primordial nucleosynthesis, cosmological constraints on
unstable neutrinos, lepton asymmetry of the universe, impact of neutrinos on
cosmic mi... | [
{
"created": "Wed, 13 Feb 2002 15:46:20 GMT",
"version": "v1"
},
{
"created": "Fri, 19 Apr 2002 20:15:29 GMT",
"version": "v2"
}
] | 2009-11-07 | [
[
"Dolgov",
"A. D.",
""
]
] | Cosmological implications of neutrinos are reviewed. The following subjects are discussed at a different level of scrutiny: cosmological limits on neutrino mass, neutrinos and primordial nucleosynthesis, cosmological constraints on unstable neutrinos, lepton asymmetry of the universe, impact of neutrinos on cosmic micr... |
hep-ph/0007307 | Georg Weiglein | S. Heinemeyer and G. Weiglein | Higgs-mass predictions and electroweak precision observables in the
Standard Model and the MSSM | 7 pages, 6 figures, to appear in the proceedings of the 5th Zeuthen
Workshop on Elementary Particle Theory ``Loops and Legs in Quantum Field
Theory'', Bastei/K\"onigstein, April 9-14, 2000 | Nucl.Phys.Proc.Suppl. 89 (2000) 216-221 | 10.1016/S0920-5632(00)00846-X | CERN-TH/2000-225, DESY 00-108 | hep-ph | null | Higher-order results for electroweak precision observables in the Standard
Model are analyzed in view of the experimental accuracies achievable at the
present and the next generation of colliders, and the indirect prediction of
the Higgs-boson mass from the precision data is discussed. Within the MSSM,
two-loop resul... | [
{
"created": "Wed, 26 Jul 2000 21:28:04 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Heinemeyer",
"S.",
""
],
[
"Weiglein",
"G.",
""
]
] | Higher-order results for electroweak precision observables in the Standard Model are analyzed in view of the experimental accuracies achievable at the present and the next generation of colliders, and the indirect prediction of the Higgs-boson mass from the precision data is discussed. Within the MSSM, two-loop results... |
hep-ph/9712381 | Heinrich Paes | H. P\"as (for the Heidelberg double beta group) | Search for New Physics with Neutrinoless Double Beta Decay | Based on talks presented at the Int. Europhysics Conference on
High-Energy Physics, Jerusalem, August 19-26, 1997 and TAUP97, Gran Sasso,
Sept. 7-11 1997, 4 pages, Latex, 1 figure, requires espcrc2.sty | Nucl.Phys.Proc.Suppl. 70 (1999) 242-245 | 10.1016/S0920-5632(98)00428-9 | null | hep-ph hep-ex nucl-ex nucl-th | null | Neutrinoless double beta decay ($0\nu\beta\beta$) is one of the most
sensitive approaches to test particle physics beyond the standard model. During
the last years, besides the most restrictive limit on the effective Majorana
neutrino mass, the analysis of new contributions by the Heidelberg group led to
bounds on le... | [
{
"created": "Mon, 15 Dec 1997 13:49:39 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Päs",
"H.",
"",
"for the Heidelberg double beta group"
]
] | Neutrinoless double beta decay ($0\nu\beta\beta$) is one of the most sensitive approaches to test particle physics beyond the standard model. During the last years, besides the most restrictive limit on the effective Majorana neutrino mass, the analysis of new contributions by the Heidelberg group led to bounds on left... |
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