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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0801.3359 | Ezio Maina | A. Ballestrero, A. Belhouari, G. Bevilacqua, V. Kashkan, E. Maina | PHANTOM: a Monte Carlo event generator for six parton final states at
high energy colliders | Version updated to agree with published one in Comp.Phys.Comm | null | 10.1016/j.cpc.2008.10.005 | DFTT 13/2007 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | PHANTOM is a tree level Monte Carlo for six parton final states at
proton--proton, proton--antiproton and electron--positron collider at
O(alpha_ew^6) and O(alpha_ew^4*alpha_s^2) including possible interferences
between the two sets of diagrams. This comprehends all purely electroweak
contribution as well as all cont... | [
{
"created": "Tue, 22 Jan 2008 13:17:06 GMT",
"version": "v1"
},
{
"created": "Mon, 5 Jan 2009 15:36:30 GMT",
"version": "v2"
}
] | 2009-01-05 | [
[
"Ballestrero",
"A.",
""
],
[
"Belhouari",
"A.",
""
],
[
"Bevilacqua",
"G.",
""
],
[
"Kashkan",
"V.",
""
],
[
"Maina",
"E.",
""
]
] | PHANTOM is a tree level Monte Carlo for six parton final states at proton--proton, proton--antiproton and electron--positron collider at O(alpha_ew^6) and O(alpha_ew^4*alpha_s^2) including possible interferences between the two sets of diagrams. This comprehends all purely electroweak contribution as well as all contri... |
2306.12406 | Guang-Juan Wang | Guang-Juan Wang, Zhi Yang, Jia-Jun Wu, Makoto Oka, and Shi-Lin Zhu | New insight into the exotic states strongly coupled with the
$D\bar{D}^*$ from the $T^+_{cc}$ | 10 pages, 5 figures, version accepted for publication in Science
Bulletin | null | 10.1016/j.scib.2024.07.012 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have investigated the internal structure of the open- and hidden-charmed
($DD^*$/$\bar DD^*$) molecules in the unified framework. We first fit the
experimental lineshape of the $T^+_{cc}$ state and extract the $DD^*$
interaction, from which the $T^+_{cc}$ is assumed to arise solely. Then we
obtain the $D\bar{D}^*$... | [
{
"created": "Wed, 21 Jun 2023 17:44:18 GMT",
"version": "v1"
},
{
"created": "Tue, 2 Jul 2024 14:10:28 GMT",
"version": "v2"
}
] | 2024-08-16 | [
[
"Wang",
"Guang-Juan",
""
],
[
"Yang",
"Zhi",
""
],
[
"Wu",
"Jia-Jun",
""
],
[
"Oka",
"Makoto",
""
],
[
"Zhu",
"Shi-Lin",
""
]
] | We have investigated the internal structure of the open- and hidden-charmed ($DD^*$/$\bar DD^*$) molecules in the unified framework. We first fit the experimental lineshape of the $T^+_{cc}$ state and extract the $DD^*$ interaction, from which the $T^+_{cc}$ is assumed to arise solely. Then we obtain the $D\bar{D}^*$ i... |
1311.6719 | Javier M. Hernandez-Lopez | J. M. Hern\'andez-L\'opez, T. A. Valencia-P\'erez | Leptonic number violation signature arising from a $Z'$ model with
non-diagonal leptonic couplings | 11 pages, 21 figures, uses JHEP style | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Within the framework of a $Z'$ model with non-universal leptonic couplings,
we analyze possible signatures of leptonic number violation effects at LHC.
Results are described for leptonic energy distributions, both from its specific
signature and events number, that could allow us to observe this class of
models, unde... | [
{
"created": "Tue, 26 Nov 2013 16:04:54 GMT",
"version": "v1"
}
] | 2013-11-27 | [
[
"Hernández-López",
"J. M.",
""
],
[
"Valencia-Pérez",
"T. A.",
""
]
] | Within the framework of a $Z'$ model with non-universal leptonic couplings, we analyze possible signatures of leptonic number violation effects at LHC. Results are described for leptonic energy distributions, both from its specific signature and events number, that could allow us to observe this class of models, under ... |
1005.3173 | Alexander Bakulev P. | Alexander P. Bakulev, S. V. Mikhailov, and N. G. Stefanis | Pion Distribution Amplitude and Photon-to-Pion Transition Form Factor in
QCD | 6 pages, 3 figures, talk delivered by the first author at the
International Meeting "Excited QCD'', January 31--February 5, 2010, Tatranska
Lomnica (Slovakia) | Acta Phys.Polon.Supp.3:943-948,2010 | null | RUB-TPII-05/2010 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the status of the pion distribution amplitude (DA) in connection
with QCD sum rules and experimental data on the $\gamma^*\gamma^\to \pi^0$
transition form factor. Contents: (a) Pion DA in generalized QCD Sum Rules
(SRs); (b) Light Cone Sum Rules (LCSR) analysis of the CLEO data for the
$\gamma^*\gamma\to\... | [
{
"created": "Tue, 18 May 2010 12:40:02 GMT",
"version": "v1"
}
] | 2010-12-17 | [
[
"Bakulev",
"Alexander P.",
""
],
[
"Mikhailov",
"S. V.",
""
],
[
"Stefanis",
"N. G.",
""
]
] | We discuss the status of the pion distribution amplitude (DA) in connection with QCD sum rules and experimental data on the $\gamma^*\gamma^\to \pi^0$ transition form factor. Contents: (a) Pion DA in generalized QCD Sum Rules (SRs); (b) Light Cone Sum Rules (LCSR) analysis of the CLEO data for the $\gamma^*\gamma\to\pi... |
hep-ph/9606290 | Wim Beenakker | W.Beenakker (Leiden) and R.H\"opker (DESY) | SUSY-QCD corrections in the squark-gluino sector | 6 two-column pages, tar'ed gzip'ed uuencoded files, LaTeX, 7
Encapsulated Postscript figures, uses epsfig and espcrc2. To appear in the
proceedings of the 1996 Zeuthen Workshop on Elementary Particle Theory: "QCD
and QED in Higher Orders", J.Bl\"umlein, F.Jegerlehner, and T.Riemann eds.
Complete postscript file... | Nucl.Phys.Proc.Suppl. 51C (1996) 261-266 | 10.1016/S0920-5632(96)90034-1 | null | hep-ph | null | A status report is given of the calculations of next-to-leading-order ($N=1$)
supersymmetric QCD corrections to the production of squarks and gluinos in
$p\bar{p}/pp$ collisions. The implementation of these SUSY-QCD corrections
leads to more stable theoretical predictions and to a substantial increase of
the producti... | [
{
"created": "Mon, 10 Jun 1996 14:35:24 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Beenakker",
"W.",
"",
"Leiden"
],
[
"Höpker",
"R.",
"",
"DESY"
]
] | A status report is given of the calculations of next-to-leading-order ($N=1$) supersymmetric QCD corrections to the production of squarks and gluinos in $p\bar{p}/pp$ collisions. The implementation of these SUSY-QCD corrections leads to more stable theoretical predictions and to a substantial increase of the production... |
1609.07788 | Juri Fiaschi | Elena Accomando, Juri Fiaschi, Francesco Hautmann, Stefano Moretti,
Claire Shepherd-Themistocleous | Impact of the Photon-Initiated process on Z'-boson searches in di-lepton
final states at the LHC | 8 pages. Contribution to the proceedings of the 38th International
Conference of High Energy Physics (ICHEP), Chicago, Aug. 3-10, 2016 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the effect of the Photon Initiated (PI) process on the dilepton
channel at the LHC. Adopting various QED PDF sets, we evaluate the contribution
produced by two resolved photons which is not included in the Equivalent Photon
Approximation (EPA). We compare the PI central value as predicted by the CTEQ,
MRST... | [
{
"created": "Sun, 25 Sep 2016 19:42:46 GMT",
"version": "v1"
}
] | 2016-09-27 | [
[
"Accomando",
"Elena",
""
],
[
"Fiaschi",
"Juri",
""
],
[
"Hautmann",
"Francesco",
""
],
[
"Moretti",
"Stefano",
""
],
[
"Shepherd-Themistocleous",
"Claire",
""
]
] | We discuss the effect of the Photon Initiated (PI) process on the dilepton channel at the LHC. Adopting various QED PDF sets, we evaluate the contribution produced by two resolved photons which is not included in the Equivalent Photon Approximation (EPA). We compare the PI central value as predicted by the CTEQ, MRST a... |
2103.14043 | Nathaniel Craig | Hind Al Ali, Nima Arkani-Hamed, Ian Banta, Sean Benevedes, Dario
Buttazzo, Tianji Cai, Junyi Cheng, Timothy Cohen, Nathaniel Craig, Majid
Ekhterachian, JiJi Fan, Matthew Forslund, Isabel Garcia Garcia, Samuel
Homiller, Seth Koren, Giacomo Koszegi, Zhen Liu, Qianshu Lu, Kun-Feng Lyu,
Alberto Mariotti, Amara McCu... | The Muon Smasher's Guide | 105 pages, 41 figures, 5 tables | null | 10.1088/1361-6633/ac6678 | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | We lay out a comprehensive physics case for a future high-energy muon
collider, exploring a range of collision energies (from 1 to 100 TeV) and
luminosities. We highlight the advantages of such a collider over proposed
alternatives. We show how one can leverage both the point-like nature of the
muons themselves as we... | [
{
"created": "Thu, 25 Mar 2021 18:00:01 GMT",
"version": "v1"
}
] | 2022-07-27 | [
[
"Ali",
"Hind Al",
""
],
[
"Arkani-Hamed",
"Nima",
""
],
[
"Banta",
"Ian",
""
],
[
"Benevedes",
"Sean",
""
],
[
"Buttazzo",
"Dario",
""
],
[
"Cai",
"Tianji",
""
],
[
"Cheng",
"Junyi",
""
],
[
"Cohen"... | We lay out a comprehensive physics case for a future high-energy muon collider, exploring a range of collision energies (from 1 to 100 TeV) and luminosities. We highlight the advantages of such a collider over proposed alternatives. We show how one can leverage both the point-like nature of the muons themselves as well... |
0907.0482 | Joseph Schechter | Amir H. Fariborz, N.W. Park, Joseph Schechter, and M. Naeem Shahid | Gauged linear sigma model and pion-pion scattering | 19 pages, 9 figures | null | 10.1103/PhysRevD.80.113001 | SU-4252-889 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A simple gauged linear sigma model with several parameters to take the
symmetry breaking and the mass differences between the vector meson and the
axial vector meson into account is considered here as a possibly useful
template for the role of a light scalar in QCD as well as for (at a different
scale) an effective H... | [
{
"created": "Thu, 2 Jul 2009 20:14:24 GMT",
"version": "v1"
}
] | 2015-05-13 | [
[
"Fariborz",
"Amir H.",
""
],
[
"Park",
"N. W.",
""
],
[
"Schechter",
"Joseph",
""
],
[
"Shahid",
"M. Naeem",
""
]
] | A simple gauged linear sigma model with several parameters to take the symmetry breaking and the mass differences between the vector meson and the axial vector meson into account is considered here as a possibly useful template for the role of a light scalar in QCD as well as for (at a different scale) an effective Hig... |
hep-ph/9211240 | null | Rohini M. Godbole and Probir Roy | Debajyoti Choudhury | null | Phys.Lett. B308 (1993) 394-402; Erratum-ibid. B314 (1993) 482 | 10.1016/0370-2693(93)91304-6 | null | hep-ph | null | Gluon fusion into a very heavy neutrino pair by Higgs exchange is shown to
lead to substantial production cross sections at $pp$ supercolliders even
without any extra generation of quarks. Rates are calculated for scalar as well
as pseudoscalar Higgs. The angular correlation between dileptons emerging from
the decays... | [
{
"created": "Thu, 12 Nov 1992 14:52:00 GMT",
"version": "v1"
}
] | 2009-10-22 | [
[
"Godbole",
"Rohini M.",
""
],
[
"Roy",
"Probir",
""
]
] | Gluon fusion into a very heavy neutrino pair by Higgs exchange is shown to lead to substantial production cross sections at $pp$ supercolliders even without any extra generation of quarks. Rates are calculated for scalar as well as pseudoscalar Higgs. The angular correlation between dileptons emerging from the decays o... |
1508.03463 | Hiroaki Kohyama | Hiroaki Kohyama | Numerical solution for the Schwinger-Dyson equation at finite
temperature in Abelian gauge theory | 13 pages, 6 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present the exact numerical solutions for the Schwinger-Dyson equations at
finite temperature with general gauge in Abelian gauge theory. We then study
the chiral phase transition on temperature from the obtained solutions. We find
that, within the quenched Schwinger-Dyson equations, there exists substantial
gauge... | [
{
"created": "Fri, 14 Aug 2015 10:31:33 GMT",
"version": "v1"
}
] | 2015-08-17 | [
[
"Kohyama",
"Hiroaki",
""
]
] | We present the exact numerical solutions for the Schwinger-Dyson equations at finite temperature with general gauge in Abelian gauge theory. We then study the chiral phase transition on temperature from the obtained solutions. We find that, within the quenched Schwinger-Dyson equations, there exists substantial gauge d... |
1506.05487 | Feng-Kun Guo | Feng-Kun Guo, Ulf-G. Mei{\ss}ner | Cumulants of the QCD topological charge distribution | match the version published in PLB | Phys. Lett. B 749: 278-282 (2015) | 10.1016/j.physletb.2015.07.076 | null | hep-ph hep-lat hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The distribution of the QCD topological charge can be described by cumulants,
with the lowest one being the topological susceptibility. The vacuum energy
density in a theta-vacuum is the generating function for these cumulants. In
this paper, we derive the vacuum energy density in SU(2) chiral perturbation
theory up ... | [
{
"created": "Wed, 17 Jun 2015 20:31:56 GMT",
"version": "v1"
},
{
"created": "Fri, 31 Jul 2015 10:29:26 GMT",
"version": "v2"
},
{
"created": "Mon, 17 Aug 2015 07:41:21 GMT",
"version": "v3"
}
] | 2015-08-20 | [
[
"Guo",
"Feng-Kun",
""
],
[
"Meißner",
"Ulf-G.",
""
]
] | The distribution of the QCD topological charge can be described by cumulants, with the lowest one being the topological susceptibility. The vacuum energy density in a theta-vacuum is the generating function for these cumulants. In this paper, we derive the vacuum energy density in SU(2) chiral perturbation theory up to... |
hep-ph/9404253 | Christopher Kolda | Chris Kolda, Leszek Roszkowski, James D. Wells, and G.L. Kane | Predictions for Constrained Minimal Supersymmetry with Bottom-Tau Mass
Unification | Michigan preprint UM-TH-94-03, LaTeX, 18 pages with inline figures
(figures included in uuencoded file). Complete PS file also available by
anonymous FTP to williams.physics.lsa.umich.edu in
/pub/preprints/UM-TH-94-03.ps.Z or by e-mailing request | Phys.Rev.D50:3498-3507,1994 | 10.1103/PhysRevD.50.3498 | null | hep-ph | null | We examine the Constrained Minimal Supersymmetric Standard Model (CMSSM) with
an additional requirement of strict b - tau unification in the region of small
tan(beta). We find that the parameter space becomes completely limited below
about 1 TeV by physical constraints alone, without a fine-tuning constraint. We
stud... | [
{
"created": "Mon, 11 Apr 1994 20:37:40 GMT",
"version": "v1"
}
] | 2011-01-27 | [
[
"Kolda",
"Chris",
""
],
[
"Roszkowski",
"Leszek",
""
],
[
"Wells",
"James D.",
""
],
[
"Kane",
"G. L.",
""
]
] | We examine the Constrained Minimal Supersymmetric Standard Model (CMSSM) with an additional requirement of strict b - tau unification in the region of small tan(beta). We find that the parameter space becomes completely limited below about 1 TeV by physical constraints alone, without a fine-tuning constraint. We study ... |
0808.1595 | Pran Nath | Daniel Feldman, Zuowei Liu, and Pran Nath | Decoding the Mechanism for the Origin of Dark Matter in the Early
Universe Using LHC Data | 7 pages, 5 figs, 2 columns, Accepted for publication in Physical
Review D | Phys.Rev.D78:083523,2008 | 10.1103/PhysRevD.78.083523 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It is shown that LHC data can allow one to decode the mechanism by which dark
matter is generated in the early universe in supersymmetric theories. We focus
on two of the major mechanisms for such generation of dark matter which are
known to be the Stau Coannihilation (Stau-Co) where the neutralino is typically
Bino ... | [
{
"created": "Tue, 12 Aug 2008 19:50:27 GMT",
"version": "v1"
},
{
"created": "Thu, 18 Sep 2008 19:58:05 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Feldman",
"Daniel",
""
],
[
"Liu",
"Zuowei",
""
],
[
"Nath",
"Pran",
""
]
] | It is shown that LHC data can allow one to decode the mechanism by which dark matter is generated in the early universe in supersymmetric theories. We focus on two of the major mechanisms for such generation of dark matter which are known to be the Stau Coannihilation (Stau-Co) where the neutralino is typically Bino li... |
0911.2607 | Christian Sander | Christian Autermann, Benedikt Mura, Christian Sander, Hannes
Schettler, Peter Schleper | Determination of supersymmetric masses using kinematic fits at the LHC | 15 pages, 15 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In case of the discovery of supersymmetry at the LHC, the goal will be to
identify the underlying theory, its fundamental parameters, and the masses of
SUSY particles. We followed here the approach to reconstruct the decay chains
in SUSY events under the assumption of common intermediate masses. These masses
cannot b... | [
{
"created": "Fri, 13 Nov 2009 14:00:05 GMT",
"version": "v1"
}
] | 2009-11-16 | [
[
"Autermann",
"Christian",
""
],
[
"Mura",
"Benedikt",
""
],
[
"Sander",
"Christian",
""
],
[
"Schettler",
"Hannes",
""
],
[
"Schleper",
"Peter",
""
]
] | In case of the discovery of supersymmetry at the LHC, the goal will be to identify the underlying theory, its fundamental parameters, and the masses of SUSY particles. We followed here the approach to reconstruct the decay chains in SUSY events under the assumption of common intermediate masses. These masses cannot be ... |
hep-ph/9911455 | Andrzej Czarnecki | Andrzej Czarnecki | Positronium properties | Talk given at the 39th Cracow School of Theoretical Physics,
Zakopane, Poland, May 1999; 11 pages, latex | Acta Phys.Polon.B30:3837-3847,1999 | null | BNL-HET-99/38 | hep-ph | null | This talk gives an elementary introduction to the basic properties of
positronium. Recent progress in theoretical studies of the hyperfine splitting
and lifetime of the ground state is reviewed. Sensitivity of these precisely
measured quantities to some New Physics effects is discussed.
| [
{
"created": "Tue, 23 Nov 1999 20:17:45 GMT",
"version": "v1"
}
] | 2011-04-15 | [
[
"Czarnecki",
"Andrzej",
""
]
] | This talk gives an elementary introduction to the basic properties of positronium. Recent progress in theoretical studies of the hyperfine splitting and lifetime of the ground state is reviewed. Sensitivity of these precisely measured quantities to some New Physics effects is discussed. |
1606.06679 | Ernest Ma | Ernest Ma (UC Riverside) | Progressive Gauge U(1) Family Symmetry for Quarks and Leptons | 9 pages, no figure | Phys. Rev. D 94, 031701 (2016) | 10.1103/PhysRevD.94.031701 | UCRHEP-T568 (June 2016) | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The pattern of quark and lepton mass matrices is unexplained in the standard
model of particle interactions. I propose the novel idea of a progressive gauge
U(1) symmetry where it is a reflection of the regressive electroweak symmetry
breaking pattern, caused by an extended Higgs scalar sector. Phenomenological
impli... | [
{
"created": "Tue, 21 Jun 2016 17:41:42 GMT",
"version": "v1"
}
] | 2016-08-10 | [
[
"Ma",
"Ernest",
"",
"UC Riverside"
]
] | The pattern of quark and lepton mass matrices is unexplained in the standard model of particle interactions. I propose the novel idea of a progressive gauge U(1) symmetry where it is a reflection of the regressive electroweak symmetry breaking pattern, caused by an extended Higgs scalar sector. Phenomenological implica... |
2005.04127 | Eugenio Megias | Eugenio Megias, Germano Nardini, Mariano Quiros | Gravitational Imprints from Heavy Kaluza-Klein Resonances | 11 pages, 6 figures; v2 extended version: added references and Figs.
1 (right), 2, 3, 4 (lower panels) and 5, Sec. IV, and extended discussion in
Secs. V, VI and VII; v3 added references, extended discussion in Sec. VI. It
matches the version published in Physical Review D | Phys. Rev. D 102, 055004 (2020) | 10.1103/PhysRevD.102.055004 | null | hep-ph gr-qc hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We systematically study the holographic phase transition of the radion field
in a five-dimensional warped model which includes a scalar potential with a
power-like behavior. We consider Kaluza-Klein (KK) resonances with masses
$m_{\rm KK}$ at the TeV scale or beyond. The backreaction of the radion field
on the gravit... | [
{
"created": "Fri, 8 May 2020 16:08:21 GMT",
"version": "v1"
},
{
"created": "Sat, 30 May 2020 21:10:15 GMT",
"version": "v2"
},
{
"created": "Thu, 10 Sep 2020 19:50:33 GMT",
"version": "v3"
}
] | 2020-09-16 | [
[
"Megias",
"Eugenio",
""
],
[
"Nardini",
"Germano",
""
],
[
"Quiros",
"Mariano",
""
]
] | We systematically study the holographic phase transition of the radion field in a five-dimensional warped model which includes a scalar potential with a power-like behavior. We consider Kaluza-Klein (KK) resonances with masses $m_{\rm KK}$ at the TeV scale or beyond. The backreaction of the radion field on the gravitat... |
hep-ph/9503297 | null | Dieter Zeppenfeld | GLUON RADIATION PATTERNS IN HARD SCATTERING EVENTS | 5 pages, Latex file, 1 uuencoded postscript figure included.
Compressed postscript version including figure available at
ftp://phenom.physics.wisc.edu/pub/preprints/1995/madph-95-876.ps.Z or at
http://phenom.physics.wisc.edu/pub/preprints/1995/madph-95-876.ps.Z | null | null | MADPH-95-876 | hep-ph | null | The radiation pattern of relatively soft gluons in hard scattering events is
sensitive to the underlying color structure. As an example I consider heavy
Higgs production via weak boson fusion at the LHC. A minijet veto, which makes
use of the different patterns for signal and backgrounds, provides an effective
Higgs ... | [
{
"created": "Fri, 10 Mar 1995 22:25:21 GMT",
"version": "v1"
},
{
"created": "Tue, 14 Mar 1995 15:52:12 GMT",
"version": "v2"
}
] | 2016-09-01 | [
[
"Zeppenfeld",
"Dieter",
""
]
] | The radiation pattern of relatively soft gluons in hard scattering events is sensitive to the underlying color structure. As an example I consider heavy Higgs production via weak boson fusion at the LHC. A minijet veto, which makes use of the different patterns for signal and backgrounds, provides an effective Higgs se... |
1202.1922 | Eugene Levin | E Levin (Tel Aviv U., UTFSM) and I. Potashnikova (UTFSM) | N=4 SYM model for soft interactions at high energy | 14 pp, 10 figures in,eps files | null | 10.1007/JHEP07(2012)035 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper we compare the prediction for high energy soft interactions in
the model of N=4 SYM, with the experimental data. It is shown that this model
is able to describe the total, elastic and inelastic cross sections and the
elastic slope with only three free parameters. However, the model failed to
obtain the ... | [
{
"created": "Thu, 9 Feb 2012 09:21:53 GMT",
"version": "v1"
},
{
"created": "Thu, 19 Apr 2012 20:49:37 GMT",
"version": "v2"
}
] | 2015-06-04 | [
[
"Levin",
"E",
"",
"Tel Aviv U., UTFSM"
],
[
"Potashnikova",
"I.",
"",
"UTFSM"
]
] | In this paper we compare the prediction for high energy soft interactions in the model of N=4 SYM, with the experimental data. It is shown that this model is able to describe the total, elastic and inelastic cross sections and the elastic slope with only three free parameters. However, the model failed to obtain the cr... |
1208.0536 | Florian Preis | Florian Preis, Anton Rebhan and Andreas Schmitt | Inverse magnetic catalysis in field theory and gauge-gravity duality | 37 pages, 11 figures, to appear in Lect. Notes Phys. "Strongly
interacting matter in magnetic fields" (Springer), edited by D. Kharzeev, K.
Landsteiner, A. Schmitt, H.-U. Yee | null | 10.1007/978-3-642-37305-3_3 | null | hep-ph hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the surface of the chiral phase transition in the
three-dimensional parameter space of temperature, baryon chemical potential and
magnetic field in two different approaches, the field-theoretical
Nambu-Jona-Lasinio (NJL) model and the holographic Sakai-Sugimoto model. The
latter is a top-down approach ... | [
{
"created": "Thu, 2 Aug 2012 16:41:08 GMT",
"version": "v1"
}
] | 2015-06-11 | [
[
"Preis",
"Florian",
""
],
[
"Rebhan",
"Anton",
""
],
[
"Schmitt",
"Andreas",
""
]
] | We investigate the surface of the chiral phase transition in the three-dimensional parameter space of temperature, baryon chemical potential and magnetic field in two different approaches, the field-theoretical Nambu-Jona-Lasinio (NJL) model and the holographic Sakai-Sugimoto model. The latter is a top-down approach to... |
hep-ph/9802326 | null | Fayyazuddin, Riazuddin | Two body non-leptonic $\Lambda_b$ decays in quark model with
factorization ansatz | 18 pages, latex, 1 figure available on request, please send any
questions or comments to riazs@dpc.kfupm.edu.sa | Phys.Rev. D58 (1998) 014016 | 10.1103/PhysRevD.58.014016 | QAU-98 | hep-ph | null | The two body non-leptonic $\Lambda_b$ decays are analyzed in factorization
approximation, using quark model, $\xi = 1 / N_c$ as a free parameter. It is
shown that the experimental branching ratio for $\Lambda_b \longrightarrow
\Lambda {J/\psi}$ restricts $\xi$ and this ratio can be understood for a value
of $\xi$ whi... | [
{
"created": "Sun, 15 Feb 1998 19:48:39 GMT",
"version": "v1"
}
] | 2019-08-17 | [
[
"Fayyazuddin",
"",
""
],
[
"Riazuddin",
"",
""
]
] | The two body non-leptonic $\Lambda_b$ decays are analyzed in factorization approximation, using quark model, $\xi = 1 / N_c$ as a free parameter. It is shown that the experimental branching ratio for $\Lambda_b \longrightarrow \Lambda {J/\psi}$ restricts $\xi$ and this ratio can be understood for a value of $\xi$ which... |
2004.04505 | Neda Darvishi | Neda Darvishi and Apostolos Pilaftsis | Natural Alignment in Multi-Higgs Doublet Models | CORFU2019 Proceeding, 21 pages, 6 figures and 2 tables | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present the complete set of continuous maximal symmetries that the
potential of an $n$-Higgs Doublet Model ($n$HDM) should satisfy for natural
Standard Model (SM) alignment. As a result, no large mass scales or fine-tuning
is required for such alignment, which still persists even if these symmetries
were broken so... | [
{
"created": "Thu, 9 Apr 2020 12:05:13 GMT",
"version": "v1"
}
] | 2020-04-10 | [
[
"Darvishi",
"Neda",
""
],
[
"Pilaftsis",
"Apostolos",
""
]
] | We present the complete set of continuous maximal symmetries that the potential of an $n$-Higgs Doublet Model ($n$HDM) should satisfy for natural Standard Model (SM) alignment. As a result, no large mass scales or fine-tuning is required for such alignment, which still persists even if these symmetries were broken soft... |
1803.07045 | Thomas Becher | Marcel Balsiger, Thomas Becher, Ding Yu Shao | Non-global logarithms in jet and isolation cone cross sections | 39 pages, 13 figures. v2: journal version with new result (4.18) for
narrow isolation cones | null | 10.1007/JHEP08(2018)104 | CERN-TH-2018-187 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Starting from a factorization theorem in effective field theory, we derive a
parton-shower equation for the resummation of non-global logarithms. We have
implemented this shower and interfaced it with a tree-level event generator to
obtain an automated framework to resum the leading logarithm of non-global
observable... | [
{
"created": "Mon, 19 Mar 2018 17:18:24 GMT",
"version": "v1"
},
{
"created": "Wed, 15 Aug 2018 12:02:17 GMT",
"version": "v2"
}
] | 2018-09-26 | [
[
"Balsiger",
"Marcel",
""
],
[
"Becher",
"Thomas",
""
],
[
"Shao",
"Ding Yu",
""
]
] | Starting from a factorization theorem in effective field theory, we derive a parton-shower equation for the resummation of non-global logarithms. We have implemented this shower and interfaced it with a tree-level event generator to obtain an automated framework to resum the leading logarithm of non-global observables ... |
hep-ph/9701241 | Robert Thorne | R.S. Thorne | A Complete Leading-Order, Renormalization-Scheme-Consistent Calculation
of Small--x Structure functions, Including Leading-ln(1/x) Terms | 106 pages, 4 figures as ps files, includes a variation of harmac.
Corrections to some typos in references, and form of some references changed,
in particular hep-ph(ex) numbers included for papers not yet published. No
changes to body of text | null | null | RAL-96-065 | hep-ph | null | We present calculations of the structure functions F_2(x,Q^2) and F_L(x,Q^2),
concentrating on small x. After discussing the standard expansion of the
structure functions in powers of \alpha_s(Q^2) we consider a leading-order
expansion in ln(1/x) and finally an expansion which is leading order in both
ln(1/x) and \al... | [
{
"created": "Tue, 7 Jan 1997 17:28:57 GMT",
"version": "v1"
},
{
"created": "Wed, 8 Jan 1997 17:32:52 GMT",
"version": "v2"
}
] | 2008-02-03 | [
[
"Thorne",
"R. S.",
""
]
] | We present calculations of the structure functions F_2(x,Q^2) and F_L(x,Q^2), concentrating on small x. After discussing the standard expansion of the structure functions in powers of \alpha_s(Q^2) we consider a leading-order expansion in ln(1/x) and finally an expansion which is leading order in both ln(1/x) and \alph... |
1709.03797 | Oliver Fischer Dr. | Stefan Antusch, Eros Cazzato, Oliver Fischer | Resolvable heavy neutrino-antineutrino oscillations at colliders | 6 pages + references, 3 figures, matches published version | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Heavy neutrino-antineutrino oscillations can naturally appear in mechanisms
of low scale neutrino mass generation, where pairs of heavy neutrinos have
almost degenerate masses. We discuss the case where the heavy neutrinos are
sufficiently long-lived to decay displaced from the primary vertex, such that
the oscillati... | [
{
"created": "Tue, 12 Sep 2017 12:17:37 GMT",
"version": "v1"
},
{
"created": "Tue, 12 Mar 2019 09:29:07 GMT",
"version": "v2"
}
] | 2019-03-13 | [
[
"Antusch",
"Stefan",
""
],
[
"Cazzato",
"Eros",
""
],
[
"Fischer",
"Oliver",
""
]
] | Heavy neutrino-antineutrino oscillations can naturally appear in mechanisms of low scale neutrino mass generation, where pairs of heavy neutrinos have almost degenerate masses. We discuss the case where the heavy neutrinos are sufficiently long-lived to decay displaced from the primary vertex, such that the oscillation... |
hep-ph/0204003 | Lianshou Liu | Liu Lianshou | On the Phase Space Partition in High Energy Collisions | 4 pages, 6 figures | null | null | null | hep-ph | null | In high energy hadron-hadron and e+e- collisions, to isolate a part of the
phase space in multi-hadron final states is necessary for exploring the
underlying dynamics. It is shown that the partition of phase space according to
the value of rapidity, popularly used in hadron-hadron collisions, is
inappropriate for the... | [
{
"created": "Sat, 30 Mar 2002 02:19:23 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Lianshou",
"Liu",
""
]
] | In high energy hadron-hadron and e+e- collisions, to isolate a part of the phase space in multi-hadron final states is necessary for exploring the underlying dynamics. It is shown that the partition of phase space according to the value of rapidity, popularly used in hadron-hadron collisions, is inappropriate for the s... |
hep-ph/0404187 | Sin Kyu Kang | Sanghyeon Chang, Sin Kyu Kang, Kim Siyeon | Minimal seesaw model with tri/bi-maximal mixing and leptogenesis | 10 pages, 4 figures, revtex4, version to appear in Phys. Lett. B | Phys.Lett.B597:78-88,2004 | 10.1016/j.physletb.2004.06.104 | null | hep-ph | null | We examine minimal seesaw mechanism in which the masses of light neutrinos
are described with tri/bi-maximal mixing in the basis where the charged-lepton
Yukawa matrix and heavy Majorana neutrino mass matrix are diagonal. We search
for all possible Dirac mass textures which contain at least one zero entry in
$3 \time... | [
{
"created": "Wed, 21 Apr 2004 22:51:43 GMT",
"version": "v1"
},
{
"created": "Mon, 26 Jul 2004 03:18:52 GMT",
"version": "v2"
}
] | 2014-11-17 | [
[
"Chang",
"Sanghyeon",
""
],
[
"Kang",
"Sin Kyu",
""
],
[
"Siyeon",
"Kim",
""
]
] | We examine minimal seesaw mechanism in which the masses of light neutrinos are described with tri/bi-maximal mixing in the basis where the charged-lepton Yukawa matrix and heavy Majorana neutrino mass matrix are diagonal. We search for all possible Dirac mass textures which contain at least one zero entry in $3 \times ... |
hep-ph/9505305 | Mariana Kirchbach | R. Dahm (University Mainz, Germany) and M. Kirchbach (TH Darmstadt,
Germany) | Linear Wave Equations and Effective Lagrangians for Wigner
Supermultiplets | 16 pages, LaTex | Int.J.Mod.Phys.A10:4225-4240,1995 | 10.1142/S0217751X95001960 | MKPH-T-94-14 | hep-ph | null | The relevance of the contracted SU(4) group as a symmetry group of the pion
nucleon scattering amplitudes in the large $N_c$ limit of QCD raises the
problem on the construction of effective Lagrangians for SU(4) supermultiplets.
In the present study we suggest effective Lagrangians for selfconjugate
representations o... | [
{
"created": "Mon, 15 May 1995 13:35:27 GMT",
"version": "v1"
}
] | 2011-08-17 | [
[
"Dahm",
"R.",
"",
"University Mainz, Germany"
],
[
"Kirchbach",
"M.",
"",
"TH Darmstadt,\n Germany"
]
] | The relevance of the contracted SU(4) group as a symmetry group of the pion nucleon scattering amplitudes in the large $N_c$ limit of QCD raises the problem on the construction of effective Lagrangians for SU(4) supermultiplets. In the present study we suggest effective Lagrangians for selfconjugate representations of ... |
hep-ph/0207020 | Thomas Gehrmann | T.Gehrmann, E. Remiddi | Analytic Continuation of Massless Two-Loop Four-Point Functions | 26 pages, LaTeX | Nucl.Phys. B640 (2002) 379-411 | 10.1016/S0550-3213(02)00569-2 | CERN-TH/2002-145 | hep-ph | null | We describe the analytic continuation of two-loop four-point functions with
one off-shell external leg and internal massless propagators from the Euclidean
region of space-like $1\to 3$ decay to Minkowskian regions relevant to all
$1\to 3$ and $2\to 2$ reactions with one space-like or time-like off-shell
external leg... | [
{
"created": "Mon, 1 Jul 2002 13:39:15 GMT",
"version": "v1"
}
] | 2010-04-05 | [
[
"Gehrmann",
"T.",
""
],
[
"Remiddi",
"E.",
""
]
] | We describe the analytic continuation of two-loop four-point functions with one off-shell external leg and internal massless propagators from the Euclidean region of space-like $1\to 3$ decay to Minkowskian regions relevant to all $1\to 3$ and $2\to 2$ reactions with one space-like or time-like off-shell external leg. ... |
1308.3655 | Oscar Zapata | Diego Restrepo, Oscar Zapata, Carlos Yaguna | Models with radiative neutrino masses and viable dark matter candidates | 37 pages, 5 figures; v2: discussions extended, references added,
matches the published version | null | 10.1007/JHEP11(2013)011 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We provide a list of particle physics models at the TeV-scale that are
compatible with neutrino masses and dark matter. In these models, the Standard
Model particle content is extended with a small number (\leq 4) of scalar and
fermion fields transforming as singlets, doublets or triplets under SU(2), and
neutrino ma... | [
{
"created": "Fri, 16 Aug 2013 15:37:12 GMT",
"version": "v1"
},
{
"created": "Fri, 11 Oct 2013 15:29:05 GMT",
"version": "v2"
}
] | 2015-06-16 | [
[
"Restrepo",
"Diego",
""
],
[
"Zapata",
"Oscar",
""
],
[
"Yaguna",
"Carlos",
""
]
] | We provide a list of particle physics models at the TeV-scale that are compatible with neutrino masses and dark matter. In these models, the Standard Model particle content is extended with a small number (\leq 4) of scalar and fermion fields transforming as singlets, doublets or triplets under SU(2), and neutrino mass... |
2111.10894 | Ian Newsome | Ian M. Newsome | Validity of the Semiclassical Approximation in 1+1 Electrodynamics:
Numerical Solutions to the Linear Response Equation | 13 pages, 3 figures, 16th Marcel Grossman Meeting Conference
Proceedings | null | null | null | hep-ph gr-qc hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | From previous work arXiv:2010.09811, the semiclassical backreaction equation
in 1+1 dimensions was solved and a criterion was implemented to assess the
validity of the semiclassical approximation in this case. The criterion
involves the behavior of solutions to the linear response equation which
describes perturbatio... | [
{
"created": "Sun, 21 Nov 2021 20:32:48 GMT",
"version": "v1"
}
] | 2021-11-23 | [
[
"Newsome",
"Ian M.",
""
]
] | From previous work arXiv:2010.09811, the semiclassical backreaction equation in 1+1 dimensions was solved and a criterion was implemented to assess the validity of the semiclassical approximation in this case. The criterion involves the behavior of solutions to the linear response equation which describes perturbations... |
hep-ph/9807357 | Kresimir Kumericki | D. Klabucar, K. Kumericki, B. Melic and I. Picek | On the instanton-induced portion of the nucleon strangeness | 11 pages, 3 ps figures included, plain LaTeX2e, revised version to
appear in Eur. Phys. J. C, several points clarified and references added,
results compared to recent experiments at TJNAF (HAPPEX) | Eur.Phys.J.C9:589-599,1999 | 10.1007/s100529900056 | ZTF-98/01 | hep-ph nucl-th | null | We calculate the instanton contribution to the proton strangeness in the MIT
bag enriched by the presence of a dilute instanton liquid. The evaluation is
based on expressing the nucleon matrix elements of bilinear strange quark
operators in terms of a model valence nucleon state and interactions producing
quark-antiq... | [
{
"created": "Mon, 13 Jul 1998 13:54:34 GMT",
"version": "v1"
},
{
"created": "Mon, 10 May 1999 15:31:56 GMT",
"version": "v2"
}
] | 2011-09-13 | [
[
"Klabucar",
"D.",
""
],
[
"Kumericki",
"K.",
""
],
[
"Melic",
"B.",
""
],
[
"Picek",
"I.",
""
]
] | We calculate the instanton contribution to the proton strangeness in the MIT bag enriched by the presence of a dilute instanton liquid. The evaluation is based on expressing the nucleon matrix elements of bilinear strange quark operators in terms of a model valence nucleon state and interactions producing quark-antiqua... |
hep-ph/0611389 | Alessandro Strumia | Sacha Davidson, Gino Isidori, Alessandro Strumia | The smallest neutrino mass | 6 pages. v2: final version to appear on PLB; important reference
added | Phys.Lett.B646:100-104,2007 | 10.1016/j.physletb.2007.01.015 | IFUP-TH/06-23 | hep-ph | null | We consider models where one Majorana neutrino is massless at tree level
(like the see saw with two right-handed neutrinos), and compute the
contribution to its mass m generated by two-loop quantum corrections. The
result is m \sim 10^{-13}eV in the SM and m \sim 10^{-10} eV (tanBeta/10)^4 in
the MSSM, compatible wit... | [
{
"created": "Thu, 30 Nov 2006 17:29:32 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Jan 2007 07:53:06 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Davidson",
"Sacha",
""
],
[
"Isidori",
"Gino",
""
],
[
"Strumia",
"Alessandro",
""
]
] | We consider models where one Majorana neutrino is massless at tree level (like the see saw with two right-handed neutrinos), and compute the contribution to its mass m generated by two-loop quantum corrections. The result is m \sim 10^{-13}eV in the SM and m \sim 10^{-10} eV (tanBeta/10)^4 in the MSSM, compatible with ... |
1907.02861 | Hidekazu Tanaka | Hidekazu Tanaka and Shuji Sasagawa | Quarks mass function at finite density in real-time formalism | 11 pages, 5 figures. Some statements and Eq.(2.15) in the previous
version are modified | Prog Theor Exp Phys (2020) | 10.1093/ptep/ptaa053 | RUP-19-16 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Chiral symmetry restoration of quarks is investigated at finite density in
quantum chromodynamics. The effective quark mass is calculated with the
Schwinger-Dyson equation in the real-time formalism without the instantaneous
exchange approximation. We present some properties of the quark mass functions
and the quark ... | [
{
"created": "Tue, 25 Jun 2019 04:36:27 GMT",
"version": "v1"
},
{
"created": "Tue, 9 Jul 2019 06:32:28 GMT",
"version": "v2"
},
{
"created": "Mon, 7 Oct 2019 07:19:59 GMT",
"version": "v3"
},
{
"created": "Thu, 5 Dec 2019 05:28:32 GMT",
"version": "v4"
}
] | 2020-06-03 | [
[
"Tanaka",
"Hidekazu",
""
],
[
"Sasagawa",
"Shuji",
""
]
] | Chiral symmetry restoration of quarks is investigated at finite density in quantum chromodynamics. The effective quark mass is calculated with the Schwinger-Dyson equation in the real-time formalism without the instantaneous exchange approximation. We present some properties of the quark mass functions and the quark pr... |
1807.02068 | Andreas Crivellin | Andreas Crivellin, Christoph Greub, Dario M\"uller and Francesco
Saturnino | Importance of Loop Effects in Explaining the Accumulated Evidence for
New Physics in B Decays with a Vector Leptoquark | 8 pages, 4 figures, matches version accepted for publication in PRL | Phys. Rev. Lett. 122, 011805 (2019) | 10.1103/PhysRevLett.122.011805 | PSI-PR-18-07, ZU-TH 23/18 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In recent years experiments revealed intriguing hints for new physics (NP) in
$B$ decays involving \bctaunu and $b\to s\ell^+\ell^-$ transitions at the
$4\,\sigma$ and $5\,\sigma$ level, respectively. In addition, there are slight
disagreements in $b\to u \tau\nu$ and $b\to d\mu^+\mu^-$ observables. While not
signifi... | [
{
"created": "Thu, 5 Jul 2018 15:59:57 GMT",
"version": "v1"
},
{
"created": "Fri, 8 Feb 2019 10:37:55 GMT",
"version": "v2"
}
] | 2019-02-11 | [
[
"Crivellin",
"Andreas",
""
],
[
"Greub",
"Christoph",
""
],
[
"Müller",
"Dario",
""
],
[
"Saturnino",
"Francesco",
""
]
] | In recent years experiments revealed intriguing hints for new physics (NP) in $B$ decays involving \bctaunu and $b\to s\ell^+\ell^-$ transitions at the $4\,\sigma$ and $5\,\sigma$ level, respectively. In addition, there are slight disagreements in $b\to u \tau\nu$ and $b\to d\mu^+\mu^-$ observables. While not significa... |
hep-ph/9204230 | Rahul Basu | Rahul Basu, Debajyoti Choudhury | Confinement in a Chromoelectric Vacuum | 11 pages, Latex file | null | null | null | hep-ph | null | A chromoelectric vacuum that confines both gluon and quark degrees of freedom
(in the sense that they do not exist as asymptotic states) is constructed.
However some degrees of freedom still exist as asymptotic states thereby
allowing colour singlets to propagate.
| [
{
"created": "Wed, 22 Apr 1992 14:30:39 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Basu",
"Rahul",
""
],
[
"Choudhury",
"Debajyoti",
""
]
] | A chromoelectric vacuum that confines both gluon and quark degrees of freedom (in the sense that they do not exist as asymptotic states) is constructed. However some degrees of freedom still exist as asymptotic states thereby allowing colour singlets to propagate. |
1212.0929 | Joshua Sayre | Chung Kao and Joshua Sayre | Confirming the LHC Higgs Discovery with WW | null | null | 10.1016/j.physletb.2013.04.028 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the prospects of observing a neutral Higgs boson decaying into
a pair of $W$ bosons (one real and the other virtual), followed by the $W$
decays into $qq' \ell\nu$ or $jj\ell\nu$ at the CERN Large Hadron Collider
(LHC). Assuming that the missing transverse energy comes solely from the
neutrino in $W$ d... | [
{
"created": "Wed, 5 Dec 2012 04:04:45 GMT",
"version": "v1"
}
] | 2015-06-12 | [
[
"Kao",
"Chung",
""
],
[
"Sayre",
"Joshua",
""
]
] | We investigate the prospects of observing a neutral Higgs boson decaying into a pair of $W$ bosons (one real and the other virtual), followed by the $W$ decays into $qq' \ell\nu$ or $jj\ell\nu$ at the CERN Large Hadron Collider (LHC). Assuming that the missing transverse energy comes solely from the neutrino in $W$ dec... |
hep-ph/0412418 | Chaehyun Yu | C.S. Kim, Sechul Oh, Chaehyun Yu | Strong phase shifts and color-suppressed tree amplitudes in B -> D K^(*)
and B -> D pi, D rho decays | 17 pages, 4 figures, revised version, to appear in Phys. Lett. B | Phys.Lett. B621 (2005) 259-268 | 10.1016/j.physletb.2005.06.068 | null | hep-ph | null | We analyze the decay processes B \to DK, DK^*, D\pi, and D\rho in a
model-independent way. Using the quark diagram approach, we determine the
magnitudes of the relevant amplitudes and the relative strong phase shifts. In
order to find the most likely values of the magnitudes and the relative strong
phases of the ampl... | [
{
"created": "Thu, 30 Dec 2004 12:11:59 GMT",
"version": "v1"
},
{
"created": "Wed, 27 Jul 2005 07:17:59 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Kim",
"C. S.",
""
],
[
"Oh",
"Sechul",
""
],
[
"Yu",
"Chaehyun",
""
]
] | We analyze the decay processes B \to DK, DK^*, D\pi, and D\rho in a model-independent way. Using the quark diagram approach, we determine the magnitudes of the relevant amplitudes and the relative strong phase shifts. In order to find the most likely values of the magnitudes and the relative strong phases of the amplit... |
1207.5911 | Shinya Matsuzaki | Shinya Matsuzaki and Koichi Yamawaki | Is 125 GeV techni-dilaton found at LHC? | 2 eps figures, 5 pages, latex; typos fixed, version published in PLB | null | 10.1016/j.physletb.2013.01.031 | MISC-2012-14 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A new particle at around 125 GeV has been observed at the LHC, which we show
could be identified with the techni-dilaton (TD) predicted in the walking
technicolor and thus should be an evidence of walking technicolor. The TD is a
pseudo Nambu-Goldstone boson for the approximate scale symmetry spontaneously
broken by ... | [
{
"created": "Wed, 25 Jul 2012 07:57:13 GMT",
"version": "v1"
},
{
"created": "Fri, 25 Jan 2013 01:03:05 GMT",
"version": "v2"
}
] | 2015-06-05 | [
[
"Matsuzaki",
"Shinya",
""
],
[
"Yamawaki",
"Koichi",
""
]
] | A new particle at around 125 GeV has been observed at the LHC, which we show could be identified with the techni-dilaton (TD) predicted in the walking technicolor and thus should be an evidence of walking technicolor. The TD is a pseudo Nambu-Goldstone boson for the approximate scale symmetry spontaneously broken by te... |
hep-ph/0605101 | Enrique Fernandez-Martinez | E. Fernandez-Martinez | Solving Degeneracies at a $\beta$-Beam by Combining Ions | Talk given at the XLIrst Rencontres de Moriond session devoted to
Electroweak Interactions And Unified Theories in March 2006. 4 pages, 4
figures | null | null | null | hep-ph | null | We study how the eightfold-degeneracy in the ($\theta_{13},\delta$) plane
observed in $\gamma \sim 100$ $\beta$-beams can be reduced by periodically
changing the ions in the storage ring. This ``ions cocktail'' allows to change
the neutrino energy, at fixed $\gamma$, by choosing ions with different decay
energies. We... | [
{
"created": "Tue, 9 May 2006 15:16:50 GMT",
"version": "v1"
},
{
"created": "Thu, 17 Apr 2008 07:56:36 GMT",
"version": "v2"
}
] | 2008-04-17 | [
[
"Fernandez-Martinez",
"E.",
""
]
] | We study how the eightfold-degeneracy in the ($\theta_{13},\delta$) plane observed in $\gamma \sim 100$ $\beta$-beams can be reduced by periodically changing the ions in the storage ring. This ``ions cocktail'' allows to change the neutrino energy, at fixed $\gamma$, by choosing ions with different decay energies. We p... |
1805.04423 | Lorenzo Calibbi | Lorenzo Calibbi, Laura Lopez-Honorez, Steven Lowette, Alberto Mariotti | Singlet-Doublet Dark Matter Freeze-in: LHC displaced signatures versus
cosmology | 42 pages, 14 figures; v2: minor discussions, clarifications, and
references added | JHEP 1809 (2018) 037 | 10.1007/JHEP09(2018)037 | ULB-TH/18-07 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the Singlet-Doublet dark matter model in the regime of feeble
couplings, where the dark matter abundance is obtained via the freeze-in
mechanism. As a consequence of the small couplings, the heavier particles in
the model are long-lived with decay length at typical scales of collider
experiments. We analyse ... | [
{
"created": "Fri, 11 May 2018 14:33:47 GMT",
"version": "v1"
},
{
"created": "Wed, 12 Sep 2018 08:39:53 GMT",
"version": "v2"
}
] | 2018-09-13 | [
[
"Calibbi",
"Lorenzo",
""
],
[
"Lopez-Honorez",
"Laura",
""
],
[
"Lowette",
"Steven",
""
],
[
"Mariotti",
"Alberto",
""
]
] | We study the Singlet-Doublet dark matter model in the regime of feeble couplings, where the dark matter abundance is obtained via the freeze-in mechanism. As a consequence of the small couplings, the heavier particles in the model are long-lived with decay length at typical scales of collider experiments. We analyse th... |
2310.18797 | Xing Fan | Xing Fan and Mario Reig | New bounds and future prospects for axion force searches at Penning trap
experiments | 4 pages, 1 figure | null | null | null | hep-ph hep-ex physics.atom-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this note we consider Penning trap experiments as probes of axion-mediated
forces. We show that the current measurement of electron's $g$-factor already
sets a new exclusion limit for monopole-dipole axion forces acting on the
electron spin. We also show that the Penning trap's capability of switching an
electron ... | [
{
"created": "Sat, 28 Oct 2023 19:54:36 GMT",
"version": "v1"
},
{
"created": "Fri, 15 Dec 2023 02:31:14 GMT",
"version": "v2"
}
] | 2023-12-18 | [
[
"Fan",
"Xing",
""
],
[
"Reig",
"Mario",
""
]
] | In this note we consider Penning trap experiments as probes of axion-mediated forces. We show that the current measurement of electron's $g$-factor already sets a new exclusion limit for monopole-dipole axion forces acting on the electron spin. We also show that the Penning trap's capability of switching an electron an... |
hep-ph/0205273 | Gabriel Lopez Castro | G. Lopez Castro, H. B. Mayorga and J. H. Munoz | Non-leptonic decays of the B_c into tensor mesons | 14 pages, accepted for publication in JPG | J.Phys.G28:2241-2248,2002 | 10.1088/0954-3899/28/8/309 | null | hep-ph | null | We have computed the branching ratios of the exclusive pseudoscalar (vector)
+ tensor modes that are allowed in the decays of the B_c meson. The dominant
spectator and annihilation contributions in those decays are evaluated using
the factorization hypothesis. We find that some of these decay channels, such
as B_c --... | [
{
"created": "Fri, 24 May 2002 01:42:45 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Castro",
"G. Lopez",
""
],
[
"Mayorga",
"H. B.",
""
],
[
"Munoz",
"J. H.",
""
]
] | We have computed the branching ratios of the exclusive pseudoscalar (vector) + tensor modes that are allowed in the decays of the B_c meson. The dominant spectator and annihilation contributions in those decays are evaluated using the factorization hypothesis. We find that some of these decay channels, such as B_c --> ... |
1407.0232 | Heidi Rzehak | Thomas Hahn, Sven Heinemeyer, Wolfgang Hollik, Heidi Rzehak, Georg
Weiglein | Higher-Order Contributions in Higgs Sectors of Supersymmetric Models | 8 pages, latex, pdf figures, contribution to the proceedings of the
conference "Loops and Legs in Quantum Field Theory - LL 2014, 27 April - 2
May 2014, Weimar, Germany | null | null | FR-PHENO-2014-007, MPP-2014-262 | hep-ph | http://creativecommons.org/licenses/by-nc-sa/3.0/ | In 2012, the discovery of a particle compatible with a Higgs boson of a mass
of roughly 125 GeV was announced. This great success is now being followed by
the identification of the nature of this particle and the particle's properties
are being measured. One of these properties is the Higgs boson mass which is
alread... | [
{
"created": "Tue, 1 Jul 2014 13:30:02 GMT",
"version": "v1"
}
] | 2014-07-02 | [
[
"Hahn",
"Thomas",
""
],
[
"Heinemeyer",
"Sven",
""
],
[
"Hollik",
"Wolfgang",
""
],
[
"Rzehak",
"Heidi",
""
],
[
"Weiglein",
"Georg",
""
]
] | In 2012, the discovery of a particle compatible with a Higgs boson of a mass of roughly 125 GeV was announced. This great success is now being followed by the identification of the nature of this particle and the particle's properties are being measured. One of these properties is the Higgs boson mass which is already ... |
1604.07085 | Kenneth Lane | Kenneth Lane and Lukas Pritchett | The Light Composite Higgs in Strong Extended Technicolor | 23 pages, 3 figures. Updated discussion of diboson resonance status
in view of current Run 2 data. Version to be published in JHEP | null | 10.1007/JHEP06(2017)140 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | This paper extends an earlier one describing the Higgs boson $H$ as a light
composite scalar in a strong extended technicolor model of electroweak symmetry
breaking. The Higgs mass $M_H$ is made much smaller than $\Lambda_{ETC}$ by
tuning the ETC coupling very close to the critical value for electroweak
symmetry brea... | [
{
"created": "Sun, 24 Apr 2016 21:33:07 GMT",
"version": "v1"
},
{
"created": "Sat, 1 Jul 2017 14:52:46 GMT",
"version": "v2"
}
] | 2017-07-04 | [
[
"Lane",
"Kenneth",
""
],
[
"Pritchett",
"Lukas",
""
]
] | This paper extends an earlier one describing the Higgs boson $H$ as a light composite scalar in a strong extended technicolor model of electroweak symmetry breaking. The Higgs mass $M_H$ is made much smaller than $\Lambda_{ETC}$ by tuning the ETC coupling very close to the critical value for electroweak symmetry breaki... |
1108.5847 | Vadim Babkin | M.Yu. Barabanov, A.S. Vodopyanov, V.Kh. Dodokhov and V.A. Babkin | Application of High Quality Antiproton Beam with Momentum Ranging from 1
GeV/c to 15 GeV/c to Study Charmonium and Charmed Hybrids | null | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The elaborate analysis of spectrum of charmonium states and charmed hybrids
in the mass region over DD-threshold is given. The combined approach based on
the potential model and relativistic spherical symmetric top model for decay
products has been proposed. The experimental data from different collaborations
were an... | [
{
"created": "Tue, 30 Aug 2011 07:00:43 GMT",
"version": "v1"
}
] | 2011-08-31 | [
[
"Barabanov",
"M. Yu.",
""
],
[
"Vodopyanov",
"A. S.",
""
],
[
"Dodokhov",
"V. Kh.",
""
],
[
"Babkin",
"V. A.",
""
]
] | The elaborate analysis of spectrum of charmonium states and charmed hybrids in the mass region over DD-threshold is given. The combined approach based on the potential model and relativistic spherical symmetric top model for decay products has been proposed. The experimental data from different collaborations were anal... |
hep-ph/9908223 | Hitoshi Murayama | Takeo Moroi (IAS) and Hitoshi Murayama (UC Berkeley,LBNL) | The Minimal Supersymmetric Leptogenesis | 14 pages, references added, typos corrected | JHEP 0007:009,2000 | 10.1088/1126-6708/2000/07/009 | IASSNS-HEP-99/69, LBNL-44042, UCB-PTH-99/29 | hep-ph astro-ph | null | We reanalyze the supersymmetric leptogenesis model by one of the authors (HM)
and Yanagida based on \tilde{L} = H_u flat direction in detail. We point out
that the appropriate amount of baryon asymmetry can be generated in this model
with the neutrino mass matrix consistent with the atmospheric neutrino
oscillation a... | [
{
"created": "Mon, 2 Aug 1999 21:47:37 GMT",
"version": "v1"
},
{
"created": "Mon, 16 Aug 1999 21:53:25 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Moroi",
"Takeo",
"",
"IAS"
],
[
"Murayama",
"Hitoshi",
"",
"UC Berkeley,LBNL"
]
] | We reanalyze the supersymmetric leptogenesis model by one of the authors (HM) and Yanagida based on \tilde{L} = H_u flat direction in detail. We point out that the appropriate amount of baryon asymmetry can be generated in this model with the neutrino mass matrix consistent with the atmospheric neutrino oscillation and... |
hep-ph/9904412 | David Dooling | David Dooling, Kyungsik Kang and Sin Kyu Kang | Higgs Boson Bounds in Three and Four Generation Scenarios | 7 pages, 4 figures. To be published in Physical Review D | Phys.Rev. D60 (1999) 017701 | 10.1103/PhysRevD.60.017701 | BROWN-HET-1182, KIAS-P99026 | hep-ph | null | In light of recent experimental results, we present updated bounds on the
lightest Higgs boson mass in the Standard Model (SM) and in the Minimal
Supersymmetric extension of the Standard Model (MSSM). The vacuum stability
lower bound on the pure SM Higgs boson mass when the SM is taken to be valid up
to the Planck sc... | [
{
"created": "Tue, 20 Apr 1999 18:57:43 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Dooling",
"David",
""
],
[
"Kang",
"Kyungsik",
""
],
[
"Kang",
"Sin Kyu",
""
]
] | In light of recent experimental results, we present updated bounds on the lightest Higgs boson mass in the Standard Model (SM) and in the Minimal Supersymmetric extension of the Standard Model (MSSM). The vacuum stability lower bound on the pure SM Higgs boson mass when the SM is taken to be valid up to the Planck scal... |
1512.02265 | Sungwoo Hong | Kaustubh Agashe, Roberto Franceschini, Sungwoo Hong, and Doojin Kim | Energy spectra of massive two-body decay products and mass measurement | 37 pages, 8 figures | null | 10.1007/JHEP04(2016)151 | UMD-PP-015-015, CERN-PH-TH-2015-288 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have recently established a new method for measuring the mass of unstable
particles produced at hadron colliders based on the analysis of the energy
distribution of a massless product from their two-body decays. The central
ingredient of our proposal is the remarkable result that, for an unpolarized
decaying parti... | [
{
"created": "Mon, 7 Dec 2015 22:20:12 GMT",
"version": "v1"
}
] | 2016-05-25 | [
[
"Agashe",
"Kaustubh",
""
],
[
"Franceschini",
"Roberto",
""
],
[
"Hong",
"Sungwoo",
""
],
[
"Kim",
"Doojin",
""
]
] | We have recently established a new method for measuring the mass of unstable particles produced at hadron colliders based on the analysis of the energy distribution of a massless product from their two-body decays. The central ingredient of our proposal is the remarkable result that, for an unpolarized decaying particl... |
1410.5488 | Chien-Yi Chen | Chien-Yi Chen, S. Dawson, and I. M. Lewis | Exploring Resonant di-Higgs production in the Higgs Singlet Model | 25 pages, 14 figures. Version approved for publication. Discussion of
Z2 symmetric limit improved and references added | Phys. Rev. D 91, 035015 (2015) | 10.1103/PhysRevD.91.035015 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the enhancement of the di-Higgs production cross section resulting
from the resonant decay of a heavy Higgs boson at hadron colliders in a model
with a Higgs singlet. This enhancement of the double Higgs production rate is
crucial in understanding the structure of the scalar potential and we determine
the ma... | [
{
"created": "Mon, 20 Oct 2014 22:25:13 GMT",
"version": "v1"
},
{
"created": "Fri, 12 Dec 2014 16:26:36 GMT",
"version": "v2"
}
] | 2015-03-05 | [
[
"Chen",
"Chien-Yi",
""
],
[
"Dawson",
"S.",
""
],
[
"Lewis",
"I. M.",
""
]
] | We study the enhancement of the di-Higgs production cross section resulting from the resonant decay of a heavy Higgs boson at hadron colliders in a model with a Higgs singlet. This enhancement of the double Higgs production rate is crucial in understanding the structure of the scalar potential and we determine the maxi... |
hep-ph/9702237 | Jorge L. Lopez | T. Li, J. Lopez, and D. Nanopoulos | M-theory Inspired No-scale Supergravity | 8 pages, LaTeX, 3 figures (included) | Mod.Phys.Lett. A12 (1997) 2647-2654 | 10.1142/S0217732397002788 | CTP-TAMU-07/97, DOE/ER/40717-39 | hep-ph hep-th | null | We propose a supergravity model that contains elements recently shown to
arise in the strongly-coupled limit of the $E_8\times E_8$ heterotic string
(M-theory), including a no-scale--like K\"ahler potential, the identification
of the string scale with the gauge coupling unification scale, and the onset of
supersymmet... | [
{
"created": "Mon, 3 Feb 1997 21:22:40 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Li",
"T.",
""
],
[
"Lopez",
"J.",
""
],
[
"Nanopoulos",
"D.",
""
]
] | We propose a supergravity model that contains elements recently shown to arise in the strongly-coupled limit of the $E_8\times E_8$ heterotic string (M-theory), including a no-scale--like K\"ahler potential, the identification of the string scale with the gauge coupling unification scale, and the onset of supersymmetry... |
hep-ph/9702202 | null | Junji Hisano (Univ of Minnesota), Shingo Kiyoura (Tokyo Inst of Tech,
KEK), Hitoshi Murayama (UC Berkeley, LBNL) | Upper Bound on R_b in Two Higgs Doublet Model from Lepton Universality | 14 pages, LaTeX with epsfig.sty, including 5 figures | Phys.Lett.B399:156-162,1997 | 10.1016/S0370-2693(97)00259-1 | MN-HEP-1527, TPI-01/97, KEK-TH-509, TIT/HEP-359, LBNL-39902,
UCB-pth-97/05 | hep-ph | null | It has been known that $R_b$ can be enhanced in the two Higgs doublet model
if $\tan \beta$ is large. We point out that a similar enhancement in $\Gamma(Z
\to \tau^+ \tau^-)$ is large enough to place a constraint on such a
possibility. We obtain a 95% CL upper bound $\Delta R_b/R_{b} < 0.73%$ in this
model for the $\... | [
{
"created": "Sun, 2 Feb 1997 19:31:16 GMT",
"version": "v1"
}
] | 2016-09-06 | [
[
"Hisano",
"Junji",
"",
"Univ of Minnesota"
],
[
"Kiyoura",
"Shingo",
"",
"Tokyo Inst of Tech,\n KEK"
],
[
"Murayama",
"Hitoshi",
"",
"UC Berkeley, LBNL"
]
] | It has been known that $R_b$ can be enhanced in the two Higgs doublet model if $\tan \beta$ is large. We point out that a similar enhancement in $\Gamma(Z \to \tau^+ \tau^-)$ is large enough to place a constraint on such a possibility. We obtain a 95% CL upper bound $\Delta R_b/R_{b} < 0.73%$ in this model for the $\ov... |
1502.07784 | Nejc Ko\v{s}nik | Ilja Dorsner, Svjetlana Fajfer, Admir Greljo, Jernej F. Kamenik, Nejc
Kosnik and Ivan Nisandzic | New Physics Models Facing Lepton Flavor Violating Higgs Decays at the
Percent Level | 34 pages, 9 figures, expanded Section V.D with the fine-tuning
solution; conclusions unchanged | null | 10.1007/JHEP06(2015)108 | ZU-TH-2/15, DO-TH 15/04 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We speculate about the possible interpretations of the recently observed
excess in the $h \to \tau \mu$ decay. We derive a robust lower bound on the
Higgs boson coupling strength to a tau and a muon, even in presence of the most
general new physics affecting other Higgs properties. Then we reevaluate
complementary in... | [
{
"created": "Thu, 26 Feb 2015 23:09:45 GMT",
"version": "v1"
},
{
"created": "Fri, 6 Mar 2015 21:15:05 GMT",
"version": "v2"
},
{
"created": "Fri, 9 Oct 2015 10:12:16 GMT",
"version": "v3"
}
] | 2015-10-12 | [
[
"Dorsner",
"Ilja",
""
],
[
"Fajfer",
"Svjetlana",
""
],
[
"Greljo",
"Admir",
""
],
[
"Kamenik",
"Jernej F.",
""
],
[
"Kosnik",
"Nejc",
""
],
[
"Nisandzic",
"Ivan",
""
]
] | We speculate about the possible interpretations of the recently observed excess in the $h \to \tau \mu$ decay. We derive a robust lower bound on the Higgs boson coupling strength to a tau and a muon, even in presence of the most general new physics affecting other Higgs properties. Then we reevaluate complementary indi... |
2306.07671 | Newton Nath | Eligio Lisi, Antonio Marrone, Newton Nath | Interplay between non-interfering neutrino exchange mechanisms and
nuclear matrix elements in $0\nu\beta\beta$ decay | 20 pages, 9 figures, discussion and references added, conclusion
unchanged | Phys. Rev. D 108, 055023 (2023) | 10.1103/PhysRevD.108.055023 | null | hep-ph hep-ex nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We revisit the phenomenology of neutrinoless double beta ($0\nu\beta\beta$)
decay mediated by non-interfering exchange of light and heavy Majorana
neutrinos, in the context of current and prospective ton-scale experimental
searches, as well as of recent calculations of nuclear matrix elements (NME) in
different nucle... | [
{
"created": "Tue, 13 Jun 2023 10:28:12 GMT",
"version": "v1"
},
{
"created": "Wed, 20 Sep 2023 14:48:19 GMT",
"version": "v2"
}
] | 2023-09-21 | [
[
"Lisi",
"Eligio",
""
],
[
"Marrone",
"Antonio",
""
],
[
"Nath",
"Newton",
""
]
] | We revisit the phenomenology of neutrinoless double beta ($0\nu\beta\beta$) decay mediated by non-interfering exchange of light and heavy Majorana neutrinos, in the context of current and prospective ton-scale experimental searches, as well as of recent calculations of nuclear matrix elements (NME) in different nuclear... |
0903.1886 | Masashi Wakamatsu | M. Wakamatsu | Transverse momentum distributions of quarks in the nucleon from the
Chiral Quark Soliton Model | The version to appear in Physical Review D | Phys.Rev.D79:094028,2009 | 10.1103/PhysRevD.79.094028 | OU-HET-625 | hep-ph hep-ex nucl-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We report the first calculation of the simplest but most fundamental
transverse momentum dependent (TMD) distribution of quarks in the nucleon, i.e.
the time-reversal-even unpolarized TMD quark and antiquark distribution with
isoscalar combination, within the framework of the chiral quark soliton model.
The nonpertur... | [
{
"created": "Wed, 11 Mar 2009 01:06:43 GMT",
"version": "v1"
},
{
"created": "Wed, 20 May 2009 00:52:52 GMT",
"version": "v2"
}
] | 2009-07-30 | [
[
"Wakamatsu",
"M.",
""
]
] | We report the first calculation of the simplest but most fundamental transverse momentum dependent (TMD) distribution of quarks in the nucleon, i.e. the time-reversal-even unpolarized TMD quark and antiquark distribution with isoscalar combination, within the framework of the chiral quark soliton model. The nonperturba... |
1207.6529 | Francesco Murgia | M. Anselmino (1,2), M. Boglione (1,2), U. D'Alesio (3,4), E. Leader
(5), S. Melis (6), F. Murgia (4), A. Prokudin (7) ((1) University of Torino,
Italy, (2) INFN, Torino, Italy, (3) University of Cagliari, Italy, (4) INFN,
Cagliari, Italy, (5) Imperial College, London, UK, (6) ECT, Trento, Italy,
(7) JLab, Newpo... | On the role of Collins effect in the single spin asymmetry A_N in
p(transv. polarized) p --> h X processes | RevTeX4, 11 pages, 6 eps figures | null | 10.1103/PhysRevD.86.074032 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The much debated issue of the transverse single spin asymmetry A_N observed
in the inclusive large P_T production of a single hadron in pp interactions,
p(transv. polarized) p --> pion X, is considered in a TMD factorization scheme.
A previous result [1,2] stating that the maximum contribution of the Collins
effect i... | [
{
"created": "Fri, 27 Jul 2012 12:43:18 GMT",
"version": "v1"
}
] | 2013-05-30 | [
[
"Anselmino",
"M.",
""
],
[
"Boglione",
"M.",
""
],
[
"D'Alesio",
"U.",
""
],
[
"Leader",
"E.",
""
],
[
"Melis",
"S.",
""
],
[
"Murgia",
"F.",
""
],
[
"Prokudin",
"A.",
""
]
] | The much debated issue of the transverse single spin asymmetry A_N observed in the inclusive large P_T production of a single hadron in pp interactions, p(transv. polarized) p --> pion X, is considered in a TMD factorization scheme. A previous result [1,2] stating that the maximum contribution of the Collins effect is ... |
1405.4831 | Jacobo Ruiz de Elvira | Thomas Cohen, Felipe J. Llanes-Estrada, J. R. Pelaez and J. Ruiz de
Elvira | Non-ordinary light meson couplings and the $1/N_c$ expansion | 37 pages and 12 figures | Phys. Rev. D 90, 036003 (2014) | 10.1103/PhysRevD.90.036003 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the large $N_c$ behavior of couplings among light meson states with
different compositions in terms of quarks and gluons. We shortly review the
most common compositions of mesons, which are of interest for the understanding
of low-lying meson resonances, namely, the ordinary quark-antiquark states as
well as... | [
{
"created": "Mon, 19 May 2014 18:40:19 GMT",
"version": "v1"
}
] | 2014-08-20 | [
[
"Cohen",
"Thomas",
""
],
[
"Llanes-Estrada",
"Felipe J.",
""
],
[
"Pelaez",
"J. R.",
""
],
[
"de Elvira",
"J. Ruiz",
""
]
] | We study the large $N_c$ behavior of couplings among light meson states with different compositions in terms of quarks and gluons. We shortly review the most common compositions of mesons, which are of interest for the understanding of low-lying meson resonances, namely, the ordinary quark-antiquark states as well as t... |
1712.01310 | Roberto Franceschini | Roberto Franceschini, Giuliano Panico, Alex Pomarol, Francesco Riva
and Andrea Wulzer | Electroweak Precision Tests in High-Energy Diboson Processes | 35 pages, 8 Figures, Fig.7 corrected | null | 10.1007/JHEP02(2018)111 | CERN-TH-2017-252, RM3-TH/17-1 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A promising avenue to perform precision tests of the SM at the LHC is to
measure differential cross-sections at high invariant mass, exploiting in this
way the growth with the energy of the corrections induced by heavy new physics.
We classify the leading growing-with-energy effects in longitudinal diboson and
in ass... | [
{
"created": "Mon, 4 Dec 2017 19:19:00 GMT",
"version": "v1"
},
{
"created": "Fri, 8 Jun 2018 08:31:30 GMT",
"version": "v2"
}
] | 2018-06-11 | [
[
"Franceschini",
"Roberto",
""
],
[
"Panico",
"Giuliano",
""
],
[
"Pomarol",
"Alex",
""
],
[
"Riva",
"Francesco",
""
],
[
"Wulzer",
"Andrea",
""
]
] | A promising avenue to perform precision tests of the SM at the LHC is to measure differential cross-sections at high invariant mass, exploiting in this way the growth with the energy of the corrections induced by heavy new physics. We classify the leading growing-with-energy effects in longitudinal diboson and in assoc... |
hep-ph/0005261 | Lisi Eligio | G.L. Fogli (Bari U. & INFN, Bari), E. Lisi (Bari U. & INFN, Bari), D.
Montanino (Lecce U.), A. Palazzo (Bari U. & INFN, Bari) | Quasivacuum solar neutrino oscillations | 17 pages (RevTeX) + 8 figures (PostScript). Final version, to appear
in Phys. Rev. D | Phys.Rev.D62:113004,2000 | 10.1103/PhysRevD.62.113004 | null | hep-ph astro-ph hep-ex | null | We discuss in detail solar neutrino oscillations with \delta m^2/E in the
range [10^-10,10^-7] eV^2/MeV. In this range, which interpolates smoothly
between the so-called ``just-so'' and ``Mikheyev-Smirnov-Wolfenstein''
oscillation regimes, neutrino flavor transitions are increasingly affected by
matter effects as \de... | [
{
"created": "Thu, 25 May 2000 17:37:45 GMT",
"version": "v1"
},
{
"created": "Tue, 19 Sep 2000 11:50:13 GMT",
"version": "v2"
}
] | 2009-10-07 | [
[
"Fogli",
"G. L.",
"",
"Bari U. & INFN, Bari"
],
[
"Lisi",
"E.",
"",
"Bari U. & INFN, Bari"
],
[
"Montanino",
"D.",
"",
"Lecce U."
],
[
"Palazzo",
"A.",
"",
"Bari U. & INFN, Bari"
]
] | We discuss in detail solar neutrino oscillations with \delta m^2/E in the range [10^-10,10^-7] eV^2/MeV. In this range, which interpolates smoothly between the so-called ``just-so'' and ``Mikheyev-Smirnov-Wolfenstein'' oscillation regimes, neutrino flavor transitions are increasingly affected by matter effects as \delt... |
hep-ph/0204217 | Joaquim Inacio da Silva Marcos | Joaquim I. Silva-Marcos | Symmetries, Large Leptonic Mixing and a Fourth Generation | 6 pages, ReVTeX, no figures | JHEP 0212:036,2002 | 10.1088/1126-6708/2002/12/036 | null | hep-ph | null | We show that large leptonic mixing occurs most naturally in the framework of
the Sandard Model just by adding a fourth generation. One can then construct a
small $Z_4$ discrete symmetry, instead of the large $S_{4L}\times S_{4R}$,
which requires that the neutrino as well as the charged lepton mass matrices be
proport... | [
{
"created": "Thu, 18 Apr 2002 11:50:13 GMT",
"version": "v1"
},
{
"created": "Wed, 19 Jun 2002 09:49:37 GMT",
"version": "v2"
}
] | 2010-02-03 | [
[
"Silva-Marcos",
"Joaquim I.",
""
]
] | We show that large leptonic mixing occurs most naturally in the framework of the Sandard Model just by adding a fourth generation. One can then construct a small $Z_4$ discrete symmetry, instead of the large $S_{4L}\times S_{4R}$, which requires that the neutrino as well as the charged lepton mass matrices be proportio... |
2108.04027 | Felipe J. Llanes-Estrada | Eva Lope-Oter and Felipe J. Llanes-Estrada (Univ. Complutense de
Madrid) | Unbiased interpolated neutron-star EoS at finite T for modified gravity
studies | 7 pages, 10 plots | null | 10.1140/epja/s10050-021-00656-9 | null | hep-ph gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Neutron stars and their mergers provide the highest-density regime in which
Einstein's equations in full (with a matter source) can be tested against
modified theories of gravity. But doing so requires a priori knowledge of the
Equation of State from nuclear and hadron physics, where no contamination from
computation... | [
{
"created": "Sat, 31 Jul 2021 21:15:21 GMT",
"version": "v1"
}
] | 2022-02-09 | [
[
"Lope-Oter",
"Eva",
"",
"Univ. Complutense de\n Madrid"
],
[
"Llanes-Estrada",
"Felipe J.",
"",
"Univ. Complutense de\n Madrid"
]
] | Neutron stars and their mergers provide the highest-density regime in which Einstein's equations in full (with a matter source) can be tested against modified theories of gravity. But doing so requires a priori knowledge of the Equation of State from nuclear and hadron physics, where no contamination from computations ... |
1507.03943 | Ernest Ma | Ernest Ma, Nicholas Pollard, Rahul Srivastava, and Mohammadreza Zakeri | Gauge $B-L$ Model with Residual $Z_3$ Symmetry | 11 pages, 2 figures, references added, fig.1 corrected | null | 10.1016/j.physletb.2015.09.010 | UCRHEP-T554 (July 2015) | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study a gauge $B-L$ extension of the standard model of quarks and leptons
with unconventional charges for the singlet right-handed neutrinos, and extra
singlet scalars, such that a residual $Z_3$ symmetry remains after the
spontaneous breaking of $B-L$. We discuss the phenomenological consequences of
this scenario... | [
{
"created": "Tue, 14 Jul 2015 17:35:15 GMT",
"version": "v1"
},
{
"created": "Thu, 16 Jul 2015 17:33:48 GMT",
"version": "v2"
}
] | 2015-09-16 | [
[
"Ma",
"Ernest",
""
],
[
"Pollard",
"Nicholas",
""
],
[
"Srivastava",
"Rahul",
""
],
[
"Zakeri",
"Mohammadreza",
""
]
] | We study a gauge $B-L$ extension of the standard model of quarks and leptons with unconventional charges for the singlet right-handed neutrinos, and extra singlet scalars, such that a residual $Z_3$ symmetry remains after the spontaneous breaking of $B-L$. We discuss the phenomenological consequences of this scenario, ... |
2205.00321 | Werner Porod | Werner Porod | LHC phenomenology of unusual top partners in composite Higgs models | Contribution to the Corfu Summer Institute 2021 "School and Workshops
on Elementary Particle Physics and Gravity" | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | Composite Higgs models with a fermionic UV completion can contain additional
colored states beside the usual top-partners. We focus here on a model which
contains in addition SU(3) color octet top partners as well as color singlet
ones. The latter can in principle serve as a dark matter candidate. We consider
a parti... | [
{
"created": "Sat, 30 Apr 2022 18:36:46 GMT",
"version": "v1"
}
] | 2022-05-03 | [
[
"Porod",
"Werner",
""
]
] | Composite Higgs models with a fermionic UV completion can contain additional colored states beside the usual top-partners. We focus here on a model which contains in addition SU(3) color octet top partners as well as color singlet ones. The latter can in principle serve as a dark matter candidate. We consider a particu... |
1208.5502 | Skokov Vladimir | Adam Bzdak and Vladimir Skokov | Anisotropy of photon production: Initial eccentricity or magnetic field | 4 pages, 3 figures; version accepted for publication: discussions
extended, MC calculations added | Phys. Rev. Lett. 110, 192301 (2013) | 10.1103/PhysRevLett.110.192301 | null | hep-ph nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recent measurements of the azimuthal anisotropy of direct photons in
heavy-ion collisions at the energies of RHIC show that it is of the same order
as the hadronic one. This finding appears to contradict the expected dominance
of photon production from a quark-gluon plasma at an early stage of a heavy-ion
collision. ... | [
{
"created": "Mon, 27 Aug 2012 20:50:44 GMT",
"version": "v1"
},
{
"created": "Fri, 31 Aug 2012 15:00:19 GMT",
"version": "v2"
},
{
"created": "Sat, 11 May 2013 14:31:37 GMT",
"version": "v3"
}
] | 2015-06-11 | [
[
"Bzdak",
"Adam",
""
],
[
"Skokov",
"Vladimir",
""
]
] | Recent measurements of the azimuthal anisotropy of direct photons in heavy-ion collisions at the energies of RHIC show that it is of the same order as the hadronic one. This finding appears to contradict the expected dominance of photon production from a quark-gluon plasma at an early stage of a heavy-ion collision. A ... |
hep-ph/0506291 | Charanjit S. Aulakh | Charanjit S. Aulakh | MSGUTs from Germ to Bloom : towards Falsifiability and Beyond | Typos corrected,5 references added, discussion of origin of fermion
mass matrix phase freedom in FM fits improved, proposal for route to string
based SO(10) GUTs with R parity and Seesaw added in discussion section | null | null | null | hep-ph | null | We review the development of minimal renormalizable SO(10) Susy GUTs. Using
our $SO(10) \to G_{Pati-Salam} $ label decomposition we calculated the complete
GUT scale spectra and couplings and the threshold effects therefrom. The
corrections to $\alpha_G, Sin^2{\theta}_W $ and $ M_X $ are sensitive functions
of the si... | [
{
"created": "Tue, 28 Jun 2005 12:16:16 GMT",
"version": "v1"
},
{
"created": "Mon, 18 Jul 2005 19:55:08 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Aulakh",
"Charanjit S.",
""
]
] | We review the development of minimal renormalizable SO(10) Susy GUTs. Using our $SO(10) \to G_{Pati-Salam} $ label decomposition we calculated the complete GUT scale spectra and couplings and the threshold effects therefrom. The corrections to $\alpha_G, Sin^2{\theta}_W $ and $ M_X $ are sensitive functions of the sing... |
hep-ph/0507243 | Artem Lipatov | A.V. Lipatov, N.P. Zotov | Prompt photon hadroproduction at high energies in the k_T-factorization
approach | 27 pages, 13 figures | J.Phys.G34:219,2007 | 10.1088/0954-3899/34/2/005 | null | hep-ph | null | We consider the prompt photon production at high energy hadron colliders in
the framework of k_T-factorization approach. The unintegrated quark and gluon
distributions in a proton are determined using the Kimber-Martin-Ryskin
prescription. The conservative error analisys is performed. We investigate both
inclusive pr... | [
{
"created": "Wed, 20 Jul 2005 12:15:03 GMT",
"version": "v1"
}
] | 2011-03-23 | [
[
"Lipatov",
"A. V.",
""
],
[
"Zotov",
"N. P.",
""
]
] | We consider the prompt photon production at high energy hadron colliders in the framework of k_T-factorization approach. The unintegrated quark and gluon distributions in a proton are determined using the Kimber-Martin-Ryskin prescription. The conservative error analisys is performed. We investigate both inclusive prom... |
2112.09814 | Nikita Blinov | Nikita Blinov, Elizabeth Kowalczyk, Margaret Wynne | Axion-like Particle Searches at DarkQuest | 39 pages + appendices, 18 figures. References added; matches
published version | JHEP02(2022)036 | 10.1007/JHEP02(2022)036 | FERMILAB-PUB-21-749-V | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Axion-like particles (ALPs) interacting with the Standard Model can be
abundantly produced in proton beam fixed-target experiments. Looking for their
displaced decays is therefore an effective search strategy for ALPs with a mass
in the MeV to GeV range. Focusing on the benchmark models where the ALP
interacts domina... | [
{
"created": "Sat, 18 Dec 2021 01:03:57 GMT",
"version": "v1"
},
{
"created": "Sun, 26 Dec 2021 06:03:39 GMT",
"version": "v2"
},
{
"created": "Sun, 6 Feb 2022 06:16:04 GMT",
"version": "v3"
}
] | 2022-02-08 | [
[
"Blinov",
"Nikita",
""
],
[
"Kowalczyk",
"Elizabeth",
""
],
[
"Wynne",
"Margaret",
""
]
] | Axion-like particles (ALPs) interacting with the Standard Model can be abundantly produced in proton beam fixed-target experiments. Looking for their displaced decays is therefore an effective search strategy for ALPs with a mass in the MeV to GeV range. Focusing on the benchmark models where the ALP interacts dominant... |
hep-ph/9711249 | Steen Hannestad | S. Hannestad | Tau Neutrino Decays and Big Bang Nucleosynthesis | 7 pages RevTeX, 6 figures. To be published in Phys. Rev. D | Phys.Rev. D57 (1998) 2213-2218 | 10.1103/PhysRevD.57.2213 | null | hep-ph astro-ph | null | We investigate the non-radiative decay during nucleosynthesis of a massive
tau neutrino with mass 0.1 - 1 MeV into an electron neutrino and a scalar or
pseudoscalar particle, $\phi$. The full Boltzmann equation is used and shown to
give markedly different results than the usual non-relativistic formalism for
relativi... | [
{
"created": "Thu, 6 Nov 1997 09:33:03 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Hannestad",
"S.",
""
]
] | We investigate the non-radiative decay during nucleosynthesis of a massive tau neutrino with mass 0.1 - 1 MeV into an electron neutrino and a scalar or pseudoscalar particle, $\phi$. The full Boltzmann equation is used and shown to give markedly different results than the usual non-relativistic formalism for relativist... |
1701.01080 | Hiroshi Okada | Kingman Cheung, Takaaki Nomura, Hiroshi Okada | A Three-loop Neutrino Model with Leptoquark Triplet Scalars | 16 pages, 3 figures, 2 tables, accepted version for publication in
Physics Letters B | null | 10.1016/j.physletb.2017.03.021 | KIAS-P17002 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a three-loop neutrino mass model with a few leptoquark scalars in
$SU(2)_L$-triplet form, through which we can explain the anomaly of $B \to
K^{(*)} \mu^+ \mu^-$, a sizable muon $g-2$ and a bosonic dark matter candidate,
and at the same time satisfying all the constraints from lepton flavor
violations. We ... | [
{
"created": "Wed, 4 Jan 2017 17:16:30 GMT",
"version": "v1"
},
{
"created": "Mon, 13 Mar 2017 07:33:09 GMT",
"version": "v2"
}
] | 2017-03-22 | [
[
"Cheung",
"Kingman",
""
],
[
"Nomura",
"Takaaki",
""
],
[
"Okada",
"Hiroshi",
""
]
] | We propose a three-loop neutrino mass model with a few leptoquark scalars in $SU(2)_L$-triplet form, through which we can explain the anomaly of $B \to K^{(*)} \mu^+ \mu^-$, a sizable muon $g-2$ and a bosonic dark matter candidate, and at the same time satisfying all the constraints from lepton flavor violations. We pe... |
hep-ph/0111471 | Gabriella Pasztor | Gabriella Pasztor (CERN), Maxim Perelstein (LBL, Berkeley) | Exploring New Physics Through Contact Interactions in Lepton Pair
Production at a Linear Collider | Contributed to APS / DPF / DPB Summer Study on the Future of Particle
Physics (Snowmass 2001), Snowmass, Colorado, 30 Jun - 21 Jul 2001 | eConf C010630 (2001) P315 | null | LBNL-49222 | hep-ph | null | If a contact interaction type correction to a Standard Model process is
observed, studying its detailed properties can provide information on the
fundamental physics responsible for it. Assuming that such a correction has
been observed in lepton pair production at a 500 GeV - 1 TeV linear collider,
we consider a few ... | [
{
"created": "Fri, 30 Nov 2001 16:03:56 GMT",
"version": "v1"
},
{
"created": "Tue, 4 Dec 2001 18:41:11 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Pasztor",
"Gabriella",
"",
"CERN"
],
[
"Perelstein",
"Maxim",
"",
"LBL, Berkeley"
]
] | If a contact interaction type correction to a Standard Model process is observed, studying its detailed properties can provide information on the fundamental physics responsible for it. Assuming that such a correction has been observed in lepton pair production at a 500 GeV - 1 TeV linear collider, we consider a few po... |
1511.02886 | Giulia Zanderighi | Andrea Banfi, Fabrizio Caola, Fr\'ed\'eric A. Dreyer, Pier F. Monni,
Gavin P. Salam, Giulia Zanderighi, Falko Dulat | Jet-vetoed Higgs cross section in gluon fusion at N3LO+NNLL with small-R
resummation | 30 pages, 16 figures | null | 10.1007/JHEP04(2016)049 | CERN-PH-TH-2015-261, OUTP-15-29P | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present new results for the jet-veto efficiency and zero-jet cross section
in Higgs production through gluon fusion. We incorporate the N$^3$LO
corrections to the total cross section, the NNLO corrections to the 1-jet rate,
NNLL resummation for the jet $p_t$ and LL resummation for the jet radius
dependence. Our re... | [
{
"created": "Mon, 9 Nov 2015 21:08:01 GMT",
"version": "v1"
}
] | 2016-05-04 | [
[
"Banfi",
"Andrea",
""
],
[
"Caola",
"Fabrizio",
""
],
[
"Dreyer",
"Frédéric A.",
""
],
[
"Monni",
"Pier F.",
""
],
[
"Salam",
"Gavin P.",
""
],
[
"Zanderighi",
"Giulia",
""
],
[
"Dulat",
"Falko",
""
]
] | We present new results for the jet-veto efficiency and zero-jet cross section in Higgs production through gluon fusion. We incorporate the N$^3$LO corrections to the total cross section, the NNLO corrections to the 1-jet rate, NNLL resummation for the jet $p_t$ and LL resummation for the jet radius dependence. Our resu... |
0805.3037 | Martyn Gigg | M. A. Gigg and P. Richardson | Simulation of Finite Width Effects in Physics Beyond the Standard Model | 16 pages, 12 figures | null | null | DCPT/08/68, IPPP/08/34, CERN/PH/TH-110, MCnet/08/01 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a method for the inclusion of finite width effects in the
simulation of Beyond Standard Model (BSM) physics. In order to test the
validity of the method we compare our results with matrix elements for a range
of production and decay processes in the Standard Model, Minimal Supersymmetric
Standard Model (MS... | [
{
"created": "Tue, 20 May 2008 10:16:50 GMT",
"version": "v1"
}
] | 2008-05-21 | [
[
"Gigg",
"M. A.",
""
],
[
"Richardson",
"P.",
""
]
] | We present a method for the inclusion of finite width effects in the simulation of Beyond Standard Model (BSM) physics. In order to test the validity of the method we compare our results with matrix elements for a range of production and decay processes in the Standard Model, Minimal Supersymmetric Standard Model (MSSM... |
2203.05753 | Neda Razzaghi | N. Razzaghi, S. M. M. Rasouli, P. Parada, P. V. Moniz | Two-zero textures based on $A_4$ symmetry and unimodular mixing matrix | null | Symmetry 2022, 14(11), 2410 | 10.3390/sym14112410 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Applying the $A_4$ symmetry in the scenario of unimodular second scheme of
trimaximal $TM_2$ mixing matrix, where the charged lepton mass matrix is
diagonal and the nature of neutrinos are Majorana, we investigate and analyze
feasible two zeros neutrino mass matrices. Among the seven possible two-zero
textures with $... | [
{
"created": "Fri, 11 Mar 2022 04:50:27 GMT",
"version": "v1"
},
{
"created": "Thu, 28 Apr 2022 08:29:23 GMT",
"version": "v2"
}
] | 2022-11-22 | [
[
"Razzaghi",
"N.",
""
],
[
"Rasouli",
"S. M. M.",
""
],
[
"Parada",
"P.",
""
],
[
"Moniz",
"P. V.",
""
]
] | Applying the $A_4$ symmetry in the scenario of unimodular second scheme of trimaximal $TM_2$ mixing matrix, where the charged lepton mass matrix is diagonal and the nature of neutrinos are Majorana, we investigate and analyze feasible two zeros neutrino mass matrices. Among the seven possible two-zero textures with $A_... |
2112.09140 | Gregory Soyez | Frederic Dreyer, Gregory Soyez and Adam Takacs | Quarks and gluons in the Lund plane | 40 pages, 11 figures | JHEP 08 (2022) 177 | 10.1007/JHEP08(2022)177 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Discriminating quark and gluon jets is a long-standing topic in collider
phenomenology. In this paper, we address this question using the Lund jet plane
substructure technique introduced in recent years. We present two complementary
approaches: one where the quark/gluon likelihood ratio is computed
analytically, to s... | [
{
"created": "Thu, 16 Dec 2021 19:00:01 GMT",
"version": "v1"
}
] | 2022-08-23 | [
[
"Dreyer",
"Frederic",
""
],
[
"Soyez",
"Gregory",
""
],
[
"Takacs",
"Adam",
""
]
] | Discriminating quark and gluon jets is a long-standing topic in collider phenomenology. In this paper, we address this question using the Lund jet plane substructure technique introduced in recent years. We present two complementary approaches: one where the quark/gluon likelihood ratio is computed analytically, to sin... |
1506.07521 | Alexander Millar | Iason Baldes, Nicole F. Bell, Alexander J. Millar, Raymond R. Volkas | Asymmetric Dark Matter and CP Violating Scatterings in a UV Complete
Model | 28 pages, 10 figures | JCAP10(2015)048 | 10.1088/1475-7516/2015/10/048 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We explore possible asymmetric dark matter models using CP violating
scatterings to generate an asymmetry. In particular, we introduce a new model,
based on DM fields coupling to the SM Higgs and lepton doublets, a neutrino
portal, and explore its UV completions. We study the CP violation and asymmetry
formation of t... | [
{
"created": "Wed, 24 Jun 2015 20:00:31 GMT",
"version": "v1"
},
{
"created": "Tue, 1 Sep 2015 13:58:54 GMT",
"version": "v2"
}
] | 2015-10-23 | [
[
"Baldes",
"Iason",
""
],
[
"Bell",
"Nicole F.",
""
],
[
"Millar",
"Alexander J.",
""
],
[
"Volkas",
"Raymond R.",
""
]
] | We explore possible asymmetric dark matter models using CP violating scatterings to generate an asymmetry. In particular, we introduce a new model, based on DM fields coupling to the SM Higgs and lepton doublets, a neutrino portal, and explore its UV completions. We study the CP violation and asymmetry formation of thi... |
1003.2841 | Shinya Matsuzaki | Kazumoto Haba, Shinya Matsuzaki, and Koichi Yamawaki | Holographic Techni-dilaton, or Conformal Higgs | To appear in proceedings of SCGT09, Nagoya, Japan, 4 pages | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study a holographic model dual to walking/conformal technicolor (W/C TC)
deforming a hard-wall type of bottom-up setup by including effects from
techni-gluon condensation. We calculate masses of (techni-) $\rho$ meson, $a_1$
meson, and flavor/chiral-singlet scalar meson identified with techni-dilaton
(TD)/conforma... | [
{
"created": "Mon, 15 Mar 2010 02:46:30 GMT",
"version": "v1"
}
] | 2010-03-16 | [
[
"Haba",
"Kazumoto",
""
],
[
"Matsuzaki",
"Shinya",
""
],
[
"Yamawaki",
"Koichi",
""
]
] | We study a holographic model dual to walking/conformal technicolor (W/C TC) deforming a hard-wall type of bottom-up setup by including effects from techni-gluon condensation. We calculate masses of (techni-) $\rho$ meson, $a_1$ meson, and flavor/chiral-singlet scalar meson identified with techni-dilaton (TD)/conformal ... |
1604.08082 | Alexandre Deur | A. Deur, S. J. Brodsky and G. F. de Teramond | The QCD Running Coupling | Invited review article for Progress in Particle and Nuclear Physics.
195 pages, 18 figures. V3: Minor corrections and addenda compared to V1 and
V2. V4: typo fixed in Eq. (3.21). V5: corrected a sign typo in Eqs. (3.27,
3.32, 3.33 and 3.40) | Prog. Part. Nuc. Phys. 90 1 (2016) | 10.1016/j.ppnp.2016.04.003 | JLAB-PHY-16-2199, SLAC-PUB-16448, DOE/OR/23177-3645 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We review the present knowledge for $\alpha_s$, the fundamental coupling
underlying the interactions of quarks and gluons in QCD. The dependence of
$\alpha_s(Q^2)$ on momentum transfer $Q$ encodes the underlying dynamics of
hadron physics -from color confinement in the infrared domain to asymptotic
freedom at short d... | [
{
"created": "Wed, 27 Apr 2016 14:20:07 GMT",
"version": "v1"
},
{
"created": "Fri, 3 Jun 2016 22:19:38 GMT",
"version": "v2"
},
{
"created": "Mon, 15 Aug 2016 12:29:59 GMT",
"version": "v3"
},
{
"created": "Thu, 10 Sep 2020 10:59:52 GMT",
"version": "v4"
},
{
"cr... | 2023-05-05 | [
[
"Deur",
"A.",
""
],
[
"Brodsky",
"S. J.",
""
],
[
"de Teramond",
"G. F.",
""
]
] | We review the present knowledge for $\alpha_s$, the fundamental coupling underlying the interactions of quarks and gluons in QCD. The dependence of $\alpha_s(Q^2)$ on momentum transfer $Q$ encodes the underlying dynamics of hadron physics -from color confinement in the infrared domain to asymptotic freedom at short dis... |
hep-ph/9502202 | Lyubovitskij Valery | M.A.Ivanov and V.E.Lyubovitskij | Isgur-Wise Function and Observables of $\Lambda_b$ Baryon | 9 pages, LaTeX (3 figures avaible under request) | null | null | Preprint JINR P2-94-325, 1994 | hep-ph | null | In connection with planned experiments devoted to investigation of
semileptonic decays of beauty baryons Isgur-Wise function and observables of
$\Lambda_b$ baryon (decay rates and distributions, leptonic spectra and
asymmetry parameters) are calculated in the framework of diquark model with
taking into account of inf... | [
{
"created": "Wed, 1 Feb 1995 13:25:17 GMT",
"version": "v1"
}
] | 2016-09-01 | [
[
"Ivanov",
"M. A.",
""
],
[
"Lyubovitskij",
"V. E.",
""
]
] | In connection with planned experiments devoted to investigation of semileptonic decays of beauty baryons Isgur-Wise function and observables of $\Lambda_b$ baryon (decay rates and distributions, leptonic spectra and asymmetry parameters) are calculated in the framework of diquark model with taking into account of infra... |
2111.11444 | Juri Smirnov | Pouya Asadi, Tracy R. Slatyer, Juri Smirnov | WIMPs Without Weakness: Generalized Mass Window with Entropy Injection | 9 pages and technical appendices | null | 10.1103/PhysRevD.106.015012 | MIT-CTP/5361 | hep-ph astro-ph.CO hep-th | http://creativecommons.org/licenses/by/4.0/ | We study general freeze-out scenarios where an arbitrary number of initial
and final dark matter particles participate in the number-changing freeze-out
interaction. We consider a simple sector with two particle species undergoing
such a thermal freeze-out; one of the relics is stable and gives rise to the
dark matte... | [
{
"created": "Mon, 22 Nov 2021 19:00:00 GMT",
"version": "v1"
}
] | 2022-07-27 | [
[
"Asadi",
"Pouya",
""
],
[
"Slatyer",
"Tracy R.",
""
],
[
"Smirnov",
"Juri",
""
]
] | We study general freeze-out scenarios where an arbitrary number of initial and final dark matter particles participate in the number-changing freeze-out interaction. We consider a simple sector with two particle species undergoing such a thermal freeze-out; one of the relics is stable and gives rise to the dark matter ... |
2101.10683 | Rafiqul Rahaman | Partha Konar, Biswarup Mukhopadhyaya, Rafiqul Rahaman and Ritesh K.
Singh | Probing non-standard $b\bar{b}h$ interaction at the LHC at $\sqrt{s}=13$
TeV | 13 pages, 5 figures, 3 tables | null | 10.1016/j.physletb.2021.136358 | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | In the detailed probe of Higgs boson properties at the Large Hadron Collider,
and in looking for new physics signatures in the electroweak symmetry breaking
sector, the bottom quark Yukawa coupling has a crucial role. We investigate
possible departure from the standard model value of $b\bar{b}h$ coupling,
phenomenolo... | [
{
"created": "Tue, 26 Jan 2021 10:15:11 GMT",
"version": "v1"
}
] | 2021-05-19 | [
[
"Konar",
"Partha",
""
],
[
"Mukhopadhyaya",
"Biswarup",
""
],
[
"Rahaman",
"Rafiqul",
""
],
[
"Singh",
"Ritesh K.",
""
]
] | In the detailed probe of Higgs boson properties at the Large Hadron Collider, and in looking for new physics signatures in the electroweak symmetry breaking sector, the bottom quark Yukawa coupling has a crucial role. We investigate possible departure from the standard model value of $b\bar{b}h$ coupling, phenomenologi... |
1901.03518 | Zhan-Wei Liu | Dan Guo, Cheng-Qun Pang, Zhan-Wei Liu, Xiang Liu | Study of Unflavored Light Mesons with $J^{PC}=2^{--}$ | 10 pages, 11 figures; more discussions and some new references are
added | Phys. Rev. D 99, 056001 (2019) | 10.1103/PhysRevD.99.056001 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The unflavored light meson families, namely $\omega_2$, $\rho_2$, and
$\phi_2$, are studied systematically by investigating the spectrum and the
two-body strong decays allowed by Okubo-Zweig-Iizuka rule. Including the four
experimentally observed states and other predicted states, phenomenological
analysis of the par... | [
{
"created": "Fri, 11 Jan 2019 09:14:29 GMT",
"version": "v1"
},
{
"created": "Mon, 18 Feb 2019 15:33:08 GMT",
"version": "v2"
},
{
"created": "Wed, 6 Mar 2019 15:30:19 GMT",
"version": "v3"
}
] | 2019-03-07 | [
[
"Guo",
"Dan",
""
],
[
"Pang",
"Cheng-Qun",
""
],
[
"Liu",
"Zhan-Wei",
""
],
[
"Liu",
"Xiang",
""
]
] | The unflavored light meson families, namely $\omega_2$, $\rho_2$, and $\phi_2$, are studied systematically by investigating the spectrum and the two-body strong decays allowed by Okubo-Zweig-Iizuka rule. Including the four experimentally observed states and other predicted states, phenomenological analysis of the parti... |
1402.3536 | Robert Thorne S | R.S. Thorne | The effect on PDFs and $\alpha_S(M_Z^2)$ due to changes in flavour
scheme and higher twist contributions | 23 pages, 19 figures. Final version. Sioke slightly extended
discussion | Eur. Phys. J. C (2014) 74: 2958 | 10.1140/epjc/s10052-014-2958-4 | LCTS/2012-25 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | I consider the effect on MSTW partons distribution functions (PDFs) due to
changes in the choices of theoretical procedure used in the fit. I first
consider using the 3-flavour fixed flavour number scheme instead of the
standard general mass variable flavour number scheme used in the MSTW analysis.
This results in th... | [
{
"created": "Fri, 14 Feb 2014 17:29:43 GMT",
"version": "v1"
},
{
"created": "Tue, 5 Aug 2014 14:12:26 GMT",
"version": "v2"
}
] | 2014-08-06 | [
[
"Thorne",
"R. S.",
""
]
] | I consider the effect on MSTW partons distribution functions (PDFs) due to changes in the choices of theoretical procedure used in the fit. I first consider using the 3-flavour fixed flavour number scheme instead of the standard general mass variable flavour number scheme used in the MSTW analysis. This results in the ... |
1107.1215 | Adam Bzdak | A. Bialas, A. Bzdak, K. Zalewski | Hidden asymmetry and long range rapidity correlations | 9 pages, new section 5 with comments, to appear in Phys. Lett. B | null | 10.1016/j.physletb.2012.03.008 | RBRC: 910 | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Interpretation of long-range rapidity correlations in terms of the
fluctuating rapidity density distribution of the system created in high-energy
collisions is proposed. When applied to recent data of the STAR coll., it shows
a substantial asymmetric component in the shape of this system in central Au-Au
collisions, ... | [
{
"created": "Wed, 6 Jul 2011 18:31:03 GMT",
"version": "v1"
},
{
"created": "Thu, 8 Mar 2012 21:44:24 GMT",
"version": "v2"
}
] | 2015-05-28 | [
[
"Bialas",
"A.",
""
],
[
"Bzdak",
"A.",
""
],
[
"Zalewski",
"K.",
""
]
] | Interpretation of long-range rapidity correlations in terms of the fluctuating rapidity density distribution of the system created in high-energy collisions is proposed. When applied to recent data of the STAR coll., it shows a substantial asymmetric component in the shape of this system in central Au-Au collisions, im... |
hep-ph/9406308 | Dave Seckel | K.S. Babu, S.M. Barr and D. Seckel | Axion Dissipation Through the Mixing of Goldstone Bosons | 20 pages, Latex, (3 uuencoded compressed tarred postscript figures
attached) | Phys.Lett.B336:213-220,1994 | 10.1016/0370-2693(94)90241-0 | Bartol Preprint, BA-93-16 | hep-ph astro-ph | null | By coupling axions strongly to a hidden sector, the energy density in
coherent axions may be converted to radiative degrees of freedom, alleviating
the ``axion energy crisis''. The strong coupling is achieved by mixing the
axion and some other Goldstone boson through their kinetic energy terms, in a
manner reminiscen... | [
{
"created": "Tue, 14 Jun 1994 17:47:01 GMT",
"version": "v1"
},
{
"created": "Wed, 15 Jun 1994 13:10:06 GMT",
"version": "v2"
}
] | 2011-05-12 | [
[
"Babu",
"K. S.",
""
],
[
"Barr",
"S. M.",
""
],
[
"Seckel",
"D.",
""
]
] | By coupling axions strongly to a hidden sector, the energy density in coherent axions may be converted to radiative degrees of freedom, alleviating the ``axion energy crisis''. The strong coupling is achieved by mixing the axion and some other Goldstone boson through their kinetic energy terms, in a manner reminiscent ... |
hep-ph/0307049 | Wim de Boer | Wim de Boer, Christian Sander | Global Electroweak Fits and Gauge Coupling Unification | 18 pages, 13 figures | Phys.Lett. B585 (2004) 276-286 | 10.1016/j.physletb.2004.01.083 | null | hep-ph | null | The purpose of this paper is threefold: a) Check if the rather poor Standard
Model (SM) fit to all electroweak data can be improved in its minimal
supersymmetric extension (MSSM); b) Check what constraints present electroweak
data has on the parameter space of the supergravity inspired Constrained MSSM
(CMSSM); c) Ch... | [
{
"created": "Thu, 3 Jul 2003 17:50:51 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"de Boer",
"Wim",
""
],
[
"Sander",
"Christian",
""
]
] | The purpose of this paper is threefold: a) Check if the rather poor Standard Model (SM) fit to all electroweak data can be improved in its minimal supersymmetric extension (MSSM); b) Check what constraints present electroweak data has on the parameter space of the supergravity inspired Constrained MSSM (CMSSM); c) Chec... |
2203.00244 | Yuping Guo | Y. P. Guo and C. Z. Yuan | Impact of the interference between the resonance and continuum
amplitudes on vector quarkonia decay branching fraction measurements | null | Phys. Rev. D 105, 114001 (2022) | 10.1103/PhysRevD.105.114001 | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | The measurement of the branching fraction of a heavy quarkonium decaying into
light hadronic final state at $e^+e^-$ colliders is revisited. In $e^+e^-$
annihilation experiments, background contributions from the continuum amplitude
and its interference with the resonance amplitude are irreducible. These
effects beco... | [
{
"created": "Tue, 1 Mar 2022 05:50:09 GMT",
"version": "v1"
},
{
"created": "Fri, 17 Jun 2022 03:13:30 GMT",
"version": "v2"
}
] | 2022-06-20 | [
[
"Guo",
"Y. P.",
""
],
[
"Yuan",
"C. Z.",
""
]
] | The measurement of the branching fraction of a heavy quarkonium decaying into light hadronic final state at $e^+e^-$ colliders is revisited. In $e^+e^-$ annihilation experiments, background contributions from the continuum amplitude and its interference with the resonance amplitude are irreducible. These effects become... |
1901.09095 | Christopher Lee | Christopher Lee, Prashant Shrivastava and Varun Vaidya | Predictions for energy correlators probing substructure of groomed heavy
quark jets | 50 pages, 16 figures. v2: improved discussions of phase space
boundaries and transition points in EFT vs. fixed-order computations,
numerous other minor clarifications and corrections. v3: minor clarifications
and corrections, version published in JHEP | null | 10.1007/JHEP09(2019)045 | LA-UR-18-24853 | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We develop an effective field theory (EFT) framework to perform an analytic
calculation for energy correlator observables computed on groomed heavy-quark
jets. A soft-drop grooming algorithm is applied to a jet initiated by a massive
quark to minimize soft contamination effects such as pile-up and multi-parton
intera... | [
{
"created": "Fri, 25 Jan 2019 21:53:32 GMT",
"version": "v1"
},
{
"created": "Mon, 13 May 2019 20:52:38 GMT",
"version": "v2"
},
{
"created": "Thu, 15 Aug 2019 17:37:06 GMT",
"version": "v3"
}
] | 2019-10-02 | [
[
"Lee",
"Christopher",
""
],
[
"Shrivastava",
"Prashant",
""
],
[
"Vaidya",
"Varun",
""
]
] | We develop an effective field theory (EFT) framework to perform an analytic calculation for energy correlator observables computed on groomed heavy-quark jets. A soft-drop grooming algorithm is applied to a jet initiated by a massive quark to minimize soft contamination effects such as pile-up and multi-parton interact... |
hep-ph/0011230 | Jiunn-Wei Chen | Jiunn-Wei Chen and Xiangdong Ji | Measuring the P-odd Pion-Nucleon Coupling h_{\pi NN}^{(1)} in \pi^+
Photoproton Production Near the Threshold | 4 pages, 3 figures. More data points in fig. 1 and note added in
proof added | Phys.Rev.Lett. 86 (2001) 4239-4242 | 10.1103/PhysRevLett.86.4239 | DOE/ER/40762-218, UMD-PP-01-018 | hep-ph nucl-ex nucl-th | null | We show that polarized gamma p -> \pi^+ n in the threshold region is an
excellent candidate for measuring the leading parity-violating pion-nucleon
coupling h_{\pi NN}^{(1)} to an uncertainty of 20% if it has a natural size
from dimensional analysis. The conclusion is based on a large unpolarized cross
section, a new... | [
{
"created": "Sat, 18 Nov 2000 17:48:58 GMT",
"version": "v1"
},
{
"created": "Tue, 13 Feb 2001 20:08:54 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Chen",
"Jiunn-Wei",
""
],
[
"Ji",
"Xiangdong",
""
]
] | We show that polarized gamma p -> \pi^+ n in the threshold region is an excellent candidate for measuring the leading parity-violating pion-nucleon coupling h_{\pi NN}^{(1)} to an uncertainty of 20% if it has a natural size from dimensional analysis. The conclusion is based on a large unpolarized cross section, a new l... |
hep-ph/0008335 | Abada | A. Abada, K. Bouakaz and N. Daira-Aifa | Damping of very soft moving quarks in high-temperature QCD | 24 pages, REVTeX | Eur.Phys.J.C18:765-777,2001 | 10.1007/s100520100554 | null | hep-ph | null | We determine the analytic expression of the damping rates for very soft
moving quarks in an expansion to second order in powers of their momentum in
the context of QCD at high temperature. The calculation is performed using the
hard-thermal-loop-summed perturbation scheme. We describe the range of validity
of the exp... | [
{
"created": "Thu, 31 Aug 2000 17:53:40 GMT",
"version": "v1"
}
] | 2009-01-07 | [
[
"Abada",
"A.",
""
],
[
"Bouakaz",
"K.",
""
],
[
"Daira-Aifa",
"N.",
""
]
] | We determine the analytic expression of the damping rates for very soft moving quarks in an expansion to second order in powers of their momentum in the context of QCD at high temperature. The calculation is performed using the hard-thermal-loop-summed perturbation scheme. We describe the range of validity of the expan... |
1704.07835 | Artur Ankowski | Artur M. Ankowski | Nuclear effects are relevant to the calorimetric reconstruction of
neutrino energy | 5 pages, 2 figures | null | null | null | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | As the calorimetric method of neutrino-energy reconstruction is generally
considered to be largely insensitive to nuclear effects, its application seems
to be an effective way for reducing systematic uncertainties in oscillation
experiments. To verify the validity of this opinion, we quantitatively study
the sensitiv... | [
{
"created": "Tue, 25 Apr 2017 18:00:12 GMT",
"version": "v1"
}
] | 2017-04-27 | [
[
"Ankowski",
"Artur M.",
""
]
] | As the calorimetric method of neutrino-energy reconstruction is generally considered to be largely insensitive to nuclear effects, its application seems to be an effective way for reducing systematic uncertainties in oscillation experiments. To verify the validity of this opinion, we quantitatively study the sensitivit... |
2303.15624 | Mao Zeng | Mao Zeng | Feynman Integrals from Positivity Constraints | 43 pages, 14 figures | JHEP 09 (2023) 042 | 10.1007/JHEP09(2023)042 | null | hep-ph hep-th | http://creativecommons.org/licenses/by/4.0/ | We explore inequality constraints as a new tool for numerically evaluating
Feynman integrals. A convergent Feynman integral is non-negative if the
integrand is non-negative in either loop momentum space or Feynman parameter
space. Applying various identities, all such integrals can be reduced to linear
sums of a smal... | [
{
"created": "Mon, 27 Mar 2023 22:41:06 GMT",
"version": "v1"
},
{
"created": "Tue, 3 Oct 2023 19:42:44 GMT",
"version": "v2"
}
] | 2023-10-05 | [
[
"Zeng",
"Mao",
""
]
] | We explore inequality constraints as a new tool for numerically evaluating Feynman integrals. A convergent Feynman integral is non-negative if the integrand is non-negative in either loop momentum space or Feynman parameter space. Applying various identities, all such integrals can be reduced to linear sums of a small ... |
hep-ph/9603406 | null | Somenath Chakrabarty | Quark Matter in Strong Magnetic Field | 31 Pages TEX file, with 9-figures available under request | Phys.Rev.D54:1306-1316,1996 | 10.1103/PhysRevD.54.1306 | null | hep-ph | null | The effect of strong magnetic field on the stability and gross properties of
bulk as well as quasi-bulk quark matter has been investigated using the
conventional MIT bag model. Both the Landau diamagnetism and the paramagnetism
of quark matter has been studied. How the quark hadron phase transition is
affected by the... | [
{
"created": "Thu, 21 Mar 1996 18:21:00 GMT",
"version": "v1"
}
] | 2011-05-05 | [
[
"Chakrabarty",
"Somenath",
""
]
] | The effect of strong magnetic field on the stability and gross properties of bulk as well as quasi-bulk quark matter has been investigated using the conventional MIT bag model. Both the Landau diamagnetism and the paramagnetism of quark matter has been studied. How the quark hadron phase transition is affected by the p... |
1202.6295 | Masato Jimbo | M. Jimbo, T. Inoue, T. Jujo, T. Kon, T. Ishikawa, Y. Kurihara, K. Kato
and M. Kuroda | Pair-production and Three-body Decay of the Lighter Stop at the ILC in
One-loop Order in the MSSM | 6 pages, 5 figures (7 eps files), Prepared for the Proceedings of
International Workshop on Future Linear Colliders, LCWS11, 26-30 September
2011, Palacio de Exposiciones y Congresos, Granada, Spain | null | null | CUCP-12-1, KEK-CP-265 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have been developing a program package called GRACE/SUSY-loop which
automatically calculates the MSSM amplitudes in one-loop order. We present
numerical results of calculations for pair-production and three-body decay of
the lighter stop ($\widetilde{t}_1$) at the International Linear Collider (ILC)
using GRACE/SU... | [
{
"created": "Tue, 28 Feb 2012 17:31:24 GMT",
"version": "v1"
}
] | 2012-02-29 | [
[
"Jimbo",
"M.",
""
],
[
"Inoue",
"T.",
""
],
[
"Jujo",
"T.",
""
],
[
"Kon",
"T.",
""
],
[
"Ishikawa",
"T.",
""
],
[
"Kurihara",
"Y.",
""
],
[
"Kato",
"K.",
""
],
[
"Kuroda",
"M.",
""
]
] | We have been developing a program package called GRACE/SUSY-loop which automatically calculates the MSSM amplitudes in one-loop order. We present numerical results of calculations for pair-production and three-body decay of the lighter stop ($\widetilde{t}_1$) at the International Linear Collider (ILC) using GRACE/SUSY... |
1210.7712 | Xumeu Planells | Alexander A. Andrianov, Domenec Espriu and Xumeu Planells | An effective QCD Lagrangian in the presence of an axial chemical
potential | 13 pages, 9 figures | null | 10.1140/epjc/s10052-013-2294-0 | ICCUB-12-363; UB-ECM-PF-80/12 | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the low energy realization of QCD in terms of mesons when an
axial chemical potential is present; a situation that may be relevant in heavy
ion collisions. We shall demonstrate that the presence of an axial charge has
profound consequences on meson physics. The most notorious effect is the
appearance of a... | [
{
"created": "Mon, 29 Oct 2012 16:19:49 GMT",
"version": "v1"
}
] | 2015-06-11 | [
[
"Andrianov",
"Alexander A.",
""
],
[
"Espriu",
"Domenec",
""
],
[
"Planells",
"Xumeu",
""
]
] | We consider the low energy realization of QCD in terms of mesons when an axial chemical potential is present; a situation that may be relevant in heavy ion collisions. We shall demonstrate that the presence of an axial charge has profound consequences on meson physics. The most notorious effect is the appearance of an ... |
1803.03038 | Rupak Dutta | Rupak Dutta and Rajeev N | Signature of Lepton flavor universality violation in $B_s \to
D_s\tau\nu$ semileptonic decays | 14 pages, 9 figures | Phys. Rev. D 97, 095045 (2018) | 10.1103/PhysRevD.97.095045 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Deviation from the standard model prediction is observed in many semileptonic
$B$ decays mediated via $b \to c$ charged current interactions. In particular,
current experimental measurements of the ratio of branching ratio $R_D$ and
$R_{D^{\ast}}$ in $B \rightarrow D^{(*)}l \nu$ decays disagree with standard
model ex... | [
{
"created": "Thu, 8 Mar 2018 10:59:02 GMT",
"version": "v1"
}
] | 2018-06-06 | [
[
"Dutta",
"Rupak",
""
],
[
"N",
"Rajeev",
""
]
] | Deviation from the standard model prediction is observed in many semileptonic $B$ decays mediated via $b \to c$ charged current interactions. In particular, current experimental measurements of the ratio of branching ratio $R_D$ and $R_{D^{\ast}}$ in $B \rightarrow D^{(*)}l \nu$ decays disagree with standard model expe... |
0911.1986 | Are R. Raklev | A.R. Raklev, M.J. White | Constraining the MSSM with Dark Matter indirect detection data | 5 pages, 3 figures | null | null | CAVENDISH-HEP-2009-23 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recently, a claim of possible evidence for Dark Matter in data from the Fermi
LAT experiment was made by Goodenough and Hooper [8]. We test the Dark Matter
properties consistent with their claim in terms of the MSSM by a 24-dimensional
parameter scan using nested sampling, excluding all but a very small region of
the... | [
{
"created": "Tue, 10 Nov 2009 20:51:20 GMT",
"version": "v1"
}
] | 2009-11-11 | [
[
"Raklev",
"A. R.",
""
],
[
"White",
"M. J.",
""
]
] | Recently, a claim of possible evidence for Dark Matter in data from the Fermi LAT experiment was made by Goodenough and Hooper [8]. We test the Dark Matter properties consistent with their claim in terms of the MSSM by a 24-dimensional parameter scan using nested sampling, excluding all but a very small region of the M... |
2309.13112 | Valentina Danieli | Valentina Danieli, Takeshi Kobayashi, Nicola Bartolo, Sabino Matarrese
and Matteo Viel | Anharmonic Effects on the Squeezing of Axion Perturbations | 22 pages + appendices, 10 figures | JCAP04(2024)058 | 10.1088/1475-7516/2024/04/058 | null | hep-ph astro-ph.CO gr-qc hep-th quant-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It is assumed in standard cosmology that the Universe underwent a period of
inflation in its earliest phase, providing the seeds for structure formation
through vacuum fluctuations of the inflaton scalar field. These fluctuations
get stretched by the quasi-exponential expansion of the Universe and become
squeezed. Th... | [
{
"created": "Fri, 22 Sep 2023 18:00:04 GMT",
"version": "v1"
},
{
"created": "Thu, 18 Apr 2024 21:45:31 GMT",
"version": "v2"
}
] | 2024-04-22 | [
[
"Danieli",
"Valentina",
""
],
[
"Kobayashi",
"Takeshi",
""
],
[
"Bartolo",
"Nicola",
""
],
[
"Matarrese",
"Sabino",
""
],
[
"Viel",
"Matteo",
""
]
] | It is assumed in standard cosmology that the Universe underwent a period of inflation in its earliest phase, providing the seeds for structure formation through vacuum fluctuations of the inflaton scalar field. These fluctuations get stretched by the quasi-exponential expansion of the Universe and become squeezed. The ... |
hep-ph/9901389 | Demir Durmus Ali | D. A. Demir | Effects of the supersymmetric phases on the neutral Higgs sector | 24 pp, 8 figs, 2 tables, typos and errors corrected | Phys. Rev. D 60, 055006 (1999) | 10.1103/PhysRevD.60.055006 | IC/99/1 | hep-ph | null | By using the effective potential approximation and taking into account the
dominant top quark and scalar top quark loops, radiative corrections to MSSM
Higgs potential are computed in the presence of the supersymmetric CP-violating
phases. It is found that, the lightest Higgs scalar remains essentially CP-even
as in ... | [
{
"created": "Fri, 22 Jan 1999 21:56:05 GMT",
"version": "v1"
},
{
"created": "Tue, 30 Mar 1999 22:43:09 GMT",
"version": "v2"
}
] | 2016-08-25 | [
[
"Demir",
"D. A.",
""
]
] | By using the effective potential approximation and taking into account the dominant top quark and scalar top quark loops, radiative corrections to MSSM Higgs potential are computed in the presence of the supersymmetric CP-violating phases. It is found that, the lightest Higgs scalar remains essentially CP-even as in th... |
2012.12421 | Jen-Chieh Peng | Gordon Baym and Jen-Chieh Peng | Evolution of Primordial Neutrino Helicities in Astrophysical Magnetic
Fields and Implications for their Detection | 7 pages, 1 figure, typos corrected, references added, to be published
in Phys. Rev. Lett | Phys. Rev. Lett. 126, 191803 (2021) | 10.1103/PhysRevLett.126.191803 | null | hep-ph astro-ph.CO hep-ex nucl-th | http://creativecommons.org/licenses/by/4.0/ | Since decoupling in the early universe in helicity states, primordial
neutrinos propagating in astrophysical magnetic fields precess and undergo
helicity changes. In view of the XENON1T experiment possibly finding a large
magnetic moment of solar neutrinos, we estimate the helicity flipping for relic
neutrinos in bot... | [
{
"created": "Tue, 22 Dec 2020 23:59:27 GMT",
"version": "v1"
},
{
"created": "Sun, 31 Jan 2021 02:40:15 GMT",
"version": "v2"
},
{
"created": "Mon, 19 Apr 2021 01:28:01 GMT",
"version": "v3"
}
] | 2021-05-19 | [
[
"Baym",
"Gordon",
""
],
[
"Peng",
"Jen-Chieh",
""
]
] | Since decoupling in the early universe in helicity states, primordial neutrinos propagating in astrophysical magnetic fields precess and undergo helicity changes. In view of the XENON1T experiment possibly finding a large magnetic moment of solar neutrinos, we estimate the helicity flipping for relic neutrinos in both ... |
1411.2592 | Prateek Agrawal | Prateek Agrawal, Brian Batell, Patrick J. Fox and Roni Harnik | WIMPs at the Galactic Center | 26 pages, 10 figures, 1 table | null | 10.1088/1475-7516/2015/05/011 | FERMILAB-PUB-14-411-T, CERN-PH-TH-2014-219 | hep-ph astro-ph.CO astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Simple models of weakly interacting massive particles (WIMPs) predict dark
matter annihilations into pairs of electroweak gauge bosons, Higgses or tops,
which through their subsequent cascade decays produce a spectrum of gamma rays.
Intriguingly, an excess in gamma rays coming from near the Galactic center has
been c... | [
{
"created": "Mon, 10 Nov 2014 21:00:03 GMT",
"version": "v1"
}
] | 2015-05-20 | [
[
"Agrawal",
"Prateek",
""
],
[
"Batell",
"Brian",
""
],
[
"Fox",
"Patrick J.",
""
],
[
"Harnik",
"Roni",
""
]
] | Simple models of weakly interacting massive particles (WIMPs) predict dark matter annihilations into pairs of electroweak gauge bosons, Higgses or tops, which through their subsequent cascade decays produce a spectrum of gamma rays. Intriguingly, an excess in gamma rays coming from near the Galactic center has been con... |
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