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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
hep-ph/0008046 | Piotr Chankowski | P.H. Chankowski, L. Slawianowska (Warsaw Univ.) | $B^0_{d,s}\to \mu^-\mu^+$ in the MSSM | 22 pages, 6 figures | Phys.Rev.D63:054012,2001 | 10.1103/PhysRevD.63.054012 | IFT-00/16 | hep-ph | null | We present the results of the complete one-loop computation of the
$B^0_{d,s}\to l^+l^-$ decay rate in the MSSM. Both sources of the FCNC, the CKM
matrix and off-diagonal entries of the sfermion mass matrices are considered.
Strong enhancement of the branching ratio (compared to the SM prediction) can
be obtained in ... | [
{
"created": "Fri, 4 Aug 2000 13:02:00 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Chankowski",
"P. H.",
"",
"Warsaw Univ."
],
[
"Slawianowska",
"L.",
"",
"Warsaw Univ."
]
] | We present the results of the complete one-loop computation of the $B^0_{d,s}\to l^+l^-$ decay rate in the MSSM. Both sources of the FCNC, the CKM matrix and off-diagonal entries of the sfermion mass matrices are considered. Strong enhancement of the branching ratio (compared to the SM prediction) can be obtained in th... |
2202.08476 | Johannes Bl\"umlein | J. Bl\"umlein and K. Sch\"onwald | High Precision QED Initial State Corrections for $e^+ e^- \rightarrow
\gamma^*/Z^*$ Annihilation | 24 pages LATEX, 5 Figures | null | 10.1142/S021773232230004X | DESY 22--024, DO-TH 22/04, TTP 22--011, SAGEX 22--19 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | The precise knowledge of the QED initial state corrections is of instrumental
importance in studying high luminosity measurements in $e^+e^-$ annihilation at
facilities like LEP, the International Linear Collider ILC, CLIC, a Giga-$Z$
facility, and the planned FCC\_ee. Logarithmic corrections of up to $O(\alpha^6
L^5... | [
{
"created": "Thu, 17 Feb 2022 07:08:36 GMT",
"version": "v1"
}
] | 2022-05-11 | [
[
"Blümlein",
"J.",
""
],
[
"Schönwald",
"K.",
""
]
] | The precise knowledge of the QED initial state corrections is of instrumental importance in studying high luminosity measurements in $e^+e^-$ annihilation at facilities like LEP, the International Linear Collider ILC, CLIC, a Giga-$Z$ facility, and the planned FCC\_ee. Logarithmic corrections of up to $O(\alpha^6 L^5)$... |
hep-ph/9706208 | Akihisa Kohama | Tetsu Iwama, Akihisa Kohama and Koichi Yazaki | Nuclear Transparency in a Relativistic Quark Model | 24 pages in LaTeX; 10 figures, submitted to Nucl.Phys.A | Nucl.Phys. A627 (1997) 620-644 | 10.1016/S0375-9474(97)00587-3 | null | hep-ph | null | We examine the nuclear transparency for the quasi-elastic ($e, e'p$) process
at large momentum transfers in a relativistic quantum-mechanical model for the
internal structure of the proton, using a relativistic harmonic oscillator
model. A proton in a nuclear target is struck by the incident electron and then
propaga... | [
{
"created": "Mon, 2 Jun 1997 07:02:35 GMT",
"version": "v1"
},
{
"created": "Tue, 3 Jun 1997 02:59:44 GMT",
"version": "v2"
}
] | 2009-10-30 | [
[
"Iwama",
"Tetsu",
""
],
[
"Kohama",
"Akihisa",
""
],
[
"Yazaki",
"Koichi",
""
]
] | We examine the nuclear transparency for the quasi-elastic ($e, e'p$) process at large momentum transfers in a relativistic quantum-mechanical model for the internal structure of the proton, using a relativistic harmonic oscillator model. A proton in a nuclear target is struck by the incident electron and then propagate... |
1412.3074 | Marcus Pinto B | Tulio E. Restrepo, Juan Camilo Macias, Marcus Benghi Pinto and Gabriel
N. Ferrari | Dynamical Generation of a Repulsive Vector Contribution to the Quark
Pressure | 18 pages, 13 figures | null | 10.1103/PhysRevD.91.065017 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Lattice QCD results for the coefficient $c_2$ appearing in the Taylor
expansion of the pressure show that this quantity raises with the temperature
towards the Stefan-Boltzmann limit. On the other hand, model approximations
predict that when a vector repulsion, parametrized by $G_V$, is present this
coefficient reach... | [
{
"created": "Tue, 9 Dec 2014 19:55:14 GMT",
"version": "v1"
}
] | 2015-06-23 | [
[
"Restrepo",
"Tulio E.",
""
],
[
"Macias",
"Juan Camilo",
""
],
[
"Pinto",
"Marcus Benghi",
""
],
[
"Ferrari",
"Gabriel N.",
""
]
] | Lattice QCD results for the coefficient $c_2$ appearing in the Taylor expansion of the pressure show that this quantity raises with the temperature towards the Stefan-Boltzmann limit. On the other hand, model approximations predict that when a vector repulsion, parametrized by $G_V$, is present this coefficient reaches... |
2012.12279 | Angel Gomez Nicola | Angel G\'omez Nicola, Jacobo Ruiz de Elvira, Andrea
Vioque-Rodr\'iguez, David \'Alvarez-Herrero | The role of strangeness in chiral and $U(1)_A$ restoration | 9 pages, 4 figures. Version published in Eur.Phys.J.C | Eur. Phys. J. C 81, 637 (2021) | 10.1140/epjc/s10052-021-09458-1 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We use recently derived Ward identities and lattice data for the light- and
strange-quark condensates to reconstruct the scalar and pseudoscalar
susceptibilities ($\chi_S^\kappa$, $\chi_P^K$) in the isospin 1/2 channel. We
show that $\chi_S^\kappa$ develops a maximum above the QCD chiral transition,
after which it de... | [
{
"created": "Tue, 22 Dec 2020 19:00:03 GMT",
"version": "v1"
},
{
"created": "Fri, 8 Oct 2021 13:17:39 GMT",
"version": "v2"
}
] | 2021-10-11 | [
[
"Nicola",
"Angel Gómez",
""
],
[
"de Elvira",
"Jacobo Ruiz",
""
],
[
"Vioque-Rodríguez",
"Andrea",
""
],
[
"Álvarez-Herrero",
"David",
""
]
] | We use recently derived Ward identities and lattice data for the light- and strange-quark condensates to reconstruct the scalar and pseudoscalar susceptibilities ($\chi_S^\kappa$, $\chi_P^K$) in the isospin 1/2 channel. We show that $\chi_S^\kappa$ develops a maximum above the QCD chiral transition, after which it dege... |
hep-ph/0511092 | Francesco Becattini | F. Becattini (University of Florence, Italy), J. Manninen (University
of Oulu, Finland), M. Gazdzicki (University of Frankfurt, Germany) | Energy and system size dependence of chemical freeze-out in relativistic
nuclear collisions | 22 pages, 10 figures. References added and updated. Table corrected | Phys.Rev. C73 (2006) 044905 | 10.1103/PhysRevC.73.044905 | null | hep-ph | null | We present a detailed study of chemical freeze-out in p-p, C-C, Si-Si and
Pb-Pb collisions at beam momenta of 158A GeV as well as Pb-Pb collisions at
beam momenta of 20A, 30A, 40A and 80A GeV. By analyzing hadronic multiplicities
within the statistical hadronization model, we have studied the parameters of
the source... | [
{
"created": "Tue, 8 Nov 2005 13:36:26 GMT",
"version": "v1"
},
{
"created": "Wed, 16 Nov 2005 10:47:16 GMT",
"version": "v2"
},
{
"created": "Thu, 1 Dec 2005 17:28:15 GMT",
"version": "v3"
}
] | 2009-11-11 | [
[
"Becattini",
"F.",
"",
"University of Florence, Italy"
],
[
"Manninen",
"J.",
"",
"University\n of Oulu, Finland"
],
[
"Gazdzicki",
"M.",
"",
"University of Frankfurt, Germany"
]
] | We present a detailed study of chemical freeze-out in p-p, C-C, Si-Si and Pb-Pb collisions at beam momenta of 158A GeV as well as Pb-Pb collisions at beam momenta of 20A, 30A, 40A and 80A GeV. By analyzing hadronic multiplicities within the statistical hadronization model, we have studied the parameters of the source a... |
2208.01670 | Anish Ghoshal | Anish Ghoshal, Lucien Heurtier and Arnab Paul | Signatures of Non-thermal Dark Matter with Kination and Early Matter
Domination: Gravitational Waves versus Laboratory Searches | 9 pages, 7 figures; Fig. 6 and Fig. 7 added for LISA detector;
references added; conclusions unchanged | null | 10.1007/JHEP12(2022)105 | null | hep-ph gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The non-thermal production of dark matter (DM) usually requires very tiny
couplings of the dark sector with the visible sector and therefore is
notoriously challenging to hunt in laboratory experiments. Here we propose a
novel pathway to test such a production in the context of a non-standard
cosmological history, us... | [
{
"created": "Tue, 2 Aug 2022 18:01:01 GMT",
"version": "v1"
},
{
"created": "Wed, 21 Sep 2022 03:20:03 GMT",
"version": "v2"
}
] | 2023-01-04 | [
[
"Ghoshal",
"Anish",
""
],
[
"Heurtier",
"Lucien",
""
],
[
"Paul",
"Arnab",
""
]
] | The non-thermal production of dark matter (DM) usually requires very tiny couplings of the dark sector with the visible sector and therefore is notoriously challenging to hunt in laboratory experiments. Here we propose a novel pathway to test such a production in the context of a non-standard cosmological history, usin... |
1812.07592 | Mat\v{e}j Hudec | Thomas Faber, Mat\v{e}j Hudec, Helena Kole\v{s}ov\'a, Yang Liu, Michal
Malinsk\'y, Werner Porod, Florian Staub | Collider phenomenology of a unified leptoquark model | null | Phys. Rev. D 101, 095024 (2020) | 10.1103/PhysRevD.101.095024 | KA-TP-38-2018 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We demonstrate that in a recently proposed unified leptoquark model based on
the gauge group $SU(4)_C\times SU(2)_L \times U(1)_R$ significant deviations
from the Standard Model values of $R_K$ and $R_{K^*}$ can be accommodated
without any need of extra heavy fermions. Low energy data, in particular lepton
flavour vi... | [
{
"created": "Tue, 18 Dec 2018 19:01:00 GMT",
"version": "v1"
},
{
"created": "Wed, 6 Jan 2021 12:17:20 GMT",
"version": "v2"
}
] | 2021-01-07 | [
[
"Faber",
"Thomas",
""
],
[
"Hudec",
"Matěj",
""
],
[
"Kolešová",
"Helena",
""
],
[
"Liu",
"Yang",
""
],
[
"Malinský",
"Michal",
""
],
[
"Porod",
"Werner",
""
],
[
"Staub",
"Florian",
""
]
] | We demonstrate that in a recently proposed unified leptoquark model based on the gauge group $SU(4)_C\times SU(2)_L \times U(1)_R$ significant deviations from the Standard Model values of $R_K$ and $R_{K^*}$ can be accommodated without any need of extra heavy fermions. Low energy data, in particular lepton flavour viol... |
1403.6078 | Fedor Bezrukov | Fedor Bezrukov and Mikhail Shaposhnikov | Higgs inflation at the critical point | Improved analysis taking into account one-loop terms in the effective
potential. Sign error in the formula for the running of the spectral index
corrected. Discussion of the relation between the particle physics and
inflationary parameters added | null | 10.1016/j.physletb.2014.05.074 | CERN-PH-TH-2014-082 | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Higgs inflation can occur if the Standard Model (SM) is a self-consistent
effective field theory up to inflationary scale. This leads to a lower bound on
the Higgs boson mass, $M_h \geq M_{\text{crit}}$. If $M_h$ is more than a few
hundreds of MeV above the critical value, the Higgs inflation predicts the
universal v... | [
{
"created": "Mon, 24 Mar 2014 18:37:21 GMT",
"version": "v1"
},
{
"created": "Tue, 6 May 2014 16:46:42 GMT",
"version": "v2"
}
] | 2015-06-19 | [
[
"Bezrukov",
"Fedor",
""
],
[
"Shaposhnikov",
"Mikhail",
""
]
] | Higgs inflation can occur if the Standard Model (SM) is a self-consistent effective field theory up to inflationary scale. This leads to a lower bound on the Higgs boson mass, $M_h \geq M_{\text{crit}}$. If $M_h$ is more than a few hundreds of MeV above the critical value, the Higgs inflation predicts the universal val... |
2202.07310 | Wei Liu | Wei Liu, Suchita Kulkarni, Frank F. Deppisch | Heavy Neutrinos at the FCC-hh in the $U(1)_{B-L}$ Model | 22 pages, 10 figures, fixed typos in the bibliography | null | 10.1103/PhysRevD.105.095043 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the potential of the 100 TeV future circular collider (FCC-hh)
to probe heavy neutrinos. We concentrate in particular on heavy neutrino
production via a $U(1)_{B-L}$ $Z'$ gauge boson and contrast the resulting
limits with that mediated by Standard Model weak currents. We consider heavy
neutrino decays ... | [
{
"created": "Tue, 15 Feb 2022 10:57:19 GMT",
"version": "v1"
},
{
"created": "Thu, 26 May 2022 13:37:29 GMT",
"version": "v2"
},
{
"created": "Wed, 22 Feb 2023 03:55:42 GMT",
"version": "v3"
}
] | 2023-02-23 | [
[
"Liu",
"Wei",
""
],
[
"Kulkarni",
"Suchita",
""
],
[
"Deppisch",
"Frank F.",
""
]
] | We investigate the potential of the 100 TeV future circular collider (FCC-hh) to probe heavy neutrinos. We concentrate in particular on heavy neutrino production via a $U(1)_{B-L}$ $Z'$ gauge boson and contrast the resulting limits with that mediated by Standard Model weak currents. We consider heavy neutrino decays to... |
hep-ph/0410103 | Jose W. F. Valle | J. W. F. Valle | Physics of Massive Neutrinos | 10 pages, 10 figures, 2 tables, uses espcrc2.sty Opening talk at 6th
International Conf. on Neutrino Factories and SuperBeams (NuFact04) Osaka,
Japan, July 26-August 1, 2004 | Nucl.Phys.Proc.Suppl.149:3-12,2005 | 10.1016/j.nuclphysbps.2005.05.001 | IFIC/04-56 | hep-ph astro-ph hep-ex | null | I summarize the present status of global analyses of neutrino oscillations,
including the most recent KamLAND and K2K data, as well as the latest solar and
atmospheric neutrino fluxes. I give the allowed ranges of the three--flavour
oscillation parameters from the current worlds' global neutrino data sample,
their be... | [
{
"created": "Thu, 7 Oct 2004 10:44:59 GMT",
"version": "v1"
}
] | 2009-09-17 | [
[
"Valle",
"J. W. F.",
""
]
] | I summarize the present status of global analyses of neutrino oscillations, including the most recent KamLAND and K2K data, as well as the latest solar and atmospheric neutrino fluxes. I give the allowed ranges of the three--flavour oscillation parameters from the current worlds' global neutrino data sample, their best... |
hep-ph/9401323 | Edmond Iancu | Jean-Paul Blaizot and Edmond Iancu | Non-Abelian Plane-Waves in the Quark-Gluon Plasma | 13 pages, LaTex, preprint Saclay-T94/013 | Phys.Lett. B326 (1994) 138-144 | 10.1016/0370-2693(94)91205-X | null | hep-ph | null | We present new, non-abelian, solutions to the equations of motion which
describe the collective excitations of a quark-gluon plasma at high
temperature. These solutions correspond to longitudinal and transverse
plane-waves propagating through the plasma.
| [
{
"created": "Tue, 25 Jan 1994 13:06:45 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Blaizot",
"Jean-Paul",
""
],
[
"Iancu",
"Edmond",
""
]
] | We present new, non-abelian, solutions to the equations of motion which describe the collective excitations of a quark-gluon plasma at high temperature. These solutions correspond to longitudinal and transverse plane-waves propagating through the plasma. |
hep-ph/0506015 | Deva O'Neil | T. Banks, J. D. Mason, D. O'Neil | A Dark Matter Candidate with New Strong Interactions | Revised to include a disclaimer in paragraph 3 of page 5. Typo
removed in equation for angular momentum of soliton-anti-soliton scattering,
in paragraph 3 of section 2 | Phys.Rev. D72 (2005) 043530 | 10.1103/PhysRevD.72.043530 | null | hep-ph astro-ph hep-th | null | We study the possibility that dark matter is a baryon of a new strongly
interacting gauge theory, which was introduced in the low energy theory of
Cosmological SUSY Breaking (CSB). This particle can fit the observed dark
matter density if an appropriate cosmological asymmetry is generated. The same
mechanism can also... | [
{
"created": "Thu, 2 Jun 2005 16:59:39 GMT",
"version": "v1"
},
{
"created": "Fri, 3 Jun 2005 22:32:25 GMT",
"version": "v2"
},
{
"created": "Thu, 16 Jun 2005 20:53:51 GMT",
"version": "v3"
}
] | 2009-11-11 | [
[
"Banks",
"T.",
""
],
[
"Mason",
"J. D.",
""
],
[
"O'Neil",
"D.",
""
]
] | We study the possibility that dark matter is a baryon of a new strongly interacting gauge theory, which was introduced in the low energy theory of Cosmological SUSY Breaking (CSB). This particle can fit the observed dark matter density if an appropriate cosmological asymmetry is generated. The same mechanism can also e... |
0802.2891 | Jialun Ping | Jialun Ping, Hongxia Huang, Chengrong Deng, Fan Wang, T. Goldman | Systematic study of pentaquark states: $qqq-q\bar{q}$ configuration | 30 pages, 8 figures | Phys.Rev.C77:025201,2008 | 10.1103/PhysRevC.77.025201 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Group theoretic method for the systematic study of five-quark states with
meson-baryon ($q\bar{q}-q^3$) configuration is developed. The calculation of
matrix elements of many body Hamiltonian is simplified by transforming the
physical bases (meson-baryon quark cluster bases) to symmetry bases (group
chain classified ... | [
{
"created": "Wed, 20 Feb 2008 16:28:02 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Ping",
"Jialun",
""
],
[
"Huang",
"Hongxia",
""
],
[
"Deng",
"Chengrong",
""
],
[
"Wang",
"Fan",
""
],
[
"Goldman",
"T.",
""
]
] | Group theoretic method for the systematic study of five-quark states with meson-baryon ($q\bar{q}-q^3$) configuration is developed. The calculation of matrix elements of many body Hamiltonian is simplified by transforming the physical bases (meson-baryon quark cluster bases) to symmetry bases (group chain classified ba... |
2301.06594 | Deepthi K N | Chinmay Bera, K. N. Deepthi | Exploring the nature of neutrinos in a dissipative environment | null | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the possibility of determining the nature of neutrinos in a
dissipative environment. In the presence of environmental decoherence, the
neutrino oscillation probabilities get modified and accommodate the Majorana
phase. In this context, we analyse the transition probabilities that are of
interest in current a... | [
{
"created": "Mon, 16 Jan 2023 20:24:00 GMT",
"version": "v1"
}
] | 2023-01-18 | [
[
"Bera",
"Chinmay",
""
],
[
"Deepthi",
"K. N.",
""
]
] | We study the possibility of determining the nature of neutrinos in a dissipative environment. In the presence of environmental decoherence, the neutrino oscillation probabilities get modified and accommodate the Majorana phase. In this context, we analyse the transition probabilities that are of interest in current and... |
hep-ph/0508302 | Zhi-Gang Wang | Z. G. Wang, S. L. Wan, W. M. Yang | A new approach for calculating the Nambu-Gorkov propagator in color
superconductivity theory | 11 pages. Second version, minor changes, suggestions and comments are
welcome | null | null | null | hep-ph | null | In this article, we propose a new approach to calculate the Nambu-Gorkov
propagator intuitively with some linear algebra techniques in presence of the
scalar diquark condensates. With the help of energy projective operators, we
can obtain relatively simple expressions for the quark propagators, which
greatly facilita... | [
{
"created": "Tue, 30 Aug 2005 08:52:52 GMT",
"version": "v1"
},
{
"created": "Sat, 3 Sep 2005 08:58:59 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Wang",
"Z. G.",
""
],
[
"Wan",
"S. L.",
""
],
[
"Yang",
"W. M.",
""
]
] | In this article, we propose a new approach to calculate the Nambu-Gorkov propagator intuitively with some linear algebra techniques in presence of the scalar diquark condensates. With the help of energy projective operators, we can obtain relatively simple expressions for the quark propagators, which greatly facilitate... |
1906.07924 | Igor Kondrashuk | Igor Kondrashuk | Algorithm to find an all-order in the running coupling solution to an
equation of the DGLAP type | 9 pages, Talk at ACAT 2019, Saas-Fee, Switzerland, revised version | null | 10.1134/S1547477121020084 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose an algorithm to find a solution to an integro-differential
equation of the DGLAP type for all the orders in the running coupling $\alpha$
with splitting functions given at a fixed order in $\alpha.$ Complex analysis
is significantly used in the construction of the algorithm, we found a simpler
way to calcu... | [
{
"created": "Wed, 19 Jun 2019 05:47:36 GMT",
"version": "v1"
},
{
"created": "Mon, 5 Oct 2020 21:31:05 GMT",
"version": "v2"
}
] | 2021-04-13 | [
[
"Kondrashuk",
"Igor",
""
]
] | We propose an algorithm to find a solution to an integro-differential equation of the DGLAP type for all the orders in the running coupling $\alpha$ with splitting functions given at a fixed order in $\alpha.$ Complex analysis is significantly used in the construction of the algorithm, we found a simpler way to calcula... |
hep-ph/9809407 | Hilmar Forkel | Hilmar Forkel | Fuzzy Bag Models | 9 pages, 4 Postscript figures; Corrected typos, minor improvements of
discussion, results and conclusions unchanged | Phys.Lett. B455 (1999) 49-54 | 10.1016/S0370-2693(99)00427-X | HD-TVP 97-12 | hep-ph nucl-th | null | We show how hadronic bag models can be generalized to implement effects of a
smooth and extended boundary. Our approach is based on fuzzy set theory and can
be straightforwardly applied to any type of bag model. We illustrate the
underlying ideas by calculating static nucleon properties in a fuzzy chiral bag
model.
| [
{
"created": "Tue, 15 Sep 1998 22:29:17 GMT",
"version": "v1"
},
{
"created": "Thu, 29 Apr 1999 20:08:47 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Forkel",
"Hilmar",
""
]
] | We show how hadronic bag models can be generalized to implement effects of a smooth and extended boundary. Our approach is based on fuzzy set theory and can be straightforwardly applied to any type of bag model. We illustrate the underlying ideas by calculating static nucleon properties in a fuzzy chiral bag model. |
1607.06566 | Jae Sik Lee | Jung Chang, Kingman Cheung, Jae Sik Lee, Chih-Ting Lu | Entangling Higgs production associated with a single top and a top-quark
pair in the presence of anomalous top-Yukawa coupling | 32 pages, 10 figures, 12 tables, to appear in JHEP | null | 10.1007/JHEP04(2017)138 | CNU-HEP-16-01 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The ATLAS and CMS collaborations observed a mild excess in the associated
Higgs production with a top-quark pair ($t\bar t h$) and reported the signal
strengths of $ \mu_{tth}^{\rm ATLAS}=1.81\pm 0.80$ and $\mu_{tth}^{\rm
CMS}=2.75\pm 0.99 $ based on the data collected at $\sqrt{s}$= 7 and 8 TeV.
Although, at the cur... | [
{
"created": "Fri, 22 Jul 2016 06:22:49 GMT",
"version": "v1"
},
{
"created": "Mon, 17 Apr 2017 03:19:52 GMT",
"version": "v2"
}
] | 2017-05-24 | [
[
"Chang",
"Jung",
""
],
[
"Cheung",
"Kingman",
""
],
[
"Lee",
"Jae Sik",
""
],
[
"Lu",
"Chih-Ting",
""
]
] | The ATLAS and CMS collaborations observed a mild excess in the associated Higgs production with a top-quark pair ($t\bar t h$) and reported the signal strengths of $ \mu_{tth}^{\rm ATLAS}=1.81\pm 0.80$ and $\mu_{tth}^{\rm CMS}=2.75\pm 0.99 $ based on the data collected at $\sqrt{s}$= 7 and 8 TeV. Although, at the curre... |
2307.01270 | Sven Fabian | Mar\'ia Dias Astros, Sven Fabian, Florian Goertz | Minimal Inert Doublet Benchmark for Dark Matter and the Baryon Asymmetry | 28 pages (out of which 14 pages appendices including 2-loop
calculation of EDM), 13 figures | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | In this article we discuss a minimal extension of the Inert Doublet Model
(IDM) with an effective $CP$-violating $D=6$ operator, involving the inert
Higgs and weak gauge bosons, that can lift it to a fully realistic setup for
creating the baryon asymmetry of the Universe (BAU). Avoiding the need to stick
to an explic... | [
{
"created": "Mon, 3 Jul 2023 18:01:17 GMT",
"version": "v1"
}
] | 2023-07-06 | [
[
"Astros",
"María Dias",
""
],
[
"Fabian",
"Sven",
""
],
[
"Goertz",
"Florian",
""
]
] | In this article we discuss a minimal extension of the Inert Doublet Model (IDM) with an effective $CP$-violating $D=6$ operator, involving the inert Higgs and weak gauge bosons, that can lift it to a fully realistic setup for creating the baryon asymmetry of the Universe (BAU). Avoiding the need to stick to an explicit... |
hep-ph/0011365 | Misha Stephanov | D.T. Son and M.A. Stephanov | QCD at finite isospin density: from pion to quark-antiquark condensation | 14 pages, dedicated to A.B. Migdal | Phys.Atom.Nucl.64:834-842,2001; Yad.Fiz.64:899-907,2001 | 10.1134/1.1378872 | null | hep-ph nucl-th | null | QCD at finite isospin chemical potential mu_I is studied. This theory has no
fermion sign problem and can be simulated on the lattice using present-day
techniques. We solve this theory analytically in two limits: low mu_I where
chiral perturbation theory is applicable, and asymptotically high mu_I where
perturbative ... | [
{
"created": "Wed, 29 Nov 2000 20:21:57 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Son",
"D. T.",
""
],
[
"Stephanov",
"M. A.",
""
]
] | QCD at finite isospin chemical potential mu_I is studied. This theory has no fermion sign problem and can be simulated on the lattice using present-day techniques. We solve this theory analytically in two limits: low mu_I where chiral perturbation theory is applicable, and asymptotically high mu_I where perturbative QC... |
hep-ph/9701292 | G. K. Leontaris | I. Antoniadis, J. Ellis, G.K. Leontaris | Unification Bounds on the Possible N=2 Supersymmetry Breaking Scale | 10 pages, LATEX, 2 eps figures | Phys.Lett.B399:92-96,1997 | 10.1016/S0370-2693(97)00283-9 | CERN-TH/96-367, CPTH-S490.0197, IOA-TH/97-001 | hep-ph | null | In this letter, the possible appearance of N=2 supersymmetry at a low energy
scale is investigated in the context of unified theories. Introducing mirror
particles for all the gauge and matter multiplets of the Minimal Supersymmetric
extension of the Standard Model (MSSM), the measured values of sin^2 \theta_W
and \a... | [
{
"created": "Tue, 14 Jan 1997 18:39:14 GMT",
"version": "v1"
}
] | 2009-09-11 | [
[
"Antoniadis",
"I.",
""
],
[
"Ellis",
"J.",
""
],
[
"Leontaris",
"G. K.",
""
]
] | In this letter, the possible appearance of N=2 supersymmetry at a low energy scale is investigated in the context of unified theories. Introducing mirror particles for all the gauge and matter multiplets of the Minimal Supersymmetric extension of the Standard Model (MSSM), the measured values of sin^2 \theta_W and \alp... |
hep-ph/0209325 | John Chiaverini | J. Chiaverini, S. J. Smullin, A. A. Geraci, D. M. Weld, and A.
Kapitulnik | New Experimental Constraints on Non-Newtonian Forces below 100 microns | 4 pages, 4 figures | Phys.Rev.Lett.90:151101,2003 | 10.1103/PhysRevLett.90.151101 | null | hep-ph | null | We have searched for large deviations from Newtonian gravity by means of a
microcantilever-based Cavendish-style experiment. Our data eliminate from
consideration mechanisms of deviation that posit strengths ~10^4 times
Newtonian gravity at length scales of 20 microns. This measurement is 3 orders
of magnitude more s... | [
{
"created": "Fri, 27 Sep 2002 00:47:06 GMT",
"version": "v1"
},
{
"created": "Fri, 27 Sep 2002 22:30:37 GMT",
"version": "v2"
},
{
"created": "Thu, 17 Apr 2003 15:08:57 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Chiaverini",
"J.",
""
],
[
"Smullin",
"S. J.",
""
],
[
"Geraci",
"A. A.",
""
],
[
"Weld",
"D. M.",
""
],
[
"Kapitulnik",
"A.",
""
]
] | We have searched for large deviations from Newtonian gravity by means of a microcantilever-based Cavendish-style experiment. Our data eliminate from consideration mechanisms of deviation that posit strengths ~10^4 times Newtonian gravity at length scales of 20 microns. This measurement is 3 orders of magnitude more sen... |
1512.00229 | Yue-Lin Tsai | Wei-Chih Huang, Yue-Lin Sming Tsai, Tzu-Chiang Yuan | G2HDM : Gauged Two Higgs Doublet Model | 40 pages, 7 figures, version accepted in JHEP, relic density
discussion added | null | 10.1007/JHEP04(2016)019 | IPMU15-0203, LCTS/2015-41, DO-TH 15/16 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A novel model embedding the two Higgs doublets in the popular two Higgs
doublet models into a doublet of a non-abelian gauge group $SU(2)_H$ is
presented. The Standard Model $SU(2)_L$ right-handed fermion singlets are
paired up with new heavy fermions to form $SU(2)_H$ doublets, while $SU(2)_L$
left-handed fermion do... | [
{
"created": "Tue, 1 Dec 2015 11:34:06 GMT",
"version": "v1"
},
{
"created": "Tue, 22 Mar 2016 04:00:37 GMT",
"version": "v2"
}
] | 2016-05-04 | [
[
"Huang",
"Wei-Chih",
""
],
[
"Tsai",
"Yue-Lin Sming",
""
],
[
"Yuan",
"Tzu-Chiang",
""
]
] | A novel model embedding the two Higgs doublets in the popular two Higgs doublet models into a doublet of a non-abelian gauge group $SU(2)_H$ is presented. The Standard Model $SU(2)_L$ right-handed fermion singlets are paired up with new heavy fermions to form $SU(2)_H$ doublets, while $SU(2)_L$ left-handed fermion doub... |
hep-ph/0204087 | Michelangelo Mangano | F. Gianotti, M.L. Mangano, T. Virdee, et al | Physics potential and experimental challenges of the LHC luminosity
upgrade | 62 pages, 37 figures | Eur.Phys.J.C39:293-333,2005 | 10.1140/epjc/s2004-02061-6 | CERN-TH/2002-078 | hep-ph | null | We discuss the physics potential and the experimental challenges of an
upgraded LHC running at an instantaneous luminosity of 10**35 cm-2s-1.
The detector R&D needed to operate ATLAS and CMS in a very high radiation
environment and the expected detector performance are discussed.
A few examples of the increased p... | [
{
"created": "Mon, 8 Apr 2002 13:33:12 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Gianotti",
"F.",
""
],
[
"Mangano",
"M. L.",
""
],
[
"Virdee",
"T.",
""
]
] | We discuss the physics potential and the experimental challenges of an upgraded LHC running at an instantaneous luminosity of 10**35 cm-2s-1. The detector R&D needed to operate ATLAS and CMS in a very high radiation environment and the expected detector performance are discussed. A few examples of the increased physics... |
0910.0759 | Alexandru Dobrin | Alexandru Dobrin (for the ALICE Collaboration) | Searches for New Physics with the ALICE Experiment in pp Collisions | 4 pages; 3 figures; Proceedings of SUSY09, 5-10 June, Boston (MA) | AIP Conf.Proc.1200:730-733,2010 | 10.1063/1.3327715 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The performance of the ALICE detector in searches for new heavy stable
charged particles in pp collisions is discussed in this paper. Gluino R-hadron
was chosen as an example of a candidate, and cross sections and kinematic
properties were obtained from PYTHIA simulations for various gluino masses
($100-500 GeV/c^2$)... | [
{
"created": "Mon, 5 Oct 2009 13:24:14 GMT",
"version": "v1"
}
] | 2019-08-13 | [
[
"Dobrin",
"Alexandru",
"",
"for the ALICE Collaboration"
]
] | The performance of the ALICE detector in searches for new heavy stable charged particles in pp collisions is discussed in this paper. Gluino R-hadron was chosen as an example of a candidate, and cross sections and kinematic properties were obtained from PYTHIA simulations for various gluino masses ($100-500 GeV/c^2$). ... |
1405.4907 | Christoph Bobeth | Christoph Bobeth | Updated $B_q \to \bar\ell\ell$ in the standard model at higher orders | 6 pages, Proceedings of the 49th Rencontres de Moriond, Electroweak
Interactions and Unified Theories session, March 15th-22nd, 2014, La Thuile,
Italy | null | null | FLAVOUR(267104)-ERC-72 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The latest standard model predictions of rare leptonic B_q --> l^+ l^- decays
are reviewed including recent results of next-to-leading electroweak and
next-to-next-to-leading QCD corrections.
| [
{
"created": "Mon, 19 May 2014 22:13:43 GMT",
"version": "v1"
}
] | 2014-05-21 | [
[
"Bobeth",
"Christoph",
""
]
] | The latest standard model predictions of rare leptonic B_q --> l^+ l^- decays are reviewed including recent results of next-to-leading electroweak and next-to-next-to-leading QCD corrections. |
2203.14023 | Jian-Hua Gao | Shi-Zheng Yang, Jian-Hua Gao, Zuo-Tang Liang | Constraining non-dissipative transport coefficients in global
equilibrium | 9 pages, no figures, submitted to Symmetry for the special issue
"Symmetry with Chiral Magnetic Effects and Chiral Transports" | null | null | null | hep-ph hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The fluid in global equilibrium must fulfill some constraints. These
constraints can be derived from quantum statistical theory or kinetic theory.
In this paper we will show that how these constraints can be applied to
determine the non-dissipative transport coefficients for chiral systems along
with the energy-momen... | [
{
"created": "Sat, 26 Mar 2022 08:21:40 GMT",
"version": "v1"
}
] | 2022-03-29 | [
[
"Yang",
"Shi-Zheng",
""
],
[
"Gao",
"Jian-Hua",
""
],
[
"Liang",
"Zuo-Tang",
""
]
] | The fluid in global equilibrium must fulfill some constraints. These constraints can be derived from quantum statistical theory or kinetic theory. In this paper we will show that how these constraints can be applied to determine the non-dissipative transport coefficients for chiral systems along with the energy-momentu... |
hep-ph/0309121 | Chao-Hsi Chang | Chao-Hsi Chang and Xing-Gang Wu | Uncertainties in Estimating Hadronic Production of the Meson B_c and
Comparisons between TEVATRON and LHC | 22 page, 11 figures, for the revised version the contents (figures
and text) are revised and a few references are added | Eur.Phys.J.C38:267-276,2004 | 10.1140/epjc/s2004-02015-0 | null | hep-ph hep-ex | null | The uncertainties in estimating the hadronic production of the $B_c$ meson
are studied under the framework of the complete $\alpha_s^4$ approach of the
perturbative QCD and the gluon-gluon fusion mechanism. Quantitative comparisons
on the production at TEVATRON and LHC are made. Considering the detectors at
TEVATRON ... | [
{
"created": "Thu, 11 Sep 2003 09:57:07 GMT",
"version": "v1"
},
{
"created": "Fri, 12 Sep 2003 01:59:05 GMT",
"version": "v2"
},
{
"created": "Mon, 3 Nov 2003 23:20:45 GMT",
"version": "v3"
},
{
"created": "Fri, 12 Dec 2003 01:21:24 GMT",
"version": "v4"
},
{
"cr... | 2011-03-23 | [
[
"Chang",
"Chao-Hsi",
""
],
[
"Wu",
"Xing-Gang",
""
]
] | The uncertainties in estimating the hadronic production of the $B_c$ meson are studied under the framework of the complete $\alpha_s^4$ approach of the perturbative QCD and the gluon-gluon fusion mechanism. Quantitative comparisons on the production at TEVATRON and LHC are made. Considering the detectors at TEVATRON an... |
hep-ph/9807546 | Nils Hammon | N. Hammon, L. Gerland, H. St\"ocker, W. Greiner | Charmonium suppression from purely geometrical effects | corrected some typos, improved shadowing ratios | Phys.Rev. C59 (1999) 2744-2752 | 10.1103/PhysRevC.59.2744 | null | hep-ph | null | The extend to which geometrical effects contribute to the production and
suppression of the $J/\psi$ and $q\bar{q}$ minijet pairs in general is
investigated for high energy heavy ion collisions at SPS, RHIC and LHC
energies. For the energy range under investigation, the geometrical effects
referred to are shadowing a... | [
{
"created": "Thu, 30 Jul 1998 09:24:10 GMT",
"version": "v1"
},
{
"created": "Wed, 28 Oct 1998 15:19:27 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Hammon",
"N.",
""
],
[
"Gerland",
"L.",
""
],
[
"Stöcker",
"H.",
""
],
[
"Greiner",
"W.",
""
]
] | The extend to which geometrical effects contribute to the production and suppression of the $J/\psi$ and $q\bar{q}$ minijet pairs in general is investigated for high energy heavy ion collisions at SPS, RHIC and LHC energies. For the energy range under investigation, the geometrical effects referred to are shadowing and... |
1108.4734 | Wally Melnitchouk | L. T. Brady, A. Accardi, T. J. Hobbs, W. Melnitchouk | Next-to leading order analysis of target mass corrections to structure
functions and asymmetries | 32 pages, 15 figures; Fig. 8 corrected (previous version showed 2xR
instead of R) | Phys. Rev. D 84, 074008 (2011) | 10.1103/PhysRevD.84.074008 | JLAB-THY-11-1407 | hep-ph hep-ex nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We perform a comprehensive analysis of target mass corrections (TMCs) to
spin-averaged structure functions and asymmetries at next-to-leading order.
Several different prescriptions for TMCs are considered, including the operator
product expansion, and various approximations to it, collinear factorization,
and xi-scal... | [
{
"created": "Wed, 24 Aug 2011 02:00:36 GMT",
"version": "v1"
},
{
"created": "Mon, 23 Jan 2012 19:07:40 GMT",
"version": "v2"
}
] | 2013-05-29 | [
[
"Brady",
"L. T.",
""
],
[
"Accardi",
"A.",
""
],
[
"Hobbs",
"T. J.",
""
],
[
"Melnitchouk",
"W.",
""
]
] | We perform a comprehensive analysis of target mass corrections (TMCs) to spin-averaged structure functions and asymmetries at next-to-leading order. Several different prescriptions for TMCs are considered, including the operator product expansion, and various approximations to it, collinear factorization, and xi-scalin... |
1507.07008 | Roberto Trotta | Gianfranco Bertone (GRAPPA/Amsterdam), Francesca Calore
(GRAPPA/Amsterdam), Sascha Caron (IMAPP/Amsterdam), Roberto Ruiz de Austri
(IFIC/Valencia), Jong Soo Kim (UAM/Madrid), Roberto Trotta (ICIC/Imperial),
Christoph Weniger (GRAPPA/Amsterdam) | Global analysis of the pMSSM in light of the Fermi GeV excess: prospects
for the LHC Run-II and astroparticle experiments | Minor changes following referee reports. Main conclusions unchanged.
Matches version published in JCAP | JCAP04(2016)037 | 10.1088/1475-7516/2016/04/037 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a new global fit of the 19-dimensional phenomenological Minimal
Supersymmetric Standard Model (pMSSM-19) that comply with all the latest
experimental results from dark matter indirect, direct and accelerator dark
matter searches. We show that the model provides a satisfactory explanation of
the excess of g... | [
{
"created": "Fri, 24 Jul 2015 20:16:08 GMT",
"version": "v1"
},
{
"created": "Tue, 28 Jul 2015 18:07:09 GMT",
"version": "v2"
},
{
"created": "Mon, 18 Apr 2016 15:27:39 GMT",
"version": "v3"
}
] | 2016-04-19 | [
[
"Bertone",
"Gianfranco",
"",
"GRAPPA/Amsterdam"
],
[
"Calore",
"Francesca",
"",
"GRAPPA/Amsterdam"
],
[
"Caron",
"Sascha",
"",
"IMAPP/Amsterdam"
],
[
"de Austri",
"Roberto Ruiz",
"",
"IFIC/Valencia"
],
[
"Kim",
"Jong Soo",
... | We present a new global fit of the 19-dimensional phenomenological Minimal Supersymmetric Standard Model (pMSSM-19) that comply with all the latest experimental results from dark matter indirect, direct and accelerator dark matter searches. We show that the model provides a satisfactory explanation of the excess of gam... |
hep-ph/0404094 | Andrej Arbuzov | A.B. Arbuzov, E.S. Scherbakova (JINR, Dubna) | One-Loop Corrections to Radiative Muon Decay | 16 pp, 3 PostScript figures | Phys.Lett. B597 (2004) 285-290 | 10.1016/j.physletb.2004.07.017 | null | hep-ph | null | One-loop QED corrections to the differential width of radiative muon decay
are considered. Results can be used to analyze high statistics data of modern
and future experiments.
| [
{
"created": "Fri, 9 Apr 2004 13:34:53 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Arbuzov",
"A. B.",
"",
"JINR, Dubna"
],
[
"Scherbakova",
"E. S.",
"",
"JINR, Dubna"
]
] | One-loop QED corrections to the differential width of radiative muon decay are considered. Results can be used to analyze high statistics data of modern and future experiments. |
0807.3243 | Alexander Smirnov | A.V. Smirnov | Algorithm FIRE -- Feynman Integral REduction | Comparison with AIR updated | JHEP0810:107,2008 | 10.1088/1126-6708/2008/10/107 | TTP-Number: TTP08-30; SFB-Number: SFB/CPP-08-51 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The recently developed algorithm FIRE performs the reduction of Feynman
integrals to master integrals. It is based on a number of strategies, such as
applying the Laporta algorithm, the s-bases algorithm, region-bases and
integrating explicitly over loop momenta when possible. Currently it is being
used in complicate... | [
{
"created": "Mon, 21 Jul 2008 12:04:18 GMT",
"version": "v1"
},
{
"created": "Sat, 26 Jul 2008 20:33:39 GMT",
"version": "v2"
},
{
"created": "Sat, 2 Aug 2008 16:12:01 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Smirnov",
"A. V.",
""
]
] | The recently developed algorithm FIRE performs the reduction of Feynman integrals to master integrals. It is based on a number of strategies, such as applying the Laporta algorithm, the s-bases algorithm, region-bases and integrating explicitly over loop momenta when possible. Currently it is being used in complicated ... |
1511.01736 | Chandan Mondal | Chandan Mondal | Longitudinal momentum densities in transverse plane for nucleons | 12 pages, 9 figures; text modified | Eur. Phys. J. C 76, 74 (2016) | 10.1140/epjc/s10052-016-3922-2 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a study of longitudinal momentum densities ($p^+ \rm densities$)
in the transverse impact parameter space for $u$ and $d$ quarks in both
unpolarized and transversely polarized nucleons by taking a two dimensional
Fourier transform of the gravitational form factors with respect to the
momentum transfer in t... | [
{
"created": "Thu, 5 Nov 2015 13:36:31 GMT",
"version": "v1"
},
{
"created": "Fri, 2 Sep 2016 18:08:56 GMT",
"version": "v2"
}
] | 2016-09-05 | [
[
"Mondal",
"Chandan",
""
]
] | We present a study of longitudinal momentum densities ($p^+ \rm densities$) in the transverse impact parameter space for $u$ and $d$ quarks in both unpolarized and transversely polarized nucleons by taking a two dimensional Fourier transform of the gravitational form factors with respect to the momentum transfer in the... |
2402.18535 | Xiaoyong Chu | Xiaoyong Chu, Raghuveer Garani, Camilo Garc\'ia-Cely, Thomas Hambye | Dark matter bound-state formation in the Sun | 29 pages, 7 figures, to match the published version | null | null | null | hep-ph astro-ph.HE | http://creativecommons.org/licenses/by/4.0/ | The Sun may capture asymmetric dark matter (DM), which can subsequently form
bound-states through the radiative emission of a sub-GeV scalar. This process
enables generation of scalars without requiring DM annihilation. In addition to
DM capture on nucleons, the DM-scalar coupling responsible for bound-state
formatio... | [
{
"created": "Wed, 28 Feb 2024 18:17:19 GMT",
"version": "v1"
},
{
"created": "Sun, 26 May 2024 06:53:53 GMT",
"version": "v2"
}
] | 2024-05-28 | [
[
"Chu",
"Xiaoyong",
""
],
[
"Garani",
"Raghuveer",
""
],
[
"García-Cely",
"Camilo",
""
],
[
"Hambye",
"Thomas",
""
]
] | The Sun may capture asymmetric dark matter (DM), which can subsequently form bound-states through the radiative emission of a sub-GeV scalar. This process enables generation of scalars without requiring DM annihilation. In addition to DM capture on nucleons, the DM-scalar coupling responsible for bound-state formation ... |
hep-ph/0212332 | Takufumi Yoshida | K. Ogure, T. Yoshida and J. Arafune | Stable Neutral Fermi Ball | 18 pages in RevTeX, 5 figures | Phys.Rev. D67 (2003) 123518 | 10.1103/PhysRevD.67.123518 | KOBE-TH-02-03, UT-02-63 | hep-ph hep-ex hep-th | null | Fermi Ball is a kind of nontopological soliton with fermions trapped in its
domain wall, and is suggested to arises from the spontaneous symmetry breaking
of the approximate $Z_2$ symmetry in the early universe. We find that the
neutral thin-wall Fermi Ball is stable in the limited region of the scalar
self-coupling ... | [
{
"created": "Mon, 23 Dec 2002 05:47:21 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Ogure",
"K.",
""
],
[
"Yoshida",
"T.",
""
],
[
"Arafune",
"J.",
""
]
] | Fermi Ball is a kind of nontopological soliton with fermions trapped in its domain wall, and is suggested to arises from the spontaneous symmetry breaking of the approximate $Z_2$ symmetry in the early universe. We find that the neutral thin-wall Fermi Ball is stable in the limited region of the scalar self-coupling co... |
hep-ph/0501274 | Vitaly Velizhanin | A.V. Kotikov (Dubna, JINR) and V.N. Velizhanin (St. Petersburg, INP) | Analytic continuation of the Mellin moments of deep inelastic structure
functions | 33 pages, 12 figures, minor changes | null | null | null | hep-ph | null | We derive the analytic continuation of the Mellin moments of deep inelastic
structure functions at the next-to-next-to-leading order accuracy.
| [
{
"created": "Mon, 31 Jan 2005 15:11:49 GMT",
"version": "v1"
},
{
"created": "Thu, 10 Feb 2005 19:00:28 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Kotikov",
"A. V.",
"",
"Dubna, JINR"
],
[
"Velizhanin",
"V. N.",
"",
"St. Petersburg, INP"
]
] | We derive the analytic continuation of the Mellin moments of deep inelastic structure functions at the next-to-next-to-leading order accuracy. |
hep-ph/0105018 | Fabio Siringo | Fabio Siringo | Light Higgs bosons from a strongly interacting Higgs sector | 2 figures | Europhys.Lett.57:820-826,2002 | 10.1209/epl/i2002-00116-1 | null | hep-ph | null | The mass and the decay width of a Higgs boson in the minimal standard model
are evaluated by a variational method in the limit of strong self-coupling
interaction. The non-perturbative technique provides an interpolation scheme
between strong-coupling regime and weak-coupling limit where the standard
perturbative res... | [
{
"created": "Wed, 2 May 2001 14:24:20 GMT",
"version": "v1"
}
] | 2010-12-17 | [
[
"Siringo",
"Fabio",
""
]
] | The mass and the decay width of a Higgs boson in the minimal standard model are evaluated by a variational method in the limit of strong self-coupling interaction. The non-perturbative technique provides an interpolation scheme between strong-coupling regime and weak-coupling limit where the standard perturbative resul... |
1706.05373 | Anatoly Radyushkin | Kostas Orginos, Anatoly Radyushkin, Joseph Karpie, Savvas
Zafeiropoulos | Lattice QCD exploration of pseudo-PDFs | 12 pages, 18 figures, to appear in Phys. Rev. D | null | null | JLAB-THY-17-2494 | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We demonstrate a new method of extracting parton distributions from lattice
calculations. The starting idea is to treat the generic equal-time matrix
element ${\cal M} (Pz_3, z_3^2)$ as a function of the Ioffe time $\nu = Pz_3$
and the distance $z_3$. The next step is to divide ${\cal M} (Pz_3, z_3^2)$ by
the rest-fr... | [
{
"created": "Fri, 16 Jun 2017 17:59:29 GMT",
"version": "v1"
},
{
"created": "Mon, 19 Jun 2017 17:50:09 GMT",
"version": "v2"
},
{
"created": "Tue, 11 Jul 2017 13:59:41 GMT",
"version": "v3"
},
{
"created": "Fri, 27 Oct 2017 14:10:07 GMT",
"version": "v4"
}
] | 2017-10-30 | [
[
"Orginos",
"Kostas",
""
],
[
"Radyushkin",
"Anatoly",
""
],
[
"Karpie",
"Joseph",
""
],
[
"Zafeiropoulos",
"Savvas",
""
]
] | We demonstrate a new method of extracting parton distributions from lattice calculations. The starting idea is to treat the generic equal-time matrix element ${\cal M} (Pz_3, z_3^2)$ as a function of the Ioffe time $\nu = Pz_3$ and the distance $z_3$. The next step is to divide ${\cal M} (Pz_3, z_3^2)$ by the rest-fram... |
hep-ph/0404139 | Nugaev Emin | J.M. Frere, M.V. Libanov, E.Ya. Nugaev, S.V. Troitsky | Searching for family-number conserving neutral gauge bosons from extra
dimensions | 4 pages, 2 figures, jetpl.cls style, references added | JETPLett.79:598-601,2004; PismaZh.Eksp.Teor.Fiz.79:734-737,2004 | 10.1134/1.1790014 | ULB-TH/04-13 | hep-ph | null | Previous studies have shown how the three generations of the Standard Model
fermions can arise from a single generation in more than four dimensions, and
how off-diagonal neutral couplings arise for gauge-boson Kaluza-Klein
recurrences. These couplings conserve family number in the leading
approximation. While an exi... | [
{
"created": "Fri, 16 Apr 2004 14:37:18 GMT",
"version": "v1"
},
{
"created": "Fri, 23 Apr 2004 15:32:31 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Frere",
"J. M.",
""
],
[
"Libanov",
"M. V.",
""
],
[
"Nugaev",
"E. Ya.",
""
],
[
"Troitsky",
"S. V.",
""
]
] | Previous studies have shown how the three generations of the Standard Model fermions can arise from a single generation in more than four dimensions, and how off-diagonal neutral couplings arise for gauge-boson Kaluza-Klein recurrences. These couplings conserve family number in the leading approximation. While an exist... |
hep-ph/9802255 | Dominique Monderen | J. -M. Fr\`ere, D. Monderen | Probing Radiative Solar Neutrinos Decays | 11 pages, 2 Postscript figures | Phys.Lett. B431 (1998) 368-373 | 10.1016/S0370-2693(98)00548-6 | ULB-TH-97/22 | hep-ph | null | Motivated by a pilot experiment conducted by F.Vannucci et al. during a solar
eclipse, we work out the geometry governing the radiative decays of solar
neutrinos. Surprisingly, although a smaller proportion of the photons can be
detected, the case of strongly non-degenerate neutrinos brings better limits in
terms of ... | [
{
"created": "Thu, 5 Feb 1998 17:50:40 GMT",
"version": "v1"
},
{
"created": "Fri, 6 Feb 1998 18:41:21 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Frère",
"J. -M.",
""
],
[
"Monderen",
"D.",
""
]
] | Motivated by a pilot experiment conducted by F.Vannucci et al. during a solar eclipse, we work out the geometry governing the radiative decays of solar neutrinos. Surprisingly, although a smaller proportion of the photons can be detected, the case of strongly non-degenerate neutrinos brings better limits in terms of th... |
1111.2916 | Andrzej Hryczuk | Andrzej Hryczuk, Roberto Iengo | The one-loop and Sommerfeld electroweak corrections to the Wino dark
matter annihilation | 25 pages, 13 figures; clarifications on the range of validity of the
results, in particular for the annihilation into neutral gauge bosons;
attached tabulated results for the cross-sections | null | 10.1007/JHEP01(2012)163 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We compute the present-day Wino dark matter annihilation cross-section
including the one-loop radiative corrections together with the fully treated
electroweak Sommerfeld effect. We discuss what is the consistent way of
incorporating these two corrections simultaneously and why simply using the
running coupling const... | [
{
"created": "Sat, 12 Nov 2011 11:11:01 GMT",
"version": "v1"
},
{
"created": "Tue, 7 Feb 2012 11:06:39 GMT",
"version": "v2"
},
{
"created": "Thu, 14 Jun 2012 16:39:50 GMT",
"version": "v3"
},
{
"created": "Sat, 15 Jun 2013 11:44:12 GMT",
"version": "v4"
}
] | 2013-06-18 | [
[
"Hryczuk",
"Andrzej",
""
],
[
"Iengo",
"Roberto",
""
]
] | We compute the present-day Wino dark matter annihilation cross-section including the one-loop radiative corrections together with the fully treated electroweak Sommerfeld effect. We discuss what is the consistent way of incorporating these two corrections simultaneously and why simply using the running coupling constan... |
hep-ph/9703407 | Koretune | Susumu Koretune | Implication of the Modified Gottfried Sum Rule | 4pages, Latex: Talk given at YITP International Workshop "Recent
Developments in QCD and Hadron Physics", Kyoto, December 16-18, 1996 | null | null | null | hep-ph nucl-th | null | Implication of the modified Gottfried sum rule is discussed by focusing its
theoretical bases, the range of validity, and physical interpretation.
| [
{
"created": "Tue, 25 Mar 1997 04:43:19 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Koretune",
"Susumu",
""
]
] | Implication of the modified Gottfried sum rule is discussed by focusing its theoretical bases, the range of validity, and physical interpretation. |
1305.4575 | Manoj Shrestha | H. Zhang, J. Tulpan, M. Shrestha, and D. M. Manley | Multichannel parametrization of $\bar K N$ scattering amplitudes and
extraction of resonance parameters | arXiv admin note: substantial text overlap with arXiv:1208.2710 | null | 10.1103/PhysRevC.88.035205 | null | hep-ph nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present results of a new multichannel partial-wave analysis for $\bar K N$
scattering in the c.m.\ energy range 1480 to 2100 MeV. Resonance parameters
were extracted by fitting partial-wave amplitudes from all considered channels
using a multichannel parametrization that is consistent with $S$-matrix
unitarity. Th... | [
{
"created": "Mon, 20 May 2013 16:50:06 GMT",
"version": "v1"
},
{
"created": "Thu, 18 Jul 2013 19:03:56 GMT",
"version": "v2"
}
] | 2013-09-18 | [
[
"Zhang",
"H.",
""
],
[
"Tulpan",
"J.",
""
],
[
"Shrestha",
"M.",
""
],
[
"Manley",
"D. M.",
""
]
] | We present results of a new multichannel partial-wave analysis for $\bar K N$ scattering in the c.m.\ energy range 1480 to 2100 MeV. Resonance parameters were extracted by fitting partial-wave amplitudes from all considered channels using a multichannel parametrization that is consistent with $S$-matrix unitarity. The ... |
1107.2806 | Felix Braam | Felix Braam, Juergen Reuter | A Simplified Scheme for GUT-inspired Theories with Multiple Abelian
Factors | 7 pages, 3 figures | Eur.Phys.J. C72 (2012) 1885 | 10.1140/epjc/s10052-012-1885-5 | DESY 11-116; FR-PHENO-2011-011 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Grand Unified Theories often involve additional Abelian group factors apart
from the standard model hypercharge, that generally lead to loop-induced mixing
gauge kinetic terms. In this letter, we show that at the one-loop level this
effect can be avoided in many cases by a suitable choice of basis in group
space and ... | [
{
"created": "Thu, 14 Jul 2011 12:48:00 GMT",
"version": "v1"
},
{
"created": "Mon, 9 Jan 2012 14:19:02 GMT",
"version": "v2"
}
] | 2012-02-22 | [
[
"Braam",
"Felix",
""
],
[
"Reuter",
"Juergen",
""
]
] | Grand Unified Theories often involve additional Abelian group factors apart from the standard model hypercharge, that generally lead to loop-induced mixing gauge kinetic terms. In this letter, we show that at the one-loop level this effect can be avoided in many cases by a suitable choice of basis in group space and pr... |
1611.09360 | Andrew Spray | Yi Cai and Andrew Spray | A Systematic Effective Operator Analysis of Semi-Annihilating Dark
Matter | 37 pages + appendices and references; 13 figures; 20 tables;
References updated | null | 10.1007/JHEP02(2017)120 | CTPU-16-43 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Semi-annihilation is a generic feature of dark matter theories stabilised by
symmetries larger than a $Z_2$. It contributes to thermal freeze out, but is
irrelevant for direct and collider searches. This allows semi-annihilating dark
matter to avoid those limits in a natural way. We use an effective operator
approach... | [
{
"created": "Mon, 28 Nov 2016 21:00:01 GMT",
"version": "v1"
},
{
"created": "Mon, 12 Dec 2016 08:47:09 GMT",
"version": "v2"
}
] | 2017-03-08 | [
[
"Cai",
"Yi",
""
],
[
"Spray",
"Andrew",
""
]
] | Semi-annihilation is a generic feature of dark matter theories stabilised by symmetries larger than a $Z_2$. It contributes to thermal freeze out, but is irrelevant for direct and collider searches. This allows semi-annihilating dark matter to avoid those limits in a natural way. We use an effective operator approach t... |
1509.00039 | Guzm\'an Hern\'andez-Chifflet | Sergei Dubovsky, Guzm\'an Hern\'andez-Chifflet | Heating up the Galaxy with Hidden Photons | 12 pages, 1 figure, figure corrected | null | 10.1088/1475-7516/2015/12/054 | null | hep-ph astro-ph.CO astro-ph.GA | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We elaborate on the dynamics of ionized interstellar medium in the presence
of hidden photon dark matter. Our main focus is the ultra-light regime, where
the hidden photon mass is smaller than the plasma frequency in the Milky Way.
We point out that as a result of the Galactic plasma shielding direct detection
of ult... | [
{
"created": "Mon, 31 Aug 2015 20:23:22 GMT",
"version": "v1"
},
{
"created": "Thu, 18 Oct 2018 02:12:24 GMT",
"version": "v2"
}
] | 2018-10-19 | [
[
"Dubovsky",
"Sergei",
""
],
[
"Hernández-Chifflet",
"Guzmán",
""
]
] | We elaborate on the dynamics of ionized interstellar medium in the presence of hidden photon dark matter. Our main focus is the ultra-light regime, where the hidden photon mass is smaller than the plasma frequency in the Milky Way. We point out that as a result of the Galactic plasma shielding direct detection of ultra... |
1210.1523 | Zhi-zhong Xing | Zhi-zhong Xing | Towards testing the unitarity of the 3X3 lepton flavor mixing matrix in
a precision reactor antineutrino oscillation experiment | LaTeX 14 pages, 1 figure. Accepted for publication in Phys. Lett. B | null | 10.1016/j.physletb.2012.12.062 | null | hep-ph hep-ex nucl-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The 3X3 Maki-Nakagawa-Sakata-Pontecorvo (MNSP) lepton flavor mixing matrix
may be slightly non-unitary if the three active neutrinos are coupled with
sterile neutrinos. We show that it is in principle possible to test whether the
relation |V_{e1}|^2 + |V_{e2}|^2 + |V_{e3}|^2 = 1 holds or not in a precision
reactor an... | [
{
"created": "Thu, 4 Oct 2012 17:22:24 GMT",
"version": "v1"
},
{
"created": "Tue, 25 Dec 2012 01:05:08 GMT",
"version": "v2"
}
] | 2015-06-11 | [
[
"Xing",
"Zhi-zhong",
""
]
] | The 3X3 Maki-Nakagawa-Sakata-Pontecorvo (MNSP) lepton flavor mixing matrix may be slightly non-unitary if the three active neutrinos are coupled with sterile neutrinos. We show that it is in principle possible to test whether the relation |V_{e1}|^2 + |V_{e2}|^2 + |V_{e3}|^2 = 1 holds or not in a precision reactor anti... |
1402.6340 | Hiren Patel | Pavel Fileviez Perez, and Hiren H. Patel | The Electroweak Vacuum Angle | to appear in Physics Letters B | Phys. Lett. B 732 (2014), 241 | 10.1016/j.physletb.2014.03.064 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We reveal a new source of CP-violation in the electroweak sector that is free
of any experimental bounds, and we highlight the possible implications for
baryogenesis.
| [
{
"created": "Tue, 25 Feb 2014 21:00:31 GMT",
"version": "v1"
},
{
"created": "Tue, 1 Apr 2014 08:56:30 GMT",
"version": "v2"
}
] | 2014-04-17 | [
[
"Perez",
"Pavel Fileviez",
""
],
[
"Patel",
"Hiren H.",
""
]
] | We reveal a new source of CP-violation in the electroweak sector that is free of any experimental bounds, and we highlight the possible implications for baryogenesis. |
1204.4591 | Guillaume Chalons | Guillaume Chalons | Gamma-ray lines constraints in the NMSSM | 4 pages, 3 figures, talk at Moriond 2012 conference on EW
Interactions and Unified Theories | null | null | TTP12-011 | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present the computation of the loop-induced self-annihilation of dark
matter particles into two photons in the framework of the NMSSM. This process
is a theoretically clean observable with a "smoking-gun" signature but is
experimentally very challenging to detect. The rates were computed with the
help of the Sloop... | [
{
"created": "Fri, 20 Apr 2012 11:51:32 GMT",
"version": "v1"
}
] | 2012-04-23 | [
[
"Chalons",
"Guillaume",
""
]
] | We present the computation of the loop-induced self-annihilation of dark matter particles into two photons in the framework of the NMSSM. This process is a theoretically clean observable with a "smoking-gun" signature but is experimentally very challenging to detect. The rates were computed with the help of the SloopS ... |
0711.4284 | Ruth Britto | Ruth Britto, Bo Feng | Integral Coefficients for One-Loop Amplitudes | 32 pages, 1 figure | JHEP0802:095,2008 | 10.1088/1126-6708/2008/02/095 | ITFA-2007-53 | hep-ph hep-th | null | We present a set of algebraic functions for evaluating the coefficients of
the scalar integral basis of a general one-loop amplitude. The functions are
derived from unitarity cuts, but the complete cut-integral procedure has been
carried out in generality so that it never needs to be repeated. Where the
master integr... | [
{
"created": "Tue, 27 Nov 2007 16:27:18 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Britto",
"Ruth",
""
],
[
"Feng",
"Bo",
""
]
] | We present a set of algebraic functions for evaluating the coefficients of the scalar integral basis of a general one-loop amplitude. The functions are derived from unitarity cuts, but the complete cut-integral procedure has been carried out in generality so that it never needs to be repeated. Where the master integral... |
hep-ph/9212302 | null | C.A.Dominguez, J.G.Korner and K.Schilcher | Spectral Functions for Heavy-Light Currents and Form Factor Relations in
Hqet | LaTeX, 7 pages, UCT-TP 188/92, MZ-TH/92-54 | Phys.Lett.B309:152-156,1993 | 10.1016/0370-2693(93)91519-S | null | hep-ph | null | We derive relations among form factors describing the current-induced
transitions: (vacuum) $\rightarrow B,B^{*}, B \pi, B^{*} \pi, B \rho$ and
$B^{*} \rho$ using heavy quark symmetry. The results are compared to
corresponding form factor relations following from identities between scalar
and axial vector, and pseudo... | [
{
"created": "Tue, 22 Dec 1992 22:18:00 GMT",
"version": "v1"
}
] | 2010-11-01 | [
[
"Dominguez",
"C. A.",
""
],
[
"Korner",
"J. G.",
""
],
[
"Schilcher",
"K.",
""
]
] | We derive relations among form factors describing the current-induced transitions: (vacuum) $\rightarrow B,B^{*}, B \pi, B^{*} \pi, B \rho$ and $B^{*} \rho$ using heavy quark symmetry. The results are compared to corresponding form factor relations following from identities between scalar and axial vector, and pseudosc... |
1411.1765 | Mikko Laine | I. Ghisoiu and M. Laine | Right-handed neutrino production rate at T > 160 GeV | 26 pages. v2: minor clarifications, published version | JCAP 1412 (2014) 032 | 10.1088/1475-7516/2014/12/032 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The production rate of right-handed neutrinos from a Standard Model plasma at
a temperature above a hundred GeV has previously been evaluated up to NLO in
Standard Model couplings (g ~ 2/3) in relativistic (M ~ pi T) and
non-relativistic regimes (M >> pi T), and up to LO in an ultrarelativistic
regime (M < gT). The l... | [
{
"created": "Thu, 6 Nov 2014 21:00:59 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Dec 2014 08:26:43 GMT",
"version": "v2"
}
] | 2014-12-18 | [
[
"Ghisoiu",
"I.",
""
],
[
"Laine",
"M.",
""
]
] | The production rate of right-handed neutrinos from a Standard Model plasma at a temperature above a hundred GeV has previously been evaluated up to NLO in Standard Model couplings (g ~ 2/3) in relativistic (M ~ pi T) and non-relativistic regimes (M >> pi T), and up to LO in an ultrarelativistic regime (M < gT). The las... |
2102.06091 | Simon King | Simon J.D. King, Stephen F. King, Stefano Moretti, Samuel J. Rowley | Discovering the Origin of Yukawa Couplings at the LHC with a Singlet
Higgs and Vector-like Quarks | 30 pages, 11 figures. Version published in JHEP | JHEP 05 (2021) 144 | 10.1007/JHEP05(2021)144 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Although the 125 GeV Higgs boson discovered at the LHC is often heralded as
the origin of mass, it may not in fact be the origin of Yukawa couplings. In
alternative models, Yukawa couplings may instead arise from a seesaw type
mechanism involving the mixing of Standard Model (SM) chiral fermions with new
vector-like ... | [
{
"created": "Thu, 11 Feb 2021 16:19:33 GMT",
"version": "v1"
},
{
"created": "Mon, 15 Feb 2021 16:43:00 GMT",
"version": "v2"
},
{
"created": "Fri, 14 May 2021 08:08:53 GMT",
"version": "v3"
}
] | 2021-11-30 | [
[
"King",
"Simon J. D.",
""
],
[
"King",
"Stephen F.",
""
],
[
"Moretti",
"Stefano",
""
],
[
"Rowley",
"Samuel J.",
""
]
] | Although the 125 GeV Higgs boson discovered at the LHC is often heralded as the origin of mass, it may not in fact be the origin of Yukawa couplings. In alternative models, Yukawa couplings may instead arise from a seesaw type mechanism involving the mixing of Standard Model (SM) chiral fermions with new vector-like fe... |
2107.14006 | Damiano Francesco Giuseppe Fiorillo | Damiano F. G. Fiorillo | Unified thermal model for photohadronic neutrino production in
astrophysical sources | Presented at the 37th International Cosmic Ray Conference (ICRC 2021) | null | null | PoS(ICRC2021)1199 | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Astrophysical neutrino fluxes are often modeled as power laws of the energy.
This is reasonable in the case of hadronic sources, but it does not capture the
behavior in photohadronic sources, where the spectrum depends on the properties
of the target photons on which protons collide. This limits the possibility of
a ... | [
{
"created": "Tue, 27 Jul 2021 18:00:24 GMT",
"version": "v1"
}
] | 2021-07-30 | [
[
"Fiorillo",
"Damiano F. G.",
""
]
] | Astrophysical neutrino fluxes are often modeled as power laws of the energy. This is reasonable in the case of hadronic sources, but it does not capture the behavior in photohadronic sources, where the spectrum depends on the properties of the target photons on which protons collide. This limits the possibility of a un... |
1006.4802 | Stephan Narison | S. Narison (CNRS-IN2P3, Montpellier), F.S. Navarra and M. Nielsen
(Univ. Sao Paulo) | On the nature of the X(3872) from QCD | Latex sources, 9 pages, 5 figures, 1 table. Improved version to be
published in Phys. Rev. D with the inclusion of the estimate of the X
radiative width. More references added | Phys.Rev.D83:016004,2011 | 10.1103/PhysRevD.83.016004 | null | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have studied some possible four-quark and molecule contents of the X(3872)
using double ratios of sum rules, which are more accurate than the usual simple
ratios often used in the literature for getting the hadron masses. We found
that the different structures (\bar 3-3 and \bar 6-6 tetraquarks and D-D^{(*)}
molec... | [
{
"created": "Thu, 24 Jun 2010 14:25:57 GMT",
"version": "v1"
},
{
"created": "Thu, 30 Dec 2010 18:34:50 GMT",
"version": "v2"
}
] | 2011-02-02 | [
[
"Narison",
"S.",
"",
"CNRS-IN2P3, Montpellier"
],
[
"Navarra",
"F. S.",
"",
"Univ. Sao Paulo"
],
[
"Nielsen",
"M.",
"",
"Univ. Sao Paulo"
]
] | We have studied some possible four-quark and molecule contents of the X(3872) using double ratios of sum rules, which are more accurate than the usual simple ratios often used in the literature for getting the hadron masses. We found that the different structures (\bar 3-3 and \bar 6-6 tetraquarks and D-D^{(*)} molecul... |
1411.0752 | Natsumi Nagata | Natsumi Nagata and Satoshi Shirai | Electroweakly-Interacting Dirac Dark Matter | 5 pages, 3 figures | Phys. Rev. D 91, 055035 (2015) | 10.1103/PhysRevD.91.055035 | DESY 14-201, FTPI-MINN-14/38, IPMU14-0332 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider a class of fermionic dark matter candidates that are charged
under both the SU(2)$_L$ and U(1)$_Y$ gauge interactions. In this case a
certain amount of dark matter-Higgs couplings, which can split the dark matter
into a pair of Majorana fermions, should be present to evade the constraints
from the dark ma... | [
{
"created": "Tue, 4 Nov 2014 01:48:52 GMT",
"version": "v1"
},
{
"created": "Thu, 2 Apr 2015 20:47:12 GMT",
"version": "v2"
}
] | 2015-04-08 | [
[
"Nagata",
"Natsumi",
""
],
[
"Shirai",
"Satoshi",
""
]
] | We consider a class of fermionic dark matter candidates that are charged under both the SU(2)$_L$ and U(1)$_Y$ gauge interactions. In this case a certain amount of dark matter-Higgs couplings, which can split the dark matter into a pair of Majorana fermions, should be present to evade the constraints from the dark matt... |
1903.08464 | Petr Satunin | Konstantin Astapov, Dmitry Kirpichnikov, Petr Satunin | Photon splitting constraint on Lorentz Invariance Violation from Crab
Nebula spectrum | 15 pages, 2 figures | null | 10.1088/1475-7516/2019/04/054 | INR-TH-2019-003 | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the decay width of the photon splitting into three photons in a
model of quantum electrodynamics with broken Lorentz invariance. We show that
this process can lead to a cut-off in the very-high-energy part of a photon
spectra of astrophysical sources. We obtain the 95\% CL bound on the Lorentz
violating ... | [
{
"created": "Wed, 20 Mar 2019 12:13:50 GMT",
"version": "v1"
},
{
"created": "Wed, 27 Mar 2019 12:46:42 GMT",
"version": "v2"
}
] | 2019-05-08 | [
[
"Astapov",
"Konstantin",
""
],
[
"Kirpichnikov",
"Dmitry",
""
],
[
"Satunin",
"Petr",
""
]
] | We calculate the decay width of the photon splitting into three photons in a model of quantum electrodynamics with broken Lorentz invariance. We show that this process can lead to a cut-off in the very-high-energy part of a photon spectra of astrophysical sources. We obtain the 95\% CL bound on the Lorentz violating ma... |
hep-ph/9812477 | Hugo Christiansen | H.R. Christiansen, J. Magnin (C.B.P.F - Rio de Janeiro) | Hadronic fluctuations and quark-antiquark asymmetry in the nucleon | 4 pages, 2 fig.ps, uses sproc.sty. Presented in Quark Matter'97,
Tsukuba (Japan) and in Hadron Physics'98, Florianopolis (Brazil). To appear
in the Proceedings | null | null | null | hep-ph | null | We derive the nucleon non-perturbative sea-quark distributions coming from a
composite model involving quarks and hadronic degrees of freedom. The model
predicts a definite structured quark-antiquark asymmetry in the nucleon sea.
| [
{
"created": "Tue, 22 Dec 1998 16:48:39 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Christiansen",
"H. R.",
"",
"C.B.P.F - Rio de Janeiro"
],
[
"Magnin",
"J.",
"",
"C.B.P.F - Rio de Janeiro"
]
] | We derive the nucleon non-perturbative sea-quark distributions coming from a composite model involving quarks and hadronic degrees of freedom. The model predicts a definite structured quark-antiquark asymmetry in the nucleon sea. |
0708.2167 | Claudio Nassif | Claudio Nassif, J. A. Helayel-Neto and P. R. Silva | Thompson's renormalization group method applied to QCD at high energy
scale | 13 pages, no figures and 28 references. arXiv admin note: substantial
text overlap with arXiv:0706.2553 | null | null | null | hep-ph | null | We use a renormalization group method to treat QCD-vacuum behavior specially
closer to the regime of asymptotic freedom. QCD-vacuum behaves effectively like
a "paramagnetic system" of a classical theory in the sense that virtual color
charges (gluons) emerges in it as a spin effect of a paramagnetic material when
a m... | [
{
"created": "Thu, 16 Aug 2007 10:35:16 GMT",
"version": "v1"
}
] | 2016-04-08 | [
[
"Nassif",
"Claudio",
""
],
[
"Helayel-Neto",
"J. A.",
""
],
[
"Silva",
"P. R.",
""
]
] | We use a renormalization group method to treat QCD-vacuum behavior specially closer to the regime of asymptotic freedom. QCD-vacuum behaves effectively like a "paramagnetic system" of a classical theory in the sense that virtual color charges (gluons) emerges in it as a spin effect of a paramagnetic material when a mag... |
hep-ph/0602167 | Shi-Lin Zhu | Jie Lu, Xiao-Lin Chen, Wei-Zheng Deng, Shi-Lin Zhu | Pionic Decays of $D_{sj}(2317)$, $D_{sj}(2460)$ and $B_{sj}(5718)$,
$B_{sj}(5765)$ | Comments and suggestions welcome! | Phys.Rev.D73:054012,2006 | 10.1103/PhysRevD.73.054012 | null | hep-ph | null | We estimate pionic decay widths of the narrow charm-strange resonances
$D_{sj}(2317)$ and $D_{sj}(2460)$ using the $^3P_0$ model. Their one-pion
decays occur through $\eta$-$\pi^0$ mixing while the two-pion decays of
$D_{sj}(2460)$ occur through the virtual $f_0(980)$ meson. The mixing between
$^3P_1$ and $^1P_1$ sta... | [
{
"created": "Fri, 17 Feb 2006 21:49:31 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Lu",
"Jie",
""
],
[
"Chen",
"Xiao-Lin",
""
],
[
"Deng",
"Wei-Zheng",
""
],
[
"Zhu",
"Shi-Lin",
""
]
] | We estimate pionic decay widths of the narrow charm-strange resonances $D_{sj}(2317)$ and $D_{sj}(2460)$ using the $^3P_0$ model. Their one-pion decays occur through $\eta$-$\pi^0$ mixing while the two-pion decays of $D_{sj}(2460)$ occur through the virtual $f_0(980)$ meson. The mixing between $^3P_1$ and $^1P_1$ state... |
hep-ph/0410277 | Bennie F. L. Ward | B.F.L. Ward (1), C. Glosser (2), S. Jadach (3,4), S. A. Yost (1) ((1)
Department of Physics, Baylor University, Waco, TX, USA, (2) Department of
Physics, Southern Illinois University, Edwardsville, IL, USA, (3) Institute
of Nuclear Physics, Krakow, Poland,(4) Theory Division, CERN, Geneva,
Switzerland) | Threshold Corrections in QED otimes QCD at the LHC | 4 pages, no figures; presented by B.F.L. Ward at ICHEP04 | null | 10.1142/9789812702227_0100 | BU-HEPP-04-04 | hep-ph | null | In some processes at the LHC, theoretical precisions of 1 percent are
desired. With an eye toward such precisions, we introduce the theory of the
simultaneous YFS resummation of QED and QCD to compute the size of the expected
resummed soft radiative threshold effects in precision studies of heavy
particle production ... | [
{
"created": "Wed, 20 Oct 2004 14:43:07 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Ward",
"B. F. L.",
""
],
[
"Glosser",
"C.",
""
],
[
"Jadach",
"S.",
""
],
[
"Yost",
"S. A.",
""
]
] | In some processes at the LHC, theoretical precisions of 1 percent are desired. With an eye toward such precisions, we introduce the theory of the simultaneous YFS resummation of QED and QCD to compute the size of the expected resummed soft radiative threshold effects in precision studies of heavy particle production at... |
hep-ph/0211323 | Alfredo Aranda | Alfredo Aranda | Models of Flavor with Discrete Symmetries | Prepared for the 8th Mexican Workshop on Particles and Fields,
Zacatecas, Mexico; 14-20 November, 2001 | AIP Conf.Proc.623:333-336,2002 | 10.1063/1.1489774 | BUHEP-02-29 | hep-ph | null | In an attempt to understand the observed patterns of lepton and quark masses,
models invoking a flavor symmetry $G_f$, under which the Standard Model
generations are charged, have been proposed. One particularly successful
symmetry, U(2), has been extensively discussed in the literature. The Yukawa
matrices in models... | [
{
"created": "Wed, 20 Nov 2002 20:17:32 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Aranda",
"Alfredo",
""
]
] | In an attempt to understand the observed patterns of lepton and quark masses, models invoking a flavor symmetry $G_f$, under which the Standard Model generations are charged, have been proposed. One particularly successful symmetry, U(2), has been extensively discussed in the literature. The Yukawa matrices in models b... |
1909.08536 | Olga I. Piskounova | Olga I. Piskounova | Baryon String-Junction Torus: an Appearance in High Energy Proton
Collisions | 4 pages, 4 figures, is going to be submitted to EPJ C Letters. arXiv
admin note: substantial text overlap with arXiv:1702.02769 | null | null | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The topological presentation of pomeron exchange at the proton-proton
collision of high energy is cylinder that is covered with the net of
quark-gluon exchanges. I suggest that the process of double diffraction
dissociation (DD) can be presented as one pomeron exchange with the central
loop of two uncut pomeron cylin... | [
{
"created": "Tue, 17 Sep 2019 09:36:58 GMT",
"version": "v1"
}
] | 2019-09-19 | [
[
"Piskounova",
"Olga I.",
""
]
] | The topological presentation of pomeron exchange at the proton-proton collision of high energy is cylinder that is covered with the net of quark-gluon exchanges. I suggest that the process of double diffraction dissociation (DD) can be presented as one pomeron exchange with the central loop of two uncut pomeron cylinde... |
hep-ph/9505378 | Will Loinaz | Will Loinaz and R. Akhoury (University of Michigan) | Exclusive Semi-Leptonic Decays of b-Baryons into Protons | 12 pages with 5 figures, Latex. Full postscript version available via
anonymous ftp at
ftp://williams.physics.lsa.umich.edu/pubs/preprints/UM-TH-95-11.tar.Z | Phys.Rev. D53 (1996) 1416-1424 | 10.1103/PhysRevD.53.1416 | UM-TH-95-11, SPhT Saclay T95/049 | hep-ph | null | We present a QCD-based calculation of the exclusive semileptonic decay
Lambda_b -> p l nu-bar. Using the ideas of Heavy Quark Effective Theory, we
discuss the factorization of the amplitude. Further, resummed Sudakov effects
are put in to ensure a consistent perturbative expansion.
| [
{
"created": "Wed, 24 May 1995 22:14:56 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Loinaz",
"Will",
"",
"University of Michigan"
],
[
"Akhoury",
"R.",
"",
"University of Michigan"
]
] | We present a QCD-based calculation of the exclusive semileptonic decay Lambda_b -> p l nu-bar. Using the ideas of Heavy Quark Effective Theory, we discuss the factorization of the amplitude. Further, resummed Sudakov effects are put in to ensure a consistent perturbative expansion. |
hep-ph/0505153 | Bo-Qiang Ma | Yong Ding, Rong-Guang Xu, Bo-Qiang Ma | Nucleon sea in the effective chiral quark model | 24 Latex pages, 8 figures | Phys.Rev. D71 (2005) 094014 | 10.1103/PhysRevD.71.094014 | null | hep-ph hep-ex nucl-ex nucl-th | null | The asymmetries of both light-flavor antiquark $\bar{d}(x)-\bar{u}(x)$ and
strange-antistrange $s(x)-\bar{s}(x)$ distributions of the nucleon sea are
considered with more details in the effective chiral quark model. We find that
the asymmetric distribution of light-flavor antiquarks $\bar{d}(x)-\bar{u}(x)$
matches th... | [
{
"created": "Tue, 17 May 2005 23:03:35 GMT",
"version": "v1"
}
] | 2009-11-11 | [
[
"Ding",
"Yong",
""
],
[
"Xu",
"Rong-Guang",
""
],
[
"Ma",
"Bo-Qiang",
""
]
] | The asymmetries of both light-flavor antiquark $\bar{d}(x)-\bar{u}(x)$ and strange-antistrange $s(x)-\bar{s}(x)$ distributions of the nucleon sea are considered with more details in the effective chiral quark model. We find that the asymmetric distribution of light-flavor antiquarks $\bar{d}(x)-\bar{u}(x)$ matches the ... |
hep-ph/9710414 | Oleg Teryaev | J. Soffer, O.V. Teryaev | A positivity bound for the longitudinal gluon distribution in a nucleon | LATEX, 5 pages, Preprint CPT-97-P.3550 | Phys.Lett. B419 (1998) 400-402 | 10.1016/S0370-2693(97)01467-6 | null | hep-ph | null | The distribution of longitudinal gluons in a nucleon, introduced earlier by
Gorsky and Ioffe, is estimated from below by making use of the positivity of
density matrix and the analogue of the Wandzura-Wilczek relation for the
light-cone distributions of polarized gluons in a transversely polarized
nucleon.
| [
{
"created": "Mon, 20 Oct 1997 15:50:31 GMT",
"version": "v1"
},
{
"created": "Tue, 21 Oct 1997 10:02:59 GMT",
"version": "v2"
}
] | 2009-10-30 | [
[
"Soffer",
"J.",
""
],
[
"Teryaev",
"O. V.",
""
]
] | The distribution of longitudinal gluons in a nucleon, introduced earlier by Gorsky and Ioffe, is estimated from below by making use of the positivity of density matrix and the analogue of the Wandzura-Wilczek relation for the light-cone distributions of polarized gluons in a transversely polarized nucleon. |
2001.05000 | Victor Martin Lozano | Herbert K. Dreiner, Victor Martin Lozano | R-Parity Violation and Direct Stau Pair Production at the LHC | 11 pages, 11 figures, 2 tables | null | null | BONN-TH-2020-01, DESY 20-007 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider pair production of LSP staus at the LHC within R-parity violating
supersymmetry. The staus decay into Standard Model leptons through the LL\=E
operator. Using CheckMATE we have recast multileptonic searches to test such
scenarios. We show for the first time that using these analyses the stau mass
can be c... | [
{
"created": "Tue, 14 Jan 2020 19:00:07 GMT",
"version": "v1"
}
] | 2020-01-16 | [
[
"Dreiner",
"Herbert K.",
""
],
[
"Lozano",
"Victor Martin",
""
]
] | We consider pair production of LSP staus at the LHC within R-parity violating supersymmetry. The staus decay into Standard Model leptons through the LL\=E operator. Using CheckMATE we have recast multileptonic searches to test such scenarios. We show for the first time that using these analyses the stau mass can be con... |
hep-ph/9903279 | Nikolai Kochelev | N.I.Kochelev, T.Morii, A.V.Vinnikov | Pomeron Fusion and Central $\eta$ and $\eta'$ Meson Production | 6 pages, Latex, 3 figures | Phys.Lett. B457 (1999) 202-206 | 10.1016/S0370-2693(99)00509-2 | null | hep-ph | null | The contribution of pomeron fusion to the cross section of $\eta$ and $\eta'$
productions in double-diffractive scattering has been calculated within the
Donnachie-Landshoff model of pomeron. It is shown that the double pomeron
exchange mechanism does not explain the full set of the recent data of WA102
Collaboration... | [
{
"created": "Sun, 7 Mar 1999 14:22:12 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Kochelev",
"N. I.",
""
],
[
"Morii",
"T.",
""
],
[
"Vinnikov",
"A. V.",
""
]
] | The contribution of pomeron fusion to the cross section of $\eta$ and $\eta'$ productions in double-diffractive scattering has been calculated within the Donnachie-Landshoff model of pomeron. It is shown that the double pomeron exchange mechanism does not explain the full set of the recent data of WA102 Collaboration, ... |
1407.2764 | Stanislaw Mrowczynski | Margaret E. Carrington, Katarzyna Deja and Stanislaw Mrowczynski | Plasmons in Anisotropic Quark-Gluon Plasma | 33 pages, final version | Phys. Rev. C 90, 034913 (2014) | 10.1103/PhysRevC.90.034913 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Plasmons of quark-gluon plasma - gluon collective modes - are systematically
studied. The plasma is, in general, non-equilibrium but homogeneous. We
consider anisotropic momentum distributions of plasma constituents which are
obtained from the isotropic one by stretching or squeezing in one direction.
This leads to p... | [
{
"created": "Thu, 10 Jul 2014 12:07:51 GMT",
"version": "v1"
},
{
"created": "Tue, 9 Sep 2014 10:36:33 GMT",
"version": "v2"
},
{
"created": "Tue, 14 Oct 2014 22:49:05 GMT",
"version": "v3"
}
] | 2014-10-16 | [
[
"Carrington",
"Margaret E.",
""
],
[
"Deja",
"Katarzyna",
""
],
[
"Mrowczynski",
"Stanislaw",
""
]
] | Plasmons of quark-gluon plasma - gluon collective modes - are systematically studied. The plasma is, in general, non-equilibrium but homogeneous. We consider anisotropic momentum distributions of plasma constituents which are obtained from the isotropic one by stretching or squeezing in one direction. This leads to pro... |
2405.20660 | YuCheng Hui | Yu-Cheng Hui | Factorization of photon induced processes in ultra-peripheral heavy ion
collisions | null | null | null | null | hep-ph nucl-th | http://creativecommons.org/licenses/by/4.0/ | In this study, we investigate photon-photon scattering in ultra-peripheral
heavy ion collisions (UPCs). We start by deriving an effective Lagrangian from
first principles and then apply factorization techniques from Soft-Collinear
effective theory (SCET). This approach allows us to decompose the photon-photon
scatter... | [
{
"created": "Fri, 31 May 2024 07:52:42 GMT",
"version": "v1"
},
{
"created": "Fri, 12 Jul 2024 07:19:52 GMT",
"version": "v2"
}
] | 2024-07-15 | [
[
"Hui",
"Yu-Cheng",
""
]
] | In this study, we investigate photon-photon scattering in ultra-peripheral heavy ion collisions (UPCs). We start by deriving an effective Lagrangian from first principles and then apply factorization techniques from Soft-Collinear effective theory (SCET). This approach allows us to decompose the photon-photon scatterin... |
0808.0972 | Markus Diehl | Markus Diehl | Some news about generalised parton distributions | 5 pages, 1 figure. Talk given at DIS 2008, London, 7-11 April 2008 | null | null | DESY 08-111 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | I briefly discuss some recent developments (and recall some old news) in the
theory and phenomenology of generalised parton distributions.
| [
{
"created": "Thu, 7 Aug 2008 07:18:33 GMT",
"version": "v1"
}
] | 2008-08-08 | [
[
"Diehl",
"Markus",
""
]
] | I briefly discuss some recent developments (and recall some old news) in the theory and phenomenology of generalised parton distributions. |
2310.18045 | Tania Robens | Tania Robens | TRSM benchmark planes -- EPS-HEP2023 update | 6 pages, 7 figures. Contribution to proceedings of "The European
Physical Society Conference on High Energy Physics" 2023, Hamburg, Germany | null | null | RBI-ThPhys-2023-43 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | I briefly review the Benchmark Planes in the Two-Real-Singlet Model (TRSM), a
model that enhances the Standard Model (SM) scalar sector by two real singlets
that obey a Z2 x Z2' symmetry. All fields acquire a vacuum expectation value,
that softly breaks the above symmetry and leads to mixing of all CP even
neutral st... | [
{
"created": "Fri, 27 Oct 2023 10:44:29 GMT",
"version": "v1"
}
] | 2023-10-30 | [
[
"Robens",
"Tania",
""
]
] | I briefly review the Benchmark Planes in the Two-Real-Singlet Model (TRSM), a model that enhances the Standard Model (SM) scalar sector by two real singlets that obey a Z2 x Z2' symmetry. All fields acquire a vacuum expectation value, that softly breaks the above symmetry and leads to mixing of all CP even neutral stat... |
0811.2762 | Joan Soto | Guillem Perez-Nadal, Joan Soto | Effective string theory constraints on the long distance behavior of the
subleading potentials | 5 pages, 1 figure, reference and explanations added. Journal version | Phys.Rev.D79:114002,2009 | 10.1103/PhysRevD.79.114002 | UB-ECM-PF 08/20 | hep-ph hep-lat hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The dynamics of heavy quarkonium systems in the strong coupling regime
reduces to a quantum mechanical problem with a number of potentials which may
be organized in powers of 1/m, m being the heavy quark mass. The potentials
must be calculated non-perturbatively, for instance in lattice QCD. It is well
known that the... | [
{
"created": "Mon, 17 Nov 2008 17:40:25 GMT",
"version": "v1"
},
{
"created": "Fri, 22 May 2009 16:59:07 GMT",
"version": "v2"
}
] | 2010-04-28 | [
[
"Perez-Nadal",
"Guillem",
""
],
[
"Soto",
"Joan",
""
]
] | The dynamics of heavy quarkonium systems in the strong coupling regime reduces to a quantum mechanical problem with a number of potentials which may be organized in powers of 1/m, m being the heavy quark mass. The potentials must be calculated non-perturbatively, for instance in lattice QCD. It is well known that the l... |
hep-ph/9808430 | Stefano Moretti | Stefano Moretti (RAL, UK) | Six-jet production at lepton colliders | 67 pages, latex, axodraw, epsfig, 17 figures | Nucl.Phys. B544 (1999) 289-338 | 10.1016/S0550-3213(98)00843-8 | RAL-TR-98-035 | hep-ph | null | We study electron-positron annihilations into six jets at the parton level in
perturbative Quantum Chromo-Dynamics (QCD), via the elementary processes
$e^+e^-\ar q\bar q gggg$, $e^+e^-\ar q\bar q q'\bar q' gg$ and $e^+e^-\ar q\bar
q q'\bar q' q''\bar q''$, for massive quarks $q, q'$ and $q''$ and massless
gluons $g$.... | [
{
"created": "Wed, 26 Aug 1998 18:21:14 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Moretti",
"Stefano",
"",
"RAL, UK"
]
] | We study electron-positron annihilations into six jets at the parton level in perturbative Quantum Chromo-Dynamics (QCD), via the elementary processes $e^+e^-\ar q\bar q gggg$, $e^+e^-\ar q\bar q q'\bar q' gg$ and $e^+e^-\ar q\bar q q'\bar q' q''\bar q''$, for massive quarks $q, q'$ and $q''$ and massless gluons $g$. S... |
hep-ph/9601387 | Francesco Vissani | Alexei Yu. Smirnov and Francesco Vissani | Upper bound on all products of R-parity violating couplings $\lambda'$
and $\lambda''$ from proton decay | LaTeX, 13 pages, 2 LaTeX figures | Phys.Lett. B380 (1996) 317-323 | 10.1016/0370-2693(96)00495-9 | IC/96/16 | hep-ph | null | We prove that {\em any} product of R-parity violating couplings $\lambda'$
(L-violating) and $\lambda''$ (B-violating) can be strongly restricted by
proton decay data. For any pair $\lambda'$ and $\lambda''$ the decay exists at
least at one loop level. For squark masses below 1 TeV we find the conservative
bounds $|\... | [
{
"created": "Wed, 31 Jan 1996 15:39:20 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Smirnov",
"Alexei Yu.",
""
],
[
"Vissani",
"Francesco",
""
]
] | We prove that {\em any} product of R-parity violating couplings $\lambda'$ (L-violating) and $\lambda''$ (B-violating) can be strongly restricted by proton decay data. For any pair $\lambda'$ and $\lambda''$ the decay exists at least at one loop level. For squark masses below 1 TeV we find the conservative bounds $|\la... |
hep-ph/0009263 | Kazuyuki Kanaya | Kazuyuki Kanaya (CP-PACS Collaboration) | Dynamical Quark Effects in QCD on the Lattice - results from the CP-PACS | Talk presented at the XXXth International Conference on High Energy
Physics (ICHEP 2000), July 27-August 2, 2000, Osaka, Japan. LaTeX2e, 7 pages,
5 PS figures. ws-p10x7.cls required | null | null | UTHEP-435, UTCCP-P-92 | hep-ph | null | Results of a systematic lattice QCD simulation with two degenerate flavors of
sea quarks, identified as dynamical u and d quarks, are presented. The
simulation was performed on a dedicated parallel computer, called CP-PACS,
developed at the University of Tsukuba. Clear dynamical quark effects are
observed in the ligh... | [
{
"created": "Fri, 22 Sep 2000 04:58:50 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Kanaya",
"Kazuyuki",
"",
"CP-PACS Collaboration"
]
] | Results of a systematic lattice QCD simulation with two degenerate flavors of sea quarks, identified as dynamical u and d quarks, are presented. The simulation was performed on a dedicated parallel computer, called CP-PACS, developed at the University of Tsukuba. Clear dynamical quark effects are observed in the light ... |
1602.03362 | Juan Helo | J.C. Helo, M. Hirsch, T. Ota | Long-range contributions to double beta decay revisited | 30 pages, 8 figures | null | 10.1007/JHEP06(2016)006 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the systematic decomposition of all dimension-7 (d=7) lepton
number violating operators. These d=7 operators produce momentum enhanced
contributions to the long-range part of the neutrinoless double beta decay
amplitude and thus are severely constrained by existing half-live limits. In
our list of possible... | [
{
"created": "Wed, 10 Feb 2016 13:22:35 GMT",
"version": "v1"
}
] | 2016-06-29 | [
[
"Helo",
"J. C.",
""
],
[
"Hirsch",
"M.",
""
],
[
"Ota",
"T.",
""
]
] | We discuss the systematic decomposition of all dimension-7 (d=7) lepton number violating operators. These d=7 operators produce momentum enhanced contributions to the long-range part of the neutrinoless double beta decay amplitude and thus are severely constrained by existing half-live limits. In our list of possible m... |
hep-ph/0703105 | Jun Li | Oleg Antipin, Piyabut Burikham, Jun Li | Effective Quark Antiquark Potential in the Quark Gluon Plasma from
Gravity Dual Models | 23 pages, 12 figures, 3 tables, subsection on mass dependence of the
potential added | JHEP 0706:046,2007 | 10.1088/1126-6708/2007/06/046 | null | hep-ph | null | We estimate the effective heavy quark and antiquark potential in the quark
gluon plasma using the gravity dual theory. Two models are considered:
$AdS_{5}$ and Sakai-Sugimoto model. The effective potential, obtained by using
the rotating fundamental open-string configurations, has the angular momentum
dependence whic... | [
{
"created": "Fri, 9 Mar 2007 13:37:39 GMT",
"version": "v1"
},
{
"created": "Fri, 18 May 2007 20:33:56 GMT",
"version": "v2"
}
] | 2010-10-27 | [
[
"Antipin",
"Oleg",
""
],
[
"Burikham",
"Piyabut",
""
],
[
"Li",
"Jun",
""
]
] | We estimate the effective heavy quark and antiquark potential in the quark gluon plasma using the gravity dual theory. Two models are considered: $AdS_{5}$ and Sakai-Sugimoto model. The effective potential, obtained by using the rotating fundamental open-string configurations, has the angular momentum dependence which ... |
hep-ph/9705459 | Johannes Bluemlein | J. Bl\"umlein, B. Geyer, and D. Robaschik | Evolution Kernels for Light-Ray Operators: Twist 2 and Twist 3
Contributions | 5 pages latex, to appear in the Proceedings of the International
Conference on Deep Inelastic Scattering, Chicago, April 1997, AIP | null | 10.1063/1.53680 | null | hep-ph | null | The general evolution kernels of the twist 2 light-ray operators for
unpolarized and polarized deep inelastic scattering are calculated in ${\cal
O}(\alpha_s)$. From these evolution kernels a series of special evolution
equations can be derived, among them the Altarelli-Parisi equations and the
evolution equation for... | [
{
"created": "Thu, 29 May 1997 11:53:55 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Blümlein",
"J.",
""
],
[
"Geyer",
"B.",
""
],
[
"Robaschik",
"D.",
""
]
] | The general evolution kernels of the twist 2 light-ray operators for unpolarized and polarized deep inelastic scattering are calculated in ${\cal O}(\alpha_s)$. From these evolution kernels a series of special evolution equations can be derived, among them the Altarelli-Parisi equations and the evolution equation for t... |
2207.13957 | Jun He Prof. | Lin-Qing Song, Dan Song, Jun-Tao Zhu, Jun He | Possible $\Lambda_c\bar{\Lambda}_c$ molecular states and their
productions in nulceon-antinulceon collision | 4 pages, 4 figures | Physics Letters B 835 (2022) 137586 | 10.1016/j.physletb.2022.137586 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work, a study of possible molecular states from the
$\Lambda_c\bar{\Lambda}_c$ interaction and their productions in
nucleon-antinucleon collision is performed in a quasipotential Bethe-Salpeter
equation approach. Two bound states with quantum numbers $J^{PC}=0^{-+}$ and
$1^{--}$ are produced with almost the s... | [
{
"created": "Thu, 28 Jul 2022 08:45:16 GMT",
"version": "v1"
},
{
"created": "Tue, 3 Jan 2023 12:19:37 GMT",
"version": "v2"
}
] | 2023-01-04 | [
[
"Song",
"Lin-Qing",
""
],
[
"Song",
"Dan",
""
],
[
"Zhu",
"Jun-Tao",
""
],
[
"He",
"Jun",
""
]
] | In this work, a study of possible molecular states from the $\Lambda_c\bar{\Lambda}_c$ interaction and their productions in nucleon-antinucleon collision is performed in a quasipotential Bethe-Salpeter equation approach. Two bound states with quantum numbers $J^{PC}=0^{-+}$ and $1^{--}$ are produced with almost the sam... |
1602.03792 | Masaatsu Horikoshi | Yugo Abe, Masaatsu Horikoshi and Takeo Inami | Gravity loop corrections to the standard model Higgs in Einstein gravity | 9pages, 6figures | null | null | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study one-loop quantum gravity corrections to the standard model Higgs
potential $V(\phi)$ $\grave{\rm a}$ la Coleman-Weinberg and examine the
stability question of $V(\phi)$ in the energy region of Planck mass scale,
$\mu\simeq M_{\rm Pl}$ ($M_{\rm Pl}=1.22\times10^{19}{\rm GeV}$). We calculate
the gravity one-lo... | [
{
"created": "Thu, 11 Feb 2016 17:07:43 GMT",
"version": "v1"
},
{
"created": "Wed, 24 Feb 2016 07:31:25 GMT",
"version": "v2"
},
{
"created": "Tue, 21 Jun 2016 17:02:34 GMT",
"version": "v3"
},
{
"created": "Sun, 4 Feb 2018 05:33:51 GMT",
"version": "v4"
}
] | 2018-02-06 | [
[
"Abe",
"Yugo",
""
],
[
"Horikoshi",
"Masaatsu",
""
],
[
"Inami",
"Takeo",
""
]
] | We study one-loop quantum gravity corrections to the standard model Higgs potential $V(\phi)$ $\grave{\rm a}$ la Coleman-Weinberg and examine the stability question of $V(\phi)$ in the energy region of Planck mass scale, $\mu\simeq M_{\rm Pl}$ ($M_{\rm Pl}=1.22\times10^{19}{\rm GeV}$). We calculate the gravity one-loop... |
2010.14197 | Gustav Kramer | Gustav Kramer | Production of massless charm jets in $pp$ collisions at next-to-leading
order of QCD in comparison with CMS data | 13 pages, 3 figures | null | null | DESY 20-180 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present predictions for the inclusive production of charm jets in
proton-proton collisions at 2.76 and 5.02 TeV. The charm-quark is considered
massless. In this scheme we find that the ratio of the next-to-leading order to
the leading order cross section (K factor) is almost equal to one depending
essentially on t... | [
{
"created": "Tue, 27 Oct 2020 11:09:34 GMT",
"version": "v1"
}
] | 2020-10-28 | [
[
"Kramer",
"Gustav",
""
]
] | We present predictions for the inclusive production of charm jets in proton-proton collisions at 2.76 and 5.02 TeV. The charm-quark is considered massless. In this scheme we find that the ratio of the next-to-leading order to the leading order cross section (K factor) is almost equal to one depending essentially on the... |
1908.07432 | Rafal Maciula | Rafal Maciula, and Antoni Szczurek | Enhanced production of $\Lambda_{c}$ in proton-proton collisions at the
LHC | 5 pages, 2 figures, talk given by R. Maciula at the XXVII
International Workshop on Deep-Inelastic Scattering and Related Subjects -
DIS2019, 8-12 April, 2019, Torino, Italy | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate cross section for production of $D$ mesons and $\Lambda_c$
baryons in proton-proton collisions at the LHC. The cross section for
production of $c \bar c$ pairs is calculated within $k_T$-factorization
approach with the Kimber-Martin-Ryskin unintegrated gluon distributions. We
show that our approach well ... | [
{
"created": "Tue, 20 Aug 2019 15:28:44 GMT",
"version": "v1"
}
] | 2019-08-21 | [
[
"Maciula",
"Rafal",
""
],
[
"Szczurek",
"Antoni",
""
]
] | We calculate cross section for production of $D$ mesons and $\Lambda_c$ baryons in proton-proton collisions at the LHC. The cross section for production of $c \bar c$ pairs is calculated within $k_T$-factorization approach with the Kimber-Martin-Ryskin unintegrated gluon distributions. We show that our approach well de... |
0709.4491 | Ted Barnes | T. Barnes (1 and 2), X. Li (1) and W. Roberts (3) ((1) ORNL Physics
Division, (2) Dept. of Physics and Astronomy, University of Tennessee, (3)
Department of Physics and Astronomy, Florida State University) | Evidence for a J/psi-ppbar Pauli Strong Coupling ? | 7 pages, 7 figures. v2 generalizes v1 to complex J/psi-ppbar
couplings | Phys.Rev.D77:056001,2008 | 10.1103/PhysRevD.77.056001 | null | hep-ph | null | The couplings of charmonia and charmonium hybrids (generically Psi) to ppbar
are of great interest in view of future plans to study these states using an
antiproton storage ring at GSI. These low to moderate energy Psi-ppbar
couplings are not well understood theoretically, and currently must be
determined from experi... | [
{
"created": "Thu, 27 Sep 2007 20:10:32 GMT",
"version": "v1"
},
{
"created": "Tue, 1 Jan 2008 21:27:43 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Barnes",
"T.",
"",
"1 and 2"
],
[
"Li",
"X.",
""
],
[
"Roberts",
"W.",
""
]
] | The couplings of charmonia and charmonium hybrids (generically Psi) to ppbar are of great interest in view of future plans to study these states using an antiproton storage ring at GSI. These low to moderate energy Psi-ppbar couplings are not well understood theoretically, and currently must be determined from experime... |
0807.4744 | Vivian de la Incera | Efrain J. Ferrer and Vivian de la Incera | Dynamically Induced Zeeman Effect in Massless QED | Extensively revised version with several misprints and formulas
corrected. In this new version we included the non-perturbative Lande
g-factor and Bohr magneton | Phys.Rev.Lett.102:050402,2009 | 10.1103/PhysRevLett.102.050402 | null | hep-ph cond-mat.mes-hall cond-mat.str-el | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It is shown that in non-perturbative massless QED an anomalous magnetic
moment is dynamically induced by an applied magnetic field. The induced
magnetic moment produces a Zeeman splitting for electrons in Landau levels
higher than $l=0$. The expressions for the non-perturbative Lande g-factor and
Bohr magneton are ob... | [
{
"created": "Tue, 29 Jul 2008 21:21:57 GMT",
"version": "v1"
},
{
"created": "Mon, 3 Nov 2008 21:50:04 GMT",
"version": "v2"
}
] | 2009-02-27 | [
[
"Ferrer",
"Efrain J.",
""
],
[
"de la Incera",
"Vivian",
""
]
] | It is shown that in non-perturbative massless QED an anomalous magnetic moment is dynamically induced by an applied magnetic field. The induced magnetic moment produces a Zeeman splitting for electrons in Landau levels higher than $l=0$. The expressions for the non-perturbative Lande g-factor and Bohr magneton are obta... |
1608.02819 | Sihong Zhou | Si-Hong Zhou, Qi-An Zhang, Wei-Ran Lyu and Cai-Dian L\"u | Analysis of Charmless Two-body B decays in Factorization Assisted
Topological Amplitude Approach | 36 pages,2 figures | null | 10.1140/epjc/s10052-017-4685-0 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We analyze charmless two-body non-leptonic B decays $B \to PP, PV$ under the
framework of factorization assisted topological amplitude approach, where
$P(V)$ denotes a light pseudoscalar (vector) meson. Compared with the
conventional flavor diagram approach, we consider flavor $SU(3)$ breaking
effect assisted by fact... | [
{
"created": "Tue, 9 Aug 2016 14:44:58 GMT",
"version": "v1"
}
] | 2017-03-08 | [
[
"Zhou",
"Si-Hong",
""
],
[
"Zhang",
"Qi-An",
""
],
[
"Lyu",
"Wei-Ran",
""
],
[
"Lü",
"Cai-Dian",
""
]
] | We analyze charmless two-body non-leptonic B decays $B \to PP, PV$ under the framework of factorization assisted topological amplitude approach, where $P(V)$ denotes a light pseudoscalar (vector) meson. Compared with the conventional flavor diagram approach, we consider flavor $SU(3)$ breaking effect assisted by factor... |
1006.2563 | Jeppe R. Andersen | Jeppe R. Andersen | CP-properties of the Higgs-boson couplings from H + dijets through gluon
fusion | Presented at the XLVth Rencontres de Moriond on QCD and High Energy
Interactions, La Thuile (Aosta), Italy, March 13-20, 2010; v2: reference
corrected | null | null | CERN-PH-TH/2010-133 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | At lowest order in perturbation theory, the production of a Higgs boson in
association with dijets displays a strong correlation in the azimuthal angle
between the dijets, induced by the CP-properties of the Higgs Boson coupling.
However, the phase space cuts necessary for a clean extraction of the
CP-properties in t... | [
{
"created": "Sun, 13 Jun 2010 20:45:58 GMT",
"version": "v1"
},
{
"created": "Wed, 23 Jun 2010 08:36:20 GMT",
"version": "v2"
}
] | 2010-06-24 | [
[
"Andersen",
"Jeppe R.",
""
]
] | At lowest order in perturbation theory, the production of a Higgs boson in association with dijets displays a strong correlation in the azimuthal angle between the dijets, induced by the CP-properties of the Higgs Boson coupling. However, the phase space cuts necessary for a clean extraction of the CP-properties in the... |
1512.02168 | Valery Lyubovitskij | Thomas Gutsche, Mikhail A. Ivanov, Jurgen G. Korner, Valery E.
Lyubovitskij, Pietro Santorelli | Semileptonic decays $\Lambda_c^+ \to \Lambda \ell^+
\nu_\ell\,\,(\ell=e,\mu)$ in the covariant quark model and comparison with
the new absolute branching fraction measurements of Belle and BESIII | 7 pages. arXiv admin note: substantial text overlap with
arXiv:1502.04864 | Phys. Rev. D 93, 034008 (2016) | 10.1103/PhysRevD.93.034008 | MITP/15-109 (Mainz) | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present precise theoretical predictions for the absolute branching
fractions of $\Lambda_c^+ \to \Lambda \ell^+ \nu_\ell\,(\ell=e,\mu)$ decays in
the covariant confined quark model. This study is motivated by two recent and
accurate measurements of the absolute branching fractions of $\Lambda_c^+ \to p
K^- \pi^+$ ... | [
{
"created": "Mon, 7 Dec 2015 19:02:16 GMT",
"version": "v1"
}
] | 2016-02-10 | [
[
"Gutsche",
"Thomas",
""
],
[
"Ivanov",
"Mikhail A.",
""
],
[
"Korner",
"Jurgen G.",
""
],
[
"Lyubovitskij",
"Valery E.",
""
],
[
"Santorelli",
"Pietro",
""
]
] | We present precise theoretical predictions for the absolute branching fractions of $\Lambda_c^+ \to \Lambda \ell^+ \nu_\ell\,(\ell=e,\mu)$ decays in the covariant confined quark model. This study is motivated by two recent and accurate measurements of the absolute branching fractions of $\Lambda_c^+ \to p K^- \pi^+$ an... |
1010.3672 | Jeronimo Peralta Ramos | J. Peralta-Ramos, and M. S. Nakwacki | Thermal photon production in Au+Au collisions: viscous corrections in
two different hydrodynamic formalisms | v2: 19 pages, 7 figures; viscous corrections to thermal photon
production are taken into account for all the processes considered. Accepted
for publication in Nucl. Phys. A | Nucl.Phys.A851:44-57,2011 | 10.1016/j.nuclphysa.2010.12.011 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the spectra of produced thermal photons in Au+Au collisions
taking into account the nonequilibrium contribution to photon production due to
finite shear viscosity. The evolution of the fireball is modeled by
second-order as well as by divergence-type 2+1 dissipative hydrodynamics, both
with an ideal equa... | [
{
"created": "Mon, 18 Oct 2010 18:17:40 GMT",
"version": "v1"
},
{
"created": "Tue, 21 Dec 2010 18:37:28 GMT",
"version": "v2"
}
] | 2011-03-04 | [
[
"Peralta-Ramos",
"J.",
""
],
[
"Nakwacki",
"M. S.",
""
]
] | We calculate the spectra of produced thermal photons in Au+Au collisions taking into account the nonequilibrium contribution to photon production due to finite shear viscosity. The evolution of the fireball is modeled by second-order as well as by divergence-type 2+1 dissipative hydrodynamics, both with an ideal equati... |
hep-ph/9911418 | David Emmanuel-Costa | G.C. Branco, D. Emmanuel-Costa, R. Gonzalez Felipe | Texture Zeros and Weak Basis Transformations | 11 pages, typeset using revtex | Phys.Lett.B477:147-155,2000 | 10.1016/S0370-2693(00)00193-3 | FISIST/19-99/CFIF | hep-ph | null | We investigate the physical meaning of some of the "texture zeros" which
appear in most of the Ansatze on quark masses and mixings. It is shown that
starting from arbitrary quark mass matrices and making a suitable weak basis
transformation one can obtain some of these sets of zeros which therefore have
no physical c... | [
{
"created": "Fri, 19 Nov 1999 21:14:31 GMT",
"version": "v1"
}
] | 2010-11-23 | [
[
"Branco",
"G. C.",
""
],
[
"Emmanuel-Costa",
"D.",
""
],
[
"Felipe",
"R. Gonzalez",
""
]
] | We investigate the physical meaning of some of the "texture zeros" which appear in most of the Ansatze on quark masses and mixings. It is shown that starting from arbitrary quark mass matrices and making a suitable weak basis transformation one can obtain some of these sets of zeros which therefore have no physical con... |
1805.01186 | Prasanna Kumar Dhani | Pulak Banerjee, Goutam Das, Prasanna K. Dhani and V. Ravindran | Threshold resummation of the rapidity distribution for Drell-Yan
production at NNLO+NNLL | 14 pages, 9 figures | Phys. Rev. D 98, 054018 (2018) | 10.1103/PhysRevD.98.054018 | IMSc/2018/05/03, DESY 18-067 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the production of pairs of lepton through the Drell-Yan process
at the LHC and present the most accurate prediction on their rapidity
distribution. While the fixed order prediction is already known to
next-to-next-to-leading order in perturbative QCD, the resummed contribution
coming from threshold region... | [
{
"created": "Thu, 3 May 2018 09:40:02 GMT",
"version": "v1"
},
{
"created": "Sun, 28 Oct 2018 09:35:31 GMT",
"version": "v2"
}
] | 2018-10-30 | [
[
"Banerjee",
"Pulak",
""
],
[
"Das",
"Goutam",
""
],
[
"Dhani",
"Prasanna K.",
""
],
[
"Ravindran",
"V.",
""
]
] | We consider the production of pairs of lepton through the Drell-Yan process at the LHC and present the most accurate prediction on their rapidity distribution. While the fixed order prediction is already known to next-to-next-to-leading order in perturbative QCD, the resummed contribution coming from threshold region o... |
hep-ph/9903402 | Thomas Gajdosik | A. Bartl, T. Gajdosik, W. Porod, P. Stockinger, H. Stremnitzer | Electron and Neutron Electric Dipole Moments in the Constrained MSSM | 23 pages LaTeX with 8 figures included, using the epsfig-stylefile | Phys.Rev.D60:073003,1999 | 10.1103/PhysRevD.60.073003 | UWThPh--1998--63, HEPHY--PUB 705 | hep-ph | null | We analyze the effects of CP-violating phases on the electric dipole moment
(EDM) of electron and neutron in the constrained minimal supersymmetric model.
We find that the phases phi_{\mu} and phi_{A_0} have to be strongly correlated,
in particular for small values of the SUSY mass parameters. We calculate the
neutro... | [
{
"created": "Thu, 18 Mar 1999 14:29:44 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Bartl",
"A.",
""
],
[
"Gajdosik",
"T.",
""
],
[
"Porod",
"W.",
""
],
[
"Stockinger",
"P.",
""
],
[
"Stremnitzer",
"H.",
""
]
] | We analyze the effects of CP-violating phases on the electric dipole moment (EDM) of electron and neutron in the constrained minimal supersymmetric model. We find that the phases phi_{\mu} and phi_{A_0} have to be strongly correlated, in particular for small values of the SUSY mass parameters. We calculate the neutron ... |
1410.6816 | Eder Izaguirre | Andrew Haas, Christopher S. Hill, Eder Izaguirre, and Itay Yavin | Looking for milli-charged particles with a new experiment at the LHC | 5 pages, 3 figures. Version that appeared in journal | Phys.Lett.B746 117 2015 | 10.1016/j.physletb.2015.04.062 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a new experiment at the Large Hadron Collider (LHC) that offers a
powerful and model-independent probe for milli-charged particles. This
experiment could be sensitive to charges in the range $10^{-3}e - 10^{-1}e$ for
masses in the range $0.1 - 100$ GeV, which is the least constrained part of the
parameter ... | [
{
"created": "Fri, 24 Oct 2014 20:00:11 GMT",
"version": "v1"
},
{
"created": "Tue, 30 Jun 2015 08:58:40 GMT",
"version": "v2"
}
] | 2015-07-01 | [
[
"Haas",
"Andrew",
""
],
[
"Hill",
"Christopher S.",
""
],
[
"Izaguirre",
"Eder",
""
],
[
"Yavin",
"Itay",
""
]
] | We propose a new experiment at the Large Hadron Collider (LHC) that offers a powerful and model-independent probe for milli-charged particles. This experiment could be sensitive to charges in the range $10^{-3}e - 10^{-1}e$ for masses in the range $0.1 - 100$ GeV, which is the least constrained part of the parameter sp... |
0811.0486 | Nikolai Zotov | S.P. Baranov (Lebedev Physics Institute), A.V. Lipatov (SINP, Moscow
State University), N.P. Zotov (SINP, Moscow State University) | Prompt photon hadroproduction in the k_T-factorization approach | 4 pages, 3 figures, to be published in the Proceedings of Workshop
"Diffraction 2008", La Londe-les-Maures, France, Sept. 9-14, 2008 | AIP Conf.Proc.1105:308-311,2009 | 10.1063/1.3122201 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the production of prompt photons at high energy in the framework of
the k_T-factorization approach. The amplitude for production of a single photon
associated with quark pair in the fusion of two off-shell gluons is calculated.
Theoretical results are compared with the Tevatron data.
| [
{
"created": "Tue, 4 Nov 2008 12:00:04 GMT",
"version": "v1"
},
{
"created": "Wed, 19 Nov 2008 14:07:16 GMT",
"version": "v2"
}
] | 2011-03-23 | [
[
"Baranov",
"S. P.",
"",
"Lebedev Physics Institute"
],
[
"Lipatov",
"A. V.",
"",
"SINP, Moscow\n State University"
],
[
"Zotov",
"N. P.",
"",
"SINP, Moscow State University"
]
] | We study the production of prompt photons at high energy in the framework of the k_T-factorization approach. The amplitude for production of a single photon associated with quark pair in the fusion of two off-shell gluons is calculated. Theoretical results are compared with the Tevatron data. |
2011.12848 | Kun Wang | Kun Wang, Jingya Zhu, Quanlin Jie | Higgsino Asymmetry and Direct-Detection Constraints of Light Dark Matter
in the NMSSM with Non-Universal Higgs Masses | 8 pages, 5 figures | null | 10.1088/1674-1137/abe03c | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work, we study the direct-detection constraints of light dark matter
in the next-to minimal supersymmetric standard model (NMSSM) with non-universal
Higgs masses (NUHM), especially the correlation between higgsino asymmetry and
spin-dependent cross section. Finally, we get the following conclusions: (i)
The s... | [
{
"created": "Wed, 25 Nov 2020 16:08:19 GMT",
"version": "v1"
}
] | 2021-05-26 | [
[
"Wang",
"Kun",
""
],
[
"Zhu",
"Jingya",
""
],
[
"Jie",
"Quanlin",
""
]
] | In this work, we study the direct-detection constraints of light dark matter in the next-to minimal supersymmetric standard model (NMSSM) with non-universal Higgs masses (NUHM), especially the correlation between higgsino asymmetry and spin-dependent cross section. Finally, we get the following conclusions: (i) The spi... |
hep-ph/0502163 | Anupama Atre | Anupama Atre, Vernon Barger, Tao Han | Upper Bounds on Lepton-number Violating Processes | 20 pages, revtex4, 2 figures (5 files), Version published in Physical
Review D | Phys.Rev.D71:113014,2005 | 10.1103/PhysRevD.71.113014 | MADPH-04-1393, FERMILAB-PUB-04-336-T and ANL-HEP-PR-05-7 | hep-ph hep-ex | null | We consider four lepton-number violating (\lv) processes: (a) neutrinoless
double-beta decay (0\nu\beta\beta), (b) Delta L = 2 tau decays, (c) Delta L = 2
rare meson decays and (d) nuclear muon-positron conversion. In the absence of
exotic \lv interactions, the rates for these processes are determined by
effective ne... | [
{
"created": "Thu, 17 Feb 2005 21:13:01 GMT",
"version": "v1"
},
{
"created": "Thu, 7 Jul 2005 21:14:42 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Atre",
"Anupama",
""
],
[
"Barger",
"Vernon",
""
],
[
"Han",
"Tao",
""
]
] | We consider four lepton-number violating (\lv) processes: (a) neutrinoless double-beta decay (0\nu\beta\beta), (b) Delta L = 2 tau decays, (c) Delta L = 2 rare meson decays and (d) nuclear muon-positron conversion. In the absence of exotic \lv interactions, the rates for these processes are determined by effective neut... |
hep-ph/9810212 | Juraev Obid Muminovich | O.M.Juraev (The Abdus Salam ICTP), T.Z. Nasyrov (Inst.Nucl.Phys.
Uzbekistan), Kh.Ablakulov (Inst.Nucl.Phys. Uzbekistan), B.N.Kuranov
(Inst.Nucl.Phys. Uzbekistan) | The quark potential model for vector mesons and their decay constants | 7 pages, Submitted to Phys. Rev. D | null | null | null | hep-ph | null | The relativistic quark potential model (QPM) is developed for
describingvector mesons and their leptonic decays. The new representation
Salpeter equation for vector mesons is proposed. Studying the $\tau\to\rho\nu$
decay theexpression for $\rho$-meson leptonic decay constant $f_\rho$
isobtained. It is shown that quar... | [
{
"created": "Thu, 1 Oct 1998 15:18:24 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Juraev",
"O. M.",
"",
"The Abdus Salam ICTP"
],
[
"Nasyrov",
"T. Z.",
"",
"Inst.Nucl.Phys.\n Uzbekistan"
],
[
"Ablakulov",
"Kh.",
"",
"Inst.Nucl.Phys. Uzbekistan"
],
[
"Kuranov",
"B. N.",
"",
"Inst.Nucl.Phys. Uzbekistan"
]
] | The relativistic quark potential model (QPM) is developed for describingvector mesons and their leptonic decays. The new representation Salpeter equation for vector mesons is proposed. Studying the $\tau\to\rho\nu$ decay theexpression for $\rho$-meson leptonic decay constant $f_\rho$ isobtained. It is shown that quark ... |
hep-ph/0605162 | Peter Graham | Peter W. Graham, Aaron Pierce, Jay G. Wacker | Four Taus at the Tevatron | 12 pages, 4 figures | null | null | null | hep-ph | null | We study extensions of the Standard Model where the Higgs boson dominantly
decays via a cascade to four tau leptons, and discuss whether this decay is
visible at the Tevatron. We find that with an integrated luminosity of 6 fb^-1,
there can be excesses in multi-lepton events in several channels for a Higgs
boson of a... | [
{
"created": "Mon, 15 May 2006 17:01:08 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Graham",
"Peter W.",
""
],
[
"Pierce",
"Aaron",
""
],
[
"Wacker",
"Jay G.",
""
]
] | We study extensions of the Standard Model where the Higgs boson dominantly decays via a cascade to four tau leptons, and discuss whether this decay is visible at the Tevatron. We find that with an integrated luminosity of 6 fb^-1, there can be excesses in multi-lepton events in several channels for a Higgs boson of a m... |
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