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hep-ph/9505281 | Uma Shankar | Mohan Narayan, M. V. N. Murthy, G. Rajasekaran (IMSc, Madras) and S.
Uma Sankar (IIT, Bombay) | Solar and atmospheric neutrino oscillations with three flavours | 25 pages plus eight figures. Uses Revtex. Postcript files for figures
sent separately as a uuencoded file | Phys.Rev.D53:2809-2819,1996 | 10.1103/PhysRevD.53.2809 | IMSc/95-96/001 | hep-ph | null | We analyze the solar and the atmospheric neutrino problems in the context of
three flavour neutrino oscillations. We assume a mass hierarchy in the vacuum
mass eigenvalues $\mu_3^2 \gg \mu_2^2 \geq \mu_1^2$, but make no approximation
regarding the magnitudes of the mixing angles. We find that there are small but
cont... | [
{
"created": "Thu, 11 May 1995 19:34:50 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Narayan",
"Mohan",
"",
"IMSc, Madras"
],
[
"Murthy",
"M. V. N.",
"",
"IMSc, Madras"
],
[
"Rajasekaran",
"G.",
"",
"IMSc, Madras"
],
[
"Sankar",
"S. Uma",
"",
"IIT, Bombay"
]
] | We analyze the solar and the atmospheric neutrino problems in the context of three flavour neutrino oscillations. We assume a mass hierarchy in the vacuum mass eigenvalues $\mu_3^2 \gg \mu_2^2 \geq \mu_1^2$, but make no approximation regarding the magnitudes of the mixing angles. We find that there are small but contin... |
1401.3751 | Aleksi Kurkela | Mark C. Abraao York, Aleksi Kurkela, Egang Lu and Guy D. Moore | UV Cascade in Classical Yang-Mills via Kinetic Theory | 18 pages, 4 figures | Phys. Rev. D 89, 074036 (2014) | 10.1103/PhysRevD.89.074036 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We show that classical Yang-Mills theory with statistically homogeneous and
isotropic initial conditions has a kinetic description and approaches a scaling
solution at late times. We find the scaling solution by explicitly solving the
Boltzmann equations, including all dominant processes (elastic and
number-changing)... | [
{
"created": "Wed, 15 Jan 2014 21:00:17 GMT",
"version": "v1"
}
] | 2014-04-23 | [
[
"York",
"Mark C. Abraao",
""
],
[
"Kurkela",
"Aleksi",
""
],
[
"Lu",
"Egang",
""
],
[
"Moore",
"Guy D.",
""
]
] | We show that classical Yang-Mills theory with statistically homogeneous and isotropic initial conditions has a kinetic description and approaches a scaling solution at late times. We find the scaling solution by explicitly solving the Boltzmann equations, including all dominant processes (elastic and number-changing). ... |
1706.05210 | Kacper Zalewski | Kacper Zalewski | Importance of thermodynamic fluctuations in the Gazdzicki Gorenstein
model | 13 pages, four figures | null | 10.5506/APhysPolB.48.1267 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Effects of the standard thermodynamic fluctuations on the predictions of the
Gazdzicki Gorenstein model of particle production in high-energy heavy ion
collisins are evaluated. At low numbers of participating nucleons the
corrections due to these fluctuations are found to be very significant.
| [
{
"created": "Fri, 16 Jun 2017 10:23:01 GMT",
"version": "v1"
}
] | 2019-05-22 | [
[
"Zalewski",
"Kacper",
""
]
] | Effects of the standard thermodynamic fluctuations on the predictions of the Gazdzicki Gorenstein model of particle production in high-energy heavy ion collisins are evaluated. At low numbers of participating nucleons the corrections due to these fluctuations are found to be very significant. |
1306.4702 | Maxim Khlopov | Maxim Yu. Khlopov | On the problem of quark-lepton families | Appeared in Proceedings to the 14th Workshop 'What Comes Beyond the
Standard Models', 11. - 21. July 2011 Bled, DMFA-Zaloznistvo, Ljubljana,
December 2011, v2. -typos corrected refs. added | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The problem of quark-lepton families is discussed in the "bottom-up"
phenomenological approach to the extensions of the Standard model. It provides
the possibility of the {\it Horizontal unification} of the three known families
on the basis of horizontal gauge flavor $SU(3)_H$ symmetry. The new generations
of quarks ... | [
{
"created": "Wed, 19 Jun 2013 21:20:08 GMT",
"version": "v1"
},
{
"created": "Sat, 29 Jun 2013 11:47:26 GMT",
"version": "v2"
}
] | 2013-07-02 | [
[
"Khlopov",
"Maxim Yu.",
""
]
] | The problem of quark-lepton families is discussed in the "bottom-up" phenomenological approach to the extensions of the Standard model. It provides the possibility of the {\it Horizontal unification} of the three known families on the basis of horizontal gauge flavor $SU(3)_H$ symmetry. The new generations of quarks an... |
hep-ph/9904415 | G. Tsirigoti | A. Nicolaidis, G. Tsirigoti and J. Hansson | TeV Neutrinos in a dense medium | 12 pages, latex, 2 figures | null | null | null | hep-ph astro-ph | null | The dispersion relation of energetic (few TeV) neutrinos traversing a medium
is studied. We use the real time formalism of thermal field theory and we
include the effects from the propagator of the W gauge boson. We consider then
the MSW oscillations for cosmic neutrinos traversing the Earth, adopting for
the neutrin... | [
{
"created": "Wed, 21 Apr 1999 09:36:50 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Nicolaidis",
"A.",
""
],
[
"Tsirigoti",
"G.",
""
],
[
"Hansson",
"J.",
""
]
] | The dispersion relation of energetic (few TeV) neutrinos traversing a medium is studied. We use the real time formalism of thermal field theory and we include the effects from the propagator of the W gauge boson. We consider then the MSW oscillations for cosmic neutrinos traversing the Earth, adopting for the neutrino ... |
hep-ph/9410343 | null | L. Clavelli | Light Gluinos and $\Gamma(Z\rightarrow b\overline{b})$ | 14 pages + 5 figures not included but available from LCLAVELL@UA1VM | Mod.Phys.Lett. A10 (1995) 949-960 | 10.1142/S0217732395001046 | null | hep-ph | null | We discuss the anomaly in the $b$ branching ratio of the $Z$ in the context
of the light gluino scenario.
| [
{
"created": "Fri, 21 Oct 1994 18:56:07 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Clavelli",
"L.",
""
]
] | We discuss the anomaly in the $b$ branching ratio of the $Z$ in the context of the light gluino scenario. |
hep-ph/9706267 | null | Yumian Su, Gian Franco Bonini and Kenneth Lane | Tevatron Constraints on Topcolor-Assisted Technicolor | Version published in Physical Review Letters with improved
statistical analysis; 11 pages Latex with 4 eps figures | Phys.Rev.Lett. 79 (1997) 4075-4078 | 10.1103/PhysRevLett.79.4075 | Boston University Report BUHEP-97-17 | hep-ph hep-ex | null | We study the constraints on models of topcolor-assisted technicolor arising
from measurements of high-$E_T$ jets and high-mass lepton pairs at the Tevatron
collider. Existing data can eliminate models that have appeared in the
literature.
| [
{
"created": "Thu, 5 Jun 1997 18:24:08 GMT",
"version": "v1"
},
{
"created": "Tue, 10 Jun 1997 15:16:55 GMT",
"version": "v2"
},
{
"created": "Mon, 24 Nov 1997 15:24:52 GMT",
"version": "v3"
}
] | 2009-10-30 | [
[
"Su",
"Yumian",
""
],
[
"Bonini",
"Gian Franco",
""
],
[
"Lane",
"Kenneth",
""
]
] | We study the constraints on models of topcolor-assisted technicolor arising from measurements of high-$E_T$ jets and high-mass lepton pairs at the Tevatron collider. Existing data can eliminate models that have appeared in the literature. |
1911.12130 | Hong-Hao Zhang | Chengfeng Cai, Hong-Hao Zhang, Giacomo Cacciapaglia, Mads T. Frandsen,
Martin Rosenlyst | Higgs boson emerging from the dark | 6 pages, 1 figure, 1 table; accepted for publication in Physical
Review Letters | Phys. Rev. Lett. 125, 021801 (2020) | 10.1103/PhysRevLett.125.021801 | null | hep-ph astro-ph.CO hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a new non-thermal mechanism of dark matter production based on
vacuum misalignment. A global $X$-charge asymmetry is generated at high
temperatures, under which both the will-be Higgs and the dark matter are
charged. At lower energies, the vacuum changes alignment and breaks the
$U(1)_X$, leading to the em... | [
{
"created": "Wed, 27 Nov 2019 13:14:18 GMT",
"version": "v1"
},
{
"created": "Thu, 2 Jul 2020 16:51:31 GMT",
"version": "v2"
}
] | 2020-07-09 | [
[
"Cai",
"Chengfeng",
""
],
[
"Zhang",
"Hong-Hao",
""
],
[
"Cacciapaglia",
"Giacomo",
""
],
[
"Frandsen",
"Mads T.",
""
],
[
"Rosenlyst",
"Martin",
""
]
] | We propose a new non-thermal mechanism of dark matter production based on vacuum misalignment. A global $X$-charge asymmetry is generated at high temperatures, under which both the will-be Higgs and the dark matter are charged. At lower energies, the vacuum changes alignment and breaks the $U(1)_X$, leading to the emer... |
1301.4143 | Piotr Zenczykowski | Piotr Zenczykowski | Koide's Z_3-symmetric parametrization, quark masses and mixings | 8 pages, 2 figures, some clarifications added, results unchanged | null | 10.1103/PhysRevD.87.077302 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The sets of charged-lepton (L) and quark (D,U) masses may be parametrized in
a Z_3-symmetric language appropriate for the discussion of Koide's formula.
Experiment suggests that at the low-energy scale the relevant phase parameters
\delta_f take on possibly exact values of \delta_L=3\delta_D/2=3\delta_U=2/9.
For k_f ... | [
{
"created": "Thu, 17 Jan 2013 16:07:51 GMT",
"version": "v1"
},
{
"created": "Thu, 21 Feb 2013 17:53:00 GMT",
"version": "v2"
}
] | 2013-04-24 | [
[
"Zenczykowski",
"Piotr",
""
]
] | The sets of charged-lepton (L) and quark (D,U) masses may be parametrized in a Z_3-symmetric language appropriate for the discussion of Koide's formula. Experiment suggests that at the low-energy scale the relevant phase parameters \delta_f take on possibly exact values of \delta_L=3\delta_D/2=3\delta_U=2/9. For k_f (t... |
1612.07741 | Sergey Kulagin | S. A. Kulagin | Nuclear Parton Distributions | 14 pages, 4 figures, invited talk at XXIII International Baldin
Seminar on High Energy Physics Problems "Relativistic Nuclear Physics and
Quantum Chromodynamics" (September 19--24, 2016, Dubna, Russia), to be
published in Proceedings | null | 10.1051/epjconf/201713801006 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We review a microscopic model of the nuclear parton distribution functions,
which accounts for a number of nuclear effects including Fermi motion and
nuclear binding, nuclear meson-exchange currents, off-shell corrections to
bound nucleon distributions and nuclear shadowing. We also discuss applications
of this model... | [
{
"created": "Thu, 22 Dec 2016 18:31:08 GMT",
"version": "v1"
}
] | 2017-04-26 | [
[
"Kulagin",
"S. A.",
""
]
] | We review a microscopic model of the nuclear parton distribution functions, which accounts for a number of nuclear effects including Fermi motion and nuclear binding, nuclear meson-exchange currents, off-shell corrections to bound nucleon distributions and nuclear shadowing. We also discuss applications of this model t... |
0902.3165 | Kochelev Nikolai Innokentevich | A.E. Dorokhov, N.I. Kochelev, W.-D. Nowak | Single Spin Asymmetries in High Energy Reactions and Nonperturbative QCD
Effects | 9 pages,8 figures | Phys.Part.Nucl.Lett.6:440-445,2009 | 10.1134/S154747710906003X | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss some experimental and theoretical results on single spin
asymmetries (SSA) in high energy lepton-hadron and hadron-hadron reactions. In
particular, recent results on meson SSA obtained by HERMES are considered in
detail. We also discuss the SSA results obtained recently by COMPASS, as well
as those from BR... | [
{
"created": "Wed, 18 Feb 2009 15:20:24 GMT",
"version": "v1"
}
] | 2011-03-22 | [
[
"Dorokhov",
"A. E.",
""
],
[
"Kochelev",
"N. I.",
""
],
[
"Nowak",
"W. -D.",
""
]
] | We discuss some experimental and theoretical results on single spin asymmetries (SSA) in high energy lepton-hadron and hadron-hadron reactions. In particular, recent results on meson SSA obtained by HERMES are considered in detail. We also discuss the SSA results obtained recently by COMPASS, as well as those from BRAH... |
1612.06253 | Cristiano Germani | Albert Escriv\`a and Cristiano Germani | Beyond dimensional analysis: Higgs and new Higgs inflations {\it do not}
violate unitarity | v2: comment of cascades of large number of diagrams added.
Clarification of why previous literature did not prove unitarity of the
scalar sector. Comments on unitarity of the gauge sectors added and
miscellaneous of clarifications. Accepted in PRD | Phys. Rev. D 95, 123526 (2017) | 10.1103/PhysRevD.95.123526 | ICCUB-16-043 | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Na\"ive dimensional analysis seems to suggest possible unitarity violations
in the framework of the Higgs and new Higgs inflationary scenarios. These
violations seem to happen around the value in which the potential energy, per
given Higgs boson's vacuum expectation value, crosses the perturbative cut-off
scale calcu... | [
{
"created": "Mon, 19 Dec 2016 16:31:44 GMT",
"version": "v1"
},
{
"created": "Fri, 2 Jun 2017 14:37:53 GMT",
"version": "v2"
}
] | 2017-06-28 | [
[
"Escrivà",
"Albert",
""
],
[
"Germani",
"Cristiano",
""
]
] | Na\"ive dimensional analysis seems to suggest possible unitarity violations in the framework of the Higgs and new Higgs inflationary scenarios. These violations seem to happen around the value in which the potential energy, per given Higgs boson's vacuum expectation value, crosses the perturbative cut-off scale calcula... |
1511.00579 | Vo Quoc Phong | Vo Quoc Phong, Nguyen Chi Thao, Hoang Ngoc Long | Baryogenesis in the Zee-Babu model with arbitrary $\xi$ gauge | 16 pages, 2 figures; Matches published version in Phys. Rev. D | Phys. Rev. D 97, 115008 (2018) | 10.1103/PhysRevD.97.115008 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the baryogenesis picture in the Zee-Babu model. Our analysis
shows that electroweak phase transition (EWPT) in the model is a first-order
phase transition at the $100$ GeV scale, its strength ranges from 1 to 4.15 and
the masses of charged Higgs boson are smaller than $300$ GeV. The EWPT is
strengthened b... | [
{
"created": "Mon, 2 Nov 2015 16:50:12 GMT",
"version": "v1"
},
{
"created": "Sat, 27 Feb 2016 17:43:18 GMT",
"version": "v2"
},
{
"created": "Wed, 23 Mar 2016 10:10:39 GMT",
"version": "v3"
},
{
"created": "Mon, 20 Mar 2017 07:48:43 GMT",
"version": "v4"
},
{
"cr... | 2018-06-12 | [
[
"Phong",
"Vo Quoc",
""
],
[
"Thao",
"Nguyen Chi",
""
],
[
"Long",
"Hoang Ngoc",
""
]
] | We consider the baryogenesis picture in the Zee-Babu model. Our analysis shows that electroweak phase transition (EWPT) in the model is a first-order phase transition at the $100$ GeV scale, its strength ranges from 1 to 4.15 and the masses of charged Higgs boson are smaller than $300$ GeV. The EWPT is strengthened by ... |
1208.0284 | York Schroder | Ioan Ghisoiu, York Schroder | A new method for taming tensor sum-integrals | 26 pages | null | 10.1007/JHEP11(2012)010 | BI-TP 2012/32 | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We report on the computation of a class of massless bosonic three-loop vacuum
sum-integrals which are key building blocks for an evaluation of the Debye
screening mass in hot QCD. Generalizing known techniques and introducing the
concept of tensor reduction by dimensionality shifts (known to the
zero-temperature comm... | [
{
"created": "Wed, 1 Aug 2012 17:19:57 GMT",
"version": "v1"
}
] | 2015-06-11 | [
[
"Ghisoiu",
"Ioan",
""
],
[
"Schroder",
"York",
""
]
] | We report on the computation of a class of massless bosonic three-loop vacuum sum-integrals which are key building blocks for an evaluation of the Debye screening mass in hot QCD. Generalizing known techniques and introducing the concept of tensor reduction by dimensionality shifts (known to the zero-temperature commun... |
1102.0716 | Junko Shigemitsu | Junko Shigemitsu | Progress in Lattice QCD Relevant for Flavor Physics | Proceedings of CKM2010, the 6th International Workshop on the CKM
Unitarity Triangle, University of Warwick, UK, 6-10 September 2010 | null | null | null | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recent Lattice QCD results relevant for Kaon, Charm and B Physics are
summarized. There is general agreement among calculations using a wide range of
different lattice actions. This bolsters confidence in the lattice results and
in their quoted errors. One notes considerable progress since CKM2008 in
reducing lattice... | [
{
"created": "Thu, 3 Feb 2011 16:01:49 GMT",
"version": "v1"
}
] | 2011-02-04 | [
[
"Shigemitsu",
"Junko",
""
]
] | Recent Lattice QCD results relevant for Kaon, Charm and B Physics are summarized. There is general agreement among calculations using a wide range of different lattice actions. This bolsters confidence in the lattice results and in their quoted errors. One notes considerable progress since CKM2008 in reducing lattice e... |
hep-ph/9901390 | Gabor Papp | Romuald A. Janik, Maciej A. Nowak, Gabor Papp and Ismail Zahed | $\theta$ Vacuum: A Matrix Model | 12 pages with 4 EPS figures included. Reference added | Acta Phys.Polon. B32 (2001) 1297-1316 | null | null | hep-ph cond-mat hep-lat hep-th | null | We model the effects of a large number of zero modes for $N_f$ species of
quarks at finite vacuum angle $\theta$, using a matrix model with gaussian
weights constrained by the topological susceptibility and compressibility. The
quenched free energy exhibits a cusp at $\theta <\pi$ that is sensitive to the
accuracy of... | [
{
"created": "Fri, 22 Jan 1999 22:37:03 GMT",
"version": "v1"
},
{
"created": "Sun, 24 Jan 1999 19:35:43 GMT",
"version": "v2"
},
{
"created": "Wed, 10 Feb 1999 18:30:51 GMT",
"version": "v3"
}
] | 2007-05-23 | [
[
"Janik",
"Romuald A.",
""
],
[
"Nowak",
"Maciej A.",
""
],
[
"Papp",
"Gabor",
""
],
[
"Zahed",
"Ismail",
""
]
] | We model the effects of a large number of zero modes for $N_f$ species of quarks at finite vacuum angle $\theta$, using a matrix model with gaussian weights constrained by the topological susceptibility and compressibility. The quenched free energy exhibits a cusp at $\theta <\pi$ that is sensitive to the accuracy of t... |
2305.12764 | Kun Cheng | Qing-Hong Cao, Kun Cheng, Changlong Xu | Global Symmetries and Effective Potential of 2HDM in Orbit Space | null | Phys.Rev.D 108 (2023) 5, 055036 | 10.1103/PhysRevD.108.055036 | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | We extend the framework of analyzing the 2HDM in its orbit space to study the
one-loop effective potential before and after electroweak symmetry breaking. In
this framework, we present a comprehensive analysis of global symmetries of the
one-loop thermal effective potential in the 2HDM, demonstrating when the global
... | [
{
"created": "Mon, 22 May 2023 06:35:20 GMT",
"version": "v1"
},
{
"created": "Sun, 3 Mar 2024 03:07:55 GMT",
"version": "v2"
}
] | 2024-03-05 | [
[
"Cao",
"Qing-Hong",
""
],
[
"Cheng",
"Kun",
""
],
[
"Xu",
"Changlong",
""
]
] | We extend the framework of analyzing the 2HDM in its orbit space to study the one-loop effective potential before and after electroweak symmetry breaking. In this framework, we present a comprehensive analysis of global symmetries of the one-loop thermal effective potential in the 2HDM, demonstrating when the global sy... |
0903.1940 | Luca Merlo | G.Altarelli, F.Feruglio, L.Merlo | Revisiting Bimaximal Neutrino Mixing in a Model with S4 Discrete
Symmetry | 30 pages, 5 figures; added references | JHEP 0905:020,2009 | 10.1088/1126-6708/2009/05/020 | RM3-TH/09-4, CERN-PH-TH/2009-008, DFPD-09/TH/04 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In view of the fact that the data on neutrino mixing are still compatible
with a situation where Bimaximal mixing is valid in first approximation and it
is then corrected by terms of order of the Cabibbo angle, arising from the
diagonalization of the charged lepton masses, we construct a model based on the
discrete g... | [
{
"created": "Wed, 11 Mar 2009 10:03:43 GMT",
"version": "v1"
},
{
"created": "Mon, 4 May 2009 09:20:34 GMT",
"version": "v2"
}
] | 2014-11-18 | [
[
"Altarelli",
"G.",
""
],
[
"Feruglio",
"F.",
""
],
[
"Merlo",
"L.",
""
]
] | In view of the fact that the data on neutrino mixing are still compatible with a situation where Bimaximal mixing is valid in first approximation and it is then corrected by terms of order of the Cabibbo angle, arising from the diagonalization of the charged lepton masses, we construct a model based on the discrete gro... |
1502.02475 | Yohei Ema | Yohei Ema, Ryusuke Jinno, Kyohei Mukaida, Kazunori Nakayama | Gravitational Effects on Inflaton Decay | 18 pages, 2 figures; references added; version published on JCAP | JCAP05(2015)038 | 10.1088/1475-7516/2015/05/038 | UT-15-03 | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We point out that the inflaton inevitably couples to all non-conformally
coupled matters gravitationally through an oscillation in the Hubble parameter
or the cosmic scale factor. It leads to particle production during the inflaton
oscillation regime, which is most efficient just after inflation. Moreover, the
analys... | [
{
"created": "Mon, 9 Feb 2015 13:16:01 GMT",
"version": "v1"
},
{
"created": "Mon, 1 Jun 2015 13:43:00 GMT",
"version": "v2"
}
] | 2015-06-02 | [
[
"Ema",
"Yohei",
""
],
[
"Jinno",
"Ryusuke",
""
],
[
"Mukaida",
"Kyohei",
""
],
[
"Nakayama",
"Kazunori",
""
]
] | We point out that the inflaton inevitably couples to all non-conformally coupled matters gravitationally through an oscillation in the Hubble parameter or the cosmic scale factor. It leads to particle production during the inflaton oscillation regime, which is most efficient just after inflation. Moreover, the analysis... |
2103.10859 | Michele Tammaro | Svjetlana Fajfer, Jernej F. Kamenik, Michele Tammaro | Interplay of New Physics Effects in $(g-2)_\ell$ and $h\to\ell^+\ell^-$
-- Lessons from SMEFT | 24 pages, 9 figures; v2: corrected typos, added Rb result for
electron anomalous moment | null | 10.1007/JHEP06(2021)099 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We explore the interplay of New Physics (NP) effects in $(g-2)_\ell$ and $h
\to \ell^+ \ell^-$ within the Standard Model Effective Field Theory (SMEFT)
framework, including one-loop Renormalization Group (RG) evolution of the
Wilson coefficients as well as matching to the observables below the
electroweak symmetry br... | [
{
"created": "Fri, 19 Mar 2021 15:33:43 GMT",
"version": "v1"
},
{
"created": "Tue, 6 Apr 2021 12:15:52 GMT",
"version": "v2"
}
] | 2021-06-30 | [
[
"Fajfer",
"Svjetlana",
""
],
[
"Kamenik",
"Jernej F.",
""
],
[
"Tammaro",
"Michele",
""
]
] | We explore the interplay of New Physics (NP) effects in $(g-2)_\ell$ and $h \to \ell^+ \ell^-$ within the Standard Model Effective Field Theory (SMEFT) framework, including one-loop Renormalization Group (RG) evolution of the Wilson coefficients as well as matching to the observables below the electroweak symmetry brea... |
2005.06477 | Giulia Zanderighi | Luca Buonocore, Paolo Nason, Francesco Tramontano and Giulia
Zanderighi | Leptons in the Proton | 43 pages, 14 figures. In V2 we have included a class of subleading
O(alpha^2) contributions to the lepton PDFs and motivated this choice. Data
in the LHAPDF files have been updated accordingly (see info file). V2 is
identical to the published version | JHEP 08 (2020) 019 | 10.1007/JHEP08(2020)019 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | As is the case for all light coloured Standard Model particles, also photons
and charged leptons appear as constituents in ultrarelativistic hadron beams,
and admit a parton density function (PDF). It has been shown recently that the
photon PDF can be given in terms of the structure functions and form factors
for ele... | [
{
"created": "Wed, 13 May 2020 18:00:01 GMT",
"version": "v1"
},
{
"created": "Tue, 18 Aug 2020 08:04:30 GMT",
"version": "v2"
}
] | 2020-08-26 | [
[
"Buonocore",
"Luca",
""
],
[
"Nason",
"Paolo",
""
],
[
"Tramontano",
"Francesco",
""
],
[
"Zanderighi",
"Giulia",
""
]
] | As is the case for all light coloured Standard Model particles, also photons and charged leptons appear as constituents in ultrarelativistic hadron beams, and admit a parton density function (PDF). It has been shown recently that the photon PDF can be given in terms of the structure functions and form factors for elect... |
hep-ph/0601073 | Thomas Gehrmann | A.Gehrmann-De Ridder, T.Gehrmann, E.Poulsen | Isolated Photons in Deep Inelastic Scattering | 4 pages, 3 figures | Phys.Rev.Lett.96:132002,2006 | 10.1103/PhysRevLett.96.132002 | ZU-TH 03/06 | hep-ph | null | Photon radiation at large transverse momenta at colliders is a detailed probe
of hard interaction dynamics. The isolated photon production cross section in
deep inelastic scattering was measured recently by the ZEUS experiment, and
found to be considerably larger than theoretical predictions obtained with
widely used... | [
{
"created": "Tue, 10 Jan 2006 10:53:50 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Ridder",
"A. Gehrmann-De",
""
],
[
"Gehrmann",
"T.",
""
],
[
"Poulsen",
"E.",
""
]
] | Photon radiation at large transverse momenta at colliders is a detailed probe of hard interaction dynamics. The isolated photon production cross section in deep inelastic scattering was measured recently by the ZEUS experiment, and found to be considerably larger than theoretical predictions obtained with widely used e... |
1305.6652 | Fred Jegerlehner | Fred Jegerlehner | The hierarchy problem of the electroweak Standard Model revisited | 15 pages, extended version, addendum on Higgs inflation and finite
temperature effects, references added | null | null | DESY~13-093,HU-EP-13/25 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A careful renormalization group analysis of the electroweak Standard Model,
considered as a low energy effective theory, reveals that there is no hierarchy
problem in the broken phase of the SM. In the broken phase a light Higgs turns
out to be natural as it appears self-protected and self-tuned by the
spontaneous sy... | [
{
"created": "Tue, 28 May 2013 22:55:40 GMT",
"version": "v1"
},
{
"created": "Sat, 14 Sep 2013 00:08:56 GMT",
"version": "v2"
}
] | 2013-09-17 | [
[
"Jegerlehner",
"Fred",
""
]
] | A careful renormalization group analysis of the electroweak Standard Model, considered as a low energy effective theory, reveals that there is no hierarchy problem in the broken phase of the SM. In the broken phase a light Higgs turns out to be natural as it appears self-protected and self-tuned by the spontaneous symm... |
0801.3281 | Arunava Roy | Arunava Roy and Marco Cavaglia | Discriminating Supersymmetry and Black Holes at the Large Hadron
Collider | 12 pages, 8 figures | Phys.Rev.D77:064029,2008 | 10.1103/PhysRevD.77.064029 | null | hep-ph | null | We show how to differentiate the minimal supersymmetric extension of the
standard model from black hole events at the Large Hadron Collider. Black holes
are simulated with the CATFISH generator. Supersymmetry simulations use a
combination of PYTHIA and ISAJET. Our study, based on event shape variables,
visible and mi... | [
{
"created": "Mon, 21 Jan 2008 21:22:10 GMT",
"version": "v1"
}
] | 2008-12-18 | [
[
"Roy",
"Arunava",
""
],
[
"Cavaglia",
"Marco",
""
]
] | We show how to differentiate the minimal supersymmetric extension of the standard model from black hole events at the Large Hadron Collider. Black holes are simulated with the CATFISH generator. Supersymmetry simulations use a combination of PYTHIA and ISAJET. Our study, based on event shape variables, visible and miss... |
hep-ph/9601214 | null | W. Cassing, W. Ehehalt and I. Kralik | Analysis of the HELIOS-3 $\mu^+\mu^-$ Data within a Relativistic
Transport Approach | 11 pages, 5 postscript figures | Phys.Lett. B377 (1996) 5-10 | 10.1016/0370-2693(96)00291-2 | UGI-96-01 | hep-ph | null | We present a nonperturbative dynamical study of $\mu^+\mu^-$ production in
proton-nucleus and nucleus-nucleus collisions at SPS energies on the basis of
the covariant transport approach HSD. For p + W reactions at 200 GeV bombarding
energy the dimuon yield for invariant masses m $\leq $ 1.6 GeV is found to be
dominat... | [
{
"created": "Thu, 4 Jan 1996 18:47:11 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Cassing",
"W.",
""
],
[
"Ehehalt",
"W.",
""
],
[
"Kralik",
"I.",
""
]
] | We present a nonperturbative dynamical study of $\mu^+\mu^-$ production in proton-nucleus and nucleus-nucleus collisions at SPS energies on the basis of the covariant transport approach HSD. For p + W reactions at 200 GeV bombarding energy the dimuon yield for invariant masses m $\leq $ 1.6 GeV is found to be dominated... |
hep-ph/9904266 | Kingman Cheung | Kingman Cheung | Diphoton signals for Low Scale Gravity in Extra Dimensions | 9 pages, 5 figures | Phys.Rev.D61:015005,2000 | 10.1103/PhysRevD.61.015005 | UCD-HEP-99-8 | hep-ph hep-ex | null | Gravity can become strong at the TeV scale in the theory of extra dimensions.
An effective Lagrangian can be used to describe the gravitational interactions
below a cut-off scale. In this work, we study the diphoton production in
$\gamma\gamma$, $p\bar p$, and $e^+ e^-$ collisions in the model of low scale
gravity. S... | [
{
"created": "Wed, 7 Apr 1999 23:26:31 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Cheung",
"Kingman",
""
]
] | Gravity can become strong at the TeV scale in the theory of extra dimensions. An effective Lagrangian can be used to describe the gravitational interactions below a cut-off scale. In this work, we study the diphoton production in $\gamma\gamma$, $p\bar p$, and $e^+ e^-$ collisions in the model of low scale gravity. Sin... |
1305.4046 | Leonid Satarov | L.M. Satarov, I.N. Mishustin, W. Greiner | Evolution of antibaryon abundances in the early Universe and in
heavy-ion collisions | 24 pages, 9 figures | null | 10.1103/PhysRevC.88.024908 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the kinetics of antibaryon production and annihilation in an
expanding system, assuming that it is spatially homogeneous and chemically
equilibrated at the initial stage. By solving simplified rate equations for
(anti)baryon abundances we study the deviations from chemical equilibrium at
late stages. The cal... | [
{
"created": "Fri, 17 May 2013 11:05:06 GMT",
"version": "v1"
}
] | 2013-09-04 | [
[
"Satarov",
"L. M.",
""
],
[
"Mishustin",
"I. N.",
""
],
[
"Greiner",
"W.",
""
]
] | We study the kinetics of antibaryon production and annihilation in an expanding system, assuming that it is spatially homogeneous and chemically equilibrated at the initial stage. By solving simplified rate equations for (anti)baryon abundances we study the deviations from chemical equilibrium at late stages. The calcu... |
1812.02727 | William Jay | Venkitesh Ayyar and Thomas DeGrand and Daniel C. Hackett and William
I. Jay and Ethan T. Neil and Yigal Shamir and Benjamin Svetitsky | Partial compositeness and baryon matrix elements on the lattice | Updated title and version accepted for publication in PRD | Phys. Rev. D 99, 094502 (2019) | 10.1103/PhysRevD.99.094502 | null | hep-ph hep-lat | http://creativecommons.org/licenses/by/4.0/ | Partial compositeness is a mechanism for the generation of fermion masses
which replaces a direct Higgs coupling to the fermions by a linear mixing with
heavy composite partners. We present the first calculation of the relevant
matrix element in a lattice model which is very close to a candidate theory
containing a c... | [
{
"created": "Thu, 6 Dec 2018 18:59:07 GMT",
"version": "v1"
},
{
"created": "Thu, 10 Jan 2019 16:22:14 GMT",
"version": "v2"
},
{
"created": "Fri, 17 May 2019 14:20:06 GMT",
"version": "v3"
}
] | 2019-05-29 | [
[
"Ayyar",
"Venkitesh",
""
],
[
"DeGrand",
"Thomas",
""
],
[
"Hackett",
"Daniel C.",
""
],
[
"Jay",
"William I.",
""
],
[
"Neil",
"Ethan T.",
""
],
[
"Shamir",
"Yigal",
""
],
[
"Svetitsky",
"Benjamin",
""
]... | Partial compositeness is a mechanism for the generation of fermion masses which replaces a direct Higgs coupling to the fermions by a linear mixing with heavy composite partners. We present the first calculation of the relevant matrix element in a lattice model which is very close to a candidate theory containing a com... |
hep-ph/0509090 | Richard Hill | Thomas Becher and Richard J. Hill | Comment on form factor shape and extraction of |V_ub| from B --> pi l nu | 14 pages, 3 figures; journal version, results and conclusions
unchanged | Phys.Lett.B633:61-69,2006 | 10.1016/j.physletb.2005.11.063 | FERMILAB-PUB-05-385-T, SLAC-PUB-11468 | hep-ph hep-ex | null | We point out that current experimental data for partial B --> pi l nu
branching fractions reduce the theoretical input required for a precise
extraction of |V_ub| to the form factor normalization at a single value of the
pion energy. We show that the heavy-quark expansion provides a bound on the
form factor shape tha... | [
{
"created": "Fri, 9 Sep 2005 23:54:39 GMT",
"version": "v1"
},
{
"created": "Thu, 5 Jan 2006 23:55:01 GMT",
"version": "v2"
}
] | 2010-04-05 | [
[
"Becher",
"Thomas",
""
],
[
"Hill",
"Richard J.",
""
]
] | We point out that current experimental data for partial B --> pi l nu branching fractions reduce the theoretical input required for a precise extraction of |V_ub| to the form factor normalization at a single value of the pion energy. We show that the heavy-quark expansion provides a bound on the form factor shape that ... |
1110.1728 | Fabio Maltoni | Johan Alwall, Qiang Li, Fabio Maltoni | Matched predictions for Higgs production via heavy-quark loops in the SM
and beyond | 7 pages | null | 10.1103/PhysRevD.85.014031 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The main Higgs production channel at hadron colliders is gluon fusion via
heavy-quark loops. We present the results of a fully exclusive simulation of
gluon fusion Higgs production based on the matrix elements for h + 0, 1, 2
partons including full heavy-quark loop dependence, matched to a parton shower.
We consider ... | [
{
"created": "Sat, 8 Oct 2011 12:12:42 GMT",
"version": "v1"
}
] | 2013-05-30 | [
[
"Alwall",
"Johan",
""
],
[
"Li",
"Qiang",
""
],
[
"Maltoni",
"Fabio",
""
]
] | The main Higgs production channel at hadron colliders is gluon fusion via heavy-quark loops. We present the results of a fully exclusive simulation of gluon fusion Higgs production based on the matrix elements for h + 0, 1, 2 partons including full heavy-quark loop dependence, matched to a parton shower. We consider a ... |
hep-ph/9505328 | null | M. Praszalowicz(Krakov), A. Blotz(Stony Brook), K. Goeke(Bochum) | The Constituent Quark Limit and the Skyrmion Limit of the Chiral Quark
Soliton Model | One additional reference, 14 pages, latex, revtex, pictex | Phys.Lett. B354 (1995) 415-422 | 10.1016/0370-2693(95)00653-3 | SUNY-NTG-95-13 | hep-ph | null | We calculate $g_A^3$ and $g_A^0$ in the Chiral Quark-Soliton Model (or
equivalently in semibosonized Nambu--Jona-Lasinio model) in the limit of small
and large soliton size. In small soliton limit we recover the results of the
Constituent Quark Model. The agreement between the two models is achieved due
to the recent... | [
{
"created": "Wed, 17 May 1995 15:39:26 GMT",
"version": "v1"
},
{
"created": "Wed, 24 May 1995 15:59:03 GMT",
"version": "v2"
}
] | 2009-10-28 | [
[
"Praszalowicz",
"M.",
"",
"Krakov"
],
[
"Blotz",
"A.",
"",
"Stony Brook"
],
[
"Goeke",
"K.",
"",
"Bochum"
]
] | We calculate $g_A^3$ and $g_A^0$ in the Chiral Quark-Soliton Model (or equivalently in semibosonized Nambu--Jona-Lasinio model) in the limit of small and large soliton size. In small soliton limit we recover the results of the Constituent Quark Model. The agreement between the two models is achieved due to the recently... |
1101.2476 | Myriam Mondragon | S. Heinemeyer, (Cantabria Inst. of Phys.), M. Mondragon, (Mexico U.),
G. Zoupanos, (Natl. Tech. U., Athens) | Finite Unification: Theory, Models and Predictions | Invited lectures at the "7th Spring School and Workshop on QFT and
Hamiltonian Systems", 10-15 May 2010, Craiova & Calimaensti-Caciulata. To
appear in the proceedings. 45 pages, 5 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | All-loop Finite Unified Theories (FUTs) are very interesting N=1
supersymmetric Grand Unified Theories (GUTs) realising an old field theory
dream, and moreover have a remarkable predictive power due to the required
reduction of couplings. The reduction of the dimensionless couplings in N=1
GUTs is achieved by searchi... | [
{
"created": "Thu, 13 Jan 2011 02:34:07 GMT",
"version": "v1"
}
] | 2015-03-17 | [
[
"Heinemeyer",
"S.",
""
],
[
"Mondragon",
"M.",
""
],
[
"Zoupanos",
"G.",
""
]
] | All-loop Finite Unified Theories (FUTs) are very interesting N=1 supersymmetric Grand Unified Theories (GUTs) realising an old field theory dream, and moreover have a remarkable predictive power due to the required reduction of couplings. The reduction of the dimensionless couplings in N=1 GUTs is achieved by searching... |
hep-ph/9808274 | Alexander Rez | V.B. Semikoz, A.A. Bykov, V.Yu. Popov, A.I. Rez and D.D. Sokoloff | Aperiodic Spin-Flavor Conversions and $\tilde{\nu}_e$ from the Sun with
Random Magnetic Field | LaTex 10 pages, 5 PostScript figures included, Talk given at the EU
Conference "New Trends in Neutrino Physics", Ringberg, May 1998 | null | null | null | hep-ph | null | The magnetic field in the solar convective zone has a random small-scale
component with the r.m.s. value substantially exceeding the strength of a
regular large-scale field. For two Majorana neutrino flavors $\times$ two
helicities in the presence of a neutrino transition magnetic moment and nonzero
neutrino mixing w... | [
{
"created": "Mon, 10 Aug 1998 13:10:41 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Semikoz",
"V. B.",
""
],
[
"Bykov",
"A. A.",
""
],
[
"Popov",
"V. Yu.",
""
],
[
"Rez",
"A. I.",
""
],
[
"Sokoloff",
"D. D.",
""
]
] | The magnetic field in the solar convective zone has a random small-scale component with the r.m.s. value substantially exceeding the strength of a regular large-scale field. For two Majorana neutrino flavors $\times$ two helicities in the presence of a neutrino transition magnetic moment and nonzero neutrino mixing we ... |
1512.06744 | Barbara Pasquini | C. Lorc\'e (Ecole Polytechnique, CPHT) and B. Pasquini (Pavia U. &
INFN, Pavia) | Multipole decomposition of the nucleon transverse phase space | 22 pages, 12 figures | Phys. Rev. D 93, 034040 (2016) | 10.1103/PhysRevD.93.034040 | null | hep-ph hep-ex nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a complete study of the leading-twist quark Wigner distributions
in the nucleon, discussing both the $\mathsf T$-even and $\mathsf T$-odd
sector, along with all the possible configurations of the quark and nucleon
polarizations. We identify the basic multipole structures associated with each
distribution i... | [
{
"created": "Fri, 18 Dec 2015 16:13:42 GMT",
"version": "v1"
}
] | 2016-03-02 | [
[
"Lorcé",
"C.",
"",
"Ecole Polytechnique, CPHT"
],
[
"Pasquini",
"B.",
"",
"Pavia U. &\n INFN, Pavia"
]
] | We present a complete study of the leading-twist quark Wigner distributions in the nucleon, discussing both the $\mathsf T$-even and $\mathsf T$-odd sector, along with all the possible configurations of the quark and nucleon polarizations. We identify the basic multipole structures associated with each distribution in ... |
0712.4188 | Haijhun Wanng | Hai-Jhun Wanng | The Lorentz Extension as Consequence of the Family Symmetry | 8 pages, no figures | J.Math.Phys., 49, 053508 (2008) | 10.1063/1.2918124 | null | hep-ph | null | In this paper we postulate an algebraic model to explain how the symmetry of
three lepton species plays its role in the Lorentz extension. Inspired by the
two-to-one mapping between the group SL (2, C) and the Lorentz group, we design
a mapping between SL (3, C) group, which displays the family symmetry, and a
genera... | [
{
"created": "Thu, 27 Dec 2007 05:50:14 GMT",
"version": "v1"
},
{
"created": "Fri, 9 May 2008 01:28:46 GMT",
"version": "v2"
}
] | 2013-04-16 | [
[
"Wanng",
"Hai-Jhun",
""
]
] | In this paper we postulate an algebraic model to explain how the symmetry of three lepton species plays its role in the Lorentz extension. Inspired by the two-to-one mapping between the group SL (2, C) and the Lorentz group, we design a mapping between SL (3, C) group, which displays the family symmetry, and a generali... |
hep-ph/9711250 | Marco Stratmann | J.M. Butterworth, N. Goodman (Univ. Coll. London), M. Stratmann
(Durham Univ.), W. Vogelsang (CERN) | Photoproduction Processes in Polarized ep - Collisions at HERA | 16 pages, LaTeX, 7 figures, uses epsfig, amssymb, and a41 (included)
styles; Contribution to the proceedings of the 1997 workshop on 'Physics with
Polarized Protons at HERA', Hamburg and Zeuthen, Germany, March-September
1997 | null | null | CERN-TH/97-310, DTP/97/98, UCL/HEP 97-08 | hep-ph | null | We study various conceivable photoproduction reactions in a polarized ep
collider mode of HERA with respect to their sensitivity to the proton's
polarized gluon distribution. A special emphasis is put on the `resolved' part
of the cross sections which in principle opens the possibility to determine for
the first time... | [
{
"created": "Thu, 6 Nov 1997 10:57:13 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Butterworth",
"J. M.",
"",
"Univ. Coll. London"
],
[
"Goodman",
"N.",
"",
"Univ. Coll. London"
],
[
"Stratmann",
"M.",
"",
"Durham Univ."
],
[
"Vogelsang",
"W.",
"",
"CERN"
]
] | We study various conceivable photoproduction reactions in a polarized ep collider mode of HERA with respect to their sensitivity to the proton's polarized gluon distribution. A special emphasis is put on the `resolved' part of the cross sections which in principle opens the possibility to determine for the first time a... |
0805.3020 | Xiao-Gang He | Xiao-Gang He, Luhsing Tsai | Constraints on Unparticle Interaction from $b\to s \gamma$ | RevTex 13 pages with one figure. Yops in sign corrected. New
materials added | JHEP 0806:074,2008 | 10.1088/1126-6708/2008/06/074 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study unparticle effects on $b\to s \gamma$. The unparticle contributions
can contribute significantly to both left- and right-handed chirality
amplitudes. Using available experimental data and SM calculation for $B\to X_s
\gamma$, we obtain constraints on various vector and scalar unparticle
couplings. We find th... | [
{
"created": "Tue, 20 May 2008 07:54:17 GMT",
"version": "v1"
},
{
"created": "Mon, 26 May 2008 08:05:52 GMT",
"version": "v2"
},
{
"created": "Thu, 5 Jun 2008 14:25:30 GMT",
"version": "v3"
}
] | 2009-01-06 | [
[
"He",
"Xiao-Gang",
""
],
[
"Tsai",
"Luhsing",
""
]
] | We study unparticle effects on $b\to s \gamma$. The unparticle contributions can contribute significantly to both left- and right-handed chirality amplitudes. Using available experimental data and SM calculation for $B\to X_s \gamma$, we obtain constraints on various vector and scalar unparticle couplings. We find that... |
2012.08579 | Darius Faroughy | Darius A. Faroughy | Uncovering hidden patterns in collider events with Bayesian
probabilistic models | 6 pages, 1 figure. ICHEP 2020 proceedings contribution | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | Individual events at high-energy colliders like the LHC can be represented by
a sequence of measurements, or 'point patterns' in an observable space.
Starting from this data representation, we build a simple Bayesian
probabilistic model for event measurements useful for unsupervised event
classification in beyond the... | [
{
"created": "Tue, 15 Dec 2020 19:39:34 GMT",
"version": "v1"
}
] | 2020-12-17 | [
[
"Faroughy",
"Darius A.",
""
]
] | Individual events at high-energy colliders like the LHC can be represented by a sequence of measurements, or 'point patterns' in an observable space. Starting from this data representation, we build a simple Bayesian probabilistic model for event measurements useful for unsupervised event classification in beyond the s... |
hep-ph/0310174 | Juan Jose Sanz Cillero | J.J. Sanz-Cillero and A. Pich | Rho Meson Properties | 4 pages, 2 figures. Talk given at QCD 03: High-Energy Physics
International Conference in Quantum Chromodynamics, Montpellier, France, 2-8
Jul 2003 | null | 10.1016/j.nuclphysbps.2004.04.168 | IFIC/03-44, FTUV/03-1014 | hep-ph | null | We study the mass, width and couplings of the lightest vector multiplet.
Effective field theories based on chiral symmetry and a 1/N_C counting are
adopted in order to describe the vector form factor associated to the
two-pseudoscalar matrix element of the QCD vector current. The bare poles of
the intermediate s-chan... | [
{
"created": "Tue, 14 Oct 2003 19:34:27 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Sanz-Cillero",
"J. J.",
""
],
[
"Pich",
"A.",
""
]
] | We study the mass, width and couplings of the lightest vector multiplet. Effective field theories based on chiral symmetry and a 1/N_C counting are adopted in order to describe the vector form factor associated to the two-pseudoscalar matrix element of the QCD vector current. The bare poles of the intermediate s-channe... |
hep-ph/0304161 | Yamaguchi Masahide | M. Kawasaki, Masahide Yamaguchi, and Jun'ichi Yokoyama | Inflation with a running spectral index in supergravity | 13 pages, 3 figures, to appear in Phys. Rev. D | Phys.Rev.D68:023508,2003 | 10.1103/PhysRevD.68.023508 | RESCEU-10/03, BROWN-HET-1352, OU-TAP-202 | hep-ph astro-ph | null | The first year Wilkinson Microwave Anisotropy Probe data favors primordial
adiabatic fluctuation with a running spectral index with $\ns >1$ on a large
scale and $\ns <1$ on a smaller scale. The model building of inflation that
predicts perturbations with such a spectrum is a challenge, because most models
predict fl... | [
{
"created": "Wed, 16 Apr 2003 14:19:27 GMT",
"version": "v1"
},
{
"created": "Wed, 18 Jun 2003 18:39:47 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Kawasaki",
"M.",
""
],
[
"Yamaguchi",
"Masahide",
""
],
[
"Yokoyama",
"Jun'ichi",
""
]
] | The first year Wilkinson Microwave Anisotropy Probe data favors primordial adiabatic fluctuation with a running spectral index with $\ns >1$ on a large scale and $\ns <1$ on a smaller scale. The model building of inflation that predicts perturbations with such a spectrum is a challenge, because most models predict fluc... |
2002.12109 | Ivan Rosario | Francisco Campanario, Matthias Kerner, Le Duc Ninh and Ivan Rosario | Diphoton production in vector-boson scattering at the LHC at
next-to-leading order QCD | null | null | 10.1007/JHEP06(2020)072 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper, we present results at next-to-leading order (NLO) QCD for
photon pair production in association with two jets via vector boson scattering
within the Standard Model (SM), and also in an effective field theory framework
with anomalous gauge coupling effects via bosonic dimension-6 and 8 operators.
We obs... | [
{
"created": "Thu, 27 Feb 2020 14:24:54 GMT",
"version": "v1"
},
{
"created": "Thu, 12 Mar 2020 17:21:12 GMT",
"version": "v2"
},
{
"created": "Wed, 22 Apr 2020 08:20:24 GMT",
"version": "v3"
}
] | 2020-07-15 | [
[
"Campanario",
"Francisco",
""
],
[
"Kerner",
"Matthias",
""
],
[
"Ninh",
"Le Duc",
""
],
[
"Rosario",
"Ivan",
""
]
] | In this paper, we present results at next-to-leading order (NLO) QCD for photon pair production in association with two jets via vector boson scattering within the Standard Model (SM), and also in an effective field theory framework with anomalous gauge coupling effects via bosonic dimension-6 and 8 operators. We obser... |
1302.4606 | Guido Montagna Prof | Luca Barze', Guido Montagna, Paolo Nason, Oreste Nicrosini, Fulvio
Piccinini, Alessandro Vicini | Neutral current Drell-Yan with combined QCD and electroweak corrections
in the POWHEG BOX | 10 pages, 14 figures, 1 table. One new figure, some plots with
updated results, added text. Final version to appear in EPJC | Eur.Phys.J. C73 (2013) 2474 | 10.1140/epjc/s10052-013-2474-y | CERN-PH-TH/2013-027, FNT/2013/01, IFUM-1007-FT, LPN13-018 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Following recent work on the combination of electroweak and strong radiative
corrections to single W-boson hadroproduction in the POWHEG BOX framework, we
generalize the above treatment to cover the neutral current Drell-Yan process.
According to the POWHEG method, we combine both the next-to-leading order (NLO)
elec... | [
{
"created": "Tue, 19 Feb 2013 13:35:06 GMT",
"version": "v1"
},
{
"created": "Thu, 6 Jun 2013 14:29:52 GMT",
"version": "v2"
}
] | 2014-11-14 | [
[
"Barze'",
"Luca",
""
],
[
"Montagna",
"Guido",
""
],
[
"Nason",
"Paolo",
""
],
[
"Nicrosini",
"Oreste",
""
],
[
"Piccinini",
"Fulvio",
""
],
[
"Vicini",
"Alessandro",
""
]
] | Following recent work on the combination of electroweak and strong radiative corrections to single W-boson hadroproduction in the POWHEG BOX framework, we generalize the above treatment to cover the neutral current Drell-Yan process. According to the POWHEG method, we combine both the next-to-leading order (NLO) electr... |
1112.0527 | Danny Marfatia | D. Marfatia, H. P\"as, S. Pakvasa, T. J. Weiler | A model of superluminal neutrinos | 7 pages | Phys.Lett.B707:553-557,2012 | 10.1016/j.physletb.2012.01.028 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by the tentative observation of superluminal neutrinos by the OPERA
experiment, we present a model of active-sterile neutrino oscillations in which
sterile neutrinos are superluminal and active neutrinos appear superluminal by
virtue of neutrino mixing. The model demonstrates some interesting
possibilities ... | [
{
"created": "Fri, 2 Dec 2011 18:09:02 GMT",
"version": "v1"
}
] | 2012-01-17 | [
[
"Marfatia",
"D.",
""
],
[
"Päs",
"H.",
""
],
[
"Pakvasa",
"S.",
""
],
[
"Weiler",
"T. J.",
""
]
] | Motivated by the tentative observation of superluminal neutrinos by the OPERA experiment, we present a model of active-sterile neutrino oscillations in which sterile neutrinos are superluminal and active neutrinos appear superluminal by virtue of neutrino mixing. The model demonstrates some interesting possibilities an... |
hep-ph/0308174 | Fuminobu Takahashi | Koichi Hamaguchi, Masahiro Kawasaki, Takeo Moroi, Fuminobu Takahashi | Curvatons in Supersymmetric Models | 34 pages, 5 figures | Phys.Rev. D69 (2004) 063504 | 10.1103/PhysRevD.69.063504 | DESY-03-097, RESCEU-92/03, TU-692 | hep-ph astro-ph | null | We study the curvaton scenario in supersymmetric framework paying particular
attention to the fact that scalar fields are inevitably complex in
supersymmetric theories. If there are more than one scalar fields associated
with the curvaton mechanism, isocurvature (entropy) fluctuations between those
fields in general ... | [
{
"created": "Mon, 18 Aug 2003 07:40:32 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Hamaguchi",
"Koichi",
""
],
[
"Kawasaki",
"Masahiro",
""
],
[
"Moroi",
"Takeo",
""
],
[
"Takahashi",
"Fuminobu",
""
]
] | We study the curvaton scenario in supersymmetric framework paying particular attention to the fact that scalar fields are inevitably complex in supersymmetric theories. If there are more than one scalar fields associated with the curvaton mechanism, isocurvature (entropy) fluctuations between those fields in general ar... |
hep-ph/0009296 | Rainer Jakob | Rainer Jakob (University of Wuppertal) | Connecting generalized parton distributions and light-cone wave
functions | 6 pages, Latex (uses espcrc1.sty, included), to appear in the
Proceeding of the International Conference on Quark Nuclear Physics
(QNP2000), 21-25 February 2000, Adelaide, Australia | Nucl.Phys. A680 (2000) 145-150 | 10.1016/S0375-9474(00)00405-X | null | hep-ph | null | The relation of generalized (skewed) quark distributions to nucleon wave
functions is discussed in the context of light-cone quantization.
| [
{
"created": "Tue, 26 Sep 2000 12:24:18 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Jakob",
"Rainer",
"",
"University of Wuppertal"
]
] | The relation of generalized (skewed) quark distributions to nucleon wave functions is discussed in the context of light-cone quantization. |
hep-ph/9811304 | Bg Sidharth | B.G. Sidharth | Neutrino Mass and an Ever Expanding Universe (an Irreverent Perspective) | 14 pages, TeX, Invited talk at Workshop on Neutrino Physics,
University of Hyderabad, November, 1998.(To appear in Proceedings) | Frontiers of Fundamental Physics,Universities
Press,Hyderabad,2000,pp 58 ff | null | null | hep-ph gr-qc | null | There have been two significant recent findings. One is a culmination of the
Superkamiokande experiments, which demonstrate Neutrino oscillation and
therefore a non-zero mass. The other is the finding that the universe will
continue to expand without declaration based on distant supernovae
observations. At the very l... | [
{
"created": "Wed, 11 Nov 1998 11:41:46 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Sidharth",
"B. G.",
""
]
] | There have been two significant recent findings. One is a culmination of the Superkamiokande experiments, which demonstrate Neutrino oscillation and therefore a non-zero mass. The other is the finding that the universe will continue to expand without declaration based on distant supernovae observations. At the very lea... |
hep-ph/9412302 | Yongseok Oh | Dong-Pil Min, Yongseok Oh, Byung-Yoon Park, Mannque Rho | Heavy-Quark Symmetry and Skyrmions | 71 pages, LaTeX, PiCTeX, worldsci.sty To be published in Int. J. Mod.
Phys. E | Int.J.Mod.Phys.E4:47-122,1995 | 10.1142/S0218301395000031 | SNUTP-94/117, T94/149 | hep-ph nucl-th | null | We review recent development on combining heavy-quark symmetry and chiral
symmetry in the skyrmion structure of the baryons containing one or more heavy
quarks, c (charmed) and b (bottom). We describe two approaches: One going from
the chiral symmetry regime of light quarks to the heavy-quark symmetry regime
which wi... | [
{
"created": "Thu, 15 Dec 1994 10:50:45 GMT",
"version": "v1"
}
] | 2010-11-01 | [
[
"Min",
"Dong-Pil",
""
],
[
"Oh",
"Yongseok",
""
],
[
"Park",
"Byung-Yoon",
""
],
[
"Rho",
"Mannque",
""
]
] | We review recent development on combining heavy-quark symmetry and chiral symmetry in the skyrmion structure of the baryons containing one or more heavy quarks, c (charmed) and b (bottom). We describe two approaches: One going from the chiral symmetry regime of light quarks to the heavy-quark symmetry regime which will... |
0801.1880 | Yue Chongxing | Li Ding and Chong-Xing Yue | Top quark chromomagnetic dipole moment in the littlest Higgs model with
T-parity | latex files, 12 pages, 3 figures | Commun.Theor.Phys.50:441-444,2008 | 10.1088/0253-6102/50/2/32 | null | hep-ph | null | The littlest Higgs model with T-parity, which is called $LHT$ model, predicts
the existence of the new particles, such as heavy top quark, heavy gauge
bosons, and mirror fermions. We calculate the one-loop contributions of these
new particles to the top quark chromomagnetic dipole moment $(CMDM)$ $\Delta
K$. We find ... | [
{
"created": "Sat, 12 Jan 2008 06:45:47 GMT",
"version": "v1"
}
] | 2008-12-18 | [
[
"Ding",
"Li",
""
],
[
"Yue",
"Chong-Xing",
""
]
] | The littlest Higgs model with T-parity, which is called $LHT$ model, predicts the existence of the new particles, such as heavy top quark, heavy gauge bosons, and mirror fermions. We calculate the one-loop contributions of these new particles to the top quark chromomagnetic dipole moment $(CMDM)$ $\Delta K$. We find th... |
hep-ph/9410359 | Ji-Fang Zhang | Nimai C. Mukhopadhyay and L. Zhang | Sensitivity to properties of the phi-meson in the nucleon structure in
the chiral soliton model | 5 pages | null | null | RPI-N92-1994 | hep-ph | null | The influence of the phi-meson on the nucleon properties in the chiral
soliton model is discussed.
| [
{
"created": "Mon, 24 Oct 1994 18:31:58 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Mukhopadhyay",
"Nimai C.",
""
],
[
"Zhang",
"L.",
""
]
] | The influence of the phi-meson on the nucleon properties in the chiral soliton model is discussed. |
hep-ph/0608139 | Eric S. Swanson | F.E. Close, C.E. Thomas, Olga Lakhina, E.S. Swanson | Canonical Interpretation of the D_{sJ}(2860) and D_{sJ}(2690) | 6 pages, 2 ps figures, revtex | Phys.Lett.B647:159-163,2007 | 10.1016/j.physletb.2007.01.052 | null | hep-ph | null | The spectrum and decay properties of radially excited $D_s$ states are
examined in a new model. Good agreement is obtained with the properties of two
recently announced $D_s$ mesons identified as $D_{s0}(2860) = c\bar{s}(2P)$ and
$D^*_{s}(2690) = c\bar{s}$ as a possible mixture of $(2S;{}^3S_1)$ and
$(1D;{}^3D_1)$. S... | [
{
"created": "Sun, 13 Aug 2006 20:26:01 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Close",
"F. E.",
""
],
[
"Thomas",
"C. E.",
""
],
[
"Lakhina",
"Olga",
""
],
[
"Swanson",
"E. S.",
""
]
] | The spectrum and decay properties of radially excited $D_s$ states are examined in a new model. Good agreement is obtained with the properties of two recently announced $D_s$ mesons identified as $D_{s0}(2860) = c\bar{s}(2P)$ and $D^*_{s}(2690) = c\bar{s}$ as a possible mixture of $(2S;{}^3S_1)$ and $(1D;{}^3D_1)$. Sea... |
2301.00220 | Wei Tao | Wei Tao, Ruilin Zhu, Zhen-Jun Xiao | Three-loop QCD matching of the flavor-changing scalar current involving
the heavy charm and bottom quark | The projector is updated | null | 10.1140/epjc/s10052-023-11442-w | null | hep-ph | http://creativecommons.org/licenses/by-nc-nd/4.0/ | We compute the matching coefficient between the quantum chromodynamics (QCD)
and the non-relativistic QCD ( NRQCD) for the flavor-changing scalar current
involving the heavy charm and bottom quark, up to the three-loop order within
the NRQCD factorization. For the first time, we obtain the analytical
expressions for ... | [
{
"created": "Sat, 31 Dec 2022 15:23:27 GMT",
"version": "v1"
},
{
"created": "Tue, 3 Jan 2023 08:23:56 GMT",
"version": "v2"
}
] | 2023-05-03 | [
[
"Tao",
"Wei",
""
],
[
"Zhu",
"Ruilin",
""
],
[
"Xiao",
"Zhen-Jun",
""
]
] | We compute the matching coefficient between the quantum chromodynamics (QCD) and the non-relativistic QCD ( NRQCD) for the flavor-changing scalar current involving the heavy charm and bottom quark, up to the three-loop order within the NRQCD factorization. For the first time, we obtain the analytical expressions for th... |
hep-ph/0703022 | Antonio Pineda | Antonio Pineda | Hybrid potentials versus gluelumps | 7 pages, 2 figures, Invited Plenary talk at the Conference ``Quark
Confinement and the Hadron SpectrumVII''. 2-7th Sept. 2006. Ponta Delgada,
Azores Islands. Portugal | AIPConf.Proc.892:79-85,2007 | 10.1063/1.2714350 | UAB-FT-625 | hep-ph hep-lat hep-th | null | A potential model description of heavy quarkonium can be rigorously deduced
from QCD under some circumstances. The potentials can be unambiguously related
with Wilson loops with gluonic insertions, the spectral decomposition of which
is a function of the spectrum and matrix elements solution of the static limit
of NR... | [
{
"created": "Fri, 2 Mar 2007 11:24:30 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Pineda",
"Antonio",
""
]
] | A potential model description of heavy quarkonium can be rigorously deduced from QCD under some circumstances. The potentials can be unambiguously related with Wilson loops with gluonic insertions, the spectral decomposition of which is a function of the spectrum and matrix elements solution of the static limit of NRQC... |
hep-ph/0204117 | Ashutosh V. Kotwal | Ashutosh V. Kotwal and Stefan Hofmann | Discrete energy spectrum of Hawking radiation from Schwarzschild
surfaces | null | null | null | null | hep-ph | null | We analyze the allowed energy levels of Hawking radiation from Schwarzschild
surfaces in space-times with large extra dimensions. From the requirement that
the wave functions associated with these particles be single-valued and obey
radial boundary conditions, we derive an upper bound of their discrete energy
spectru... | [
{
"created": "Wed, 10 Apr 2002 16:20:37 GMT",
"version": "v1"
}
] | 2016-09-06 | [
[
"Kotwal",
"Ashutosh V.",
""
],
[
"Hofmann",
"Stefan",
""
]
] | We analyze the allowed energy levels of Hawking radiation from Schwarzschild surfaces in space-times with large extra dimensions. From the requirement that the wave functions associated with these particles be single-valued and obey radial boundary conditions, we derive an upper bound of their discrete energy spectrum ... |
1406.0687 | Pran Nath | Ning Chen, Zuowei Liu and Pran Nath | 3.5 keV Galactic Emission Line as a Signal from the Hidden Sector | 20 pages, 4 figures, 1 table. To appear in Physical Review D | null | 10.1103/PhysRevD.90.035009 | null | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | An emission line with energy of $E\sim 3.5$ keV has been observed in galaxy
clusters by two experiments. The emission line is consistent with the decay of
a dark matter particle with a mass of $\sim 7$ keV. In this work we discuss the
possibility that the dark particle responsible for the emission is a real
scalar ($... | [
{
"created": "Tue, 3 Jun 2014 12:33:41 GMT",
"version": "v1"
},
{
"created": "Thu, 7 Aug 2014 16:15:25 GMT",
"version": "v2"
}
] | 2015-06-19 | [
[
"Chen",
"Ning",
""
],
[
"Liu",
"Zuowei",
""
],
[
"Nath",
"Pran",
""
]
] | An emission line with energy of $E\sim 3.5$ keV has been observed in galaxy clusters by two experiments. The emission line is consistent with the decay of a dark matter particle with a mass of $\sim 7$ keV. In this work we discuss the possibility that the dark particle responsible for the emission is a real scalar ($\r... |
hep-ph/9307368 | null | Bob Bailey, Dirk Graudenz | Impact of QCD Corrections on the Search for the Intermediate Mass Higgs
Boson | 10 pages, (REVTEX file). (figures available by mail on request (send
e-mail to graudenz@theorm.lbl.gov), please include your address such that it
can be used as an address label). FSU-HEP-930801, LBL-34420 | Phys.Rev. D49 (1994) 1486-1489 | 10.1103/PhysRevD.49.1486 | null | hep-ph | null | Using next-to-leading-log calculations of Higgs production and hadronic two
photon production, a signal and background study in the intermediate mass range
of the Higgs boson is done for $\sqrt{s}=$ 40 and 14 TeV. The effects of
realistic cuts, including photon isolation, are examined.
| [
{
"created": "Fri, 30 Jul 1993 00:09:44 GMT",
"version": "v1"
}
] | 2009-10-22 | [
[
"Bailey",
"Bob",
""
],
[
"Graudenz",
"Dirk",
""
]
] | Using next-to-leading-log calculations of Higgs production and hadronic two photon production, a signal and background study in the intermediate mass range of the Higgs boson is done for $\sqrt{s}=$ 40 and 14 TeV. The effects of realistic cuts, including photon isolation, are examined. |
1407.3184 | Anurag Tripathi | Robert Harlander, Anurag Tripathi, Marius Wiesemann | Resummed Higgs $p_T$ distribution at NNLL + NNLO in bottom-quark
annihilation | 8 pages LATEX, 4 figures, Proceedings of Loops and Legs in Quantum
Field Theory, Weimar April 2014 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The resummed transverse-momentum distribution for Higgs bosons produced via
bottom-quark annihilation at the LHC is presented. Our results are obtained in
the five-flavor scheme to NNLO+NNLL accuracy. We present a theoretical
prediction which consistently matches the cross section at small and large
transverse moment... | [
{
"created": "Fri, 11 Jul 2014 14:57:42 GMT",
"version": "v1"
}
] | 2014-07-14 | [
[
"Harlander",
"Robert",
""
],
[
"Tripathi",
"Anurag",
""
],
[
"Wiesemann",
"Marius",
""
]
] | The resummed transverse-momentum distribution for Higgs bosons produced via bottom-quark annihilation at the LHC is presented. Our results are obtained in the five-flavor scheme to NNLO+NNLL accuracy. We present a theoretical prediction which consistently matches the cross section at small and large transverse momenta.... |
1004.2712 | Maxim Chernodub | A. J. Mizher, M. N. Chernodub and E. S. Fraga | Phase diagram of hot QCD in an external magnetic field: possible
splitting of deconfinement and chiral transitions | 16 pages, 13 figures; v2: references added, minor issue with Fig. 6
fixed; v3: clarifying remarks and references added, version to appear in
Phys.Rev.D | Phys.Rev.D82:105016,2010 | 10.1103/PhysRevD.82.105016 | null | hep-ph hep-lat hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The structure of the phase diagram for strong interactions becomes richer in
the presence of a magnetic background, which enters as a new control parameter
for the thermodynamics. Motivated by the relevance of this physical setting for
current and future high-energy heavy ion collision experiments and for the
cosmolo... | [
{
"created": "Thu, 15 Apr 2010 20:34:54 GMT",
"version": "v1"
},
{
"created": "Mon, 17 May 2010 15:47:58 GMT",
"version": "v2"
},
{
"created": "Thu, 30 Sep 2010 11:49:17 GMT",
"version": "v3"
}
] | 2015-03-14 | [
[
"Mizher",
"A. J.",
""
],
[
"Chernodub",
"M. N.",
""
],
[
"Fraga",
"E. S.",
""
]
] | The structure of the phase diagram for strong interactions becomes richer in the presence of a magnetic background, which enters as a new control parameter for the thermodynamics. Motivated by the relevance of this physical setting for current and future high-energy heavy ion collision experiments and for the cosmologi... |
2105.13018 | Maurice Benayoun | Maurice Benayoun, Luigi DelBuono, Friedrich Jegerlehner | BHLS$_2$ Upgrade : $\tau$ spectra, muon HVP and the
[$\pi^0,~\eta,~\eta^\prime$] System | Version accepted for publication in EPJ C | null | 10.1140/epjc/s10052-022-10096-4 | DESY 21-079 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The generic Hidden Local Symmetry (HLS) model has given rise to the BHLS$_2$
variant which introduces symmetry breaking in the vector meson sector; the
central mechanism is a modification of the covariant derivative at the root of
the HLS approach. However, the description of the Belle $\tau$ dipion spectra
is not sa... | [
{
"created": "Thu, 27 May 2021 09:19:51 GMT",
"version": "v1"
},
{
"created": "Wed, 9 Feb 2022 11:11:51 GMT",
"version": "v2"
}
] | 2022-03-14 | [
[
"Benayoun",
"Maurice",
""
],
[
"DelBuono",
"Luigi",
""
],
[
"Jegerlehner",
"Friedrich",
""
]
] | The generic Hidden Local Symmetry (HLS) model has given rise to the BHLS$_2$ variant which introduces symmetry breaking in the vector meson sector; the central mechanism is a modification of the covariant derivative at the root of the HLS approach. However, the description of the Belle $\tau$ dipion spectra is not sati... |
hep-ph/9609219 | null | M.B. Voloshin | Domain Walls are Diamagnetic | 6 pages in LaTeX | Phys.Lett. B389 (1996) 475-478 | 10.1016/S0370-2693(96)01302-0 | TPI-MINN-96/14-T, UMN-TH-1508-96 | hep-ph | null | It is shown that contrary to a recent claim in the literature, the domain
walls made of scalar field are diamagnetic due to presence of massless
fermionic modes on the wall. The diamagnetism vanishes at high temperature.
Thus the domain walls could produce no effect on a primordial magnetic field in
the early univers... | [
{
"created": "Mon, 2 Sep 1996 01:54:48 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Voloshin",
"M. B.",
""
]
] | It is shown that contrary to a recent claim in the literature, the domain walls made of scalar field are diamagnetic due to presence of massless fermionic modes on the wall. The diamagnetism vanishes at high temperature. Thus the domain walls could produce no effect on a primordial magnetic field in the early universe. |
1703.03120 | Teruyuki Kitabayashi | Jun Iizuka and Teruyuki Kitabayashi | Relativistic effective degrees of freedom and quantum statistics of
neutrinos | 5 pages, no figure,version accepted for publication in Modern Physics
Letters A | null | 10.1142/S0217732317500699 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Analytical expressions of the relativistic effective degrees of freedom
$g_\ast$ with non-pure fermionic neutrinos are presented. A semi-analytical
study is performed to show that $g_\ast$ with pure fermionic neutrinos may be
greater than $g_\ast$ with pure bosonic neutrinos for non-vanishing lepton
flavor asymmetrie... | [
{
"created": "Thu, 9 Mar 2017 03:20:53 GMT",
"version": "v1"
},
{
"created": "Tue, 4 Apr 2017 21:54:53 GMT",
"version": "v2"
}
] | 2017-04-06 | [
[
"Iizuka",
"Jun",
""
],
[
"Kitabayashi",
"Teruyuki",
""
]
] | Analytical expressions of the relativistic effective degrees of freedom $g_\ast$ with non-pure fermionic neutrinos are presented. A semi-analytical study is performed to show that $g_\ast$ with pure fermionic neutrinos may be greater than $g_\ast$ with pure bosonic neutrinos for non-vanishing lepton flavor asymmetries. |
2203.12035 | Katherine Pachal | Andreas Albert, Antonio Boveia, Oleg Brandt, Eric Corrigan, Zeynep
Demiragli, Caterina Doglioni, Etienne Dreyer, Boyu Gao, Josh Greaves, Ulrich
Haisch, Philip Harris, Greg Landsberg, Alexander Moreno, Katherine Pachal,
Priscilla Pani, Federica Piazza, Tim M. P. Tait, David Yu, Felix Yu, Lian-Tao
Wang | Displaying dark matter constraints from colliders with varying
simplified model parameters | null | null | null | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | The search for dark matter is one of the main science drivers of the particle
and astroparticle physics communities. Determining the nature of dark matter
will require a broad approach, with a range of experiments pursuing different
experimental hypotheses. Within this search program, collider experiments
provide ins... | [
{
"created": "Tue, 22 Mar 2022 20:51:06 GMT",
"version": "v1"
}
] | 2022-03-24 | [
[
"Albert",
"Andreas",
""
],
[
"Boveia",
"Antonio",
""
],
[
"Brandt",
"Oleg",
""
],
[
"Corrigan",
"Eric",
""
],
[
"Demiragli",
"Zeynep",
""
],
[
"Doglioni",
"Caterina",
""
],
[
"Dreyer",
"Etienne",
""
],
... | The search for dark matter is one of the main science drivers of the particle and astroparticle physics communities. Determining the nature of dark matter will require a broad approach, with a range of experiments pursuing different experimental hypotheses. Within this search program, collider experiments provide insig... |
hep-ph/0312371 | Yusuke Nishida | Yusuke Nishida | Phase structures of strong coupling lattice QCD with finite baryon and
isospin density | 18 pages, 6 figures, revtex4; some discussions are clarified, version
to appear in Phys. Rev. D | Phys.Rev. D69 (2004) 094501 | 10.1103/PhysRevD.69.094501 | null | hep-ph hep-lat nucl-th | null | Quantum chromodynamics (QCD) at finite temperature (T), baryon chemical
potential (\muB) and isospin chemical potential (\muI) is studied in the strong
coupling limit on a lattice with staggered fermions. With the use of large
dimensional expansion and the mean field approximation, we derive an effective
action writt... | [
{
"created": "Tue, 30 Dec 2003 08:50:54 GMT",
"version": "v1"
},
{
"created": "Tue, 27 Apr 2004 03:51:13 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Nishida",
"Yusuke",
""
]
] | Quantum chromodynamics (QCD) at finite temperature (T), baryon chemical potential (\muB) and isospin chemical potential (\muI) is studied in the strong coupling limit on a lattice with staggered fermions. With the use of large dimensional expansion and the mean field approximation, we derive an effective action written... |
hep-ph/9711226 | Nikolai Kochelev | N.I.Kochelev | Instantons and Polarized Structure Functions | 9 pages, Latex, 4 figures. To appear in Proc. Workshop "Deep
Inelastic Scattering off Polarized Targets: Theory Meets Experiment",
September 1997, DESY-Zeuthen | Phys.Rev. D57 (1998) 5539-5542 | 10.1103/PhysRevD.57.5539 | null | hep-ph | null | The contribution of the quark-quark and quark-gluon interaction induced by
instantons to the valence quark and proton spin-dependent structure functions
$g_1(x,Q^2)$ is estimated within the instanton liquid model for QCD vacuum. It
is shown, that this interaction leads to a rather large violation of the
Ellis-Jaffe s... | [
{
"created": "Tue, 4 Nov 1997 09:54:36 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Kochelev",
"N. I.",
""
]
] | The contribution of the quark-quark and quark-gluon interaction induced by instantons to the valence quark and proton spin-dependent structure functions $g_1(x,Q^2)$ is estimated within the instanton liquid model for QCD vacuum. It is shown, that this interaction leads to a rather large violation of the Ellis-Jaffe sum... |
2005.11234 | Gerardo Hern\'andez-Tom\'e | G. Hern\'andez-Tom\'e, J. I. Illana, M. Masip | The $\rho$ parameter and $H^0\to \ell_i \ell_j$ in models with TeV
sterile neutrinos | Comments and references added, version accepted for publication in
PRD | Phys. Rev. D 102, 113006 (2020) | 10.1103/PhysRevD.102.113006 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | The presence of massive sterile neutrinos $N$ mixed with the active ones
induces flavor violating processes in the charged lepton sector at the loop
level. In particular, the amplitude of $H^0\to \bar{\ell}_i\ell_j$ is expected
to be proportional to the product of heavy-light Yukawa couplings $y_iy_j=2
\,s_{\nu_i} s_... | [
{
"created": "Fri, 22 May 2020 15:28:17 GMT",
"version": "v1"
},
{
"created": "Wed, 24 Jun 2020 10:40:11 GMT",
"version": "v2"
},
{
"created": "Thu, 3 Dec 2020 17:05:41 GMT",
"version": "v3"
}
] | 2021-01-04 | [
[
"Hernández-Tomé",
"G.",
""
],
[
"Illana",
"J. I.",
""
],
[
"Masip",
"M.",
""
]
] | The presence of massive sterile neutrinos $N$ mixed with the active ones induces flavor violating processes in the charged lepton sector at the loop level. In particular, the amplitude of $H^0\to \bar{\ell}_i\ell_j$ is expected to be proportional to the product of heavy-light Yukawa couplings $y_iy_j=2 \,s_{\nu_i} s_{\... |
hep-ph/0311223 | Stefano Frixione | S. Frixione | LHC physics: challenges for QCD | 10 pages Latex; 3 figures included. Talk given at the Workshop on
ATLAS and CMS physics, Pisa, 10-11 June 2003 | null | null | GEF-TH-12/2003 | hep-ph | null | I review the status of the comparisons between a few measurements at hadronic
colliders and perturbative QCD predictions, which emphasize the need for
improving the current computations. Such improvements will be mandatory for a
satisfactory understanding of high-energy collisions at the LHC
| [
{
"created": "Tue, 18 Nov 2003 13:38:55 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Frixione",
"S.",
""
]
] | I review the status of the comparisons between a few measurements at hadronic colliders and perturbative QCD predictions, which emphasize the need for improving the current computations. Such improvements will be mandatory for a satisfactory understanding of high-energy collisions at the LHC |
hep-ph/0302102 | Sabine Kraml | B.C. Allanach, S. Kraml, W. Porod | Theoretical uncertainties in sparticle mass predictions from
computational tools | 22 pages, 6 figures; comment added pointing out that 2-loop QCD
corrections to mt are incorrect in some of the programs investigated. We give
the correct formula | JHEP 0303:016,2003 | 10.1088/1126-6708/2003/03/016 | CERN-TH/2003-029, LAP-TH-963/03, ZU-TH 03/03 | hep-ph | null | We estimate the current theoretical uncertainty in sparticle mass predictions
by comparing several state-of-the-art computations within the minimal
supersymmetric standard model (MSSM). We find that the theoretical uncertainty
is comparable to the expected statistical errors from the Large Hadron Collider
(LHC), and ... | [
{
"created": "Thu, 13 Feb 2003 15:06:11 GMT",
"version": "v1"
},
{
"created": "Sat, 8 Mar 2003 18:43:39 GMT",
"version": "v2"
},
{
"created": "Tue, 10 Jun 2003 14:46:54 GMT",
"version": "v3"
},
{
"created": "Tue, 22 Jul 2003 13:30:26 GMT",
"version": "v4"
}
] | 2010-04-06 | [
[
"Allanach",
"B. C.",
""
],
[
"Kraml",
"S.",
""
],
[
"Porod",
"W.",
""
]
] | We estimate the current theoretical uncertainty in sparticle mass predictions by comparing several state-of-the-art computations within the minimal supersymmetric standard model (MSSM). We find that the theoretical uncertainty is comparable to the expected statistical errors from the Large Hadron Collider (LHC), and si... |
hep-ph/9906294 | Fred Olness | B.I. Ermolaev, F. Olness, A.G. Shuvaev | Asymptotic properties of DVCS | 3 pages, LaTeX, 3 figures. To be published in the proceedings of 7th
International Workshop on Deep Inelastic Scattering and QCD (DIS 99),
Zeuthen, Germany, 19-23 Apr 1999 | Nucl.Phys.Proc.Suppl.79:570-572,1999 | 10.1016/S0920-5632(99)00786-0 | null | hep-ph | null | We compute the deeply virtual Compton scattering (DVCS) amplitude for forward
and backward scattering in the asymptotic limit. We make use of the Regge
calculus to resum important logarithmic contributions that are beyond those
included by the DGLAP evolution. We find a power-like behavior for the forward
DVCS amplit... | [
{
"created": "Tue, 8 Jun 1999 20:00:31 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Ermolaev",
"B. I.",
""
],
[
"Olness",
"F.",
""
],
[
"Shuvaev",
"A. G.",
""
]
] | We compute the deeply virtual Compton scattering (DVCS) amplitude for forward and backward scattering in the asymptotic limit. We make use of the Regge calculus to resum important logarithmic contributions that are beyond those included by the DGLAP evolution. We find a power-like behavior for the forward DVCS amplitud... |
2012.09462 | Chiara Arina | Chiara Arina | Review on Dark Matter Tools | 9 pages + references; matches the published version (only few
references added) into "Tools for High Energy Physics and Cosmology"
(TOOLS2020), 2-6 Nov. 2020, IP2I Lyon, France | null | null | preprint number CP3-20-61 | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Whilst the need for dark matter was established almost a century ago, only
its gravitational interaction has been confirmed so far, allowing for plethora
of models for dark matter. The Weakly Interacting Massive Particles (WIMPs)
category has received by far the biggest attention, however despite the
enormous experim... | [
{
"created": "Thu, 17 Dec 2020 09:34:03 GMT",
"version": "v1"
},
{
"created": "Mon, 25 Jan 2021 09:03:23 GMT",
"version": "v2"
}
] | 2021-01-26 | [
[
"Arina",
"Chiara",
""
]
] | Whilst the need for dark matter was established almost a century ago, only its gravitational interaction has been confirmed so far, allowing for plethora of models for dark matter. The Weakly Interacting Massive Particles (WIMPs) category has received by far the biggest attention, however despite the enormous experimen... |
0812.1965 | Yu Jia | Yu Jia and Deshan Yang | Refactorizing NRQCD short-distance coefficients in exclusive quarkonium
production | v2, 17 pages, 2 figures; presentation improved, one important
reference added, and Note added | Nucl.Phys.B814:217-230,2009 | 10.1016/j.nuclphysb.2009.01.025 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In a typical exclusive quarkonium production process, when the center-of-mass
energy, $\sqrt{s}$, is much greater than the heavy quark mass $m$, large
kinematic logarithms of $s/m^2$ will unavoidably arise at each order of
perturbative expansion in the short-distance coefficients of the
nonrelativistic QCD (NRQCD) fa... | [
{
"created": "Wed, 10 Dec 2008 16:58:52 GMT",
"version": "v1"
},
{
"created": "Sun, 25 Jan 2009 10:25:40 GMT",
"version": "v2"
}
] | 2009-03-15 | [
[
"Jia",
"Yu",
""
],
[
"Yang",
"Deshan",
""
]
] | In a typical exclusive quarkonium production process, when the center-of-mass energy, $\sqrt{s}$, is much greater than the heavy quark mass $m$, large kinematic logarithms of $s/m^2$ will unavoidably arise at each order of perturbative expansion in the short-distance coefficients of the nonrelativistic QCD (NRQCD) fact... |
1604.01023 | Michael Klasen | B. Fuks, M. Klasen, M. Rothering | Soft gluon resummation for associated gluino-gaugino production at the
LHC | 32 pages, 10 figures, 3 tables, comments and references added | JHEP 1607 (2016) 053 | 10.1007/JHEP07(2016)053 | MS-TP-16-09 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We perform a threshold resummation calculation for the associated production
of gluinos and gauginos at the LHC to the next-to-leading logarithmic accuracy.
Analytical results are presented for the process-dependent soft anomalous
dimension and the hard function. The resummed results are matched to a full
next-to-lea... | [
{
"created": "Mon, 4 Apr 2016 20:00:01 GMT",
"version": "v1"
},
{
"created": "Thu, 14 Apr 2016 10:51:42 GMT",
"version": "v2"
},
{
"created": "Wed, 15 Jun 2016 09:19:19 GMT",
"version": "v3"
}
] | 2017-01-24 | [
[
"Fuks",
"B.",
""
],
[
"Klasen",
"M.",
""
],
[
"Rothering",
"M.",
""
]
] | We perform a threshold resummation calculation for the associated production of gluinos and gauginos at the LHC to the next-to-leading logarithmic accuracy. Analytical results are presented for the process-dependent soft anomalous dimension and the hard function. The resummed results are matched to a full next-to-leadi... |
1905.12803 | Alex Palameta | S. Esau, A. Palameta, R. T. Kleiv, D. Harnett, and T. G. Steele | Axial Vector $cc$ and $bb$ Diquark Masses from QCD Laplace Sum-Rules | Updated analysis, discussion and references | Phys. Rev. D 100, 074025 (2019) | 10.1103/PhysRevD.100.074025 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Constituent mass predictions for axial vector (i.e., $J^P=1^+$) $cc$ and $bb$
colour antitriplet diquarks are generated using QCD Laplace sum-rules. We
calculate the diquark correlator within the operator product expansion to NLO,
including terms proportional to the four- and six-dimensional gluon and
six-dimensional... | [
{
"created": "Thu, 30 May 2019 00:52:33 GMT",
"version": "v1"
},
{
"created": "Fri, 2 Aug 2019 23:33:18 GMT",
"version": "v2"
},
{
"created": "Thu, 17 Oct 2019 18:04:20 GMT",
"version": "v3"
}
] | 2019-10-30 | [
[
"Esau",
"S.",
""
],
[
"Palameta",
"A.",
""
],
[
"Kleiv",
"R. T.",
""
],
[
"Harnett",
"D.",
""
],
[
"Steele",
"T. G.",
""
]
] | Constituent mass predictions for axial vector (i.e., $J^P=1^+$) $cc$ and $bb$ colour antitriplet diquarks are generated using QCD Laplace sum-rules. We calculate the diquark correlator within the operator product expansion to NLO, including terms proportional to the four- and six-dimensional gluon and six-dimensional q... |
hep-ph/0701012 | Chuan Hung Chen | A. G. Akeroyd, Chuan-Hung Chen, Chao-Qiang Geng | $B\to \eta^{(\prime)} (\ell^{-} \bar\nu_{\ell}, \ell^{+} \ell^{-}, K,
K^*)$ decays in the quark-flavor mixing scheme | 18 pages, 4 figures, typos corrected and version revised, version to
appear in Phys. Rev. D | Phys.Rev.D75:054003,2007 | 10.1103/PhysRevD.75.054003 | null | hep-ph hep-ex | null | In the quark-flavor mixing scheme, $\eta$ and $\eta'$ are linear combinations
of flavor states $\eta_{q}=(u\bar{u}+d\bar{d})/\sqrt{2}$ and
$\eta_{s}=s\bar{s}$ with the masses of $m_{qq}$ and $m_{ss}$, respectively.
Phenomenologically, $m_{ss}$ is strictly fixed to be around 0.69, which is
close to $\sqrt{2m^{2}_{K}-m... | [
{
"created": "Mon, 1 Jan 2007 13:46:29 GMT",
"version": "v1"
},
{
"created": "Mon, 8 Jan 2007 13:51:03 GMT",
"version": "v2"
},
{
"created": "Thu, 8 Feb 2007 04:37:07 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Akeroyd",
"A. G.",
""
],
[
"Chen",
"Chuan-Hung",
""
],
[
"Geng",
"Chao-Qiang",
""
]
] | In the quark-flavor mixing scheme, $\eta$ and $\eta'$ are linear combinations of flavor states $\eta_{q}=(u\bar{u}+d\bar{d})/\sqrt{2}$ and $\eta_{s}=s\bar{s}$ with the masses of $m_{qq}$ and $m_{ss}$, respectively. Phenomenologically, $m_{ss}$ is strictly fixed to be around 0.69, which is close to $\sqrt{2m^{2}_{K}-m^{... |
hep-ph/0509354 | Pelaez | J.R. Pelaez (Complutense Univ. Madrid), S. De Curtis (INFN, Florence)
and D. Dominici (Florence U. and INFN Florence) | Strong unitary violations in the extra dimensional SM and the
equivalence between Goldstone and longitudinal gauge bosons | To appear in the proceedings of the International Europhysics
Conference on High Energy Physics. July 21st - 27th 2005.Lisboa, Portugal | null | null | null | hep-ph hep-th | null | Tree level unitarity violations of extra dimensional extensions of the
Standard Model may become much stronger when the scalar sector is included in
the bulk. This effect occurs when the couplings are not suppressed for larger
Kaluza-Klein levels, and could have relevant consequences for the phenomenology
of the next... | [
{
"created": "Thu, 29 Sep 2005 18:13:02 GMT",
"version": "v1"
}
] | 2016-09-06 | [
[
"Pelaez",
"J. R.",
"",
"Complutense Univ. Madrid"
],
[
"De Curtis",
"S.",
"",
"INFN, Florence"
],
[
"Dominici",
"D.",
"",
"Florence U. and INFN Florence"
]
] | Tree level unitarity violations of extra dimensional extensions of the Standard Model may become much stronger when the scalar sector is included in the bulk. This effect occurs when the couplings are not suppressed for larger Kaluza-Klein levels, and could have relevant consequences for the phenomenology of the next g... |
hep-ph/9602258 | Eric Laenen | Eric Laenen (CERN), Stephan Riemersma (DESY) | Heavy-Quark Production in $e\gamma$ Scattering | 14 pages, Latex, epsfig, 4 figures | Phys.Lett.B376:169-176,1996 | 10.1016/0370-2693(96)00276-6 | CERN-TH/95-324, DESY 95-240 | hep-ph | null | Open heavy flavour production at $e^+e^-$ colliders in deeply inelastic
$e\gamma$ scattering has an interesting feature: the structure function
$F_2(x,Q^2)$ for this process is calculable for $x>0.01$, and is essentially
proportional to the gluon density in the photon for smaller $x$ values. We give
estimates for eve... | [
{
"created": "Thu, 8 Feb 1996 18:52:50 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Laenen",
"Eric",
"",
"CERN"
],
[
"Riemersma",
"Stephan",
"",
"DESY"
]
] | Open heavy flavour production at $e^+e^-$ colliders in deeply inelastic $e\gamma$ scattering has an interesting feature: the structure function $F_2(x,Q^2)$ for this process is calculable for $x>0.01$, and is essentially proportional to the gluon density in the photon for smaller $x$ values. We give estimates for event... |
hep-ph/0008281 | Kazuo Ghoroku | Kazuo Ghoroku | Beta-functions in Yang-Mills Theory from Non-critical String | 16 pages, 5 figures | Class.Quant.Grav. 18 (2001) 289-302 | 10.1088/0264-9381/18/2/308 | FIT-HE-801-2 | hep-ph hep-th | null | The renormalization group equations of the Yang-Mills theory are examined in
the non-critical string theory according to the framework of the holography.
Under a simple ansatz for the tachyon, we could find several interesting
solutions which are classified by the value of the tachyon potential at the
vacuum. We show... | [
{
"created": "Mon, 28 Aug 2000 01:46:58 GMT",
"version": "v1"
},
{
"created": "Mon, 27 Nov 2000 08:32:49 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Ghoroku",
"Kazuo",
""
]
] | The renormalization group equations of the Yang-Mills theory are examined in the non-critical string theory according to the framework of the holography. Under a simple ansatz for the tachyon, we could find several interesting solutions which are classified by the value of the tachyon potential at the vacuum. We show t... |
2103.02615 | Mathias Pierre | Philippe Brax, Kunio Kaneta, Yann Mambrini, Mathias Pierre | Metastable Conformal Dark Matter | 13 pages, 4 figures, matches the version published in PRD | Phys. Rev. D 103, 115016 (2021) | 10.1103/PhysRevD.103.115016 | IFT-UAM/CSIC-21-13, KIAS-P21004 | hep-ph astro-ph.CO | http://creativecommons.org/licenses/by/4.0/ | We show that a metastable dark matter candidate arises naturally from the
conformal transformation between the Einstein metric, where gravitons are
normalised states, and the Jordan metric dictating the coupling between gravity
and matter. Despite being secluded from the Standard Model by a large scale
above which th... | [
{
"created": "Wed, 3 Mar 2021 19:00:04 GMT",
"version": "v1"
},
{
"created": "Tue, 15 Jun 2021 07:31:50 GMT",
"version": "v2"
}
] | 2021-06-23 | [
[
"Brax",
"Philippe",
""
],
[
"Kaneta",
"Kunio",
""
],
[
"Mambrini",
"Yann",
""
],
[
"Pierre",
"Mathias",
""
]
] | We show that a metastable dark matter candidate arises naturally from the conformal transformation between the Einstein metric, where gravitons are normalised states, and the Jordan metric dictating the coupling between gravity and matter. Despite being secluded from the Standard Model by a large scale above which the ... |
2107.10983 | Alfonso Ballon Bayona | Alfonso Ballon-Bayona, Luis A. H. Mamani, Diego M. Rodrigues | Spontaneous chiral symmetry breaking in holographic soft wall models | V1 53 pages, 25 figures. V2: 55 pages, 26 figures, new subsection on
the violation of the BF bound, references added | null | 10.1103/PhysRevD.104.126029 | null | hep-ph hep-lat hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate non-linear extensions of the holographic soft wall model
proposed by Karch, Katz, Son and Stephanov [1] including non-minimal couplings
in the five-dimensional action. The non-minimal couplings bring a new parameter
$a_0$ which controls the transition between spontaneous and explicit symmetry
breaking ... | [
{
"created": "Fri, 23 Jul 2021 01:21:04 GMT",
"version": "v1"
},
{
"created": "Wed, 11 Aug 2021 21:43:35 GMT",
"version": "v2"
}
] | 2022-01-05 | [
[
"Ballon-Bayona",
"Alfonso",
""
],
[
"Mamani",
"Luis A. H.",
""
],
[
"Rodrigues",
"Diego M.",
""
]
] | We investigate non-linear extensions of the holographic soft wall model proposed by Karch, Katz, Son and Stephanov [1] including non-minimal couplings in the five-dimensional action. The non-minimal couplings bring a new parameter $a_0$ which controls the transition between spontaneous and explicit symmetry breaking ne... |
1106.2571 | Michael Strickland | Michael Strickland | Thermal Upsilon(1s) and chi_b1 suppression in sqrt(s_NN)=2.76 TeV Pb-Pb
collisions at the LHC | 4 pages, 4 figures; v4: published version | Phys.Rev.Lett.107:132301,2011 | 10.1103/PhysRevLett.107.132301 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | I compute the thermal suppression of the Upsilon(1s) and chi_b1 states in
sqrt(s_NN)=2.76 TeV Pb-Pb collisions. Using the suppression of each of these
states I estimate the total R_AA for the Upsilon(1s) state as a function of
centrality, rapidity, and transverse momentum. I find less suppression of the
chi_b1 state ... | [
{
"created": "Mon, 13 Jun 2011 22:53:25 GMT",
"version": "v1"
},
{
"created": "Sun, 19 Jun 2011 19:22:14 GMT",
"version": "v2"
},
{
"created": "Fri, 5 Aug 2011 09:17:53 GMT",
"version": "v3"
},
{
"created": "Thu, 22 Sep 2011 16:49:50 GMT",
"version": "v4"
}
] | 2011-10-03 | [
[
"Strickland",
"Michael",
""
]
] | I compute the thermal suppression of the Upsilon(1s) and chi_b1 states in sqrt(s_NN)=2.76 TeV Pb-Pb collisions. Using the suppression of each of these states I estimate the total R_AA for the Upsilon(1s) state as a function of centrality, rapidity, and transverse momentum. I find less suppression of the chi_b1 state th... |
1012.0639 | Matthias Steinhauser | Alexey Pak, Matthias Steinhauser, Nikolai Zerf | Towards Higgs boson production in gluon fusion to NNLO in the MSSM | 20 pages; v2: modification of discussion of numerical effect, version
to appear in EPJC; v3: eq.(18) corrected, minor corrections | Eur.Phys.J.C71:1602,2011 | 10.1140/epjc/s10052-011-1602-9 | SFB/CPP-10-111; TTP10-47 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the Higgs boson production in the gluon-fusion channel to
next-to-next-to-leading order within the Minimal Supersymmetric Standard Model.
In particular, we present analytical results for the matching coefficient of
the effective theory and study its influence on the total production cross
section in the l... | [
{
"created": "Fri, 3 Dec 2010 04:52:53 GMT",
"version": "v1"
},
{
"created": "Wed, 23 Mar 2011 08:43:24 GMT",
"version": "v2"
},
{
"created": "Thu, 28 Jun 2012 11:50:56 GMT",
"version": "v3"
}
] | 2012-06-29 | [
[
"Pak",
"Alexey",
""
],
[
"Steinhauser",
"Matthias",
""
],
[
"Zerf",
"Nikolai",
""
]
] | We consider the Higgs boson production in the gluon-fusion channel to next-to-next-to-leading order within the Minimal Supersymmetric Standard Model. In particular, we present analytical results for the matching coefficient of the effective theory and study its influence on the total production cross section in the lim... |
2310.06017 | Jonas Frerick | Jonas Frerick, Joerg Jaeckel, Felix Kahlhoefer, Kai Schmidt-Hoberg | Riding the dark matter wave: Novel limits on general dark photons from
LISA Pathfinder | 10 pages, 5 figures; v2: matches published version | null | 10.1016/j.physletb.2023.138328 | TTP23-044, DESY-23-149 | hep-ph astro-ph.CO gr-qc | http://creativecommons.org/licenses/by/4.0/ | We note the possibility to perform a parametrically improved search for
gauged baryon ($B$) and baryon minus lepton ($B-L$) Dark Photon Dark Matter
(DPDM) using auxiliary channel data from LISA Pathfinder. In particular we use
the measurement of the differential movement between the test masses (TMs) and
the space cr... | [
{
"created": "Mon, 9 Oct 2023 18:00:00 GMT",
"version": "v1"
},
{
"created": "Fri, 24 Nov 2023 15:05:06 GMT",
"version": "v2"
}
] | 2023-11-27 | [
[
"Frerick",
"Jonas",
""
],
[
"Jaeckel",
"Joerg",
""
],
[
"Kahlhoefer",
"Felix",
""
],
[
"Schmidt-Hoberg",
"Kai",
""
]
] | We note the possibility to perform a parametrically improved search for gauged baryon ($B$) and baryon minus lepton ($B-L$) Dark Photon Dark Matter (DPDM) using auxiliary channel data from LISA Pathfinder. In particular we use the measurement of the differential movement between the test masses (TMs) and the space craf... |
2105.03399 | Claudio Andrea Manzari | Claudio Andrea Manzari | Vector-like Leptons in Light of the Cabibbo-Angle Anomaly | 7 pages, 1 figure, 2 tables, contribution to BSM-2021 and the 2021 EW
& QCD sessions of the 55th Rencontres de Moriond (shorter version) | null | null | null | hep-ph hep-ex nucl-ex nucl-th | http://creativecommons.org/licenses/by/4.0/ | The first row of the Cabibbo-Cobayashi-Maskawa (CKM) matrix shows a
discrepancy of $\sim $$3\,\sigma$ with unitarity, known as the "Cabibbo Angle
Anomaly" (CAA). This tension can be explained via modified $W$ couplings to
leptons, but in order to consistently assess the validity of this solution, a
global fit includi... | [
{
"created": "Fri, 7 May 2021 17:17:20 GMT",
"version": "v1"
}
] | 2021-05-10 | [
[
"Manzari",
"Claudio Andrea",
""
]
] | The first row of the Cabibbo-Cobayashi-Maskawa (CKM) matrix shows a discrepancy of $\sim $$3\,\sigma$ with unitarity, known as the "Cabibbo Angle Anomaly" (CAA). This tension can be explained via modified $W$ couplings to leptons, but in order to consistently assess the validity of this solution, a global fit including... |
1809.04950 | Tao Liu | Tao Liu, Alexander A. Penin | High-Energy Limit of Mass-Suppressed Amplitudes in Gauge Theories | journal version, minor editorial corrections. arXiv admin note: text
overlap with arXiv:1709.01092 | null | 10.1007/JHEP11(2018)158 | ALBERTA-THY-06-18 | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a detailed analysis of the factorization and all-order resummation
of the double-logarithmic radiative corrections which determine the asymptotic
behavior of the gauge theory amplitudes suppressed by the leading power of the
fermion mass in the limit of high-energy fixed-angle scattering. The result is
app... | [
{
"created": "Tue, 11 Sep 2018 18:00:30 GMT",
"version": "v1"
},
{
"created": "Thu, 22 Nov 2018 19:09:13 GMT",
"version": "v2"
}
] | 2018-12-05 | [
[
"Liu",
"Tao",
""
],
[
"Penin",
"Alexander A.",
""
]
] | We present a detailed analysis of the factorization and all-order resummation of the double-logarithmic radiative corrections which determine the asymptotic behavior of the gauge theory amplitudes suppressed by the leading power of the fermion mass in the limit of high-energy fixed-angle scattering. The result is appli... |
1011.5268 | Ruben Flores | Giovanna Ahuatzin, Ruben Flores-Mendieta, Maria A. Hernandez-Ruiz,
Christoph P. Hofmann | Baryon magnetic moments in large-N_c chiral perturbation theory: Effects
of the decuplet-octet mass difference and flavor symmetry breaking | 36 pages, 5 figures, 10 table. Substantial additions | Phys.Rev.D89:034012,2014 | 10.1103/PhysRevD.89.034012 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The magnetic and transition magnetic moments of the ground-state baryons are
computed in heavy baryon chiral perturbation theory in the large-$N_c$ limit,
where N_c is the number of colors. SU(3) symmetry breaking is systematically
studied twofold: On the one hand, one-loop nonanalytic corrections of orders
m_q^{1/2}... | [
{
"created": "Wed, 24 Nov 2010 01:36:49 GMT",
"version": "v1"
},
{
"created": "Fri, 10 Jan 2014 02:44:34 GMT",
"version": "v2"
}
] | 2015-03-17 | [
[
"Ahuatzin",
"Giovanna",
""
],
[
"Flores-Mendieta",
"Ruben",
""
],
[
"Hernandez-Ruiz",
"Maria A.",
""
],
[
"Hofmann",
"Christoph P.",
""
]
] | The magnetic and transition magnetic moments of the ground-state baryons are computed in heavy baryon chiral perturbation theory in the large-$N_c$ limit, where N_c is the number of colors. SU(3) symmetry breaking is systematically studied twofold: On the one hand, one-loop nonanalytic corrections of orders m_q^{1/2} a... |
1303.6392 | Swee-Ping Chia | Swee-Ping Chia | Decays of Higgs Boson into Pseudoscalar Meson Pair of Different Flavours | null | null | 10.1063/1.4803594 | UMKL_Physics_2012-3 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The flavour-changing quark-Higgs coupling does not arise at the tree level in
the Standard Model. It is, however, induced by one-loop effects. In this paper,
we present an exact calculation of the Higgs-penguin vertex in the
tHooft-Feynman gauge. Renormalization of the vertex is effected by a
prescription by Chia and... | [
{
"created": "Tue, 26 Mar 2013 06:08:37 GMT",
"version": "v1"
}
] | 2015-06-15 | [
[
"Chia",
"Swee-Ping",
""
]
] | The flavour-changing quark-Higgs coupling does not arise at the tree level in the Standard Model. It is, however, induced by one-loop effects. In this paper, we present an exact calculation of the Higgs-penguin vertex in the tHooft-Feynman gauge. Renormalization of the vertex is effected by a prescription by Chia and C... |
1411.5042 | Rahul Srivastava | Ernest Ma and Rahul Srivastava | Dirac or Inverse Seesaw Neutrino Masses with $B-L$ Gauge Symmetry and
$S_3$ Flavour Symmetry | 13 pages, Comments and References added, Conclusions Unchanged | null | 10.1016/j.physletb.2014.12.049 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Many studies have been made on extensions of the standard model with $B-L$
gauge symmetry. The addition of three singlet (right-handed) neutrinos renders
it anomaly-free. It has always been assumed that the spontaneous breaking of
$B-L$ is accomplished by a singlet scalar field carrying two units of $B-L$
charge. Thi... | [
{
"created": "Tue, 18 Nov 2014 21:21:54 GMT",
"version": "v1"
},
{
"created": "Fri, 12 Dec 2014 04:36:42 GMT",
"version": "v2"
}
] | 2018-05-09 | [
[
"Ma",
"Ernest",
""
],
[
"Srivastava",
"Rahul",
""
]
] | Many studies have been made on extensions of the standard model with $B-L$ gauge symmetry. The addition of three singlet (right-handed) neutrinos renders it anomaly-free. It has always been assumed that the spontaneous breaking of $B-L$ is accomplished by a singlet scalar field carrying two units of $B-L$ charge. This ... |
hep-ph/0406040 | Frank Deppisch | F. Deppisch, J.W.F. Valle | Enhanced lepton flavour violation in the supersymmetric inverse seesaw
model | 16 pages with 2 figures | Phys.Rev.D72:036001,2005 | 10.1103/PhysRevD.72.036001 | IFIC/04-25, WUE-ITP-2004-013 | hep-ph | null | We discuss a supersymmetric inverse seesaw model in which lepton flavour
violating decays can be enhanced either by flavour violating slepton
contributions or by the non-unitarity of the charged current mixing matrix. As
an example we calculate Br(mu -> e gamma) taking into account both heavy lepton
exchange as well ... | [
{
"created": "Thu, 3 Jun 2004 18:21:26 GMT",
"version": "v1"
}
] | 2009-09-17 | [
[
"Deppisch",
"F.",
""
],
[
"Valle",
"J. W. F.",
""
]
] | We discuss a supersymmetric inverse seesaw model in which lepton flavour violating decays can be enhanced either by flavour violating slepton contributions or by the non-unitarity of the charged current mixing matrix. As an example we calculate Br(mu -> e gamma) taking into account both heavy lepton exchange as well as... |
hep-ph/0304235 | Namit Mahajan | Namit Mahajan (Harish-Chandra Res. Inst.) | $t \to b W$ in NonCommutative Standard Model | 11 page Latex file containing 2 eps figures (redrawn). More
discussion included. To appear in PRD | Phys.Rev.D68:095001,2003 | 10.1103/PhysRevD.68.095001 | null | hep-ph | null | We study the top quark decay to b quark and W boson in the NonCommutative
Standard Model (NCSM). The lowest contribution to the decay comes from the
terms quadratic in the matrix describing the noncommutative (NC) effects while
the linear term is seen to identically vanish because of symmetry. The NC
effects are foun... | [
{
"created": "Thu, 24 Apr 2003 08:41:32 GMT",
"version": "v1"
},
{
"created": "Fri, 17 Oct 2003 06:44:55 GMT",
"version": "v2"
}
] | 2011-03-23 | [
[
"Mahajan",
"Namit",
"",
"Harish-Chandra Res. Inst."
]
] | We study the top quark decay to b quark and W boson in the NonCommutative Standard Model (NCSM). The lowest contribution to the decay comes from the terms quadratic in the matrix describing the noncommutative (NC) effects while the linear term is seen to identically vanish because of symmetry. The NC effects are found ... |
2205.15900 | Francesco Hautmann | V. Bertone, G. Bozzi and F. Hautmann | Resummation Scales and the Assessment of Theoretical Uncertainties in
Parton Distribution Functions | 4 pages, 2 figures. Contribution to Proceedings of 29th Workshop on
Deep-Inelastic Scattering and Related Subjects (May 2022) | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss perturbative solutions of renormalization group equations, and
propose the use of resummation scale techniques in assessing theoretical
uncertainties on the extraction of parton distribution functions from data.
| [
{
"created": "Tue, 31 May 2022 15:50:56 GMT",
"version": "v1"
}
] | 2022-06-01 | [
[
"Bertone",
"V.",
""
],
[
"Bozzi",
"G.",
""
],
[
"Hautmann",
"F.",
""
]
] | We discuss perturbative solutions of renormalization group equations, and propose the use of resummation scale techniques in assessing theoretical uncertainties on the extraction of parton distribution functions from data. |
0903.3255 | Masato Yamanaka | Shigeki Matsumoto, Joe Sato, Masato Senami, Masato Yamanaka | Productions of second Kaluza-Klein gauge bosons in the minimal universal
extra dimension model at LHC | 21 pages, reference added, version to appear in PRD | Phys.Rev.D80:056006,2009 | 10.1103/PhysRevD.80.056006 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the production rates of the second Kaluza-Klein (KK) photon
$\gamma^{(2)}$ and Z boson $Z^{(2)}$ at the LHC including all significant
processes in the minimal Universal Extra Dimension (MUED) model. For
discrimination of the MUED model from other TeV scale models at the LHC,
$\gamma^{(2)}$ and $Z^{(2)}$ ... | [
{
"created": "Wed, 18 Mar 2009 23:36:02 GMT",
"version": "v1"
},
{
"created": "Tue, 27 Oct 2009 08:36:32 GMT",
"version": "v2"
}
] | 2009-11-06 | [
[
"Matsumoto",
"Shigeki",
""
],
[
"Sato",
"Joe",
""
],
[
"Senami",
"Masato",
""
],
[
"Yamanaka",
"Masato",
""
]
] | We calculate the production rates of the second Kaluza-Klein (KK) photon $\gamma^{(2)}$ and Z boson $Z^{(2)}$ at the LHC including all significant processes in the minimal Universal Extra Dimension (MUED) model. For discrimination of the MUED model from other TeV scale models at the LHC, $\gamma^{(2)}$ and $Z^{(2)}$ pl... |
1706.05849 | Brian C. Tiburzi | Brian C. Tiburzi, Gaurav Verma | Violation of Positivity Bounds in Models of Generalized Parton
Distributions | 13 pages, 5 figues, v2: references and discussion added | Phys. Rev. D 96, 034020 (2017) | 10.1103/PhysRevD.96.034020 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | As with parton distributions, flexible phenomenological parameterizations of
generalized parton distributions (GPDs) are essential for their extraction from
data. The large number of constraints imposed on GPDs make simple Lorentz
covariant models viable; but, such models are often incomplete in that they
employ the ... | [
{
"created": "Mon, 19 Jun 2017 09:37:08 GMT",
"version": "v1"
},
{
"created": "Tue, 27 Jun 2017 14:30:59 GMT",
"version": "v2"
}
] | 2017-08-30 | [
[
"Tiburzi",
"Brian C.",
""
],
[
"Verma",
"Gaurav",
""
]
] | As with parton distributions, flexible phenomenological parameterizations of generalized parton distributions (GPDs) are essential for their extraction from data. The large number of constraints imposed on GPDs make simple Lorentz covariant models viable; but, such models are often incomplete in that they employ the im... |
1107.4531 | Antonino Di Piazza | S. Meuren and A. Di Piazza | Quantum electron self-interaction in a strong laser field | 5 pages, 2 figures | Phys. Rev. Lett. vol. 107, 260401 (2011) | 10.1103/PhysRevLett.107.260401 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The quantum state of an electron in a strong laser field is altered if the
interaction of the electron with its own electromagnetic field is taken into
account. Starting from the Schwinger-Dirac equation, we determine the states of
an electron in a plane-wave field with inclusion, at leading order, of its
electromagn... | [
{
"created": "Fri, 22 Jul 2011 14:38:53 GMT",
"version": "v1"
},
{
"created": "Tue, 20 Dec 2011 16:16:07 GMT",
"version": "v2"
}
] | 2011-12-21 | [
[
"Meuren",
"S.",
""
],
[
"Di Piazza",
"A.",
""
]
] | The quantum state of an electron in a strong laser field is altered if the interaction of the electron with its own electromagnetic field is taken into account. Starting from the Schwinger-Dirac equation, we determine the states of an electron in a plane-wave field with inclusion, at leading order, of its electromagnet... |
hep-ph/0210173 | Nagashima Makiko | Makiko Nagashima and Hsiang-nan Li | $k_T$ factorization of exclusive processes | 11 pages, REVTEX, 5 figures | Phys.Rev. D67 (2003) 034001 | 10.1103/PhysRevD.67.034001 | OCHA-PP-193 | hep-ph | null | We prove $k_T$ factorization theorem in perturbative QCD (PQCD) for exclusive
processes by considering $\pi\gamma^*\to \gamma(\pi)$ and $B\to\gamma(\pi)
l\bar\nu$. The relevant form factors are expressed as the convolution of hard
amplitudes with two-parton meson wave functions in the impact parameter $b$
space, $b$ ... | [
{
"created": "Fri, 11 Oct 2002 05:33:27 GMT",
"version": "v1"
},
{
"created": "Fri, 18 Oct 2002 10:01:52 GMT",
"version": "v2"
}
] | 2009-11-07 | [
[
"Nagashima",
"Makiko",
""
],
[
"Li",
"Hsiang-nan",
""
]
] | We prove $k_T$ factorization theorem in perturbative QCD (PQCD) for exclusive processes by considering $\pi\gamma^*\to \gamma(\pi)$ and $B\to\gamma(\pi) l\bar\nu$. The relevant form factors are expressed as the convolution of hard amplitudes with two-parton meson wave functions in the impact parameter $b$ space, $b$ be... |
2211.10142 | Marco Bonvini | Federico Silvetti, Marco Bonvini | Differential heavy quark pair production at small $x$ | 44 pages, 5 figures. Final version published in EPJC | null | 10.1140/epjc/s10052-023-11326-z | CERN-TH-2022-186 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the production of a heavy quark pair in proton-proton collisions.
For bottom and charm quarks, the final state invariant mass is typically much
smaller than the collider energy (e.g. at the LHC), so that high-energy
logarithms may spoil the perturbativity of the theoretical prediction at fixed
order. The ... | [
{
"created": "Fri, 18 Nov 2022 10:36:06 GMT",
"version": "v1"
},
{
"created": "Sun, 19 Mar 2023 07:14:02 GMT",
"version": "v2"
}
] | 2023-03-21 | [
[
"Silvetti",
"Federico",
""
],
[
"Bonvini",
"Marco",
""
]
] | We consider the production of a heavy quark pair in proton-proton collisions. For bottom and charm quarks, the final state invariant mass is typically much smaller than the collider energy (e.g. at the LHC), so that high-energy logarithms may spoil the perturbativity of the theoretical prediction at fixed order. The re... |
2006.11171 | Andreas Metz | Andreas Metz, Barbara Pasquini, Simone Rodini | Revisiting the proton mass decomposition | 28 pages; V2: some discussion added, matches PRD version | Phys. Rev. D 102, 114042 (2020) | 10.1103/PhysRevD.102.114042 | null | hep-ph hep-lat nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Different decompositions (sum rules) for the proton mass have been proposed
in the literature. All of them are related to the energy-momentum tensor in
quantum chromodynamics. We review and revisit these decompositions by paying
special attention to recent developments with regard to the renormalization of
the energy... | [
{
"created": "Fri, 19 Jun 2020 14:57:47 GMT",
"version": "v1"
},
{
"created": "Mon, 28 Dec 2020 19:36:17 GMT",
"version": "v2"
}
] | 2021-01-04 | [
[
"Metz",
"Andreas",
""
],
[
"Pasquini",
"Barbara",
""
],
[
"Rodini",
"Simone",
""
]
] | Different decompositions (sum rules) for the proton mass have been proposed in the literature. All of them are related to the energy-momentum tensor in quantum chromodynamics. We review and revisit these decompositions by paying special attention to recent developments with regard to the renormalization of the energy-m... |
2301.02226 | Ahmed Ismael | A. Ismael and S. Khalil | Resolving $R_{D}$ and $R_{D^*}$ Anomalies in Adjoint SU(5) | null | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We investigate the $R_{D}$ and $R_{D^*}$ anomalies in the context of
non-minimal $SU(5)$, where Higgs sector is extended by adjoint 45-dimensional
multiplet. One of the light spectrum of this model could be the scalar triplet
leptoquark that is contained in this multiplet. We demonstrate that this
particular scalar l... | [
{
"created": "Thu, 5 Jan 2023 18:54:58 GMT",
"version": "v1"
}
] | 2023-01-06 | [
[
"Ismael",
"A.",
""
],
[
"Khalil",
"S.",
""
]
] | We investigate the $R_{D}$ and $R_{D^*}$ anomalies in the context of non-minimal $SU(5)$, where Higgs sector is extended by adjoint 45-dimensional multiplet. One of the light spectrum of this model could be the scalar triplet leptoquark that is contained in this multiplet. We demonstrate that this particular scalar lep... |
hep-ph/9610465 | null | Mou Roy | A Study of the Behavior of Ultra-High Energy Neutrinos | 3 pages, uses sprocl.sty, To be published in the proceedings of 1996
Annual Divisional Meeting (DPF96) of the Division of Particles and Fields of
the American Physical Society, Minneapolis, MN, 10-15 Aug 1996 | null | null | UCRHEP-T175 | hep-ph | null | Neutrino Oscillations in the presence of strong gravitational fields are
studied specifically for Majorana neutrinos. We look at ultra high energy
neutrinos $(\sim 1$ PeV) emanating from Active Galactic Nuclei (AGN). Fluxes of
different flavor neutrinos are estimated and probabilities for different
neutrino transitio... | [
{
"created": "Thu, 24 Oct 1996 01:23:43 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Roy",
"Mou",
""
]
] | Neutrino Oscillations in the presence of strong gravitational fields are studied specifically for Majorana neutrinos. We look at ultra high energy neutrinos $(\sim 1$ PeV) emanating from Active Galactic Nuclei (AGN). Fluxes of different flavor neutrinos are estimated and probabilities for different neutrino transitions... |
hep-ph/9808243 | Oleg Veretin | J. Fleischer, A.V. Kotikov, O.L. Veretin | Applications of the Large Mass Expansion | LaTeX, 15 pages, uses axodraw.sty, Presented at Zeuthen Workshop on
Elementary Particle Theory: Loops and Legs in Gauge Theories, Rheinsberg,
Germany, 1998 | Acta Phys.Polon. B29 (1998) 2611-2625 | null | null | hep-ph | null | The method of the large mass expansion (LME) is investigated for selfenergy
and vertex functions in two-loop order. It has the technical advantage that in
many cases the expansion coefficients can be expressed analytically. As long as
only one non-zero external momentum squared, $q^2$, is involved also the Taylor
exp... | [
{
"created": "Thu, 6 Aug 1998 11:36:14 GMT",
"version": "v1"
}
] | 2009-09-25 | [
[
"Fleischer",
"J.",
""
],
[
"Kotikov",
"A. V.",
""
],
[
"Veretin",
"O. L.",
""
]
] | The method of the large mass expansion (LME) is investigated for selfenergy and vertex functions in two-loop order. It has the technical advantage that in many cases the expansion coefficients can be expressed analytically. As long as only one non-zero external momentum squared, $q^2$, is involved also the Taylor expan... |
hep-ph/9609231 | Erwin Mirkes | Erwin Mirkes and Dieter Zeppenfeld | Forward Jet Production at HERA in the Low $x$ Regime in Next-to-Leading
Order | Latex, 14 pages, 4 figures. The complete paper, including figures, is
also available via anonymous ftp at ftp://ttpux2.physik.uni-karlsruhe.de/ ,
or via www at http://www-ttp.physik.uni-karlsruhe.de/cgi-bin/preprints/ | Phys.Rev.Lett.78:428-431,1997 | 10.1103/PhysRevLett.78.428 | TTP96-38, MADPH-96-957 | hep-ph | null | The production of forward jets of transverse momentum $p_T(j)\approx Q$ and
large momentum fraction $x_{jet}\gg x$ probes the onset of BFKL dynamics at
HERA. A full ${\cal O}(\alpha_s^2)$ calculation of the inclusive forward jet
cross section is presented and compared to the expected BFKL cross section. The
kinematic... | [
{
"created": "Mon, 2 Sep 1996 07:38:47 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Mirkes",
"Erwin",
""
],
[
"Zeppenfeld",
"Dieter",
""
]
] | The production of forward jets of transverse momentum $p_T(j)\approx Q$ and large momentum fraction $x_{jet}\gg x$ probes the onset of BFKL dynamics at HERA. A full ${\cal O}(\alpha_s^2)$ calculation of the inclusive forward jet cross section is presented and compared to the expected BFKL cross section. The kinematical... |
1401.5890 | Pablo Soler | Wan-Zhe Feng, Gary Shiu, Pablo Soler, Fang Ye | Building a St\"uckelberg Portal | 39 pages, 11 figures | null | 10.1007/JHEP05(2014)065 | MAD-TH-13-06, MPP-2014-6 | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We construct explicit string theory models realizing the recently proposed
"St\"uckelberg Portal" scenario, a framework for building Z' mediation models
without the need to introduce unwanted exotic matter charged under the Standard
Model. This scenario can be viewed purely field-theoretically, although it is
particu... | [
{
"created": "Thu, 23 Jan 2014 08:07:05 GMT",
"version": "v1"
},
{
"created": "Tue, 18 Feb 2014 08:12:04 GMT",
"version": "v2"
}
] | 2017-03-08 | [
[
"Feng",
"Wan-Zhe",
""
],
[
"Shiu",
"Gary",
""
],
[
"Soler",
"Pablo",
""
],
[
"Ye",
"Fang",
""
]
] | We construct explicit string theory models realizing the recently proposed "St\"uckelberg Portal" scenario, a framework for building Z' mediation models without the need to introduce unwanted exotic matter charged under the Standard Model. This scenario can be viewed purely field-theoretically, although it is particula... |
1305.7377 | Thomas Lang | Thomas Lang, Hendrik van Hees, Jan Steinheimer, Marcus Bleicher | Dileptons from correlated D- and $\bar{\text{D}}$-meson decays in the
invariant mass range of the QGP thermal radiation using the UrQMD hybrid
model | 10 pages, 6 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Relativistic heavy-ion collisions produce a hot and dense thermalized medium,
that is expected to emit thermal radiation in form of dileptons. These
dileptons are not affected by the strong force and are therefore a clean probe
for the possible creation of a Quark Gluon Plasma (QGP). However, electroweak
decays of op... | [
{
"created": "Fri, 31 May 2013 12:31:31 GMT",
"version": "v1"
}
] | 2013-06-03 | [
[
"Lang",
"Thomas",
""
],
[
"van Hees",
"Hendrik",
""
],
[
"Steinheimer",
"Jan",
""
],
[
"Bleicher",
"Marcus",
""
]
] | Relativistic heavy-ion collisions produce a hot and dense thermalized medium, that is expected to emit thermal radiation in form of dileptons. These dileptons are not affected by the strong force and are therefore a clean probe for the possible creation of a Quark Gluon Plasma (QGP). However, electroweak decays of open... |
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