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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
hep-ph/0608245 | Bernd Kniehl | Bernd A. Kniehl, Caesar P. Palisoc | Prompt J/psi plus photon associated electroproduction at DESY HERA | 11 pages, 1 figure, to appear in Eur. Phys. J. C | Eur.Phys.J.C48:451-456,2006 | 10.1140/epjc/s10052-006-0044-2 | DESY 06-136 | hep-ph hep-ex | null | We study the production of a prompt J/psi meson in association with a prompt
photon in ep deep-inelastic scattering within the factorisation formalism of
non-relativistic quantum chromodynamics (NRQCD) and demonstrate that this
process provides a clean probe of the colour-octet mechanism at DESY HERA. Our
analysis is... | [
{
"created": "Tue, 22 Aug 2006 10:33:02 GMT",
"version": "v1"
}
] | 2011-03-23 | [
[
"Kniehl",
"Bernd A.",
""
],
[
"Palisoc",
"Caesar P.",
""
]
] | We study the production of a prompt J/psi meson in association with a prompt photon in ep deep-inelastic scattering within the factorisation formalism of non-relativistic quantum chromodynamics (NRQCD) and demonstrate that this process provides a clean probe of the colour-octet mechanism at DESY HERA. Our analysis is b... |
0810.2887 | Anders Tranberg | Anders Tranberg (Oulu U.) | 2PI simulations in expanding backgrounds: Doing it anyway! | 4 pages, 5 figures, to appear in the Proceedings of SEWM08,
Amsterdam, the Netherlands, August 26-29, 2008 | null | 10.1016/j.nuclphysa.2009.01.048 | null | hep-ph gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | I set out the 2PI formalism for quantum fields in a
Friedmann-Robertson-Walker Universe. I show how one can solve self-consistently
for the quantum field evolution and the evolution of the cosmological scale
factor, using a renormalised semi-classical Friedmann equation. In a 2PI
coupling expansion truncated at O(lam... | [
{
"created": "Thu, 16 Oct 2008 10:28:10 GMT",
"version": "v1"
}
] | 2009-11-13 | [
[
"Tranberg",
"Anders",
"",
"Oulu U."
]
] | I set out the 2PI formalism for quantum fields in a Friedmann-Robertson-Walker Universe. I show how one can solve self-consistently for the quantum field evolution and the evolution of the cosmological scale factor, using a renormalised semi-classical Friedmann equation. In a 2PI coupling expansion truncated at O(lambd... |
1612.05436 | Ben King | B. King | Beyond Volkov: Solving the Second-Order Klein-Gordon Equation | LPHYS' 16 Conf. Proc. 8 pages, 3 figures | null | null | null | hep-ph physics.plasm-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Whether monochromatic, pulsed, or even constant and crossed, the field used
to describe the interaction of charged fermions with an intense laser beam is
mainly assumed to be of plane-wave form. We consider a simple extension to
plane-wave fields and consider a scalar particle in a non-lightlike, univariate
and trans... | [
{
"created": "Fri, 16 Dec 2016 11:45:09 GMT",
"version": "v1"
}
] | 2016-12-19 | [
[
"King",
"B.",
""
]
] | Whether monochromatic, pulsed, or even constant and crossed, the field used to describe the interaction of charged fermions with an intense laser beam is mainly assumed to be of plane-wave form. We consider a simple extension to plane-wave fields and consider a scalar particle in a non-lightlike, univariate and transve... |
1603.06793 | Hee Sok Chung | Geoffrey T. Bodwin, Hee Sok Chung (Argonne), June-Haak Ee, Jungil Lee
(Korea U.) | New approach to the resummation of logarithms in Higgs-boson decays to a
vector quarkonium plus a photon | 40 pages, improved discussion of the convergence of the
nonrelativistic expansion, minor corrections and changes in nomenclature,
version published in Phys. Rev. D | Phys. Rev. D 95, 054018 (2017) | 10.1103/PhysRevD.95.054018 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a calculation of the rates for Higgs-boson decays to a vector
heavy-quarkonium state plus a photon, where the heavy quarkonium states are the
J/psi and the Upsilon(nS) states, with n=1, 2, or 3. The calculation is carried
out in the light-cone formalism, combined with nonrelativistic QCD
factorization, and... | [
{
"created": "Tue, 22 Mar 2016 13:58:32 GMT",
"version": "v1"
},
{
"created": "Thu, 10 Nov 2016 18:01:20 GMT",
"version": "v2"
},
{
"created": "Fri, 31 Mar 2017 15:31:52 GMT",
"version": "v3"
}
] | 2017-04-03 | [
[
"Bodwin",
"Geoffrey T.",
"",
"Argonne"
],
[
"Chung",
"Hee Sok",
"",
"Argonne"
],
[
"Ee",
"June-Haak",
"",
"Korea U."
],
[
"Lee",
"Jungil",
"",
"Korea U."
]
] | We present a calculation of the rates for Higgs-boson decays to a vector heavy-quarkonium state plus a photon, where the heavy quarkonium states are the J/psi and the Upsilon(nS) states, with n=1, 2, or 3. The calculation is carried out in the light-cone formalism, combined with nonrelativistic QCD factorization, and i... |
hep-ph/9511298 | German Valencia | A. A. Likhoded, T. Han, G. Valencia | Study of Anomalous Couplings at a $500$~GeV $e^+e^-$ Linear Collider
with Polarized Beams | 21 pages LaTeX, epsf figures | Phys.Rev. D53 (1996) 4811-4821 | 10.1103/PhysRevD.53.4811 | BINP-95-02, UCD-95-33, ISU-HET-95-5 | hep-ph | null | We consider the possibility of observing deviations from the Standard Model
gauge-boson self-couplings at a future $500$~GeV $e^+ e^-$ linear collider. We
concentrate on the case in which the electroweak symmetry breaking sector is
strongly interacting and there are no new resonances within reach of the
collider. We ... | [
{
"created": "Sat, 11 Nov 1995 19:43:29 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Likhoded",
"A. A.",
""
],
[
"Han",
"T.",
""
],
[
"Valencia",
"G.",
""
]
] | We consider the possibility of observing deviations from the Standard Model gauge-boson self-couplings at a future $500$~GeV $e^+ e^-$ linear collider. We concentrate on the case in which the electroweak symmetry breaking sector is strongly interacting and there are no new resonances within reach of the collider. We fi... |
1301.1194 | Gernot Eichmann | Gernot Eichmann, Christian S. Fischer | Nucleon Compton scattering from the Dyson-Schwinger perspective | 8 pages, 4 figures, 1 table. Proceedings of the Xth Quark Confinement
and the Hadron Spectrum, October 7-12, Munich, Germany | null | null | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We summarize results from our recent paper* on nucleon Compton scattering in
the Dyson-Schwinger approach. We study the Compton scattering phase space and
its various kinematic limits, and we introduce a covariant, transverse tensor
basis for the scattering amplitude that is free of kinematic singularities. We
illust... | [
{
"created": "Mon, 7 Jan 2013 13:51:30 GMT",
"version": "v1"
}
] | 2013-01-09 | [
[
"Eichmann",
"Gernot",
""
],
[
"Fischer",
"Christian S.",
""
]
] | We summarize results from our recent paper* on nucleon Compton scattering in the Dyson-Schwinger approach. We study the Compton scattering phase space and its various kinematic limits, and we introduce a covariant, transverse tensor basis for the scattering amplitude that is free of kinematic singularities. We illustra... |
hep-ph/0307159 | Antonio Pineda | N. Brambilla, A. Pineda, J. Soto and A. Vairo | The $\sqrt{m\Lambda_{QCD}$ scale in heavy quarkonium | 16 pages, LaTeX, 13 figures | Phys.Lett. B580 (2004) 60-71 | 10.1016/j.physletb.2003.11.031 | CERN-TH/2003-148; IFUM-759-FT; UB-ECM-PF 03/17 | hep-ph hep-lat | null | We investigate the effects produced by the three-momentum scale
$\sqrt{m\Lambda_{QCD}}$ in the strong coupling regime of heavy quarkonium. We
compute the leading non-vanishing contributions due to this scale to the masses
and inclusive decay widths. We find that they may provide leading corrections
to the S-wave deca... | [
{
"created": "Fri, 11 Jul 2003 09:36:41 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Brambilla",
"N.",
""
],
[
"Pineda",
"A.",
""
],
[
"Soto",
"J.",
""
],
[
"Vairo",
"A.",
""
]
] | We investigate the effects produced by the three-momentum scale $\sqrt{m\Lambda_{QCD}}$ in the strong coupling regime of heavy quarkonium. We compute the leading non-vanishing contributions due to this scale to the masses and inclusive decay widths. We find that they may provide leading corrections to the S-wave decay ... |
1106.1060 | Matthias Steinhauser | Thomas Hermann, Luminita Mihaila, Matthias Steinhauser | Three-loop anomalous dimensions for squarks in supersymmetric QCD | 17 pages, 1 figure | null | 10.1016/j.physletb.2011.07.036 | SFB/CPP-11-27, TTP11-16 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper we evaluate the renormalization constants and anomalous
dimensions for the squark wave function and mass within supersymmetric QCD.
These results complement the ones obtained in Ref. \cite{Harlander:2009mn} and
thus provide further confirmation on the applicability of dimensional reduction
to supersymme... | [
{
"created": "Mon, 6 Jun 2011 13:17:07 GMT",
"version": "v1"
}
] | 2015-05-28 | [
[
"Hermann",
"Thomas",
""
],
[
"Mihaila",
"Luminita",
""
],
[
"Steinhauser",
"Matthias",
""
]
] | In this paper we evaluate the renormalization constants and anomalous dimensions for the squark wave function and mass within supersymmetric QCD. These results complement the ones obtained in Ref. \cite{Harlander:2009mn} and thus provide further confirmation on the applicability of dimensional reduction to supersymmetr... |
1902.01217 | Basabendu Barman | Basabendu Barman, Subhaditya Bhattacharya, Purusottam Ghosh, Saurabh
Kadam and Narendra Sahu | Fermion Dark Matter with Scalar Triplet at Direct and Collider Searches | 55 pages, 28 figures, version accepted in PRD | Phys. Rev. D 100, 015027 (2019) | 10.1103/PhysRevD.100.015027 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Fermion dark matter (DM) as an admixture of additional singlet and doublet
vector like fermions provides an attractive and allowed framework by relic
density and direct search constraints within TeV scale, although limited by its
discovery potential at the Large Hadron Collider (LHC). An extension of the
model with s... | [
{
"created": "Mon, 4 Feb 2019 14:37:28 GMT",
"version": "v1"
},
{
"created": "Mon, 22 Jul 2019 09:09:46 GMT",
"version": "v2"
}
] | 2019-07-24 | [
[
"Barman",
"Basabendu",
""
],
[
"Bhattacharya",
"Subhaditya",
""
],
[
"Ghosh",
"Purusottam",
""
],
[
"Kadam",
"Saurabh",
""
],
[
"Sahu",
"Narendra",
""
]
] | Fermion dark matter (DM) as an admixture of additional singlet and doublet vector like fermions provides an attractive and allowed framework by relic density and direct search constraints within TeV scale, although limited by its discovery potential at the Large Hadron Collider (LHC). An extension of the model with sca... |
2003.10425 | Deeptak Biswas | Deeptak Biswas | Centrality dependence of chemical freeze-out parameters and strangeness
equilibration in RHIC and LHC energies | Title, abstract are slightly modified. Results for RHIC-BES 14.5 GeV
have been added | Advances in High Energy Physics, 2021, Article ID 6611394 | 10.1155/2021/6611394 | null | hep-ph nucl-th | http://creativecommons.org/licenses/by/4.0/ | We have estimated centrality variation of chemical freeze-out parameters from
yield data at mid-rapidity of $\pi^\pm$, $K^\pm$ and $p$, $\bar{p}$ for
collision energies of RHIC (Relativistic Heavy Ion Collider), Beam Energy Scan
(RHIC-BES) program, and LHC (Large Hadron Collider). We have considered a
simple hadron r... | [
{
"created": "Mon, 23 Mar 2020 17:54:48 GMT",
"version": "v1"
},
{
"created": "Fri, 3 Apr 2020 11:27:57 GMT",
"version": "v2"
},
{
"created": "Wed, 28 Apr 2021 14:21:40 GMT",
"version": "v3"
}
] | 2021-04-29 | [
[
"Biswas",
"Deeptak",
""
]
] | We have estimated centrality variation of chemical freeze-out parameters from yield data at mid-rapidity of $\pi^\pm$, $K^\pm$ and $p$, $\bar{p}$ for collision energies of RHIC (Relativistic Heavy Ion Collider), Beam Energy Scan (RHIC-BES) program, and LHC (Large Hadron Collider). We have considered a simple hadron res... |
2406.13727 | Serguey Petcov | S. T. Petcov | Neutrino Tomography of the Earth: the Earth Total Mass, Moment of
Inertia and Hydrostatic Equilibrium Constraints | 19 pages, LATEX. arXiv admin note: text overlap with arXiv:2111.13048 | null | null | SISSA 13/2024/FISI | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We investigate the implications of the constraints following from the precise
knowledge of the total Earth mass, $M_\oplus$, and moment of inertia,
$I_\oplus$, and from the requirement that Earth be in hydrostatic equilibrium
(EHE), in the neutrino tomography studies of the Earth density structure. In
order to estima... | [
{
"created": "Wed, 19 Jun 2024 17:46:08 GMT",
"version": "v1"
}
] | 2024-06-21 | [
[
"Petcov",
"S. T.",
""
]
] | We investigate the implications of the constraints following from the precise knowledge of the total Earth mass, $M_\oplus$, and moment of inertia, $I_\oplus$, and from the requirement that Earth be in hydrostatic equilibrium (EHE), in the neutrino tomography studies of the Earth density structure. In order to estimate... |
hep-ph/0603179 | Kei Iida | Kei Iida, Kenji Fukushima (RIKEN BNL) | Instability of a gapless color superconductor with respect to
inhomogeneous fluctuations | 15 pages, 3 figures; corrected Eq. (36) and changed content
associated with d quark clustering instability | Phys.Rev. D74 (2006) 074020 | 10.1103/PhysRevD.74.074020 | null | hep-ph | null | We systematically apply density functional theory to determine the kind of
inhomogeneities that spontaneously develop in a homogeneous gapless phase of
neutral two-flavor superfluid quark matter. We consider inhomogeneities in the
quark and electron densities and in the phases and amplitude of the order
parameter. Th... | [
{
"created": "Wed, 22 Mar 2006 21:30:19 GMT",
"version": "v1"
},
{
"created": "Tue, 6 Jun 2006 02:39:14 GMT",
"version": "v2"
}
] | 2009-11-11 | [
[
"Iida",
"Kei",
"",
"RIKEN BNL"
],
[
"Fukushima",
"Kenji",
"",
"RIKEN BNL"
]
] | We systematically apply density functional theory to determine the kind of inhomogeneities that spontaneously develop in a homogeneous gapless phase of neutral two-flavor superfluid quark matter. We consider inhomogeneities in the quark and electron densities and in the phases and amplitude of the order parameter. Thes... |
2109.08689 | Sokratis Trifinopoulos | Michael J. Baker, Darius A. Faroughy and Sokratis Trifinopoulos | Collider Signatures of Coannihilating Dark Matter in Light of the
B-Physics Anomalies | 31 pages, 7 figures | null | 10.1007/JHEP11(2021)084 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by UV explanations of the $B$-physics anomalies, we study a dark
sector containing a Majorana dark matter candidate and a coloured
coannihilation partner, connected to the Standard Model predominantly via a
$U_1$ vector leptoquark. A TeV scale $U_1$ leptoquark, which couples mostly to
third generation fermi... | [
{
"created": "Fri, 17 Sep 2021 18:00:00 GMT",
"version": "v1"
},
{
"created": "Fri, 12 Nov 2021 13:04:57 GMT",
"version": "v2"
}
] | 2021-12-01 | [
[
"Baker",
"Michael J.",
""
],
[
"Faroughy",
"Darius A.",
""
],
[
"Trifinopoulos",
"Sokratis",
""
]
] | Motivated by UV explanations of the $B$-physics anomalies, we study a dark sector containing a Majorana dark matter candidate and a coloured coannihilation partner, connected to the Standard Model predominantly via a $U_1$ vector leptoquark. A TeV scale $U_1$ leptoquark, which couples mostly to third generation fermion... |
hep-ph/9707366 | Piotr Raczka | P.A. Raczka | Renormalization scheme dependence and the problem of determination of
alpha_s and the condensates from the semileptonic tau decays | Some typographical errors have been corrected, including two small
misprints in table 1 and table 2 and one in Eq.15. 20 pages Latex, 5 figures | Phys. Rev. D 57, 6862 (1998) | 10.1103/PhysRevD.57.6862 | DTP/97/50 | hep-ph | null | The QCD corrections to the moments of the invariant mass distribution in the
semileptonic $\tau$ decays are considered. The effect of the renormalization
scheme dependence on the fitted values of alpha_s(m^2_tau) and the condensates
is discussed, using a simplified approach where the nonperturbative
contributions are... | [
{
"created": "Thu, 17 Jul 1997 05:31:58 GMT",
"version": "v1"
},
{
"created": "Mon, 11 Aug 1997 11:51:59 GMT",
"version": "v2"
}
] | 2016-08-25 | [
[
"Raczka",
"P. A.",
""
]
] | The QCD corrections to the moments of the invariant mass distribution in the semileptonic $\tau$ decays are considered. The effect of the renormalization scheme dependence on the fitted values of alpha_s(m^2_tau) and the condensates is discussed, using a simplified approach where the nonperturbative contributions are a... |
1109.6472 | Sergio Scopetta | Sergio Scopetta | Transversity studies with protons and light nuclei | 11 pages, 6 figures, invited talk at the "XIII Conference on Problems
in Theoretical Nuclear Physics in Italy", Cortona, Italy, 6-8 April 2011. To
be published in Journal of Physics: Conference Series | null | 10.1088/1742-6596/336/1/012027 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A general formalism to evaluate time-reversal odd transverse momentum
dependent parton distributions (T-odd TMDS) is reviewed and applied to the
calculation of the leading-twist quantities, i.e., the Sivers and the
Boer-Mulders functions. Two different models of the proton structure, namely a
non relativistic constit... | [
{
"created": "Thu, 29 Sep 2011 10:51:54 GMT",
"version": "v1"
}
] | 2015-05-30 | [
[
"Scopetta",
"Sergio",
""
]
] | A general formalism to evaluate time-reversal odd transverse momentum dependent parton distributions (T-odd TMDS) is reviewed and applied to the calculation of the leading-twist quantities, i.e., the Sivers and the Boer-Mulders functions. Two different models of the proton structure, namely a non relativistic constitue... |
hep-ph/0112347 | Anatoly Kotikov | A. V. Kotikov | Some methods for the evaluation of complicated Feynman integrals | 22 pages, latex, 2 figures. Talk presented at the XXXV Winter School,
Repino, S'Peterburg, February 2001 | null | null | null | hep-ph | null | We discuss a progress in calculations of Feynman integrals based on the
Gegenbauer Polynomial Technique and the Differential Equation Method. We
demonstrate the results for a class of two-point two-loop diagrams and the
evaluation of most complicated part of O(1/N^3) contributions to critical
exponents of \phi^4-theo... | [
{
"created": "Fri, 28 Dec 2001 12:30:33 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Kotikov",
"A. V.",
""
]
] | We discuss a progress in calculations of Feynman integrals based on the Gegenbauer Polynomial Technique and the Differential Equation Method. We demonstrate the results for a class of two-point two-loop diagrams and the evaluation of most complicated part of O(1/N^3) contributions to critical exponents of \phi^4-theory... |
2211.03473 | Dibya Chattopadhyay | Dibya S. Chattopadhyay, Moon Moon Devi, Amol Dighe, Debajyoti Dutta,
Dipyaman Pramanik, Sushant K. Raut | Sterile Neutrinos: Propagation in Matter and Sensitivity to Sterile Mass
Ordering | 25 pages, 5 figures | null | 10.1007/JHEP02(2023)044 | TIFR/TH/22-44 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We analytically calculate the neutrino conversion probability $P_{\mu e}$ in
the presence of sterile neutrinos, with exact dependence on $\Delta m^2_{41}$
and with matter effects explicitly included. Using perturbative expansion in
small parameters, the terms involving the small mixing angles $\theta_{24}$ and
$\thet... | [
{
"created": "Mon, 7 Nov 2022 11:37:42 GMT",
"version": "v1"
}
] | 2023-02-22 | [
[
"Chattopadhyay",
"Dibya S.",
""
],
[
"Devi",
"Moon Moon",
""
],
[
"Dighe",
"Amol",
""
],
[
"Dutta",
"Debajyoti",
""
],
[
"Pramanik",
"Dipyaman",
""
],
[
"Raut",
"Sushant K.",
""
]
] | We analytically calculate the neutrino conversion probability $P_{\mu e}$ in the presence of sterile neutrinos, with exact dependence on $\Delta m^2_{41}$ and with matter effects explicitly included. Using perturbative expansion in small parameters, the terms involving the small mixing angles $\theta_{24}$ and $\theta_... |
1901.02278 | Tomohiro Abe | Tomohiro Abe, Ryosuke Sato | Current status and future prospects of the singlet-doublet dark matter
model with $CP$ violation | 26 pages, 10 figures, the version published in PRD | Phys. Rev. D 99, 035012 (2019) | 10.1103/PhysRevD.99.035012 | DESY 19-003 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the singlet-doublet fermion dark matter model with CP-violation.
In this model, the CP-violation generates a pseudo-scalar interaction of dark
matter with the SM-Higgs boson. Thanks to the pseudo-scalar interaction, the
model can evade the strong constraint from the dark matter direct detection
experiments... | [
{
"created": "Tue, 8 Jan 2019 12:24:09 GMT",
"version": "v1"
},
{
"created": "Tue, 19 Feb 2019 08:40:08 GMT",
"version": "v2"
}
] | 2019-02-20 | [
[
"Abe",
"Tomohiro",
""
],
[
"Sato",
"Ryosuke",
""
]
] | We discuss the singlet-doublet fermion dark matter model with CP-violation. In this model, the CP-violation generates a pseudo-scalar interaction of dark matter with the SM-Higgs boson. Thanks to the pseudo-scalar interaction, the model can evade the strong constraint from the dark matter direct detection experiments w... |
1302.1504 | Nestor Quintero | Gabriel Lopez Castro, Nestor Quintero (CINVESTAV-IPN) | Bounding resonant Majorana neutrinos from four-body B and D decays | 9 pages, 3 figures, Version 2: discussion extended, references added.
Matches version published in PRD | Phys. Rev. D 87, 077901 (2013) | 10.1103/PhysRevD.87.077901 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Searches of lepton-number violation in different processes are very useful to
constrain the parameter space of Majorana neutrinos. Here we use available
upper bounds on the branching fractions of B^- -> D^0pi^+mu^-mu^- and D^0 ->
(pi^-pi^-/K^-pi^-) mu^-mu^- decays to derive constraints on the mass and
mixings of Majo... | [
{
"created": "Wed, 6 Feb 2013 20:45:41 GMT",
"version": "v1"
},
{
"created": "Wed, 8 May 2013 00:38:55 GMT",
"version": "v2"
}
] | 2013-05-09 | [
[
"Castro",
"Gabriel Lopez",
"",
"CINVESTAV-IPN"
],
[
"Quintero",
"Nestor",
"",
"CINVESTAV-IPN"
]
] | Searches of lepton-number violation in different processes are very useful to constrain the parameter space of Majorana neutrinos. Here we use available upper bounds on the branching fractions of B^- -> D^0pi^+mu^-mu^- and D^0 -> (pi^-pi^-/K^-pi^-) mu^-mu^- decays to derive constraints on the mass and mixings of Majora... |
hep-ph/9206202 | S. F. King | T.Elliott and S.F.King | Heavy Axions From Strong Broken Horizontal Gauge Symmetry | (22 pages, 8 figures),SHEP 91/92-22 | Z.Phys. C58 (1993) 609-618 | 10.1007/BF01553021 | null | hep-ph | null | We study the consequences of the existence and breaking of a Peccei--Quinn
symmetry within the context of a dynamical model of electroweak symmetry
breaking based on broken gauged flavour symmetries. We perform an estimate of
the axion mass by including flavour instanton effects and show that, for low
cut--offs, the ... | [
{
"created": "Mon, 1 Jun 1992 18:00:04 GMT",
"version": "v1"
}
] | 2009-10-22 | [
[
"Elliott",
"T.",
""
],
[
"King",
"S. F.",
""
]
] | We study the consequences of the existence and breaking of a Peccei--Quinn symmetry within the context of a dynamical model of electroweak symmetry breaking based on broken gauged flavour symmetries. We perform an estimate of the axion mass by including flavour instanton effects and show that, for low cut--offs, the ax... |
0711.3361 | Tzu Chiang Yuan | Kingman Cheung, Chong Sheng Li and Tzu-Chiang Yuan | Higgs Boson Decays into Single Photon plus Unparticle | 10 pages, 3 figures | Phys.Rev.D77:097701,2008 | 10.1103/PhysRevD.77.097701 | null | hep-ph | null | The decay of the standard model Higgs boson into a single photon and a vector
unparticle through a one-loop process is studied. For an intermediate mass
Higgs boson, this single photon plus unparticle mode can have a branching ratio
comparable with the two-photon discovery mode. The emitted photon has a
continuous en... | [
{
"created": "Wed, 21 Nov 2007 12:15:36 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Cheung",
"Kingman",
""
],
[
"Li",
"Chong Sheng",
""
],
[
"Yuan",
"Tzu-Chiang",
""
]
] | The decay of the standard model Higgs boson into a single photon and a vector unparticle through a one-loop process is studied. For an intermediate mass Higgs boson, this single photon plus unparticle mode can have a branching ratio comparable with the two-photon discovery mode. The emitted photon has a continuous ener... |
2203.04327 | Vanamali Shastry C | Vanamali Shastry, Christian S. Fischer, Francesco Giacosa | The phenomenology of the exotic hybrid nonet with $\pi_1(1600)$ and
$\eta_1(1855)$ | 8 pages | null | 10.1016/j.physletb.2022.137478 | null | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the decays of the $J^{PC}=1^{-+}$ hybrid nonet using a Lagrangian
invariant under the flavor symmetry, parity reversal, and charge conjugation.
We use the available experimental data, the lattice predictions, and the flavor
constraints to evaluate the coupling strengths of the $\pi_1(1600)$ to various
two-bo... | [
{
"created": "Tue, 8 Mar 2022 19:00:02 GMT",
"version": "v1"
},
{
"created": "Tue, 15 Mar 2022 13:01:12 GMT",
"version": "v2"
},
{
"created": "Thu, 28 Jul 2022 15:35:05 GMT",
"version": "v3"
}
] | 2022-10-05 | [
[
"Shastry",
"Vanamali",
""
],
[
"Fischer",
"Christian S.",
""
],
[
"Giacosa",
"Francesco",
""
]
] | We study the decays of the $J^{PC}=1^{-+}$ hybrid nonet using a Lagrangian invariant under the flavor symmetry, parity reversal, and charge conjugation. We use the available experimental data, the lattice predictions, and the flavor constraints to evaluate the coupling strengths of the $\pi_1(1600)$ to various two-body... |
1810.04904 | Hector Gisbert Mullor | Hector Gisbert and Antonio Pich | Updated Standard Model Prediction for $\varepsilon'/\varepsilon$ | 8 pages, 3 figures, talk given at 21th International Conference in
Quantum Chromodynamics (QCD 18), 2 - 6 July 2018, Montpellier - FR | null | null | IFIC/18-37,FTUV/18-1012 | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A recent lattice evaluation of $\varepsilon'/\varepsilon$, finding a 2.1
$\sigma$ deviation from the experimental value, has revived the old debate
about a possible $\varepsilon'/\varepsilon$ anomaly. The unfounded claims of a
too low Standard Model prediction are based on incorrect estimates that neglect
the long-di... | [
{
"created": "Thu, 11 Oct 2018 08:41:50 GMT",
"version": "v1"
},
{
"created": "Tue, 23 Oct 2018 13:00:55 GMT",
"version": "v2"
}
] | 2018-10-24 | [
[
"Gisbert",
"Hector",
""
],
[
"Pich",
"Antonio",
""
]
] | A recent lattice evaluation of $\varepsilon'/\varepsilon$, finding a 2.1 $\sigma$ deviation from the experimental value, has revived the old debate about a possible $\varepsilon'/\varepsilon$ anomaly. The unfounded claims of a too low Standard Model prediction are based on incorrect estimates that neglect the long-dist... |
hep-ph/0001213 | S. V. Troitsky | V. A. Rubakov and S. V. Troitsky | Trends in Grand Unification: unification at strong coupling and
composite models | 14 pages, 2 eps figures. Lecture at the Baksan School ``Particles and
Cosmology'', Baksan Valley, April 19 - 25, 1999 | null | null | null | hep-ph | null | We review several problems of conventional Grand Unification and some new
approaches. In particular, we discuss strongly coupled Grand Unified Theories.
Standard Model may emerge as a low energy effective theory of composite
particles in these models. We construct a realistic model of this kind.
| [
{
"created": "Thu, 20 Jan 2000 18:37:35 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Rubakov",
"V. A.",
""
],
[
"Troitsky",
"S. V.",
""
]
] | We review several problems of conventional Grand Unification and some new approaches. In particular, we discuss strongly coupled Grand Unified Theories. Standard Model may emerge as a low energy effective theory of composite particles in these models. We construct a realistic model of this kind. |
hep-ph/0009282 | Shang-Yung Wang | Shang-Yung Wang | Real-time Nonequilibrium Dynamics in Hot QED Plasmas | LaTeX, 3 pages, talk presented at DPF2000, August 10, 2000, revised
version | Int.J.Mod.Phys. A16S1C (2001) 1281-1283 | 10.1142/S0217751X01009533 | null | hep-ph nucl-th | null | The quantum kinetics of photons is studied directly in real time by
implementing the dynamical renormalization group. In contrast to conventional
approach, the dynamical renormalization group method consistently includes
off-shell (energy non-conserving) effects and accounts for time-dependent
collisional kernel. To ... | [
{
"created": "Mon, 25 Sep 2000 22:47:28 GMT",
"version": "v1"
},
{
"created": "Mon, 16 Oct 2000 16:57:19 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Wang",
"Shang-Yung",
""
]
] | The quantum kinetics of photons is studied directly in real time by implementing the dynamical renormalization group. In contrast to conventional approach, the dynamical renormalization group method consistently includes off-shell (energy non-conserving) effects and accounts for time-dependent collisional kernel. To lo... |
1909.13575 | Hua-Xing Chen | Hui-Min Yang, Hua-Xing Chen, Er-Liang Cui, Atsushi Hosaka and Qiang
Mao | Decay properties of $P$-wave heavy baryons accompanied by vector mesons
within light-cone sum rules | 18 pages, 5 figures, 5 tables | Eur. Phys. J. C80 (2020) 80 | 10.1140/epjc/s10052-020-7637-z | null | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We use the method of light-cone sum rules to study decay properties of
$P$-wave bottom baryons belonging to the $SU(3)$ flavor $\mathbf{6}_F$
representation. In Ref.~\cite{Cui:2019dzj} we have studied their mass spectrum
and pionic decays, and found that the $\Sigma_{b}(6097)$ and $\Xi_{b}(6227)$
can be well interpre... | [
{
"created": "Mon, 30 Sep 2019 10:42:19 GMT",
"version": "v1"
},
{
"created": "Tue, 17 Mar 2020 00:58:09 GMT",
"version": "v2"
}
] | 2020-03-25 | [
[
"Yang",
"Hui-Min",
""
],
[
"Chen",
"Hua-Xing",
""
],
[
"Cui",
"Er-Liang",
""
],
[
"Hosaka",
"Atsushi",
""
],
[
"Mao",
"Qiang",
""
]
] | We use the method of light-cone sum rules to study decay properties of $P$-wave bottom baryons belonging to the $SU(3)$ flavor $\mathbf{6}_F$ representation. In Ref.~\cite{Cui:2019dzj} we have studied their mass spectrum and pionic decays, and found that the $\Sigma_{b}(6097)$ and $\Xi_{b}(6227)$ can be well interprete... |
hep-ph/0307226 | C. A. de S. Pires | J. R. Nascimento, C. A de S. Pires, R. F. Ribeiro | Five-Dimensional QED, Muon Pair Production and Correction to the Coulomb
Potential | minor changes, three new refs. added, to appear in IJMPA | Int.J.Mod.Phys. A19 (2004) 3245-3254 | 10.1142/S0217751X04018282 | null | hep-ph hep-th | null | We consider QED in five dimensions in a configuration where matter is
localized on a 3-brane while foton propagates in the bulk. The idea is to
investigate the effects of the Kaluza-Klein modes of the photon in the
relativistic regime, but in low energy, and in the nonrelativistic regime. In
the relativistic regime, ... | [
{
"created": "Thu, 17 Jul 2003 18:41:11 GMT",
"version": "v1"
},
{
"created": "Sun, 20 Jul 2003 12:31:31 GMT",
"version": "v2"
},
{
"created": "Thu, 8 Jan 2004 11:58:49 GMT",
"version": "v3"
}
] | 2009-11-10 | [
[
"Nascimento",
"J. R.",
""
],
[
"Pires",
"C. A de S.",
""
],
[
"Ribeiro",
"R. F.",
""
]
] | We consider QED in five dimensions in a configuration where matter is localized on a 3-brane while foton propagates in the bulk. The idea is to investigate the effects of the Kaluza-Klein modes of the photon in the relativistic regime, but in low energy, and in the nonrelativistic regime. In the relativistic regime, we... |
1407.6422 | Thomas A. Trainor | Thomas A. Trainor | Predicting minimum-bias trigger-associated dijet correlations in p-p
collisions | 22 pages, 17 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A method is derived to predict the structure of dijet-related hard components
of trigger-associated (TA) hadron correlations from p-p collisions based on
measured fragmentation functions (FFs) from e-e or p-pbar collisions and a
minimum-bias (MB) jet or scattered-parton spectrum from p-pbar collisions. The
method is ... | [
{
"created": "Thu, 24 Jul 2014 01:37:48 GMT",
"version": "v1"
}
] | 2014-07-25 | [
[
"Trainor",
"Thomas A.",
""
]
] | A method is derived to predict the structure of dijet-related hard components of trigger-associated (TA) hadron correlations from p-p collisions based on measured fragmentation functions (FFs) from e-e or p-pbar collisions and a minimum-bias (MB) jet or scattered-parton spectrum from p-pbar collisions. The method is ba... |
1607.01278 | Daniele Binosi | A. Athenodorou, D. Binosi, Ph. Boucaud, F. De Soto, J. Papavassiliou,
J. Rodriguez-Quintero, S. Zafeiropoulos | On the zero crossing of the three-gluon vertex | 6 pages, 4 figures | null | 10.1016/j.physletb.2016.08.065 | null | hep-ph hep-lat hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We report on new results on the infrared behaviour of the three-gluon vertex
in quenched Quantum Chormodynamics, obtained from large-volume lattice
simulations. The main focus of our study is the appearance of the
characteristic infrared feature known as 'zero crossing', the origin of which
is intimately connected wi... | [
{
"created": "Tue, 5 Jul 2016 14:47:16 GMT",
"version": "v1"
}
] | 2016-09-07 | [
[
"Athenodorou",
"A.",
""
],
[
"Binosi",
"D.",
""
],
[
"Boucaud",
"Ph.",
""
],
[
"De Soto",
"F.",
""
],
[
"Papavassiliou",
"J.",
""
],
[
"Rodriguez-Quintero",
"J.",
""
],
[
"Zafeiropoulos",
"S.",
""
]
] | We report on new results on the infrared behaviour of the three-gluon vertex in quenched Quantum Chormodynamics, obtained from large-volume lattice simulations. The main focus of our study is the appearance of the characteristic infrared feature known as 'zero crossing', the origin of which is intimately connected with... |
1409.1571 | Kirill Kanshin | M.B. Gavela, K. Kanshin, P.A.N. Machado, S. Saa | On the renormalization of the electroweak chiral Lagrangian with a Higgs | null | null | 10.1007/JHEP03(2015)043 | FTUAM-14-29, IFT-UAM/CSIC-14-071, DFPD2014/TH/15 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the scalar sector of the effective non-linear electroweak
Lagrangian with a light "Higgs" particle, up to four derivatives in the chiral
expansion. The complete off-shell renormalization procedure is implemented,
including one loop corrections stemming from the leading two-derivative terms,
for finite Hig... | [
{
"created": "Thu, 4 Sep 2014 20:00:02 GMT",
"version": "v1"
}
] | 2015-06-22 | [
[
"Gavela",
"M. B.",
""
],
[
"Kanshin",
"K.",
""
],
[
"Machado",
"P. A. N.",
""
],
[
"Saa",
"S.",
""
]
] | We consider the scalar sector of the effective non-linear electroweak Lagrangian with a light "Higgs" particle, up to four derivatives in the chiral expansion. The complete off-shell renormalization procedure is implemented, including one loop corrections stemming from the leading two-derivative terms, for finite Higgs... |
2211.03835 | Vin\'icius Oliveira | Vin\'icius Oliveira and C. A. de S. Pires | Bounds on quark mixing, $M_{Z^{\prime}}$ and $Z-Z^{\prime}$ mixing angle
from flavor changing neutral processes in a 3-3-1 model | Typos fixed, references added, 19 pages, 3 figures. Matches published
version | null | 10.1016/j.physletb.2023.138216 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | Meson and anti-meson mixing processes constitute an important source of
constraints on models that give tree level contributions to flavor violating
neutral processes. In electroweak $ \text{SU}(3)_\text{L} \times \text{U}(1)_N
$ models, where anomaly cancellation requires that one family of quarks
transforms differe... | [
{
"created": "Mon, 7 Nov 2022 19:39:11 GMT",
"version": "v1"
},
{
"created": "Wed, 27 Sep 2023 10:28:46 GMT",
"version": "v2"
}
] | 2023-10-03 | [
[
"Oliveira",
"Vinícius",
""
],
[
"Pires",
"C. A. de S.",
""
]
] | Meson and anti-meson mixing processes constitute an important source of constraints on models that give tree level contributions to flavor violating neutral processes. In electroweak $ \text{SU}(3)_\text{L} \times \text{U}(1)_N $ models, where anomaly cancellation requires that one family of quarks transforms different... |
hep-ph/9502397 | null | Savas Dimopoulos and Alex Pomarol (CERN). | NON-UNIFIED SPARTICLE AND PARTICLE MASSES IN UNIFIED THEORIES. | 10 pages, Latex, 2 figures (tarred+compressed+uuencoded). | Phys.Lett. B353 (1995) 222-227 | 10.1016/0370-2693(95)00570-B | CERN-TH/95-44 | hep-ph | null | We give examples of minimal extensions of the simplest SU(5) SUSY-GUT in
which all squarks and sleptons of a family have different tree level masses at
the unification scale. This phenomenon is general; it occurs when the quarks
and leptons are the light remnants of a theory which contains extra heavy
families at the... | [
{
"created": "Mon, 27 Feb 1995 19:21:33 GMT",
"version": "v1"
}
] | 2016-09-01 | [
[
"Dimopoulos",
"Savas",
"",
"CERN"
],
[
"Pomarol",
"Alex",
"",
"CERN"
],
[
".",
"",
""
]
] | We give examples of minimal extensions of the simplest SU(5) SUSY-GUT in which all squarks and sleptons of a family have different tree level masses at the unification scale. This phenomenon is general; it occurs when the quarks and leptons are the light remnants of a theory which contains extra heavy families at the u... |
1310.6800 | Jin Young Kim | Jin Young Kim and Taekoon Lee | Light bending in radiation background | 8 pages, no figure | null | 10.1088/1475-7516/2014/01/002 | null | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the velocity shift of light in presence of radiation emitted by a
black body. Within geometric optics formalism we calculate the bending angle of
a light ray when there is a gradient in the energy density. We model the
bending for two simplified cases. The bending angle is proportional to the
inverse squa... | [
{
"created": "Fri, 25 Oct 2013 01:45:54 GMT",
"version": "v1"
}
] | 2015-06-17 | [
[
"Kim",
"Jin Young",
""
],
[
"Lee",
"Taekoon",
""
]
] | We consider the velocity shift of light in presence of radiation emitted by a black body. Within geometric optics formalism we calculate the bending angle of a light ray when there is a gradient in the energy density. We model the bending for two simplified cases. The bending angle is proportional to the inverse square... |
hep-ph/0403241 | Susan Gardner | V. Bernard, S. Gardner, U.-G. Mei{\ss}ner, C. Zhang | Radiative neutron beta-decay in effective field theory | 11 pages, 4 eps figures, misprints fixed, to appear in Phys Lett B | Phys.Lett.B593:105-114,2004; Erratum-ibid.B599:348-348,2004 | 10.1016/j.physletb.2004.04.064 | null | hep-ph hep-ex nucl-ex nucl-th | null | We consider radiative \beta--decay of the neutron in heavy baryon chiral
perturbation theory, with an extension including explicit \Delta degrees of
freedom. We compute the photon energy spectrum as well as the photon
polarization; both observables are dominated by the electron bremsstrahlung
contribution. Nucleon-st... | [
{
"created": "Mon, 22 Mar 2004 20:17:57 GMT",
"version": "v1"
},
{
"created": "Wed, 28 Apr 2004 21:48:17 GMT",
"version": "v2"
}
] | 2014-11-17 | [
[
"Bernard",
"V.",
""
],
[
"Gardner",
"S.",
""
],
[
"Meißner",
"U. -G.",
""
],
[
"Zhang",
"C.",
""
]
] | We consider radiative \beta--decay of the neutron in heavy baryon chiral perturbation theory, with an extension including explicit \Delta degrees of freedom. We compute the photon energy spectrum as well as the photon polarization; both observables are dominated by the electron bremsstrahlung contribution. Nucleon-stru... |
1206.5474 | Dremin | I. M. Dremin | Elastic scattering of hadrons | 72 pages, 11 Figures; modified Physics-Uspekhi 56 (2013) 3 | null | 10.3367/UFNe.0183.201301a.0003 | null | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Colliding high energy hadrons either produce new particles or scatter
elastically with their quantum numbers conserved and no other particles
produced. We consider the latter case here. Although inelastic processes
dominate at high energies, elastic scattering contributes considerably (18-25%)
to the total cross sect... | [
{
"created": "Sun, 24 Jun 2012 08:14:29 GMT",
"version": "v1"
},
{
"created": "Fri, 27 Jul 2012 16:19:53 GMT",
"version": "v2"
},
{
"created": "Wed, 26 Sep 2012 06:55:10 GMT",
"version": "v3"
},
{
"created": "Mon, 1 Apr 2013 06:00:46 GMT",
"version": "v4"
}
] | 2015-06-05 | [
[
"Dremin",
"I. M.",
""
]
] | Colliding high energy hadrons either produce new particles or scatter elastically with their quantum numbers conserved and no other particles produced. We consider the latter case here. Although inelastic processes dominate at high energies, elastic scattering contributes considerably (18-25%) to the total cross sectio... |
1205.6231 | Evgeny Akhmedov | Evgeny Kh. Akhmedov and Alina Wilhelm | Quantum field theoretic approach to neutrino oscillations in matter | LaTeX, 24 pages + 16 pages of appendices, 1 figure. V2: typos
corrected | null | 10.1007/JHEP01(2013)165 | null | hep-ph astro-ph.SR hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider neutrino oscillations in non-uniform matter in a quantum field
theoretic (QFT) approach, in which neutrino production, propagation and
detection are considered as a single process. We find the conditions under
which the oscillation probability can be sensibly defined and demonstrate how
the properly norma... | [
{
"created": "Mon, 28 May 2012 22:55:03 GMT",
"version": "v1"
},
{
"created": "Thu, 25 Oct 2012 14:58:19 GMT",
"version": "v2"
}
] | 2015-06-05 | [
[
"Akhmedov",
"Evgeny Kh.",
""
],
[
"Wilhelm",
"Alina",
""
]
] | We consider neutrino oscillations in non-uniform matter in a quantum field theoretic (QFT) approach, in which neutrino production, propagation and detection are considered as a single process. We find the conditions under which the oscillation probability can be sensibly defined and demonstrate how the properly normali... |
hep-ph/0302209 | Brandon Murakami | Brandon Murakami and James D. Wells | Abelian D-terms and the superpartner spectrum of anomaly-mediated
supersymmetry breaking | 10 pages, 2 figures, [v2] reference added, [v3] Eq. (9) corrected,
results unaffected, [v4] version to be published in Phys. Rev. D, expanded
parameter space for figures to match text | Phys.Rev. D68 (2003) 035006 | 10.1103/PhysRevD.68.035006 | null | hep-ph | null | We address the tachyonic slepton problem of anomaly mediated supersymmetry
breaking using abelian D-terms. We demonstrate that the most general extra U(1)
symmetry that does not disrupt gauge coupling unification has a large set of
possible charges that solves the problem. It is shown that previous studies in
this di... | [
{
"created": "Mon, 24 Feb 2003 19:58:11 GMT",
"version": "v1"
},
{
"created": "Mon, 3 Mar 2003 22:23:10 GMT",
"version": "v2"
},
{
"created": "Thu, 6 Mar 2003 20:54:26 GMT",
"version": "v3"
},
{
"created": "Wed, 25 Jun 2003 16:43:08 GMT",
"version": "v4"
}
] | 2009-11-10 | [
[
"Murakami",
"Brandon",
""
],
[
"Wells",
"James D.",
""
]
] | We address the tachyonic slepton problem of anomaly mediated supersymmetry breaking using abelian D-terms. We demonstrate that the most general extra U(1) symmetry that does not disrupt gauge coupling unification has a large set of possible charges that solves the problem. It is shown that previous studies in this dire... |
1012.2887 | Qiang Zhao | Qiang Zhao | Puzzles in charmonium decays | Invited talk on the 15th International Conference in QCD, June 28-
July 3, 2010, Montpellier, France | Nucl. Phys. B (Proc. Suppl.) 207-208, 347 (2010) | 10.1016/j.nuclphysbps.2010.10.088 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The open charm effects via intermediate hadron loop transitions seem to play
a crucial role in the understanding of several existing "puzzles" in charmonium
exclusive decays, such as the $\psi(3770)$ non-$D\bar{D}$ decays, and
"$\rho\pi$ puzzle" etc. In the charmonium energy region, non-perturbative
mechanisms could ... | [
{
"created": "Mon, 13 Dec 2010 21:31:08 GMT",
"version": "v1"
}
] | 2015-05-20 | [
[
"Zhao",
"Qiang",
""
]
] | The open charm effects via intermediate hadron loop transitions seem to play a crucial role in the understanding of several existing "puzzles" in charmonium exclusive decays, such as the $\psi(3770)$ non-$D\bar{D}$ decays, and "$\rho\pi$ puzzle" etc. In the charmonium energy region, non-perturbative mechanisms could be... |
0707.1286 | Felipe J. Llanes-Estrada | Ignacio J. General, Ping Wang, Stephen R. Cotanch (North Carolina
State University), Felipe J. Llanes-Estrada (U. Complutense Madrid) | Light 1-+ exotics: molecular resonances | 12 pages, 8 figures | Phys.Lett.B653:216-223,2007 | 10.1016/j.physletb.2007.08.015 | null | hep-ph | null | Highlights in the search for nonconventional (non qqbar) meson states are the
pi_1(1400) and pi_1(1600) exotic candidates. Should they exist, mounting
theoretical arguments suggest that they are tetraquark molecular resonances
excitable by meson rescattering.
We report a new tetraquark calculation within a model fi... | [
{
"created": "Mon, 9 Jul 2007 15:31:55 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"General",
"Ignacio J.",
"",
"North Carolina\n State University"
],
[
"Wang",
"Ping",
"",
"North Carolina\n State University"
],
[
"Cotanch",
"Stephen R.",
"",
"North Carolina\n State University"
],
[
"Llanes-Estrada",
"Felipe J.",
"",
... | Highlights in the search for nonconventional (non qqbar) meson states are the pi_1(1400) and pi_1(1600) exotic candidates. Should they exist, mounting theoretical arguments suggest that they are tetraquark molecular resonances excitable by meson rescattering. We report a new tetraquark calculation within a model field ... |
hep-ph/0504082 | Yukihiro Mimura | Ilia Gogoladze, Tianjun Li, Yukihiro Mimura and S. Nandi | Coupling Unifications in Gauge-Higgs Unified Orbifold Models | 29 pages, 4 figures | Phys.Rev. D72 (2005) 055006 | 10.1103/PhysRevD.72.055006 | OSU-HEP-05-5 | hep-ph | null | Supersymmetric gauge theories, in higher dimensions compactified in an
orbifold, give a natural framework to unify the gauge bosons, Higgs fields and
even the matter fields in a single multiplet of the unifying gauge symmetry.
The extra dimensions and the supersymmetry are the two key ingredients for such
an unificat... | [
{
"created": "Mon, 11 Apr 2005 19:11:38 GMT",
"version": "v1"
}
] | 2009-11-11 | [
[
"Gogoladze",
"Ilia",
""
],
[
"Li",
"Tianjun",
""
],
[
"Mimura",
"Yukihiro",
""
],
[
"Nandi",
"S.",
""
]
] | Supersymmetric gauge theories, in higher dimensions compactified in an orbifold, give a natural framework to unify the gauge bosons, Higgs fields and even the matter fields in a single multiplet of the unifying gauge symmetry. The extra dimensions and the supersymmetry are the two key ingredients for such an unificatio... |
2111.11201 | Di Wang | Di Wang | From topological amplitude to rescattering dynamics | 34 pages, 14 figures, Version published in JHEP | null | 10.1007/JHEP03(2022)155 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We proposed a theoretical framework to correlate the topological diagram at
quark level and rescattering dynamics at hadron level. In the framework, both
the hadronic triangle diagram, and the topological-scattering diagram, which is
the intermediate structure between topological diagram and triangle diagram,
are exp... | [
{
"created": "Mon, 22 Nov 2021 13:44:34 GMT",
"version": "v1"
},
{
"created": "Thu, 24 Mar 2022 09:51:38 GMT",
"version": "v2"
}
] | 2022-03-25 | [
[
"Wang",
"Di",
""
]
] | We proposed a theoretical framework to correlate the topological diagram at quark level and rescattering dynamics at hadron level. In the framework, both the hadronic triangle diagram, and the topological-scattering diagram, which is the intermediate structure between topological diagram and triangle diagram, are expre... |
1811.07613 | Hagop Sazdjian | Hagop Sazdjian | Large-$N_c$ QCD and tetraquarks | 12 pages, 10 figures. Plenary talk given at the Conference Quark
Confinement and the Hadron Spectrum XIII, 31 July - 6 August 2018, Maynooth,
Ireland | PoS (Confinement2018) 028 | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Tetraquark properties are examined in the limit of large $N_c$ of color in
QCD. The qualitative differences between molecular and compact tetraquarks are
outlined. Consequences of the possible existence of compact tetraquarks are
analyzed and shown to lead to upper bounds in the $N_c$-behavior of their decay
widths. ... | [
{
"created": "Mon, 19 Nov 2018 11:08:32 GMT",
"version": "v1"
}
] | 2019-09-17 | [
[
"Sazdjian",
"Hagop",
""
]
] | Tetraquark properties are examined in the limit of large $N_c$ of color in QCD. The qualitative differences between molecular and compact tetraquarks are outlined. Consequences of the possible existence of compact tetraquarks are analyzed and shown to lead to upper bounds in the $N_c$-behavior of their decay widths. Op... |
0806.0370 | Robert J. Scherrer | James B. Dent, Robert J. Scherrer, and Thomas J. Weiler | Toward a Minimum Branching Fraction for Dark Matter Annihilation into
Electromagnetic Final States | 18 pages, 4 figures, discussion added, matches version in Phys. Rev.
D | Phys.Rev.D78:063509,2008 | 10.1103/PhysRevD.78.063509 | null | hep-ph astro-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Observational limits on the high-energy neutrino background have been used to
place general constraints on dark matter that annihilates only into standard
model particles. Dark matter particles that annihilate into neutrinos will also
inevitably branch into electromagnetic final states through higher-order tree
and l... | [
{
"created": "Mon, 2 Jun 2008 19:46:43 GMT",
"version": "v1"
},
{
"created": "Mon, 21 Jul 2008 15:42:34 GMT",
"version": "v2"
},
{
"created": "Mon, 22 Sep 2008 19:22:33 GMT",
"version": "v3"
}
] | 2009-02-20 | [
[
"Dent",
"James B.",
""
],
[
"Scherrer",
"Robert J.",
""
],
[
"Weiler",
"Thomas J.",
""
]
] | Observational limits on the high-energy neutrino background have been used to place general constraints on dark matter that annihilates only into standard model particles. Dark matter particles that annihilate into neutrinos will also inevitably branch into electromagnetic final states through higher-order tree and loo... |
hep-ph/9408292 | null | S. D. Bass | The trace anomaly and the parton model | 7 pages + 2 Figues appended as .ps file at the end, plain LaTeX,
Cavendish preprint HEP 94/6 | Phys.Lett. B342 (1995) 233-238 | 10.1016/0370-2693(94)01405-2 | null | hep-ph | null | The trace anomaly is relevant to the renormalisation of the unpolarised
parton distributions. The role of the trace anomaly in F_2 is compared with the
axial anomaly in g_1.
| [
{
"created": "Mon, 15 Aug 1994 11:37:49 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Bass",
"S. D.",
""
]
] | The trace anomaly is relevant to the renormalisation of the unpolarised parton distributions. The role of the trace anomaly in F_2 is compared with the axial anomaly in g_1. |
hep-ph/0311353 | Yuval Grossman | Yuval Grossman, Gino Isidori, Hitoshi Murayama | Lepton-flavor mixing and $K \to \pi \nu\bar\nu$ decays | 10 pages, 3 figures | Phys.Lett.B588:74-80,2004 | 10.1016/j.physletb.2004.01.093 | SLAC-PUB-10254 | hep-ph | null | The impact of possible sources of lepton-flavor mixing on $K \to \pi
\nu\bar\nu$ decays is analysed. At the one-loop level lepton-flavor mixing
originated from non-diagonal lepton mass matrices cannot generate a
CP-conserving $K_L \to \pi^0\nu\bar\nu$ amplitude. The rates of these modes are
sensitive to leptonic flav... | [
{
"created": "Wed, 26 Nov 2003 23:50:20 GMT",
"version": "v1"
}
] | 2009-09-29 | [
[
"Grossman",
"Yuval",
""
],
[
"Isidori",
"Gino",
""
],
[
"Murayama",
"Hitoshi",
""
]
] | The impact of possible sources of lepton-flavor mixing on $K \to \pi \nu\bar\nu$ decays is analysed. At the one-loop level lepton-flavor mixing originated from non-diagonal lepton mass matrices cannot generate a CP-conserving $K_L \to \pi^0\nu\bar\nu$ amplitude. The rates of these modes are sensitive to leptonic flavor... |
hep-ph/9506316 | null | Jonathan L. Rosner | $B$ Physics: Theoretical Aspects | 21 pages, latex, 3 uuencoded figures submitted separately (process
using psfig.sty) | null | 10.1063/1.49638 | EFI-95-33 | hep-ph | null | Some aspects of $B$ physics relevant for experiments in hadron colliders are
discussed. These include the determination of parameters of the CKM Matrix and
confirmation of its role in CP violation, studies of mixing of nonstrange and
strange $B$ mesons, lifetimes of hadrons containing $b$ quarks, the use of
``same-si... | [
{
"created": "Tue, 13 Jun 1995 16:09:02 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Rosner",
"Jonathan L.",
""
]
] | Some aspects of $B$ physics relevant for experiments in hadron colliders are discussed. These include the determination of parameters of the CKM Matrix and confirmation of its role in CP violation, studies of mixing of nonstrange and strange $B$ mesons, lifetimes of hadrons containing $b$ quarks, the use of ``same-side... |
hep-ph/0207144 | Georg Raffelt | G.G. Raffelt (MPP, Munich) | Stars and Fundamental Physics | Contribution to ESO-CERN-ESA Symposium on Astronomy, Cosmology and
Fundamental Physics (4-7 March 2002, Garching, Germany), additional
references in revised version | null | 10.1007/10857580_27 | null | hep-ph | null | Stars are powerful sources for weakly interacting particles that are produced
by nuclear or plasma processes in their hot interior. These fluxes can be used
for direct measurements (e.g. solar or supernova neutrinos) or the
back-reaction on the star can be used to derive limits on new particles. We
discuss two exampl... | [
{
"created": "Thu, 11 Jul 2002 11:42:14 GMT",
"version": "v1"
},
{
"created": "Thu, 1 Aug 2002 11:22:27 GMT",
"version": "v2"
}
] | 2009-11-07 | [
[
"Raffelt",
"G. G.",
"",
"MPP, Munich"
]
] | Stars are powerful sources for weakly interacting particles that are produced by nuclear or plasma processes in their hot interior. These fluxes can be used for direct measurements (e.g. solar or supernova neutrinos) or the back-reaction on the star can be used to derive limits on new particles. We discuss two examples... |
hep-ph/0304163 | V. Gogohia | V. Gogohia | Gluon confinement criterion in QCD | 10 pages, no figures, no tables. Typos corrected and the
clarification is intoduced. Shorten version to appear in Phys. Lett. B | Phys.Lett. B584 (2004) 225-232 | 10.1016/j.physletb.2004.01.032 | null | hep-ph hep-th | null | We fix exactly and uniquely the infrared structure of the full gluon
propagator in QCD, not solving explicitly the corresponding dynamical equation
of motion. By construction, this structure is an infinite sum over all possible
severe (i.e., more singular than $1/q^2$) infrared singularities. It reflects
the zero mom... | [
{
"created": "Wed, 16 Apr 2003 15:45:28 GMT",
"version": "v1"
},
{
"created": "Wed, 9 Jul 2003 12:07:01 GMT",
"version": "v2"
},
{
"created": "Thu, 13 Nov 2003 13:38:01 GMT",
"version": "v3"
},
{
"created": "Wed, 21 Jan 2004 13:22:41 GMT",
"version": "v4"
}
] | 2009-11-10 | [
[
"Gogohia",
"V.",
""
]
] | We fix exactly and uniquely the infrared structure of the full gluon propagator in QCD, not solving explicitly the corresponding dynamical equation of motion. By construction, this structure is an infinite sum over all possible severe (i.e., more singular than $1/q^2$) infrared singularities. It reflects the zero momen... |
1509.07483 | Bin Wu | Bin Wu | Radiative energy loss and radiative p_T-broadening of high-energy
partons in QCD matter | 4 pages, 1 figure, a brief review as a slight extension of talk at
Hard Probes 2015 | null | null | null | hep-ph hep-ex nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | I give a self-contained review on radiative p_T-broadening and radiative
energy loss of high-energy partons in QCD matter. The typical p_T^2 of
high-energy partons receives a double logarithmic correction due to the
recoiling effect of medium-induced gluon radiation. Such a double logarithmic
term, averaged over the ... | [
{
"created": "Thu, 24 Sep 2015 19:18:18 GMT",
"version": "v1"
}
] | 2015-09-25 | [
[
"Wu",
"Bin",
""
]
] | I give a self-contained review on radiative p_T-broadening and radiative energy loss of high-energy partons in QCD matter. The typical p_T^2 of high-energy partons receives a double logarithmic correction due to the recoiling effect of medium-induced gluon radiation. Such a double logarithmic term, averaged over the pa... |
1210.0786 | Michele Gallinaro | Michele Gallinaro | Top quark physics: From a few to a few millions | 8 pages, presented at the "24th Rencontres de Blois", May 27-June 1,
2012 | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | As the heaviest known fundamental particle, the top quark has taken a central
role in the study of fundamental interactions. The top quark mass is a
fundamental parameter of the standard model which places constraints on the
Higgs boson mass and electroweak symmetry breaking. Observations of the
relative rates and ki... | [
{
"created": "Tue, 2 Oct 2012 14:41:13 GMT",
"version": "v1"
}
] | 2012-10-03 | [
[
"Gallinaro",
"Michele",
""
]
] | As the heaviest known fundamental particle, the top quark has taken a central role in the study of fundamental interactions. The top quark mass is a fundamental parameter of the standard model which places constraints on the Higgs boson mass and electroweak symmetry breaking. Observations of the relative rates and kine... |
1809.01356 | Barry Dillon | Barry M. Dillon and B. King | Light scalars: coherent nonlinear Thomson scattering and detection | null | Phys. Rev. D 99, 035048 (2019) | 10.1103/PhysRevD.99.035048 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Several theories of beyond-the-standard-model physics predict light scalars
that couple to fermions. By extending classical electrodynamics to include an
electron-scalar coupling, we calculate the nonlinear Thomson scattering of
light scalars in the collision of an electron with a monochro- matic
electromagnetic back... | [
{
"created": "Wed, 5 Sep 2018 06:56:50 GMT",
"version": "v1"
}
] | 2019-03-06 | [
[
"Dillon",
"Barry M.",
""
],
[
"King",
"B.",
""
]
] | Several theories of beyond-the-standard-model physics predict light scalars that couple to fermions. By extending classical electrodynamics to include an electron-scalar coupling, we calculate the nonlinear Thomson scattering of light scalars in the collision of an electron with a monochro- matic electromagnetic backgr... |
hep-ph/9405363 | Leszek Roszkowski | G.L. Kane, Chris Kolda, Leszek Roszkowski, and James D. Wells | Dark Matter from Supersymmetric Grand Unification | invited talk given by LR at the Astrophysics Symposium and Workshop
on Dark Matter ``Critique of the Sources of Dark Matter in the Universe'',
Los Angeles, California, February 16--18, 1994; 14 pages of text in Latex
plus 4 figures in PS (3 included, 1 available by email); University of
Michigan preprint UM-TH-... | null | null | null | hep-ph astro-ph | null | In constrained minimal supersymmetry the lightest neutralino of bino-type is
the only neutral candidate for dark matter. As a result, one is typically able
to restrict all the supersymmetric mass spectra below roughly 1-2\tev\ {\em
without} imposing an ill-defined fine-tuning constraint.
| [
{
"created": "Mon, 23 May 1994 22:07:11 GMT",
"version": "v1"
},
{
"created": "Tue, 24 May 1994 14:07:18 GMT",
"version": "v2"
}
] | 2008-02-03 | [
[
"Kane",
"G. L.",
""
],
[
"Kolda",
"Chris",
""
],
[
"Roszkowski",
"Leszek",
""
],
[
"Wells",
"James D.",
""
]
] | In constrained minimal supersymmetry the lightest neutralino of bino-type is the only neutral candidate for dark matter. As a result, one is typically able to restrict all the supersymmetric mass spectra below roughly 1-2\tev\ {\em without} imposing an ill-defined fine-tuning constraint. |
1904.00589 | Tetsuo Hyodo | Takumi Sugiura and Tetsuo Hyodo | Nature of the D_0 meson in the D pi scattering with chiral symmetry | 7 pages, 3 figures | Phys. Rev. C 99, 065201 (2019) | 10.1103/PhysRevC.99.065201 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the nature of the scalar D_0 meson from the viewpoint of chiral
symmetry. With the linear representation of chiral symmetry, we construct the D
pi scattering amplitude satisfying the chiral low-energy theorem, in which the
D_0 meson appears as an s-wave resonance. We show that the properties of the
D_0 meson... | [
{
"created": "Mon, 1 Apr 2019 06:50:27 GMT",
"version": "v1"
}
] | 2019-06-19 | [
[
"Sugiura",
"Takumi",
""
],
[
"Hyodo",
"Tetsuo",
""
]
] | We study the nature of the scalar D_0 meson from the viewpoint of chiral symmetry. With the linear representation of chiral symmetry, we construct the D pi scattering amplitude satisfying the chiral low-energy theorem, in which the D_0 meson appears as an s-wave resonance. We show that the properties of the D_0 meson c... |
1904.04405 | Anatoly Kotikov Vassilievich | L.P. Kaptari, A.V. Kotikov, N.Yu. Chernikova, Pengming Zhang | Extracting the longitudinal structure function FL(x,Q2) at small x from
a Froissart-bounded parametrization of F2(x,Q2) | 30 pages, 4 figures | Phys. Rev. D 99, 096019 (2019) | 10.1103/PhysRevD.99.096019 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a method to extract, in the leading and next-to-leading order
approximations, the longitudinal deep-inelastic scattering structure function
FL(x,Q2) from the experimental data by relying on a Froissart-bounded
parametrization of the transversal structure function F2(x,Q2) and, partially,
on the Dokshitzer-... | [
{
"created": "Tue, 9 Apr 2019 00:42:54 GMT",
"version": "v1"
},
{
"created": "Thu, 23 May 2019 09:28:13 GMT",
"version": "v2"
}
] | 2019-05-29 | [
[
"Kaptari",
"L. P.",
""
],
[
"Kotikov",
"A. V.",
""
],
[
"Chernikova",
"N. Yu.",
""
],
[
"Zhang",
"Pengming",
""
]
] | We present a method to extract, in the leading and next-to-leading order approximations, the longitudinal deep-inelastic scattering structure function FL(x,Q2) from the experimental data by relying on a Froissart-bounded parametrization of the transversal structure function F2(x,Q2) and, partially, on the Dokshitzer-Gr... |
hep-ph/9511297 | null | J.A. Coarasa, A. M\'endez and J. Sol\`a | Higgs triplet effects in purely leptonic processes | 14 pages, LaTeX, Three figures included using uufiles. A postscript
version is available at ftp://ftp.ifae.es/preprint/ft/uabft378.ps | Phys.Lett.B374:131-137,1996 | 10.1016/0370-2693(96)00154-2 | UAB-FT-378 | hep-ph | null | We consider the effect of complex Higgs triplets on purely leptonic processes
and survey the experimental constraints on the mass and couplings of their
single and double charge members. Present day experiments tolerate values of
the Yukawa couplings of these scalars at the level of the standard electroweak
gauge cou... | [
{
"created": "Sat, 11 Nov 1995 15:47:33 GMT",
"version": "v1"
}
] | 2010-01-28 | [
[
"Coarasa",
"J. A.",
""
],
[
"Méndez",
"A.",
""
],
[
"Solà",
"J.",
""
]
] | We consider the effect of complex Higgs triplets on purely leptonic processes and survey the experimental constraints on the mass and couplings of their single and double charge members. Present day experiments tolerate values of the Yukawa couplings of these scalars at the level of the standard electroweak gauge coupl... |
hep-ph/9709258 | Uma Mahanta | Uma Mahanta | Effect of Tev scale new physics on the cross-section for the process e^+
e^- --> h \gamma | Plain Tex, No figure, 8 pages | Phys.Lett.B425:337-340,1998 | 10.1016/S0370-2693(98)00096-3 | MRI-PHY/970804 | hep-ph | null | Tev scale new heavy physics could significantly affect the cross-section for
the rare process $e^+e^-\to H\gm $ through non-renormalizable operators
involving the light SM fields. In this article we show that for $\sqs =500$ Gev
and $\lam =1$ Tev some of these operators, which are only weakly constrained by
the lates... | [
{
"created": "Fri, 5 Sep 1997 12:38:48 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Mahanta",
"Uma",
""
]
] | Tev scale new heavy physics could significantly affect the cross-section for the rare process $e^+e^-\to H\gm $ through non-renormalizable operators involving the light SM fields. In this article we show that for $\sqs =500$ Gev and $\lam =1$ Tev some of these operators, which are only weakly constrained by the latest ... |
hep-ph/0112103 | Thomas Schwetz | M. Maltoni, T. Schwetz, J.W.F. Valle | Status of four-neutrino mass schemes: a global and unified approach to
current neutrino oscillation data | 32 pages, 8 Figures included, REVTeX4.Improved discussion in sec. XI,
references added, version accepted by Phys. Rev. D | Phys.Rev.D65:093004,2002 | 10.1103/PhysRevD.65.093004 | IFIC/01-67 | hep-ph hep-ex | null | We present a unified global analysis of neutrino oscillation data within the
framework of the four-neutrino mass schemes (3+1) and (2+2). We include all
data from solar and atmospheric neutrino experiments, as well as information
from short-baseline experiments including LSND. If we combine only solar and
atmospheric... | [
{
"created": "Thu, 6 Dec 2001 20:38:14 GMT",
"version": "v1"
},
{
"created": "Tue, 18 Dec 2001 15:49:48 GMT",
"version": "v2"
},
{
"created": "Tue, 19 Feb 2002 10:29:53 GMT",
"version": "v3"
}
] | 2009-09-17 | [
[
"Maltoni",
"M.",
""
],
[
"Schwetz",
"T.",
""
],
[
"Valle",
"J. W. F.",
""
]
] | We present a unified global analysis of neutrino oscillation data within the framework of the four-neutrino mass schemes (3+1) and (2+2). We include all data from solar and atmospheric neutrino experiments, as well as information from short-baseline experiments including LSND. If we combine only solar and atmospheric n... |
hep-ph/0006299 | U. Meissner | Nadia Fettes, Ulf-G. Mei{\ss}ner | Pion-nucleon scattering in an effective chiral field theory with
explicit spin-3/2 fields | 44 pp, LaTeX2e, uses epsf, 6 figs | Nucl.Phys. A679 (2001) 629-670 | 10.1016/S0375-9474(00)00368-7 | null | hep-ph nucl-th | null | We analyze elastic-pion nucleon scattering to third order in the so-called
small scale expansion. It is based on an effective Lagrangian including pions,
nucleons and deltas as active degrees of freedom and counting external momenta,
the pion mass and the nucleon-delta mass splitting as small parameters. The
fermion ... | [
{
"created": "Tue, 27 Jun 2000 08:15:49 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Fettes",
"Nadia",
""
],
[
"Meißner",
"Ulf-G.",
""
]
] | We analyze elastic-pion nucleon scattering to third order in the so-called small scale expansion. It is based on an effective Lagrangian including pions, nucleons and deltas as active degrees of freedom and counting external momenta, the pion mass and the nucleon-delta mass splitting as small parameters. The fermion fi... |
hep-ph/0302140 | Anna Stasto | A.D. Martin, M.G. Ryskin, A.M. Stasto | Prompt neutrinos from atmospheric c-cbar and b-bbar production and the
gluon at very small x | 31 pages, 11 figures. To appear in the special issue of Acta Physica
Polonica to celebrate the 65th Birthday of Professor Jan Kwiecinski. Expanded
discussion on the fragmentation functions. Plots with the neutrino fluxes
changed | Acta Phys.Polon.B34:3273-3304,2003 | 10.1016/S0370-2693(03)00656-7 | IPPP/03/05, DCPT/03/10, DESY 02-227 | hep-ph astro-ph | null | We improve the accuracy of the extrapolation of the gluon distribution of the
proton to very small x, and show that the charm production cross section,
needed to calculate the cosmic ray-induced `atmospheric' flux of ultrahigh
energy prompt muon and tau neutrinos, may be predicted within perturbative QCD
to within ab... | [
{
"created": "Mon, 17 Feb 2003 13:31:08 GMT",
"version": "v1"
},
{
"created": "Thu, 15 May 2003 10:21:16 GMT",
"version": "v2"
}
] | 2011-03-23 | [
[
"Martin",
"A. D.",
""
],
[
"Ryskin",
"M. G.",
""
],
[
"Stasto",
"A. M.",
""
]
] | We improve the accuracy of the extrapolation of the gluon distribution of the proton to very small x, and show that the charm production cross section, needed to calculate the cosmic ray-induced `atmospheric' flux of ultrahigh energy prompt muon and tau neutrinos, may be predicted within perturbative QCD to within abou... |
hep-ph/9609244 | Jiri Hoogland | Jiri Hoogland, Ronald Kleiss | Discrepancy-based error estimates for Quasi-Monte Carlo. III: Error
distributions and central limits | 15 pages | Comput.Phys.Commun. 101 (1997) 21-30 | 10.1016/S0010-4655(96)00154-3 | NIKHEF 96-020,THEF-NYM-96.03 | hep-ph | null | In Quasi-Monte Carlo integration, the integration error is believed to be
generally smaller than in classical Monte Carlo with the same number of
integration points. Using an appropriate definition of an ensemble of
quasi-randompoint sets, we derive various results on the probability
distribution of the integration e... | [
{
"created": "Wed, 4 Sep 1996 15:25:52 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Hoogland",
"Jiri",
""
],
[
"Kleiss",
"Ronald",
""
]
] | In Quasi-Monte Carlo integration, the integration error is believed to be generally smaller than in classical Monte Carlo with the same number of integration points. Using an appropriate definition of an ensemble of quasi-randompoint sets, we derive various results on the probability distribution of the integration err... |
2308.14857 | Christopher Cocuzza | C. Cocuzza, A. Metz, D. Pitonyak, A. Prokudin, N. Sato, R. Seidl | First simultaneous global QCD analysis of dihadron fragmentation
functions and transversity parton distribution functions | 34 pages, 24 figures | null | 10.1103/PhysRevD.109.034024 | null | hep-ph hep-ex hep-lat nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We perform a comprehensive study within quantum chromodynamics (QCD) of
dihadron observables in electron-positron annihilation, semi-inclusive
deep-inelastic scattering, and proton-proton collisions, including recent cross
section data from Belle and azimuthal asymmetries from STAR. We extract
simultaneously for the ... | [
{
"created": "Mon, 28 Aug 2023 19:19:25 GMT",
"version": "v1"
},
{
"created": "Tue, 27 Feb 2024 20:58:21 GMT",
"version": "v2"
}
] | 2024-03-01 | [
[
"Cocuzza",
"C.",
""
],
[
"Metz",
"A.",
""
],
[
"Pitonyak",
"D.",
""
],
[
"Prokudin",
"A.",
""
],
[
"Sato",
"N.",
""
],
[
"Seidl",
"R.",
""
]
] | We perform a comprehensive study within quantum chromodynamics (QCD) of dihadron observables in electron-positron annihilation, semi-inclusive deep-inelastic scattering, and proton-proton collisions, including recent cross section data from Belle and azimuthal asymmetries from STAR. We extract simultaneously for the fi... |
hep-ph/9911462 | Hitoshi Murayama | Alain J. Brizard, Hitoshi Murayama, Jonathan S. Wurtele (UC Berkeley,
LBNL) | Magnetic Field Generation from Self-Consistent Collective
Neutrino-Plasma Interactions | 23 pages | Phys.Rev.E61:4410-4421,2000 | 10.1103/PhysRevE.61.4410 | LBNL-45042, UCB-PTH-99/39 | hep-ph | null | A new Lagrangian formalism for self-consistent collective neutrino-plasma
interactions is presented in which each neutrino species is described as a
classical ideal fluid. The neutrino-plasma fluid equations are derived from a
covariant relativistic variational principle in which finite-temperature
effects are retain... | [
{
"created": "Wed, 24 Nov 1999 01:06:33 GMT",
"version": "v1"
}
] | 2009-09-29 | [
[
"Brizard",
"Alain J.",
"",
"UC Berkeley,\n LBNL"
],
[
"Murayama",
"Hitoshi",
"",
"UC Berkeley,\n LBNL"
],
[
"Wurtele",
"Jonathan S.",
"",
"UC Berkeley,\n LBNL"
]
] | A new Lagrangian formalism for self-consistent collective neutrino-plasma interactions is presented in which each neutrino species is described as a classical ideal fluid. The neutrino-plasma fluid equations are derived from a covariant relativistic variational principle in which finite-temperature effects are retained... |
0907.1262 | David G. Cerdeno | F. Bazzocchi, D.G. Cerdeno, C. Munoz, J.W.F. Valle | Calculable inverse-seesaw neutrino masses in supersymmetry | LaTeX, 5 pages, 4 figures. Comments and references added. Final
version to appear in PRD | Phys.Rev.D81:051701,2010 | 10.1103/PhysRevD.81.051701 | FTUAM 09/16, IFT-UAM/CSIC-09-30, IFIC/09-20 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We provide a scenario where naturally small and calculable neutrino masses
arise from a supersymmetry breaking renormalization-group-induced vacuum
expectation value. We adopt a minimal supergravity scenario without ad hoc
supersymmetric mass parameters. The lightest supersymmetric particle can be an
isosinglet scala... | [
{
"created": "Tue, 7 Jul 2009 17:08:44 GMT",
"version": "v1"
},
{
"created": "Sun, 28 Feb 2010 16:52:17 GMT",
"version": "v2"
}
] | 2010-04-06 | [
[
"Bazzocchi",
"F.",
""
],
[
"Cerdeno",
"D. G.",
""
],
[
"Munoz",
"C.",
""
],
[
"Valle",
"J. W. F.",
""
]
] | We provide a scenario where naturally small and calculable neutrino masses arise from a supersymmetry breaking renormalization-group-induced vacuum expectation value. We adopt a minimal supergravity scenario without ad hoc supersymmetric mass parameters. The lightest supersymmetric particle can be an isosinglet scalar ... |
hep-ph/9805453 | Wu Ning | Ning Wu | General Gauge Field Theory | 15 pages, No figure, the expansion paper of hep-ph/9802236 | null | null | null | hep-ph | null | In this paper, we will construct a gauge field model, in which the masses of
gauge fields are non-zero and the local gauge symmetry is strictly preserved. A
SU(N) gauge field model is discussed in details in this paper. In the limit
$\alpha \longrightarrow 0$ or $\alpha \longrightarrow \infty$, the gauge field
model ... | [
{
"created": "Tue, 26 May 1998 03:31:48 GMT",
"version": "v1"
},
{
"created": "Wed, 3 Jun 1998 02:24:19 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Wu",
"Ning",
""
]
] | In this paper, we will construct a gauge field model, in which the masses of gauge fields are non-zero and the local gauge symmetry is strictly preserved. A SU(N) gauge field model is discussed in details in this paper. In the limit $\alpha \longrightarrow 0$ or $\alpha \longrightarrow \infty$, the gauge field model di... |
1912.01646 | Matthias Steinhauser | Joshua Davies, Florian Herren, Go Mishima, Matthias Steinhauser | NNLO real corrections to $gg\to HH$ in the large-$m_t$ limit | 9 pages, contribution to the 14th International Symposium on
Radiative Corrections (RADCOR2019), 9-13 September 2019, Palais des Papes,
Avignon, France | null | null | TTP19-042, P3H-19-048 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this contribution we consider NNLO real radiation corrections to the total
cross section for Higgs boson pair production in gluon fusion. Special emphasis
is put on the cross check of the asymptotic expansion in the inverse top quark
mass.
| [
{
"created": "Tue, 3 Dec 2019 19:37:13 GMT",
"version": "v1"
}
] | 2019-12-05 | [
[
"Davies",
"Joshua",
""
],
[
"Herren",
"Florian",
""
],
[
"Mishima",
"Go",
""
],
[
"Steinhauser",
"Matthias",
""
]
] | In this contribution we consider NNLO real radiation corrections to the total cross section for Higgs boson pair production in gluon fusion. Special emphasis is put on the cross check of the asymptotic expansion in the inverse top quark mass. |
hep-ph/0403106 | Shusaku Noda | Yutaka Hosotani, Shusaku Noda and Kazunori Takenaga | Dynamical Gauge Symmetry Breaking and Mass Generation on the Orbifold
T^2/Z_2 | 36 pages, 4 figures, final version to appear in PRD | Phys.Rev. D69 (2004) 125014 | 10.1103/PhysRevD.69.125014 | OU-HET 469 | hep-ph hep-th | null | Dynamical gauge symmetry breaking on the orbifold $T^2/Z_2$ is shown to occur
through quantum dynamics of Wilson line phases. Different sets of boundary
conditions on $T^2/Z_2$ can be related to each other by Wilson line phases,
forming equivalence classes. The effective potential for Wilson line phases is
evaluated ... | [
{
"created": "Wed, 10 Mar 2004 05:53:55 GMT",
"version": "v1"
},
{
"created": "Mon, 28 Jun 2004 09:24:33 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Hosotani",
"Yutaka",
""
],
[
"Noda",
"Shusaku",
""
],
[
"Takenaga",
"Kazunori",
""
]
] | Dynamical gauge symmetry breaking on the orbifold $T^2/Z_2$ is shown to occur through quantum dynamics of Wilson line phases. Different sets of boundary conditions on $T^2/Z_2$ can be related to each other by Wilson line phases, forming equivalence classes. The effective potential for Wilson line phases is evaluated at... |
hep-ph/0303193 | Masayasu Harada | Masayasu Harada (Nagoya Univ.), Masaharu Tanabashi (Tohoku Univ.),
Koichi Yamawaki (Nagoya Univ.) | pi+ pi0 Mass Difference in the Hidden Local Symmetry: A Dynamical Origin
of Little Higgs | 4 pages | Phys.Lett. B568 (2003) 103-108 | 10.1016/j.physletb.2003.06.048 | DPNU-03-05, TU-685 | hep-ph | null | We calculate pi+ pi0 mass difference $\Delta m_\pi^2 \equiv m_{\pi^+}^2
-m_{\pi^0}^2$ in the Hidden Local Symmetry (HLS) model, based on the Wilsonian
matching and Wilsonian renormalization-group equations. Even without a1 meson
the result agrees well with the experiment in sharp contrast to the
conventional approach... | [
{
"created": "Sun, 23 Mar 2003 13:24:00 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Harada",
"Masayasu",
"",
"Nagoya Univ."
],
[
"Tanabashi",
"Masaharu",
"",
"Tohoku Univ."
],
[
"Yamawaki",
"Koichi",
"",
"Nagoya Univ."
]
] | We calculate pi+ pi0 mass difference $\Delta m_\pi^2 \equiv m_{\pi^+}^2 -m_{\pi^0}^2$ in the Hidden Local Symmetry (HLS) model, based on the Wilsonian matching and Wilsonian renormalization-group equations. Even without a1 meson the result agrees well with the experiment in sharp contrast to the conventional approach w... |
hep-ph/9303235 | Kurt Langfeld | K. Langfeld, L.v. Smekal, H. Reinhardt | The Non-Trivial Phase of $\PHI ^4$-Theory in a Renormalisation Group
Invariant Approach | 11 LaTex pages (2 figures available on request), UNITUE-THEP-2-1993 | Phys.Lett. B308 (1993) 279-285 | 10.1016/0370-2693(93)91285-U | null | hep-ph | null | Massless $\phi^{4}$-theory is investigated in zero and four space-time
dimensions. Path-integral linearisation of the $\phi ^{4}$-interaction defines
an effective theory, which is investigated in a loop-expansion around the mean
field. In zero dimensions this expansion converges rapidly to the exact
potential obtaine... | [
{
"created": "Tue, 9 Mar 1993 16:11:42 GMT",
"version": "v1"
}
] | 2009-10-22 | [
[
"Langfeld",
"K.",
""
],
[
"Smekal",
"L. v.",
""
],
[
"Reinhardt",
"H.",
""
]
] | Massless $\phi^{4}$-theory is investigated in zero and four space-time dimensions. Path-integral linearisation of the $\phi ^{4}$-interaction defines an effective theory, which is investigated in a loop-expansion around the mean field. In zero dimensions this expansion converges rapidly to the exact potential obtained ... |
hep-ph/0002203 | Jordi Vidal-Perona | Gabriel A. Gonzalez-Sprinberg, Arcadi Santamaria and Jordi Vidal | Model independent bounds on the tau lepton electromagnetic and weak
magnetic moments | 19 pages, 2 figures, elsart.sty. Revised version with new data.
Accepted for publication in Nucl. Phys. B | Nucl.Phys.B582:3-18,2000 | 10.1016/S0550-3213(00)00275-3 | FTUV-00-0218, IFIC/00-17 | hep-ph | null | Using LEP1, SLD and LEP2 data, for tau lepton production, and data from CDF,
D0 and LEP2, for W decays into tau leptons, we set model independent limits on
non-standard electromagnetic and weak magnetic moments of the tau lepton. The
most general effective Lagrangian giving rise to tau moments is used without
further... | [
{
"created": "Fri, 18 Feb 2000 17:54:37 GMT",
"version": "v1"
},
{
"created": "Tue, 16 May 2000 16:15:48 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Gonzalez-Sprinberg",
"Gabriel A.",
""
],
[
"Santamaria",
"Arcadi",
""
],
[
"Vidal",
"Jordi",
""
]
] | Using LEP1, SLD and LEP2 data, for tau lepton production, and data from CDF, D0 and LEP2, for W decays into tau leptons, we set model independent limits on non-standard electromagnetic and weak magnetic moments of the tau lepton. The most general effective Lagrangian giving rise to tau moments is used without further a... |
hep-ph/0402180 | Pietro Faccioli | M. Cristoforetti, P. Faccioli, E.V. Shuryak and M. Traini | Instantons, diquarks and non-leptonic weak decays of hyperons | Final version to appear on PRD | Phys.Rev. D70 (2004) 054016 | 10.1103/PhysRevD.70.054016 | null | hep-ph | null | This work is devoted to the study of the non-perturbative contributions in
non-leptonic hyperon decays. We show that the instanton-induced 't Hooft
interaction can naturally explain the Delta I=1/2 rule, by generating
quark-diquark clustering inside octet baryons. We compute P-wave and S-wave
amplitudes in the Instan... | [
{
"created": "Wed, 18 Feb 2004 10:04:56 GMT",
"version": "v1"
},
{
"created": "Mon, 2 Aug 2004 09:38:00 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Cristoforetti",
"M.",
""
],
[
"Faccioli",
"P.",
""
],
[
"Shuryak",
"E. V.",
""
],
[
"Traini",
"M.",
""
]
] | This work is devoted to the study of the non-perturbative contributions in non-leptonic hyperon decays. We show that the instanton-induced 't Hooft interaction can naturally explain the Delta I=1/2 rule, by generating quark-diquark clustering inside octet baryons. We compute P-wave and S-wave amplitudes in the Instanto... |
2004.00364 | Tetiana Obikhod Victorovna | T.V. Obikhod, I.A. Petrenko | Investigations of electroweak symmetry breaking mechanism for Higgs
boson decays into four fermions | 4 pages, 2 figures | ISSN 1562-6016. PROBLEMS OF ATOMIC SCIENCE AND TECHNOLOGY, 2020,
N5(129). Series: Nuclear Physics Investigations (74), p.8-12 | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Models with extended Higgs boson sectors are of prime importance for
investigating the mechanism of electroweak symmetry breaking for Higgs decays
into four fermions and for Higgs-production in association with a vector
bosons. In the framework of the Two-Higgs-Doublet Model using two scenarios
obtained from the expe... | [
{
"created": "Fri, 27 Mar 2020 10:18:52 GMT",
"version": "v1"
}
] | 2020-11-17 | [
[
"Obikhod",
"T. V.",
""
],
[
"Petrenko",
"I. A.",
""
]
] | Models with extended Higgs boson sectors are of prime importance for investigating the mechanism of electroweak symmetry breaking for Higgs decays into four fermions and for Higgs-production in association with a vector bosons. In the framework of the Two-Higgs-Doublet Model using two scenarios obtained from the experi... |
hep-ph/9512219 | PostDoc Its | N.G. Deshpande and Xiao-Gang He | CP Asymmetry In Neutral $B$ System At Symmetric Colliders | 10 pages, Revtex; Accepted for publicatin in Phys. Rev. Lett | Phys.Rev.Lett. 76 (1996) 360-363 | 10.1103/PhysRevLett.76.360 | OITS-585 | hep-ph | null | Contrary to the conventional belief, time integrated asymmetry are measurable
in selected final states in the neutral $B$ system at symmetric $e^+e^-$
colliders. They occur due to the interplay of weak and strong phases of two
different amplitudes in addition to the $B^0 - \bar B^0$ mixing. Observation of
these asymm... | [
{
"created": "Sun, 3 Dec 1995 21:36:53 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Deshpande",
"N. G.",
""
],
[
"He",
"Xiao-Gang",
""
]
] | Contrary to the conventional belief, time integrated asymmetry are measurable in selected final states in the neutral $B$ system at symmetric $e^+e^-$ colliders. They occur due to the interplay of weak and strong phases of two different amplitudes in addition to the $B^0 - \bar B^0$ mixing. Observation of these asymmet... |
hep-ph/9809483 | Maxim Polyakov | M.V. Polyakov | Hard exclusive electroproduction of two pions and their resonances | 30 pages, one figure. Discussion of crossing relations between meson
distribution amplitudes and quark densities is added | Nucl.Phys.B555:231,1999 | 10.1016/S0550-3213(99)00314-4 | RUB-TPII-14/98 | hep-ph | null | We study the hard exclusive production of two pions in the virtual photon
fragmentation region with various invariant masses including the resonance
region. The amplitude is expressed in terms of two-pion light cone distribution
amplitudes ($2\pi$DA's). We derive dispersion relations for these amplitudes,
which enabl... | [
{
"created": "Tue, 22 Sep 1998 17:50:16 GMT",
"version": "v1"
},
{
"created": "Sat, 20 Mar 1999 17:58:13 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Polyakov",
"M. V.",
""
]
] | We study the hard exclusive production of two pions in the virtual photon fragmentation region with various invariant masses including the resonance region. The amplitude is expressed in terms of two-pion light cone distribution amplitudes ($2\pi$DA's). We derive dispersion relations for these amplitudes, which enables... |
hep-ph/0703160 | Ayres Freitas | A. Freitas, P. Skands, M. Spira, P. M. Zerwas | Examining the Identity of Yukawa with Gauge Couplings in Supersymmetric
QCD at LHC | 16 pp; v2: branching ratios and event rates adjusted, due to an error
in the implementation of the SUSY Les Houches Accord in Pythia (corrected
meanwhile), conclusions unchanged | JHEP0707:025,2007 | 10.1088/1126-6708/2007/07/025 | DESY 07-035; FERMILAB-Pub-07/035-T; PSI-PR-07-01; ZU-TH 07/07 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The identity of the quark-squark-gluino Yukawa coupling with the
corresponding quark-quark-gluon QCD coupling in supersymmetric theories can be
examined experimentally at the Large Hadron Collider (LHC). Extending earlier
investigations of like-sign di-lepton final states, we include jets in the
analysis of the minim... | [
{
"created": "Thu, 15 Mar 2007 10:59:38 GMT",
"version": "v1"
},
{
"created": "Thu, 20 Nov 2008 15:59:58 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Freitas",
"A.",
""
],
[
"Skands",
"P.",
""
],
[
"Spira",
"M.",
""
],
[
"Zerwas",
"P. M.",
""
]
] | The identity of the quark-squark-gluino Yukawa coupling with the corresponding quark-quark-gluon QCD coupling in supersymmetric theories can be examined experimentally at the Large Hadron Collider (LHC). Extending earlier investigations of like-sign di-lepton final states, we include jets in the analysis of the minimal... |
1301.7692 | Mariana Frank | Mariana Frank, Nima Pourtolami and Manuel Toharia, (Concordia
University) | Higgs Bosons in Warped Space, from the Bulk to the Brane | 29 pages, 5 figures | Phys. Rev. D 87, 096003 (2013) | 10.1103/PhysRevD.87.096003 | CUMQ/HEP 171 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the context of warped extra-dimensional models with all fields propagating
in the bulk, we address the phenomenology of a bulk scalar Higgs boson, and
calculate its production cross section at the LHC as well as its tree-level
effects on mediating flavor changing neutral currents. We perform the
calculations based... | [
{
"created": "Thu, 31 Jan 2013 17:21:54 GMT",
"version": "v1"
}
] | 2015-01-09 | [
[
"Frank",
"Mariana",
""
],
[
"Pourtolami",
"Nima",
""
],
[
"Toharia",
"Manuel",
""
]
] | In the context of warped extra-dimensional models with all fields propagating in the bulk, we address the phenomenology of a bulk scalar Higgs boson, and calculate its production cross section at the LHC as well as its tree-level effects on mediating flavor changing neutral currents. We perform the calculations based o... |
hep-ph/9903214 | Asesh Krishna Datta | Aseshkrishna Datta, Monoranjan Guchait, Kyoung Keun Jeong | Stop Squark Search at Tevatron in the Light Slepton Scenario | 20 pages, LaTeX, including 3 postscript figures, to appear in Int.
Journal of Mod. Physics A | Int.J.Mod.Phys. A14 (1999) 2239-2256 | 10.1142/S0217751X99001123 | YUMS-98/11 | hep-ph | null | In minimal supergravity based supersymmetry models the charged sleptons as
well as the sneutrinos may be lighter than the squarks. In such light slepton
scenario the search for lighter stop squark has been investigated in the
dilepton + missing $p_T(\missingpt)$ +jets ($\ge 1$) channel at Tevatron. In
this scenario s... | [
{
"created": "Mon, 1 Mar 1999 16:26:22 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Datta",
"Aseshkrishna",
""
],
[
"Guchait",
"Monoranjan",
""
],
[
"Jeong",
"Kyoung Keun",
""
]
] | In minimal supergravity based supersymmetry models the charged sleptons as well as the sneutrinos may be lighter than the squarks. In such light slepton scenario the search for lighter stop squark has been investigated in the dilepton + missing $p_T(\missingpt)$ +jets ($\ge 1$) channel at Tevatron. In this scenario sem... |
1308.5663 | Joachim Brod | Joachim Brod and Jure Zupan | The ultimate theoretical error on gamma from B -> D K decays | 17 pages, 4 figures | JHEP 1401 (2014) 051 | 10.1007/JHEP01(2014)051 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The angle gamma of the standard CKM unitarity triangle can be determined from
B -> D K decays with a very small irreducible theoretical error, which is only
due to second-order electroweak corrections. We study these contributions and
estimate that their impact on the gamma determination is to introduce a shift
|delt... | [
{
"created": "Mon, 26 Aug 2013 19:43:09 GMT",
"version": "v1"
}
] | 2015-06-17 | [
[
"Brod",
"Joachim",
""
],
[
"Zupan",
"Jure",
""
]
] | The angle gamma of the standard CKM unitarity triangle can be determined from B -> D K decays with a very small irreducible theoretical error, which is only due to second-order electroweak corrections. We study these contributions and estimate that their impact on the gamma determination is to introduce a shift |delta ... |
hep-ph/0607133 | S. Descotes-Genon | S. Descotes-Genon and B. Moussallam | The K^*_0(800) scalar resonance from Roy-Steiner representations of pi K
scattering | 16 pages, 8 figures. Domain of validity of a Roy-Steiner
representation corrected and enlarged, and features of the K^*_0(800) pole
discussed in more details. Conclusions unchanged | Eur.Phys.J.C48:553,2006 | 10.1140/epjc/s10052-006-0036-2 | LPT-ORSAY/06-43 | hep-ph hep-ex hep-lat | null | We discuss the existence of the light scalar meson K^*_0(800) (also called
kappa) in a rigorous way, by showing the presence of a pole in the pi K --> pi
K amplitude on the second Riemann sheet. For this purpose, we study the domain
of validity of two classes of Roy-Steiner representations in the complex energy
plane... | [
{
"created": "Wed, 12 Jul 2006 09:31:01 GMT",
"version": "v1"
},
{
"created": "Fri, 25 Aug 2006 10:29:15 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Descotes-Genon",
"S.",
""
],
[
"Moussallam",
"B.",
""
]
] | We discuss the existence of the light scalar meson K^*_0(800) (also called kappa) in a rigorous way, by showing the presence of a pole in the pi K --> pi K amplitude on the second Riemann sheet. For this purpose, we study the domain of validity of two classes of Roy-Steiner representations in the complex energy plane. ... |
hep-ph/0412364 | Yadong Yang | C.S. Kim and Ya-Dong Yang | Polarization Anomaly in $B\to \phi K^{*}$ and Probe of Tensor
Interactions | Presented at Workshop on B Physics Perspectives at Hadronic Collider,
ITP, Beijing, 22-24 November 2004 | null | null | null | hep-ph | null | The pure penguin process $B\to \phi K^*$ is one of the most important probes
of physics beyond the Standard Model. Recently BaBar and Belle have measured
the unexpectedly large transverse polarization in the decays $B\to \phi K^*$,
which may single out new physics effects beyond the Standard model. We study
the possi... | [
{
"created": "Thu, 23 Dec 2004 16:38:56 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Kim",
"C. S.",
""
],
[
"Yang",
"Ya-Dong",
""
]
] | The pure penguin process $B\to \phi K^*$ is one of the most important probes of physics beyond the Standard Model. Recently BaBar and Belle have measured the unexpectedly large transverse polarization in the decays $B\to \phi K^*$, which may single out new physics effects beyond the Standard model. We study the possibi... |
1504.00317 | Jean-Philippe Lansberg | Yu Feng, Jean-Philippe Lansberg, Jian-Xiong Wang | Energy Dependence of Direct-Quarkonium Production in pp Collisions from
Fixed-Target to LHC Energies: Complete One-Loop Analysis | 15 pages, 22 Figures, LaTeX uses svepjc3.clo, svglov3.clo,
svjour3.cls (included) | null | null | null | hep-ph hep-ex nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We compute the energy dependence of the P_T-integrated cross section of
directly produced quarkonia in pp collisions at next-to-leading order (NLO),
namely up to alpha_s^3, within nonrelativistic QCD (NRQCD). Our analysis is
based on the idea that the P_T-integrated and the P_T-differential cross
sections can be trea... | [
{
"created": "Wed, 1 Apr 2015 17:59:35 GMT",
"version": "v1"
}
] | 2015-04-21 | [
[
"Feng",
"Yu",
""
],
[
"Lansberg",
"Jean-Philippe",
""
],
[
"Wang",
"Jian-Xiong",
""
]
] | We compute the energy dependence of the P_T-integrated cross section of directly produced quarkonia in pp collisions at next-to-leading order (NLO), namely up to alpha_s^3, within nonrelativistic QCD (NRQCD). Our analysis is based on the idea that the P_T-integrated and the P_T-differential cross sections can be treate... |
2205.03768 | Xu-Chang Zheng | Xu-Chang Zheng, Xing-Gang Wu, Xi-Jie Zhan, Hua Zhou, Hong-Tai Li | Next-to-leading order QCD corrections to $Z\to \eta_Q+Q+\bar{Q}$ | 10 pages, 11 figures | Phys.Rev.D 106 (2022) 9, 094008 | 10.1103/PhysRevD.106.094008 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | It has been found that at a high luminosity $e^+ e^-$ collider, sizable
$\eta_c+c\bar{c}X$ and $\eta_b+b\bar{b}X$ events can be produced when it works
around the $Z$ peak. In this paper, we calculate the decay widths of $Z \to
\eta_c+c+\bar{c}+X$ and $Z \to \eta_b+b+\bar{b}+X$ up to next-to-leading order
(NLO) accura... | [
{
"created": "Sun, 8 May 2022 03:06:53 GMT",
"version": "v1"
},
{
"created": "Thu, 10 Nov 2022 11:58:27 GMT",
"version": "v2"
}
] | 2022-11-11 | [
[
"Zheng",
"Xu-Chang",
""
],
[
"Wu",
"Xing-Gang",
""
],
[
"Zhan",
"Xi-Jie",
""
],
[
"Zhou",
"Hua",
""
],
[
"Li",
"Hong-Tai",
""
]
] | It has been found that at a high luminosity $e^+ e^-$ collider, sizable $\eta_c+c\bar{c}X$ and $\eta_b+b\bar{b}X$ events can be produced when it works around the $Z$ peak. In this paper, we calculate the decay widths of $Z \to \eta_c+c+\bar{c}+X$ and $Z \to \eta_b+b+\bar{b}+X$ up to next-to-leading order (NLO) accuracy... |
1305.5251 | Matthew McCullough | Nathaniel Craig, Christoph Englert, and Matthew McCullough | A New Probe of Naturalness | 5 pages, 2 figures | null | 10.1103/PhysRevLett.111.121803 | IPPP/13/30, DCPT/13/60, MIT-CTP 4462, RU-NHETC-2013-12 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Any new scalar fields that perturbatively solve the hierarchy problem by
stabilizing the Higgs mass also generate new contributions to the Higgs
field-strength renormalization, irrespective of their gauge representation.
These new contributions are physical and their magnitude can be inferred from
the requirement of ... | [
{
"created": "Wed, 22 May 2013 20:00:00 GMT",
"version": "v1"
}
] | 2013-09-25 | [
[
"Craig",
"Nathaniel",
""
],
[
"Englert",
"Christoph",
""
],
[
"McCullough",
"Matthew",
""
]
] | Any new scalar fields that perturbatively solve the hierarchy problem by stabilizing the Higgs mass also generate new contributions to the Higgs field-strength renormalization, irrespective of their gauge representation. These new contributions are physical and their magnitude can be inferred from the requirement of qu... |
1110.6612 | S. Bhattacharyya | P. Guptaroy, Goutam Sau and S. Bhattacharyya | On Production of Hadrons in Proton-Proton Collisions at RHIC and LHC
Energies and an Approach | 14 pages, 3 tables, 7 figures; to appear in Journal of Modern Physics | Journal of Modern Physics, 3 (2012) 116-123 | 10.4236/jmp.2012.31016 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | From the very early days of Particle Physics, both experimental and
theoretical studies on proton-proton collisions had occupied the center-stage
of attention for very simple and obvious reasons. And this intense interest
seems now to be at peak value with the onset of the Large Hadron Collider
(LHC)-studies at TeV r... | [
{
"created": "Sun, 30 Oct 2011 14:49:45 GMT",
"version": "v1"
}
] | 2012-01-23 | [
[
"Guptaroy",
"P.",
""
],
[
"Sau",
"Goutam",
""
],
[
"Bhattacharyya",
"S.",
""
]
] | From the very early days of Particle Physics, both experimental and theoretical studies on proton-proton collisions had occupied the center-stage of attention for very simple and obvious reasons. And this intense interest seems now to be at peak value with the onset of the Large Hadron Collider (LHC)-studies at TeV ran... |
1111.3595 | Tim Ledwig | Tim Ledwig | Background field approach to electromagnetic properties of baryons | revised, Refs added | null | 10.1103/PhysRevD.85.094002 | MKPH-T-11-23 | hep-ph hep-ex hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the self-energies of particles in an external magnetic field
$B$. The dependence is generally of the type $\sqrt{P(B)}$ with $P$ a
polynomial in $B$ and the participating masses. The non-analytic point depends
on the mass and charge constellations, is unproblematic for stable particles
but constrains t... | [
{
"created": "Tue, 15 Nov 2011 17:46:35 GMT",
"version": "v1"
},
{
"created": "Tue, 13 Dec 2011 18:06:50 GMT",
"version": "v2"
}
] | 2013-05-30 | [
[
"Ledwig",
"Tim",
""
]
] | We investigate the self-energies of particles in an external magnetic field $B$. The dependence is generally of the type $\sqrt{P(B)}$ with $P$ a polynomial in $B$ and the participating masses. The non-analytic point depends on the mass and charge constellations, is unproblematic for stable particles but constrains the... |
2306.11533 | Daniele Barducci | Daniele Barducci, Marco Nardecchia, Claudio Toni | Perturbative unitarity constraints on generic vector interactions | 26 pages, 8 figures, matches published version | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study perturbative unitarity constraints on generic interactions between
fermion and vector fields, which are allowed to have generic quantum numbers
under a $\prod_i SU(N_i) \otimes U(1)$ group. We derive compact expressions for
the bounds on the couplings for the cases where the fields transform under the
trivia... | [
{
"created": "Tue, 20 Jun 2023 13:38:45 GMT",
"version": "v1"
},
{
"created": "Tue, 19 Sep 2023 12:40:45 GMT",
"version": "v2"
}
] | 2023-09-20 | [
[
"Barducci",
"Daniele",
""
],
[
"Nardecchia",
"Marco",
""
],
[
"Toni",
"Claudio",
""
]
] | We study perturbative unitarity constraints on generic interactions between fermion and vector fields, which are allowed to have generic quantum numbers under a $\prod_i SU(N_i) \otimes U(1)$ group. We derive compact expressions for the bounds on the couplings for the cases where the fields transform under the trivial,... |
2105.09923 | Patrick McCormack | Patrick Komiske, W. Patrick McCormack, Benjamin Nachman | Preserving New Physics while Simultaneously Unfolding All Observables | 12 pages, 10 figures, 1 table | null | 10.1103/PhysRevD.104.076027 | MIT-CTP 5305 | hep-ph hep-ex physics.data-an | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Direct searches for new particles at colliders have traditionally been
factorized into model proposals by theorists and model testing by
experimentalists. With the recent advent of machine learning methods that allow
for the simultaneous unfolding of all observables in a given phase space
region, there is a new oppor... | [
{
"created": "Thu, 20 May 2021 17:36:53 GMT",
"version": "v1"
},
{
"created": "Mon, 7 Jun 2021 22:40:21 GMT",
"version": "v2"
}
] | 2021-11-10 | [
[
"Komiske",
"Patrick",
""
],
[
"McCormack",
"W. Patrick",
""
],
[
"Nachman",
"Benjamin",
""
]
] | Direct searches for new particles at colliders have traditionally been factorized into model proposals by theorists and model testing by experimentalists. With the recent advent of machine learning methods that allow for the simultaneous unfolding of all observables in a given phase space region, there is a new opportu... |
hep-ph/0508259 | Stephan Narison | Stephan Narison (CNRS-Monptpellier) | The SVZ-Expansion and Beyond | 7 pages in 2-column format, 1 figure, 4 tables, Talk given at the
Workshop Understanding Confinement (Ringberg Castle, 16-21th May 2005) and at
QCD 05 International Conference (Montpellier, 4-8th July 2005) | null | null | null | hep-ph hep-ex hep-lat hep-th nucl-th | null | I discuss the standard SVZ-expansion of the QCD two-point correlators in
terms of the QCD vacuum condensates and beyond it due to a new unflavoured
1/Q^2-term (tachyonic gluon mass squared \lambda^2) which modelizes the effects
of uncalculated higher order perturbative terms. The approach is confronted
with low-energ... | [
{
"created": "Wed, 24 Aug 2005 19:04:21 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Narison",
"Stephan",
"",
"CNRS-Monptpellier"
]
] | I discuss the standard SVZ-expansion of the QCD two-point correlators in terms of the QCD vacuum condensates and beyond it due to a new unflavoured 1/Q^2-term (tachyonic gluon mass squared \lambda^2) which modelizes the effects of uncalculated higher order perturbative terms. The approach is confronted with low-energy ... |
1110.0085 | Kai Wang | Hui Luo, Ming-xing Luo, Kai Wang (Zhejiang University) | Higgs search and flavor-safe fermion mass generation | 13 pages, 3 figures | null | 10.1016/j.physletb.2012.01.039 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study a scenario of electroweak symmetry breaking where the weak gauge
boson masses arises significantly from a fermiophobic source. To minimize
flavor violation, the fermion mass generation is still due to one light doublet
scalar. One of the realizations is the Bosonic Technicolor model. In these
scenarios, the ... | [
{
"created": "Sat, 1 Oct 2011 08:38:57 GMT",
"version": "v1"
}
] | 2015-05-30 | [
[
"Luo",
"Hui",
"",
"Zhejiang University"
],
[
"Luo",
"Ming-xing",
"",
"Zhejiang University"
],
[
"Wang",
"Kai",
"",
"Zhejiang University"
]
] | We study a scenario of electroweak symmetry breaking where the weak gauge boson masses arises significantly from a fermiophobic source. To minimize flavor violation, the fermion mass generation is still due to one light doublet scalar. One of the realizations is the Bosonic Technicolor model. In these scenarios, the Yu... |
2012.06197 | Daiki Ueda | Motoi Endo, Satoshi Mishima, and Daiki Ueda | Revisiting electroweak radiative corrections to $b\to s\ell\ell$ in
SMEFT | 29 pages, 9 figures | null | 10.1007/JHEP05(2021)050 | null | hep-ph hep-ex hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We revisit electroweak radiative corrections to Standard Model Effective
Field Theory (SMEFT) operators which are relevant for the $B$-meson
semileptonic decays. The one-loop matching formulae onto the low-energy
effective field theory are provided without imposing any flavor symmetry. The
on-shell conditions are app... | [
{
"created": "Fri, 11 Dec 2020 09:09:51 GMT",
"version": "v1"
},
{
"created": "Thu, 6 May 2021 11:16:18 GMT",
"version": "v2"
}
] | 2021-05-26 | [
[
"Endo",
"Motoi",
""
],
[
"Mishima",
"Satoshi",
""
],
[
"Ueda",
"Daiki",
""
]
] | We revisit electroweak radiative corrections to Standard Model Effective Field Theory (SMEFT) operators which are relevant for the $B$-meson semileptonic decays. The one-loop matching formulae onto the low-energy effective field theory are provided without imposing any flavor symmetry. The on-shell conditions are appli... |
0905.2937 | Arjun Berera | Mar Bastero-Gil, Arjun Berera, Brendan M. Jackson, Andy Taylor | Hybrid Quintessential Inflation | 8 pages, 2 figures | Phys.Lett.B678:157-163,2009 | 10.1016/j.physletb.2009.06.025 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A model is presented in which a single scalar field is responsible for both
primordial inflation at early times and then dark energy at late times. This
field is coupled to a second scalar field which becomes unstable and starts to
oscillate after primordial inflation, thus driving a reheating phase that can
create a... | [
{
"created": "Mon, 18 May 2009 17:20:57 GMT",
"version": "v1"
}
] | 2009-09-07 | [
[
"Bastero-Gil",
"Mar",
""
],
[
"Berera",
"Arjun",
""
],
[
"Jackson",
"Brendan M.",
""
],
[
"Taylor",
"Andy",
""
]
] | A model is presented in which a single scalar field is responsible for both primordial inflation at early times and then dark energy at late times. This field is coupled to a second scalar field which becomes unstable and starts to oscillate after primordial inflation, thus driving a reheating phase that can create a h... |
1511.08222 | Matthias Steinhauser | Alexander Kurz, Tao Liu, Peter Marquard, Alexander V. Smirnov,
Vladimir A. Smirnov, Matthias Steinhauser | Higher order hadronic and leptonic contributions to the muon $g-2$ | 6 pages, talk presented at FCCP2015 - Workshop on "Flavour changing
and conserving processes," 10-12 September 2015, Anacapri, Capri Island,
Italy | null | 10.1051/epjconf/201611801033 | DESY 15-197, TTP15-038 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this contribution we discuss next-to-next-to-leading order hadronic and
four-loop QED contributions to the anomalous magnetic moment of the muon.
| [
{
"created": "Wed, 25 Nov 2015 21:00:47 GMT",
"version": "v1"
}
] | 2016-06-22 | [
[
"Kurz",
"Alexander",
""
],
[
"Liu",
"Tao",
""
],
[
"Marquard",
"Peter",
""
],
[
"Smirnov",
"Alexander V.",
""
],
[
"Smirnov",
"Vladimir A.",
""
],
[
"Steinhauser",
"Matthias",
""
]
] | In this contribution we discuss next-to-next-to-leading order hadronic and four-loop QED contributions to the anomalous magnetic moment of the muon. |
1011.4936 | Jae-hyeon Park | Jae-hyeon Park (DESY Hamburg) | Constrained potential method for false vacuum decays | 10 pages, added comparison with the original method, published
version | JCAP 1102:023,2011 | 10.1088/1475-7516/2011/02/023 | DESY 10-213 | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A procedure is reported for numerical analysis of false vacuum transition in
a model with multiple scalar fields. It is a refined version of the approach by
Konstandin and Huber. The alteration makes it possible to tackle a class of
problems that was difficult or unsolvable with the original method, i.e. those
with a... | [
{
"created": "Mon, 22 Nov 2010 20:59:45 GMT",
"version": "v1"
},
{
"created": "Fri, 17 Dec 2010 11:40:29 GMT",
"version": "v2"
},
{
"created": "Mon, 21 Feb 2011 17:23:51 GMT",
"version": "v3"
}
] | 2011-03-18 | [
[
"Park",
"Jae-hyeon",
"",
"DESY Hamburg"
]
] | A procedure is reported for numerical analysis of false vacuum transition in a model with multiple scalar fields. It is a refined version of the approach by Konstandin and Huber. The alteration makes it possible to tackle a class of problems that was difficult or unsolvable with the original method, i.e. those with a d... |
1705.05833 | Tigran Kalaydzhyan | Tigran Kalaydzhyan, Nan Yu | Extracting dark matter signatures from atomic clock stability
measurements | 13 pages, 5 figures. Version accepted for publication in Phys. Rev. D | Phys. Rev. D 96, 075007 (2017) | 10.1103/PhysRevD.96.075007 | null | hep-ph astro-ph.HE gr-qc physics.atom-ph physics.space-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We analyze possible effects of the dark matter environment on the atomic
clock stability measurements. The dark matter is assumed to exist in a form of
waves of ultralight scalar fields or in a form of topological defects
(monopoles and strings). We identify dark matter signal signatures in clock
Allan deviation plot... | [
{
"created": "Mon, 15 May 2017 22:30:16 GMT",
"version": "v1"
},
{
"created": "Wed, 20 Sep 2017 22:22:48 GMT",
"version": "v2"
}
] | 2017-10-18 | [
[
"Kalaydzhyan",
"Tigran",
""
],
[
"Yu",
"Nan",
""
]
] | We analyze possible effects of the dark matter environment on the atomic clock stability measurements. The dark matter is assumed to exist in a form of waves of ultralight scalar fields or in a form of topological defects (monopoles and strings). We identify dark matter signal signatures in clock Allan deviation plots ... |
1204.5644 | Hyun-Chul Kim | Ghil-Seok Yang and Hyun-Chul Kim | $\Theta^+$ baryon, $N^* (1685)$ resonance, and $\pi N$ sigma term in the
context of the LEPS and DIANA experiments | 10 pages. 5 figures | null | null | INHA-NTG-02/2012 | hep-ph hep-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We reexamine properties of the baryon antidecuplet $\Theta^+$ and $N^*$, and
the $\pi N$ sigma term within the framework of a chiral soliton model, focusing
on their dependence on the $\Theta^+$ mass. It turns out that the measured
value of the $N^*$ mass, $M_{N^*}=1686$ MeV, is consistent with that of the
$\Theta^+$... | [
{
"created": "Wed, 25 Apr 2012 12:54:52 GMT",
"version": "v1"
}
] | 2012-04-26 | [
[
"Yang",
"Ghil-Seok",
""
],
[
"Kim",
"Hyun-Chul",
""
]
] | We reexamine properties of the baryon antidecuplet $\Theta^+$ and $N^*$, and the $\pi N$ sigma term within the framework of a chiral soliton model, focusing on their dependence on the $\Theta^+$ mass. It turns out that the measured value of the $N^*$ mass, $M_{N^*}=1686$ MeV, is consistent with that of the $\Theta^+$ m... |
2206.02802 | Moinul Hossain Rahat | Chee Sheng Fong, Moinul Hossain Rahat, and Shaikh Saad | BBN Photodisintegration Constraints on Gravitationally Produced Vector
Bosons | 26 pages + references, 8 figures, minor changes from previous
version, matches published version in JHEP | null | 10.1007/JHEP11(2022)067 | null | hep-ph astro-ph.CO | http://creativecommons.org/licenses/by/4.0/ | Gravitational production of massive particles due to cosmic expansion can be
significant during the inflationary and reheating period of the Universe. If
the particle also has non-gravitational interactions that do not significantly
affect its production, numerous observational probes open up, including
cosmological ... | [
{
"created": "Mon, 6 Jun 2022 18:00:00 GMT",
"version": "v1"
},
{
"created": "Fri, 18 Nov 2022 11:38:35 GMT",
"version": "v2"
}
] | 2022-11-21 | [
[
"Fong",
"Chee Sheng",
""
],
[
"Rahat",
"Moinul Hossain",
""
],
[
"Saad",
"Shaikh",
""
]
] | Gravitational production of massive particles due to cosmic expansion can be significant during the inflationary and reheating period of the Universe. If the particle also has non-gravitational interactions that do not significantly affect its production, numerous observational probes open up, including cosmological pr... |
hep-ph/0206224 | Uli Jentschura | U. D. Jentschura, J. Evers, C. H. Keitel and K. Pachucki | A Problematic Set of Two-Loop Self-Energy Corrections | 12 pages, 3 figures (New J. Phys., in press, submitted 28th May) | NewJ.Phys.4:49,2002 | 10.1088/1367-2630/4/1/349 | null | hep-ph | null | We investigate a specific set of two-loop self-energy corrections involving
squared decay rates and point out that their interpretation is highly
problematic. The corrections cannot be interpreted as radiative energy shifts
in the usual sense. Some of the problematic corrections find a natural
interpretation as radia... | [
{
"created": "Sun, 23 Jun 2002 13:40:47 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Jentschura",
"U. D.",
""
],
[
"Evers",
"J.",
""
],
[
"Keitel",
"C. H.",
""
],
[
"Pachucki",
"K.",
""
]
] | We investigate a specific set of two-loop self-energy corrections involving squared decay rates and point out that their interpretation is highly problematic. The corrections cannot be interpreted as radiative energy shifts in the usual sense. Some of the problematic corrections find a natural interpretation as radiati... |
2202.03380 | Valerio Bertone Dr | V. Bertone, G. Bozzi, F. Hautmann | Perturbative hysteresis and emergent resummation scales | 4 pages + references, 6 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate hysteresis effects in the perturbative solution of
renormalisation group equations (RGEs). We present examples for the QCD running
coupling and proton's parton distribution functions (PDFs), relevant to
precision physics at the Large Hadron Collider (LHC) and future collider
experiments. We propose the... | [
{
"created": "Mon, 7 Feb 2022 17:56:00 GMT",
"version": "v1"
}
] | 2022-02-08 | [
[
"Bertone",
"V.",
""
],
[
"Bozzi",
"G.",
""
],
[
"Hautmann",
"F.",
""
]
] | We investigate hysteresis effects in the perturbative solution of renormalisation group equations (RGEs). We present examples for the QCD running coupling and proton's parton distribution functions (PDFs), relevant to precision physics at the Large Hadron Collider (LHC) and future collider experiments. We propose the u... |
1004.2326 | Wan-Il Park | Wan-Il Park | A simple model for particle physics and cosmology | 20 pages, 1 figure; added footnotes and references for section 1 and
2, a footnote replaced with a new paragraph in section 2 | JHEP 1007:085,2010 | 10.1007/JHEP07(2010)085 | KAIST-TH 2010/06 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a simple extension of the minimal supersymmetric standard model by
introducing a gauge singlet in addition to right-handed neutrinos. The model
resolves the strong CP problem by Pecci-Quinn symmetry, explains the origin of
left-handed neutrino masses as well as MSSM $\mu$-parameter. It also gives rise
to t... | [
{
"created": "Wed, 14 Apr 2010 06:55:53 GMT",
"version": "v1"
},
{
"created": "Tue, 29 Jun 2010 16:30:33 GMT",
"version": "v2"
}
] | 2010-08-02 | [
[
"Park",
"Wan-Il",
""
]
] | We propose a simple extension of the minimal supersymmetric standard model by introducing a gauge singlet in addition to right-handed neutrinos. The model resolves the strong CP problem by Pecci-Quinn symmetry, explains the origin of left-handed neutrino masses as well as MSSM $\mu$-parameter. It also gives rise to the... |
1103.6017 | Fei Wang | Fei Wang | Generalized Froggatt-Nielsen Mechanism | 4 pages, no figures | Eur.Phys.J. C71 (2011) 1803 | 10.1140/epjc/s10052-011-1803-2 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper, we propose a Generalized Froggatt-Nielsen mechanism in which
non-renormalizable operators involving a GUT group and $U(1)_H$ non-singlet
Higgs field are introduced. Thus the GUT gauge symmetry breaking and the
generation of hierarchical flavor hierarchy have a common origin in this
mechanism. In this G... | [
{
"created": "Wed, 30 Mar 2011 19:14:30 GMT",
"version": "v1"
},
{
"created": "Thu, 31 Mar 2011 01:00:53 GMT",
"version": "v2"
}
] | 2012-08-22 | [
[
"Wang",
"Fei",
""
]
] | In this paper, we propose a Generalized Froggatt-Nielsen mechanism in which non-renormalizable operators involving a GUT group and $U(1)_H$ non-singlet Higgs field are introduced. Thus the GUT gauge symmetry breaking and the generation of hierarchical flavor hierarchy have a common origin in this mechanism. In this Gen... |
1211.3121 | Bibhushan Shakya | Yuval Grossman, Bibhushan Shakya, and Yuhsin Tsai | Neutralino Oscillations at the LHC | 17 pages, 4 figures | null | 10.1103/PhysRevD.88.035026 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study a supersymmetric phenomenon that can give spectacular signals at the
LHC: oscillations of neutralinos. Such oscillations can be naturally realised
in R-symmetric models, where additional fields are introduced as Dirac mass
partners of gauginos and Higgsinos. Majorana masses for gauginos, necessarily
generate... | [
{
"created": "Tue, 13 Nov 2012 21:00:03 GMT",
"version": "v1"
}
] | 2015-06-12 | [
[
"Grossman",
"Yuval",
""
],
[
"Shakya",
"Bibhushan",
""
],
[
"Tsai",
"Yuhsin",
""
]
] | We study a supersymmetric phenomenon that can give spectacular signals at the LHC: oscillations of neutralinos. Such oscillations can be naturally realised in R-symmetric models, where additional fields are introduced as Dirac mass partners of gauginos and Higgsinos. Majorana masses for gauginos, necessarily generated ... |
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