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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
hep-ph/0508078 | Stephen Godfrey | Stephen Godfrey (Carleton University) | Properties of the Charmed P-wave Mesons | 7 pages. Some additional discussion and references | Phys.Rev.D72:054029,2005 | 10.1103/PhysRevD.72.054029 | null | hep-ph hep-ex | null | Two broad charmed mesons, the D_0^* and D_1', have recently been observed. We
examine the quark model predictions for the D_0^* and D_1' properties and
discuss experimental measurements that can shed light on them. We find that
these states are well described as the broad, j=1/2 non-strange charmed P-wave
mesons. Und... | [
{
"created": "Fri, 5 Aug 2005 18:41:21 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Aug 2005 01:58:59 GMT",
"version": "v2"
},
{
"created": "Wed, 7 Sep 2005 20:12:45 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Godfrey",
"Stephen",
"",
"Carleton University"
]
] | Two broad charmed mesons, the D_0^* and D_1', have recently been observed. We examine the quark model predictions for the D_0^* and D_1' properties and discuss experimental measurements that can shed light on them. We find that these states are well described as the broad, j=1/2 non-strange charmed P-wave mesons. Under... |
1912.02828 | Lucien Heurtier | Lucien Heurtier and Herve Partouche | Spontaneous Freeze Out of Dark Matter From an Early Thermal Phase
Transition | 14 pages, 8 figures | Phys. Rev. D 101, 043527 (2020) | 10.1103/PhysRevD.101.043527 | CPHT-RR065.112019 | hep-ph astro-ph.HE hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a new paradigm for the thermal production of dark matter in the
early universe, in which dark-matter particles acquire their mass and freeze
out spontaneously from the thermal bath after a dark phase transition takes
place. The decoupling arises because the dark-matter particles become suddenly
non-relativ... | [
{
"created": "Thu, 5 Dec 2019 19:00:02 GMT",
"version": "v1"
}
] | 2020-02-26 | [
[
"Heurtier",
"Lucien",
""
],
[
"Partouche",
"Herve",
""
]
] | We propose a new paradigm for the thermal production of dark matter in the early universe, in which dark-matter particles acquire their mass and freeze out spontaneously from the thermal bath after a dark phase transition takes place. The decoupling arises because the dark-matter particles become suddenly non-relativis... |
hep-ph/0305227 | Gilberto Tavares Velasco | M. A. Perez, G. Tavares-Velasco and J. J. Toscano | New physics effects in rare Z decays | 16 pages, 4 figures, submitted to Int. J. Mod. Phys. A | Int.J.Mod.Phys. A19 (2004) 159-178 | 10.1142/S0217751X04017100 | null | hep-ph | null | Virtual effects induced by new physics in rare Z decays are reviewed. Since
the expected sensitivity of the giga-Z linear collider is of the order of
$10^{-8}$, we emphasize the importance of any new physics effect that gives a
prediction above this limit. It is also pointed out that an improvement on the
known exper... | [
{
"created": "Tue, 20 May 2003 23:26:20 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Perez",
"M. A.",
""
],
[
"Tavares-Velasco",
"G.",
""
],
[
"Toscano",
"J. J.",
""
]
] | Virtual effects induced by new physics in rare Z decays are reviewed. Since the expected sensitivity of the giga-Z linear collider is of the order of $10^{-8}$, we emphasize the importance of any new physics effect that gives a prediction above this limit. It is also pointed out that an improvement on the known experim... |
hep-ph/0611204 | Chris White | C.D. White and R.S. Thorne | A Global Fit to Scattering Data with NLL BFKL Resummations | 52 pages, 27 figures | Phys.Rev.D75:034005,2007 | 10.1103/PhysRevD.75.034005 | NIKHEF/2006-011 | hep-ph | null | We calculate DIS-scheme splitting and coefficient functions for
electromagnetic deep inelastic scattering with small x resummations, as given
by the NLL BFKL equation with running coupling and approximate NLL resummed
impact factors. The resummations are combined with a NLO fixed order expansion,
and the improved qua... | [
{
"created": "Wed, 15 Nov 2006 14:58:10 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"White",
"C. D.",
""
],
[
"Thorne",
"R. S.",
""
]
] | We calculate DIS-scheme splitting and coefficient functions for electromagnetic deep inelastic scattering with small x resummations, as given by the NLL BFKL equation with running coupling and approximate NLL resummed impact factors. The resummations are combined with a NLO fixed order expansion, and the improved quant... |
1607.01227 | Nils Offen | Nils Offen | Light-cone sum rule approach for Baryon form factors | 8 pages,7 figures accepted for publication in "Few-Body Systems"
special issue "Nucleon Resonances" | null | 10.1007/s00601-016-1135-8 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present the state-of-the-art of the light-cone sum rule approach to Baryon
form factors. The essence of this approach is that soft Feynman contributions
are calculated in terms of small transverse distance quantities using
dispersion relations and duality. The form factors are thus expressed in terms
of nucleon wa... | [
{
"created": "Tue, 5 Jul 2016 12:50:22 GMT",
"version": "v1"
}
] | 2016-08-24 | [
[
"Offen",
"Nils",
""
]
] | We present the state-of-the-art of the light-cone sum rule approach to Baryon form factors. The essence of this approach is that soft Feynman contributions are calculated in terms of small transverse distance quantities using dispersion relations and duality. The form factors are thus expressed in terms of nucleon wave... |
1110.0821 | Hooman Davoudiasl | Hooman Davoudiasl (BNL) and Thomas G. Rizzo (SLAC) | Testing the OPERA Superluminal Neutrino Anomaly at the LHC | 7 pages, 2 figures, Latex. New material, including figures and
references, added. Conclusions unchanged | null | 10.1103/PhysRevD.84.091903 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The OPERA collaboration has reported the observation of superluminal muon
neutrinos, whose speed $v_\nu$ exceeds that of light $c$, with $(v_\nu - c)/c
\simeq 2.5 \times 10^{-5}$. In a recent work, Cohen and Glashow (CG) have
refuted this claim by noting that such neutrinos will lose energy, by
pair-emission of parti... | [
{
"created": "Tue, 4 Oct 2011 19:52:00 GMT",
"version": "v1"
},
{
"created": "Thu, 10 Nov 2011 21:16:11 GMT",
"version": "v2"
}
] | 2015-05-30 | [
[
"Davoudiasl",
"Hooman",
"",
"BNL"
],
[
"Rizzo",
"Thomas G.",
"",
"SLAC"
]
] | The OPERA collaboration has reported the observation of superluminal muon neutrinos, whose speed $v_\nu$ exceeds that of light $c$, with $(v_\nu - c)/c \simeq 2.5 \times 10^{-5}$. In a recent work, Cohen and Glashow (CG) have refuted this claim by noting that such neutrinos will lose energy, by pair-emission of particl... |
2105.06213 | Long Chen | Long Chen | Forward-backward asymmetries of the heavy quark pair production in
$e^+e^-$ collisions at $\mathcal{O}(\alpha_s^2)$ | Talk presented at the International Workshop on Future Linear
Colliders (LCWS2021), 15-18 March 2021. C21-03-15.1 | null | null | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | The talk is on a computational set-up for calculating the production of a
massive quark-antiquark pair in electron positron collisions to order
$\alpha_s^2$ in the coupling of quantum chromodynamics (QCD) at the
differential level using the antenna subtraction method. Theoretical
predictions on the production of top ... | [
{
"created": "Thu, 13 May 2021 12:07:56 GMT",
"version": "v1"
},
{
"created": "Mon, 17 May 2021 08:43:09 GMT",
"version": "v2"
}
] | 2021-05-18 | [
[
"Chen",
"Long",
""
]
] | The talk is on a computational set-up for calculating the production of a massive quark-antiquark pair in electron positron collisions to order $\alpha_s^2$ in the coupling of quantum chromodynamics (QCD) at the differential level using the antenna subtraction method. Theoretical predictions on the production of top qu... |
hep-ph/0608308 | Vajravelu Ravindran | V. Ravindran, J. Smith, W.L. van Neerven | QCD threshold corrections to di-lepton and Higgs rapidity distributions
beyond N${}^2$LO | 1+34 pages, four plots | Nucl.Phys.B767:100-129,2007 | 10.1016/j.nuclphysb.2007.01.005 | YITP-SB-06-35 | hep-ph hep-ex | null | We present threshold enhanced QCD corrections to rapidity distributions of
di-leptons in the Drell-Yan process and of Higgs particles in both gluon fusion
and bottom quark annihilation processes using Sudakov resummed cross sections.
We have used renormalisation group invariance and the mass factorisation
theorem tha... | [
{
"created": "Tue, 29 Aug 2006 16:03:56 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Ravindran",
"V.",
""
],
[
"Smith",
"J.",
""
],
[
"van Neerven",
"W. L.",
""
]
] | We present threshold enhanced QCD corrections to rapidity distributions of di-leptons in the Drell-Yan process and of Higgs particles in both gluon fusion and bottom quark annihilation processes using Sudakov resummed cross sections. We have used renormalisation group invariance and the mass factorisation theorem that ... |
1007.5198 | Hannes Basler | Hannes Basler, Michael Buballa | Role of two-flavor color superconductor pairing in a three-flavor
Nambu--Jona-Lasinio model with axial anomaly | 12 pages, 10 figures, added appendix clarifying the relation to
Ginzburg-Landau results, to appear in PRD | Phys.Rev.D82:094004,2010 | 10.1103/PhysRevD.82.094004 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The phase diagram of strongly interacting matter is studied within a
three-flavor Nambu--Jona-Lasinio model, which contains the coupling between
chiral and diquark condensates through the axial anomaly. Our results show that
it is essential to include the 2SC phase in the analysis. While this is
expected for realisti... | [
{
"created": "Thu, 29 Jul 2010 12:12:21 GMT",
"version": "v1"
},
{
"created": "Mon, 18 Oct 2010 19:41:21 GMT",
"version": "v2"
}
] | 2010-12-13 | [
[
"Basler",
"Hannes",
""
],
[
"Buballa",
"Michael",
""
]
] | The phase diagram of strongly interacting matter is studied within a three-flavor Nambu--Jona-Lasinio model, which contains the coupling between chiral and diquark condensates through the axial anomaly. Our results show that it is essential to include the 2SC phase in the analysis. While this is expected for realistic ... |
1502.05354 | Miguel G. Echevarria | Miguel G. Echevarria, Tomas Kasemets, Piet J. Mulders, Cristian Pisano | QCD evolution of (un)polarized gluon TMDPDFs and the Higgs
$q_T$-distribution | 36 pages, 9 figures. v2: typos corrected, references added,
discussion on resummation and analysis of theoretical uncertainties improved,
JHEP version. v3: gluon helicity coefficient corrected, corresponding plots
updated, typos fixed, references added. v4: typo fixed. v5: typos fixed | null | 10.1007/JHEP07(2015)158 | NIKHEF 2014-036 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We provide the proper definition of all the leading-twist (un)polarized gluon
transverse momentum dependent parton distribution functions (TMDPDFs), by
considering the Higgs boson transverse momentum distribution in hadron-hadron
collisions and deriving the factorization theorem in terms of them. We show
that the evo... | [
{
"created": "Wed, 18 Feb 2015 19:48:24 GMT",
"version": "v1"
},
{
"created": "Mon, 6 Jul 2015 11:52:34 GMT",
"version": "v2"
},
{
"created": "Thu, 16 Feb 2017 17:43:43 GMT",
"version": "v3"
},
{
"created": "Fri, 17 Feb 2017 16:58:45 GMT",
"version": "v4"
},
{
"cr... | 2017-08-10 | [
[
"Echevarria",
"Miguel G.",
""
],
[
"Kasemets",
"Tomas",
""
],
[
"Mulders",
"Piet J.",
""
],
[
"Pisano",
"Cristian",
""
]
] | We provide the proper definition of all the leading-twist (un)polarized gluon transverse momentum dependent parton distribution functions (TMDPDFs), by considering the Higgs boson transverse momentum distribution in hadron-hadron collisions and deriving the factorization theorem in terms of them. We show that the evolu... |
hep-ph/0309339 | Tomohiro Matsuda | Tomohiro Matsuda | Q ball inflation | 11 pages, latex2e, no figure, references added, final version to
appear in PRD | Phys.Rev. D68 (2003) 127302 | 10.1103/PhysRevD.68.127302 | null | hep-ph astro-ph hep-th | null | We show that inflation can occur in the core of a Q-ball.
| [
{
"created": "Tue, 30 Sep 2003 11:40:03 GMT",
"version": "v1"
},
{
"created": "Fri, 17 Oct 2003 03:58:55 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Matsuda",
"Tomohiro",
""
]
] | We show that inflation can occur in the core of a Q-ball. |
2110.11979 | Kay Sch\"onwald | Kay Sch\"onwald | $\mathcal{O}(\alpha_s^3)$ corrections to semileptonic $b \to c$ decays
in the heavy daughter approximation | 9 pages, 3 figures. Contribution to the 15th International Symposium
on Radiative Corrections (RADCOR) and the XIX Workshop on Radiative
Corrections for the LHC and Future Colliders (LoopFest) | null | null | TTP21-039, P3H-21-074 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We present our recent calculation of the third order corrections to the
semileptonic $b \to c$ and the muon decays. The calculation has been performed
in an expansion around the limit $m_c \sim m_b$, but shows decent convergence
even for $m_c=0$ from which the contribution to the muon decay can be
extracted. For the ... | [
{
"created": "Fri, 22 Oct 2021 18:00:38 GMT",
"version": "v1"
}
] | 2021-10-26 | [
[
"Schönwald",
"Kay",
""
]
] | We present our recent calculation of the third order corrections to the semileptonic $b \to c$ and the muon decays. The calculation has been performed in an expansion around the limit $m_c \sim m_b$, but shows decent convergence even for $m_c=0$ from which the contribution to the muon decay can be extracted. For the se... |
2203.11237 | Federica Devoto | Federico Buccioni, Fabrizio Caola, Herschel A. Chawdhry, Federica
Devoto, Matthias Heller, Andreas von Manteuffel, Kirill Melnikov, Raoul
R\"ontsch, Chiara Signorile-Signorile | Mixed QCD-electroweak corrections to dilepton production at the LHC in
the high invariant mass region | 30 pages, 4 figures, 2 appendices | null | 10.1007/JHEP06(2022)022 | TIF-UNIMI-2022-5, TTP22-015, P3H-22-028, OUTP-22-02P, MSUHEP-22-012 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We compute mixed QCD-electroweak corrections to the neutral-current Drell-Yan
production of a pair of massless leptons in the high invariant mass region. Our
computation is fully differential with respect to the final state particles. At
relatively low values of the dilepton invariant mass, $m_{\ell \ell} \sim 200$
G... | [
{
"created": "Mon, 21 Mar 2022 18:01:34 GMT",
"version": "v1"
}
] | 2022-06-22 | [
[
"Buccioni",
"Federico",
""
],
[
"Caola",
"Fabrizio",
""
],
[
"Chawdhry",
"Herschel A.",
""
],
[
"Devoto",
"Federica",
""
],
[
"Heller",
"Matthias",
""
],
[
"von Manteuffel",
"Andreas",
""
],
[
"Melnikov",
"Kiri... | We compute mixed QCD-electroweak corrections to the neutral-current Drell-Yan production of a pair of massless leptons in the high invariant mass region. Our computation is fully differential with respect to the final state particles. At relatively low values of the dilepton invariant mass, $m_{\ell \ell} \sim 200$ GeV... |
1907.04923 | Giulio Falcioni | Jordy de Vries, Giulio Falcioni, Franz Herzog, Ben Ruijl | Two- and three-loop anomalous dimensions of Weinberg's dimension-six
CP-odd gluonic operator | New results included: two-loop anomalous dimension in full QCD,
constraint on the Wilson coefficient with nEDM bounds. Included new section
explaining the computational method | Phys. Rev. D 102, 016010 (2020) | 10.1103/PhysRevD.102.016010 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We apply a fully automated extension of the $R^*$-operation capable of
calculating higher-loop anomalous dimensions of n-point Green's functions of
arbitrary, possibly non-renormalisable, local Quantum Field Theories. We focus
on the case of the CP-violating Weinberg operator of the Standard Model
Effective Field The... | [
{
"created": "Wed, 10 Jul 2019 21:01:12 GMT",
"version": "v1"
},
{
"created": "Thu, 16 Jul 2020 15:14:17 GMT",
"version": "v2"
}
] | 2020-07-22 | [
[
"de Vries",
"Jordy",
""
],
[
"Falcioni",
"Giulio",
""
],
[
"Herzog",
"Franz",
""
],
[
"Ruijl",
"Ben",
""
]
] | We apply a fully automated extension of the $R^*$-operation capable of calculating higher-loop anomalous dimensions of n-point Green's functions of arbitrary, possibly non-renormalisable, local Quantum Field Theories. We focus on the case of the CP-violating Weinberg operator of the Standard Model Effective Field Theor... |
1201.3017 | Nikolaos Mavromatos | Nick E. Mavromatos, Sarben Sarkar, Walter Tarantino | Condensate Structure of D-particle Induced Flavour Vacuum | 7 pages revtex, no figures | Modern Physics Letters A 28, 1350045 (2013) | 10.1142/S0217732313500454 | KCL-PH-TH/2012-03 | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It is argued that four Fermi interactions induced by non-perturbative effects
due to scattering of stringy matter from D-particles, D-instantons and more
generally bulk gauge fields in models with large extra dimensions have in
specific situations condensate structure described by flavour vacua.
| [
{
"created": "Sat, 14 Jan 2012 14:11:50 GMT",
"version": "v1"
}
] | 2013-05-13 | [
[
"Mavromatos",
"Nick E.",
""
],
[
"Sarkar",
"Sarben",
""
],
[
"Tarantino",
"Walter",
""
]
] | It is argued that four Fermi interactions induced by non-perturbative effects due to scattering of stringy matter from D-particles, D-instantons and more generally bulk gauge fields in models with large extra dimensions have in specific situations condensate structure described by flavour vacua. |
0905.2517 | Constantinos Andreopoulos | C. Andreopoulos, A. Bell, D. Bhattacharya, F. Cavanna, J. Dobson, S.
Dytman, H. Gallagher, P. Guzowski, R. Hatcher, P. Kehayias, A. Meregaglia, D.
Naples, G. Pearce, A. Rubbia, M. Whalley, T. Yang | The GENIE Neutrino Monte Carlo Generator | 36 pages, 6 figures, submitted to Nucl.Instrum.Meth.A | Nucl.Instrum.Meth.A614:87-104,2010 | 10.1016/j.nima.2009.12.009 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | GENIE is a new neutrino event generator for the experimental neutrino physics
community. The goal of the project is to develop a `canonical' neutrino
interaction physics Monte Carlo whose validity extends to all nuclear targets
and neutrino flavors from MeV to PeV energy scales. Currently, emphasis is on
the few-GeV ... | [
{
"created": "Fri, 15 May 2009 11:56:33 GMT",
"version": "v1"
},
{
"created": "Wed, 18 Nov 2009 22:50:39 GMT",
"version": "v2"
}
] | 2010-02-18 | [
[
"Andreopoulos",
"C.",
""
],
[
"Bell",
"A.",
""
],
[
"Bhattacharya",
"D.",
""
],
[
"Cavanna",
"F.",
""
],
[
"Dobson",
"J.",
""
],
[
"Dytman",
"S.",
""
],
[
"Gallagher",
"H.",
""
],
[
"Guzowski",
... | GENIE is a new neutrino event generator for the experimental neutrino physics community. The goal of the project is to develop a `canonical' neutrino interaction physics Monte Carlo whose validity extends to all nuclear targets and neutrino flavors from MeV to PeV energy scales. Currently, emphasis is on the few-GeV en... |
1512.06670 | Guohuai Zhu | Ming-xing Luo, Kai Wang, Tao Xu, Liangliang Zhang, Guohuai Zhu | Squarkonium, diquarkonium and octetonium at the LHC and their di-photon
decays | 16 pages, 1 figure, improved version to appear in Phys. Rev. D | Phys. Rev. D 93, 055042 (2016) | 10.1103/PhysRevD.93.055042 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by the recent di-photon excess by both ATLAS and CMS collaborations
at the LHC, we systematically investigate the production and di-photon decay of
onia formed by pair of all possible color exotic scalars in minimal extension.
When such scalar massive meta-stable colored and charged (MMCC) particles are
pro... | [
{
"created": "Mon, 21 Dec 2015 15:39:59 GMT",
"version": "v1"
},
{
"created": "Sun, 27 Dec 2015 14:32:24 GMT",
"version": "v2"
},
{
"created": "Mon, 21 Mar 2016 14:36:34 GMT",
"version": "v3"
}
] | 2016-03-31 | [
[
"Luo",
"Ming-xing",
""
],
[
"Wang",
"Kai",
""
],
[
"Xu",
"Tao",
""
],
[
"Zhang",
"Liangliang",
""
],
[
"Zhu",
"Guohuai",
""
]
] | Motivated by the recent di-photon excess by both ATLAS and CMS collaborations at the LHC, we systematically investigate the production and di-photon decay of onia formed by pair of all possible color exotic scalars in minimal extension. When such scalar massive meta-stable colored and charged (MMCC) particles are produ... |
1809.03213 | Dr. Rukmani Mohanta | Shivaramakrishna Singirala, Suchismita Sahoo, Rukmani Mohanta | Exploring dark matter, neutrino mass and $R_{K^{(*)},\phi}$ anomalies in
$L_{\mu}-L_{\tau}$ model | 34 pages, 15 figures, to appear in Phys. Rev. D | Phys. Rev. D 99, 035042 (2019) | 10.1103/PhysRevD.99.035042 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate Majorana dark matter in a new variant of
$U(1)_{L_{\mu}-L_{\tau}}$ gauge extension of Standard Model, where the scalar
sector is enriched with an inert doublet and a $(\bar{3},1,1/3)$ scalar
leptoquark. We compute the WIMP-nucleon cross section in leptoquark portal and
the relic density mediated by ine... | [
{
"created": "Mon, 10 Sep 2018 09:32:32 GMT",
"version": "v1"
},
{
"created": "Thu, 14 Feb 2019 11:31:10 GMT",
"version": "v2"
}
] | 2019-03-06 | [
[
"Singirala",
"Shivaramakrishna",
""
],
[
"Sahoo",
"Suchismita",
""
],
[
"Mohanta",
"Rukmani",
""
]
] | We investigate Majorana dark matter in a new variant of $U(1)_{L_{\mu}-L_{\tau}}$ gauge extension of Standard Model, where the scalar sector is enriched with an inert doublet and a $(\bar{3},1,1/3)$ scalar leptoquark. We compute the WIMP-nucleon cross section in leptoquark portal and the relic density mediated by inert... |
hep-ph/0210179 | M. Tentioukov | M. Tentyukov and J. Fleischer | A Feynman diagram analyzer DIANA: recent development | 2 pages, Latex using espcrc2.sty, 3 figures using 3 eps files.
Contribution to ACAT 2002, Moscow, Russia, June 24-28, 2002 | Nucl.Instrum.Meth. A502 (2003) 570-572 | 10.1016/S0168-9002(03)00505-9 | null | hep-ph | null | New developments concerning the extension of the Feynman diagram analyzer
DIANA are presented. We discuss new graphic facilities, application of DIANA to
processes with Majorana fermions and different approaches to automation of
momenta distribution.
| [
{
"created": "Fri, 11 Oct 2002 13:01:11 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Tentyukov",
"M.",
""
],
[
"Fleischer",
"J.",
""
]
] | New developments concerning the extension of the Feynman diagram analyzer DIANA are presented. We discuss new graphic facilities, application of DIANA to processes with Majorana fermions and different approaches to automation of momenta distribution. |
hep-ph/0304207 | Emmanuel Lipmanov | E. M. Lipmanov | Quasi-Degenerate Neutrino Masses in Terms of Mass-Squared Differences | 8 pages, PDF, no figures. Partly revised version | Phys.Lett. B567 (2003) 268-272 | 10.1016/j.physletb.2003.06.052 | null | hep-ph | null | The absolute neutrino masses are obtained in terms of the atmospheric and
solar mass-squared differences within the framework of low energy phenomenology
by suggestion of a quantitative analogy between the hierarchies of the neutrino
and charged lepton mass ratios. It points to a quasi-degenerate three neutrino
mass ... | [
{
"created": "Tue, 22 Apr 2003 19:16:10 GMT",
"version": "v1"
},
{
"created": "Mon, 22 Sep 2003 17:50:54 GMT",
"version": "v2"
},
{
"created": "Tue, 16 Mar 2004 15:54:38 GMT",
"version": "v3"
}
] | 2009-11-10 | [
[
"Lipmanov",
"E. M.",
""
]
] | The absolute neutrino masses are obtained in terms of the atmospheric and solar mass-squared differences within the framework of low energy phenomenology by suggestion of a quantitative analogy between the hierarchies of the neutrino and charged lepton mass ratios. It points to a quasi-degenerate three neutrino mass pa... |
hep-ph/9505274 | null | E. Accomando, M. Iori, M. Mattioli | H-- Events in the ZEUS detectror | 14 Pages, 8 figs., uuencoded psfile | null | null | NI-1051/11/4/95 | hep-ph | null | The supersymmetric left-right models suggest a production of doubly charged
Higgs particles. Still there is no evidence for the existence and only some
lower limits for their mass are present from the Z decay. Here we investigate
the possibility of observing the doubly electronic Higgs decay assuming a
M{H--}=50 Gev ... | [
{
"created": "Wed, 10 May 1995 15:25:29 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Accomando",
"E.",
""
],
[
"Iori",
"M.",
""
],
[
"Mattioli",
"M.",
""
]
] | The supersymmetric left-right models suggest a production of doubly charged Higgs particles. Still there is no evidence for the existence and only some lower limits for their mass are present from the Z decay. Here we investigate the possibility of observing the doubly electronic Higgs decay assuming a M{H--}=50 Gev an... |
2108.00959 | Cheuk-Yin Wong | Cheuk-Yin Wong | QED Mesons, the QED Neutron, and the Dark Matter | 4 pages, 1 figure. Talk presented at the 19th International
Conference on Strangeness in Quark Matter, Brookhaven National Laboratory,
Upton, USA, 17-22 May 2021, to be published in the EPJ Web of Conference | EPJ Web of Conferences 259, 13016 (2022) | 10.1051/epjconf/202225913016 | null | hep-ph gr-qc nucl-th | http://creativecommons.org/licenses/by/4.0/ | Schwinger's boson solution for massless fermions in QED in 1+1D has been
applied and generalized to quarks interacting in QED and QCD interactions,
leading to stable and confined open-string QED and QCD boson excitations of the
quark-QCD-QED system in 1+1D. Just as the open-string QCD excitations in 1+1D
can be the i... | [
{
"created": "Mon, 2 Aug 2021 15:02:38 GMT",
"version": "v1"
}
] | 2022-05-03 | [
[
"Wong",
"Cheuk-Yin",
""
]
] | Schwinger's boson solution for massless fermions in QED in 1+1D has been applied and generalized to quarks interacting in QED and QCD interactions, leading to stable and confined open-string QED and QCD boson excitations of the quark-QCD-QED system in 1+1D. Just as the open-string QCD excitations in 1+1D can be the ide... |
1005.2498 | Emidio Gabrielli | Emidio Gabrielli and Barbara Mele | Testing Effective Yukawa Couplings in Higgs Searches at the Tevatron and
LHC | 35 pages, 10 figures, 5 tables, Fig.[10] corrected, 1 new reference
added | Phys.Rev.D82:113014,2010; Erratum-ibid.D83:079901,2011 | 10.1103/PhysRevD.82.113014 10.1103/PhysRevD.83.079901 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We explore the possibility that, while the Higgs mechanism provides masses to
the weak-gauge bosons at the electroweak scale as in the standard model,
fermion masses are generated by an unknown mechanism at a higher energy scale.
At low energies, the standard model can then be regarded as an effective field
theory, w... | [
{
"created": "Fri, 14 May 2010 11:04:03 GMT",
"version": "v1"
},
{
"created": "Thu, 22 Jul 2010 08:38:22 GMT",
"version": "v2"
},
{
"created": "Tue, 23 Nov 2010 19:21:49 GMT",
"version": "v3"
},
{
"created": "Tue, 15 Feb 2011 10:00:54 GMT",
"version": "v4"
},
{
"c... | 2015-03-17 | [
[
"Gabrielli",
"Emidio",
""
],
[
"Mele",
"Barbara",
""
]
] | We explore the possibility that, while the Higgs mechanism provides masses to the weak-gauge bosons at the electroweak scale as in the standard model, fermion masses are generated by an unknown mechanism at a higher energy scale. At low energies, the standard model can then be regarded as an effective field theory, whe... |
1006.5594 | Daniel Ma\^itre | D. Maitre | Automation of Multi-leg One-loop virtual Amplitudes | Plenary talk given at 13th International Workshop on Advanced
Computing and Analysis Techniques in Physics Research, ACAT2010, February
22-27, 2010, Jaipur, India, 10 pages | PoS ACAT2010:008,2010 | null | IPPP/10/50 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the last few years, much progress has been made in the computation of
one-loop virtual matrix elements for processes involving many external
particles. In this contribution the methods that have enabled this recent
progress are briefly reviewed with a focus on their computing and automation
aspects.
| [
{
"created": "Tue, 29 Jun 2010 12:35:31 GMT",
"version": "v1"
}
] | 2011-04-20 | [
[
"Maitre",
"D.",
""
]
] | In the last few years, much progress has been made in the computation of one-loop virtual matrix elements for processes involving many external particles. In this contribution the methods that have enabled this recent progress are briefly reviewed with a focus on their computing and automation aspects. |
hep-ph/9707455 | John Bronzan | J. B. Bronzan (Rutgers U.) | Statistical Matrix for Electroweak Baryogenesis | 20 pages, no figures, Latex | Phys.Rev. D57 (1998) 2079-2088 | 10.1103/PhysRevD.57.2079 | Rutgers-97-65 | hep-ph | null | In electroweak baryogenesis, a domain wall between the spontaneously broken
and unbroken phases acts as a separator of baryon (or lepton) number,
generating a baryon asymmetry in the universe. If the wall is thin relative to
plasma mean free paths, one computes baryon current into the broken phase by
determining the ... | [
{
"created": "Thu, 24 Jul 1997 20:23:58 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Bronzan",
"J. B.",
"",
"Rutgers U."
]
] | In electroweak baryogenesis, a domain wall between the spontaneously broken and unbroken phases acts as a separator of baryon (or lepton) number, generating a baryon asymmetry in the universe. If the wall is thin relative to plasma mean free paths, one computes baryon current into the broken phase by determining the qu... |
1312.4791 | Martin Beneke | M. Beneke, Y. Kiyo, K. Schuller | Third-order correction to top-quark pair production near threshold I.
Effective theory set-up and matching coefficients | 68 pages | null | null | TUM-HEP-919/13, TTK-13-26. SFB-CPP-13-110 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | This is the first in a series of papers, in which we compute the third-order
QCD corrections to top-antitop production near threshold in e+ e- collisions.
The present paper provides a detailed outline of the strategy of computation in
the framework of non-relativistic effective theory and the threshold expansion,
app... | [
{
"created": "Tue, 17 Dec 2013 14:02:38 GMT",
"version": "v1"
}
] | 2013-12-18 | [
[
"Beneke",
"M.",
""
],
[
"Kiyo",
"Y.",
""
],
[
"Schuller",
"K.",
""
]
] | This is the first in a series of papers, in which we compute the third-order QCD corrections to top-antitop production near threshold in e+ e- collisions. The present paper provides a detailed outline of the strategy of computation in the framework of non-relativistic effective theory and the threshold expansion, appli... |
2103.14084 | Jihn E. Kim | Jihn E. Kim | R-parity from string compactification | 17 pages, no figure. arXiv admin note: substantial text overlap with
arXiv:2008.00367 | Phys. Rev. D 104, 016012 (2021) | 10.1103/PhysRevD.104.016012 | null | hep-ph hep-th | http://creativecommons.org/publicdomain/zero/1.0/ | The strategy for assigning $Z_{4R}$ parity in the string compactification is
presented. For the visible sector, an anti-SU(5) (flipped-SU(5)) grand
unification (GUT) model with three families is used to reduce the number of
representations compared to the number in the minimal supersymmetric standard
models (MSSMs). ... | [
{
"created": "Thu, 25 Mar 2021 19:00:04 GMT",
"version": "v1"
}
] | 2021-07-21 | [
[
"Kim",
"Jihn E.",
""
]
] | The strategy for assigning $Z_{4R}$ parity in the string compactification is presented. For the visible sector, an anti-SU(5) (flipped-SU(5)) grand unification (GUT) model with three families is used to reduce the number of representations compared to the number in the minimal supersymmetric standard models (MSSMs). Th... |
1805.00015 | Xing Wang | Tao Han, Satyanarayan Mukhopadhyay, Xing Wang | Electroweak Dark Matter at Future Hadron Colliders | 18 pages, 4 figures, 5 tables; Version published in PRD | Phys. Rev. D 98, 035026 (2018) | 10.1103/PhysRevD.98.035026 | PITT-PACC-1806 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In a large class of scenarios, dark matter (DM) particles that belong to a
multiplet of the standard model (SM) weak interactions are challenging to probe
in direct detection experiments due to loop-suppressed cross-sections. Direct
production at colliders is thus crucial to look for such DM candidates, and
under cur... | [
{
"created": "Mon, 30 Apr 2018 18:00:00 GMT",
"version": "v1"
},
{
"created": "Fri, 12 Apr 2019 17:23:59 GMT",
"version": "v2"
}
] | 2019-04-15 | [
[
"Han",
"Tao",
""
],
[
"Mukhopadhyay",
"Satyanarayan",
""
],
[
"Wang",
"Xing",
""
]
] | In a large class of scenarios, dark matter (DM) particles that belong to a multiplet of the standard model (SM) weak interactions are challenging to probe in direct detection experiments due to loop-suppressed cross-sections. Direct production at colliders is thus crucial to look for such DM candidates, and under curre... |
1209.0098 | Simon Badger | Simon Badger, Benedikt Biedermann, Peter Uwer, Valery Yundin | NLO QCD corrections to multi-jet production at the LHC with a
centre-of-mass energy of sqrt(s)=8 TeV | 10+9 pages, 20 figures, 15 tables. v2: reference added. additional
table of comparisons with known results at 7 TeV. published version | null | 10.1016/j.physletb.2012.11.029 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study three and four jet production in hadronic collisions at
next-to-leading order accuracy in massless QCD. We cross check results
previously obtained by the BlackHat collaboration for the LHC with a
centre-of-mass energy of sqrt(s)=7 TeV and present new results for the LHC
operating at 8 TeV. We find large nega... | [
{
"created": "Sat, 1 Sep 2012 14:34:04 GMT",
"version": "v1"
},
{
"created": "Mon, 4 Mar 2013 13:40:16 GMT",
"version": "v2"
}
] | 2015-06-11 | [
[
"Badger",
"Simon",
""
],
[
"Biedermann",
"Benedikt",
""
],
[
"Uwer",
"Peter",
""
],
[
"Yundin",
"Valery",
""
]
] | We study three and four jet production in hadronic collisions at next-to-leading order accuracy in massless QCD. We cross check results previously obtained by the BlackHat collaboration for the LHC with a centre-of-mass energy of sqrt(s)=7 TeV and present new results for the LHC operating at 8 TeV. We find large negati... |
0712.0609 | Ethan Neil | Thomas Appelquist, George T. Fleming and Ethan T. Neil | Lattice Study of the Conformal Window in QCD-like Theories | 4 pages, 2 figures. v2: assorted edits for style and length | Phys.Rev.Lett.100:171607,2008; Erratum-ibid.102:149902,2009 | 10.1103/PhysRevLett.100.171607 | null | hep-ph hep-lat | null | Using lattice simulations, we study the extent of the conformal window for an
$\text{SU}(3)$ gauge theory with $N_f$ Dirac fermions in the fundamental
representation. We present evidence that the infrared behavior is conformal for
$12 \leq N_f \leq 16$, governed by an infrared fixed point, while confinement
and chira... | [
{
"created": "Tue, 4 Dec 2007 20:54:52 GMT",
"version": "v1"
},
{
"created": "Mon, 5 May 2008 17:46:40 GMT",
"version": "v2"
}
] | 2009-12-15 | [
[
"Appelquist",
"Thomas",
""
],
[
"Fleming",
"George T.",
""
],
[
"Neil",
"Ethan T.",
""
]
] | Using lattice simulations, we study the extent of the conformal window for an $\text{SU}(3)$ gauge theory with $N_f$ Dirac fermions in the fundamental representation. We present evidence that the infrared behavior is conformal for $12 \leq N_f \leq 16$, governed by an infrared fixed point, while confinement and chiral ... |
1805.03417 | Saurabh D. Rindani | Saurabh D. Rindani and Balbeer Singh | Indirect measurement of triple-Higgs coupling at an electron-positron
collider with polarized beams | 13 pages, 4 figures, latex, tables changed in v2. Matches published
version | Int. J. Mod. Phys. A 35 (2020) 205011 | 10.1142/S0217751X20500116 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We examine the possibility of using single-Higgs production at an $e^+e^-$
collider with polarized beams to measure, or constrain, indirectly a possible
anomalous triple-Higgs coupling, which can contribute to the process via
one-loop diagrams. In the dominant process $e^+e^- \to ZH$, longitudinally
polarized beams c... | [
{
"created": "Wed, 9 May 2018 08:55:29 GMT",
"version": "v1"
},
{
"created": "Mon, 1 Apr 2019 06:40:33 GMT",
"version": "v2"
},
{
"created": "Thu, 23 Sep 2021 05:16:39 GMT",
"version": "v3"
}
] | 2021-09-24 | [
[
"Rindani",
"Saurabh D.",
""
],
[
"Singh",
"Balbeer",
""
]
] | We examine the possibility of using single-Higgs production at an $e^+e^-$ collider with polarized beams to measure, or constrain, indirectly a possible anomalous triple-Higgs coupling, which can contribute to the process via one-loop diagrams. In the dominant process $e^+e^- \to ZH$, longitudinally polarized beams can... |
hep-ph/9412216 | null | Xavier A. Siemens and T.W.B. Kibble | High Harmonic Configurations of Cosmic Strings: An Analysis of
Self-Intersections | 12 pages, LaTeX, 6 figures | Nucl.Phys.B438:307-319,1995 | 10.1016/0550-3213(94)00592-3 | IMPERIAL/TP/94-95/01, NI94018 | hep-ph astro-ph | null | A general formulation for describing odd-harmonic cosmic strings is developed
and used to determine the self-intersection properties of high-harmonic loops.
This is important because loop formation mechanisms produce high-harmonic
components (kinks) which can only be eliminated very slowly by gravitational
radiation,... | [
{
"created": "Fri, 2 Dec 1994 15:16:50 GMT",
"version": "v1"
},
{
"created": "Tue, 6 Dec 1994 16:22:35 GMT",
"version": "v2"
}
] | 2010-12-09 | [
[
"Siemens",
"Xavier A.",
""
],
[
"Kibble",
"T. W. B.",
""
]
] | A general formulation for describing odd-harmonic cosmic strings is developed and used to determine the self-intersection properties of high-harmonic loops. This is important because loop formation mechanisms produce high-harmonic components (kinks) which can only be eliminated very slowly by gravitational radiation, d... |
hep-ph/9504208 | Papageorgiu | E. Papageorgiu | Symmetries at ultrahigh energies and searches for neutrino oscillations | 13 pages of LATEX | Phys.Lett. B343 (1995) 263-268 | 10.1016/0370-2693(94)01395-S | LPTHE-ORSAY 93-51 | hep-ph | null | Motivated by the possibility that new (gauge) symmetries which are broken at
the grand- (string-) unification scale give rise to texture zeros in the
fermion mass matrices which are at the origin of the hierarchy of masses and
mixings we explore the effect of such zeros on the neutrino spectrum of
SUSY-GUT models. We... | [
{
"created": "Mon, 3 Apr 1995 20:24:42 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Papageorgiu",
"E.",
""
]
] | Motivated by the possibility that new (gauge) symmetries which are broken at the grand- (string-) unification scale give rise to texture zeros in the fermion mass matrices which are at the origin of the hierarchy of masses and mixings we explore the effect of such zeros on the neutrino spectrum of SUSY-GUT models. We f... |
hep-ph/0502072 | Daniel Gr\"unewald | A. Accardi, D. Grunewald, V. Muccifora, H.J. Pirner | Atomic Mass Dependence of Hadron Production in Deep Inelastic Scattering
on Nuclei | 30 pages, 10 figures, v2: minor changes (legend in figs 5 & 6 is
added), v3: additional explanations are added, v4: Version combines v3 and
the erratum hep-ph/0508036 | Nucl.Phys. A761 (2005) 67-91 | 10.1016/j.nuclphysa.2005.05.201 | null | hep-ph hep-ex nucl-ex nucl-th | null | Hadron production in lepton-nucleus deep inelastic scattering is studied in
an absorption model. In the proposed model, the early stage of hadronization in
the nuclear medium is dominated by prehadron formation and absorption,
controlled by flavor-dependent formation lengths and absorption cross sections.
Computation... | [
{
"created": "Tue, 8 Feb 2005 10:21:20 GMT",
"version": "v1"
},
{
"created": "Thu, 17 Feb 2005 10:36:44 GMT",
"version": "v2"
},
{
"created": "Wed, 1 Jun 2005 12:05:18 GMT",
"version": "v3"
},
{
"created": "Thu, 27 Oct 2005 16:12:22 GMT",
"version": "v4"
}
] | 2007-05-23 | [
[
"Accardi",
"A.",
""
],
[
"Grunewald",
"D.",
""
],
[
"Muccifora",
"V.",
""
],
[
"Pirner",
"H. J.",
""
]
] | Hadron production in lepton-nucleus deep inelastic scattering is studied in an absorption model. In the proposed model, the early stage of hadronization in the nuclear medium is dominated by prehadron formation and absorption, controlled by flavor-dependent formation lengths and absorption cross sections. Computations ... |
hep-ph/0404128 | Anders Tranberg | Bartjan van Tent, Jan Smit and Anders Tranberg | Electroweak-scale inflation, inflaton-Higgs mixing and the scalar
spectral index | 21 pages, 4 figures. v2: Two references added, matches version to be
published in JCAP | JCAP 0407 (2004) 003 | 10.1088/1475-7516/2004/07/003 | DAMTP-2004-40, ITFA-2004-15 | hep-ph astro-ph | null | We construct a phenomenological model of electroweak-scale inflation that is
in accordance with recent cosmic microwave background observations by WMAP,
while setting the stage for a zero-temperature electroweak transition as
assumed in recent models of baryogenesis. We find that the scalar spectral
index especially ... | [
{
"created": "Thu, 15 Apr 2004 15:15:48 GMT",
"version": "v1"
},
{
"created": "Tue, 13 Jul 2004 18:52:20 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"van Tent",
"Bartjan",
""
],
[
"Smit",
"Jan",
""
],
[
"Tranberg",
"Anders",
""
]
] | We construct a phenomenological model of electroweak-scale inflation that is in accordance with recent cosmic microwave background observations by WMAP, while setting the stage for a zero-temperature electroweak transition as assumed in recent models of baryogenesis. We find that the scalar spectral index especially po... |
hep-ph/0509095 | Giulia Ricciardi | Ugo Aglietti, Giulia Ricciardi, Giancarlo Ferrera | Threshold resummed spectra in B -> Xu l nu decays in NLO (II) | 16 pages, no figures | Phys.Rev.D74:034005,2006 | 10.1103/PhysRevD.74.034005 | ROME1/1409/05, DSFNA1/27/2005 | hep-ph | null | We resum to next-to-leading order the distribution in the ratio of the
invariant hadron mass mX to the total hadron energy EX and the distribution in
mX in the semileptonic decays B -> Xu l nu. By expanding our formulas, we
obtain the coefficients of all the infrared logarithms at O(alphaS^2) and of
the leading ones ... | [
{
"created": "Sat, 10 Sep 2005 10:27:19 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Aglietti",
"Ugo",
""
],
[
"Ricciardi",
"Giulia",
""
],
[
"Ferrera",
"Giancarlo",
""
]
] | We resum to next-to-leading order the distribution in the ratio of the invariant hadron mass mX to the total hadron energy EX and the distribution in mX in the semileptonic decays B -> Xu l nu. By expanding our formulas, we obtain the coefficients of all the infrared logarithms at O(alphaS^2) and of the leading ones at... |
0910.4283 | Stenzel Hasko | G. Dissertori, A. Gehrmann-De Ridder, T. Gehrmann, E.W.N. Glover, G.
Heinrich and H. Stenzel | Precise determination of the strong coupling constant at NNLO in QCD
from the three-jet rate in electron--positron annihilation at LEP | null | Phys.Rev.Lett.104:072002,2010 | 10.1103/PhysRevLett.104.072002 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present the first determination of the strong coupling constant from the
three-jet rate in e+e- annihilation at LEP, based on a next-to-next-to-leading
order (NNLO) perturbative QCD prediction. More precisely, we extract alpha_s by
fitting perturbative QCD predictions at O(alpha_s^3) to data from the ALEPH
experim... | [
{
"created": "Thu, 22 Oct 2009 10:26:35 GMT",
"version": "v1"
},
{
"created": "Wed, 10 Feb 2010 08:48:34 GMT",
"version": "v2"
}
] | 2010-04-06 | [
[
"Dissertori",
"G.",
""
],
[
"Ridder",
"A. Gehrmann-De",
""
],
[
"Gehrmann",
"T.",
""
],
[
"Glover",
"E. W. N.",
""
],
[
"Heinrich",
"G.",
""
],
[
"Stenzel",
"H.",
""
]
] | We present the first determination of the strong coupling constant from the three-jet rate in e+e- annihilation at LEP, based on a next-to-next-to-leading order (NNLO) perturbative QCD prediction. More precisely, we extract alpha_s by fitting perturbative QCD predictions at O(alpha_s^3) to data from the ALEPH experimen... |
1312.1158 | Juan M. Torres-Rincon | Cristina Manuel and Juan M. Torres-Rincon | Kinetic theory of chiral relativistic plasmas and energy density of
their gauge collective excitations | 17 pages, no figures. Version 2: 18 pages, typos corrected, new
references included and some clarifications added to the general discussion.
To be published in Phys. Rev. D journal | Phys. Rev. D 89, 096002 (2014) | 10.1103/PhysRevD.89.096002 | null | hep-ph hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We use the recently developed kinetic theory with Berry curvature to describe
the fermions and antifermions of a chiral relativistic plasma. We check that
this transport approach allows to reproduce the chiral anomaly equation of
relativistic quantum field theory at finite temperature. We also check that it
allows to... | [
{
"created": "Wed, 4 Dec 2013 13:43:13 GMT",
"version": "v1"
},
{
"created": "Thu, 1 May 2014 10:07:59 GMT",
"version": "v2"
}
] | 2014-05-14 | [
[
"Manuel",
"Cristina",
""
],
[
"Torres-Rincon",
"Juan M.",
""
]
] | We use the recently developed kinetic theory with Berry curvature to describe the fermions and antifermions of a chiral relativistic plasma. We check that this transport approach allows to reproduce the chiral anomaly equation of relativistic quantum field theory at finite temperature. We also check that it allows to d... |
1003.0127 | A. J. Buchmann | A. J. Buchmann | Excited nucleon electromagnetic form factors from broken spin-flavor
symmetry | 4 pages, Proc. of the 12 th Int'l. Workshop on the Physics of Excited
Nucleons, NSTAR 2009, Beijing, April 19-22, 2009 | Chin. Phys. C 33, 1257 (2009) | 10.1088/1674-1137/33/12/034 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A group theoretical derivation of a relation between the N --> Delta charge
quadrupole transition and neutron charge form factors is presented.
| [
{
"created": "Sat, 27 Feb 2010 20:01:20 GMT",
"version": "v1"
}
] | 2015-05-18 | [
[
"Buchmann",
"A. J.",
""
]
] | A group theoretical derivation of a relation between the N --> Delta charge quadrupole transition and neutron charge form factors is presented. |
0804.0033 | Nelson V. Cortez | J. E. Cieza Montalvo, Nelson V. Cortez and M. D. Tonasse | Doubly charged Higgs through photon photon collisions in 3-3-1 models | 6 pages, 9 figures. To be published in Physical Review D | Phys.Rev.D77:095015,2008 | 10.1103/PhysRevD.77.095015 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the production and signatures of doubly charged Higgs bosons in the
process \gamma\gamma H^{- -} H^{++} at the e^-e^+ International Linear Collider
and CERN Linear Collider, where the intermediate photons are given by the
Weizs[a\ddot]cker-Willians and laser backscattering distributions.
| [
{
"created": "Mon, 31 Mar 2008 21:39:33 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Montalvo",
"J. E. Cieza",
""
],
[
"Cortez",
"Nelson V.",
""
],
[
"Tonasse",
"M. D.",
""
]
] | We study the production and signatures of doubly charged Higgs bosons in the process \gamma\gamma H^{- -} H^{++} at the e^-e^+ International Linear Collider and CERN Linear Collider, where the intermediate photons are given by the Weizs[a\ddot]cker-Willians and laser backscattering distributions. |
0710.2619 | Vali Bashiry | V. Bashiry, S.M.Zebarjad, F. Falahati, K. Azizi | The Effects of Fourth Generation on the double Lepton Polarization in B
\rar K \ell^+ \ell^- decay | 30 pages, 27 figures | J.Phys.G35:065005,2008 | 10.1088/0954-3899/35/6/065005 | null | hep-ph | null | This study investigates the influence of the fourth generation quarks on the
double lepton polarizations in B \rar K \ell^+ \ell^- decay. Taking
|V_{t's}V_{t'b}|\sim \{0.01-0.03\} with phase about 100^\circ, which is
consistent with the b\to s\ell^+\ell^- rate and the B_s mixing parameter Delta
m_{B_s}$, we obtain th... | [
{
"created": "Sat, 13 Oct 2007 16:59:17 GMT",
"version": "v1"
},
{
"created": "Sat, 20 Oct 2007 09:27:00 GMT",
"version": "v2"
},
{
"created": "Wed, 30 Apr 2008 14:57:02 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Bashiry",
"V.",
""
],
[
"Zebarjad",
"S. M.",
""
],
[
"Falahati",
"F.",
""
],
[
"Azizi",
"K.",
""
]
] | This study investigates the influence of the fourth generation quarks on the double lepton polarizations in B \rar K \ell^+ \ell^- decay. Taking |V_{t's}V_{t'b}|\sim \{0.01-0.03\} with phase about 100^\circ, which is consistent with the b\to s\ell^+\ell^- rate and the B_s mixing parameter Delta m_{B_s}$, we obtain that... |
hep-ph/9910207 | Georgi Dvali | Gia Dvali, Gregory Gabadadze and Goran Senjanovic | Constraints on Extra Time Dimensions | 8 LaTex pages. A contribution to the Yu. A. Golfand memorial volume.
Editor M.A. Shifman. World Scientific, 1999 | null | 10.1142/9789812793850_0029 | NYU-TH/99/08/02 | hep-ph hep-th | null | We discuss phenomenology of extra time dimensions in a scenario where the
standard model particles are localized in ``our'' time, whereas gravity can
propagate in all time dimensions. For an odd number of extra times, at small
distances, the (real part of the) Newtonian potential is ``screened'' by
tachyonic Kaluza-K... | [
{
"created": "Fri, 1 Oct 1999 21:16:43 GMT",
"version": "v1"
}
] | 2016-11-23 | [
[
"Dvali",
"Gia",
""
],
[
"Gabadadze",
"Gregory",
""
],
[
"Senjanovic",
"Goran",
""
]
] | We discuss phenomenology of extra time dimensions in a scenario where the standard model particles are localized in ``our'' time, whereas gravity can propagate in all time dimensions. For an odd number of extra times, at small distances, the (real part of the) Newtonian potential is ``screened'' by tachyonic Kaluza-Kle... |
2405.05694 | Peng Zhang | Shao-Long Chen, Zhaofeng Kang, Ze-Kun Liu, Peng Zhang | Matter Asymmetries in the $Z_N$ Dark matter -companion Models | 25 pages,14 figures | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | A class of $Z_{N\geq 3}$-symmetric WIMP dark matter models that are
characterized by the semi-annihilation into the companion of dark matter has
been proposed in Ref.~\cite{Guo:2021rre}, providing a mechanism to evade the
stringent direct detection constraint. In this work, we point out that such
models naturally pro... | [
{
"created": "Thu, 9 May 2024 11:45:47 GMT",
"version": "v1"
},
{
"created": "Fri, 7 Jun 2024 02:19:30 GMT",
"version": "v2"
},
{
"created": "Wed, 24 Jul 2024 04:46:43 GMT",
"version": "v3"
}
] | 2024-07-25 | [
[
"Chen",
"Shao-Long",
""
],
[
"Kang",
"Zhaofeng",
""
],
[
"Liu",
"Ze-Kun",
""
],
[
"Zhang",
"Peng",
""
]
] | A class of $Z_{N\geq 3}$-symmetric WIMP dark matter models that are characterized by the semi-annihilation into the companion of dark matter has been proposed in Ref.~\cite{Guo:2021rre}, providing a mechanism to evade the stringent direct detection constraint. In this work, we point out that such models naturally provi... |
1208.2725 | Ahmad Mohamadnejad | Majid Modarres, Ahmad Mohamadnejad | The thermodynamic properties of weakly interacting quark gluon plasma
via the one gluon exchange interaction | 15 pages, 8 figures | null | 10.1134/S1547477113020106 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The thermodynamic properties of the quark gluon plasma($QGP$) as well as its
phase diagram are calculated as a function of baryon density (chemical
potential) and temperature. The $QGP$ is assumed to be composed of the light
quarks only, i.e. the up and the down quarks, which interact weakly and the
gluons which are ... | [
{
"created": "Mon, 13 Aug 2012 22:55:44 GMT",
"version": "v1"
}
] | 2015-06-11 | [
[
"Modarres",
"Majid",
""
],
[
"Mohamadnejad",
"Ahmad",
""
]
] | The thermodynamic properties of the quark gluon plasma($QGP$) as well as its phase diagram are calculated as a function of baryon density (chemical potential) and temperature. The $QGP$ is assumed to be composed of the light quarks only, i.e. the up and the down quarks, which interact weakly and the gluons which are tr... |
hep-ph/9411245 | V. Ravindran | Prakash Mathews and V. Ravindran | Photon Structure Functions: Target Photon Mass Effects and QCD
Corrections | 19 pages, LaTeX file (figures not included -- hard copy on request) | Int.J.Mod.Phys. A11 (1996) 2783-2805 | 10.1142/S0217751X96001358 | TIFR/TH/94-41 | hep-ph | null | We present a systematic analysis of the processes $e^+ ~e^- \rightarrow e^+
~e^- X$ to study the polarised and unpolarised photon structure functions. The
effect of target photon mass, which manifests itself as new singly polarised
structure functions is studied. The physical interpretation of these structure
functio... | [
{
"created": "Tue, 8 Nov 1994 15:43:04 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Mathews",
"Prakash",
""
],
[
"Ravindran",
"V.",
""
]
] | We present a systematic analysis of the processes $e^+ ~e^- \rightarrow e^+ ~e^- X$ to study the polarised and unpolarised photon structure functions. The effect of target photon mass, which manifests itself as new singly polarised structure functions is studied. The physical interpretation of these structure functions... |
1210.0760 | Pere Masjuan | Pere Masjuan, Enrique Ruiz Arriola, and Wojciech Broniowski | Meson dominance of hadron form factors and large-Nc phenomenology | 16 pages, 26 figures | null | 10.1103/PhysRevD.87.014005 | null | hep-ph hep-lat nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the pion and nucleon form factors and generalized form factors
within the large-Nc approach in the space-like region. We estimate their
theoretical uncertainties through the use of the half-width rule, amounting to
taking the half-width of the resonances as the deviation of their mass
parameters. The appro... | [
{
"created": "Tue, 2 Oct 2012 13:15:32 GMT",
"version": "v1"
}
] | 2013-05-30 | [
[
"Masjuan",
"Pere",
""
],
[
"Arriola",
"Enrique Ruiz",
""
],
[
"Broniowski",
"Wojciech",
""
]
] | We discuss the pion and nucleon form factors and generalized form factors within the large-Nc approach in the space-like region. We estimate their theoretical uncertainties through the use of the half-width rule, amounting to taking the half-width of the resonances as the deviation of their mass parameters. The approac... |
0709.0397 | Helen Matskevich | S. M. Gerasyuta and E. E. Matskevich | Charmed ${\bf (70,1^-)}$ baryon multiplet | 23 pages, latex | Int.J.Mod.Phys.E17:585-610,2008 | 10.1142/S0218301308010027 | null | hep-ph | null | The masses of negative parity $(70,1^-)$ charmed nonstrange baryons are
calculated in the relativistic quark model. The relativistic three-quark
equations of the $(70,1^-)$ charmed baryon multiplet are found in the framework
of the dispersion relation technique. The approximate solutions of these
equations using the ... | [
{
"created": "Tue, 4 Sep 2007 11:35:31 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Gerasyuta",
"S. M.",
""
],
[
"Matskevich",
"E. E.",
""
]
] | The masses of negative parity $(70,1^-)$ charmed nonstrange baryons are calculated in the relativistic quark model. The relativistic three-quark equations of the $(70,1^-)$ charmed baryon multiplet are found in the framework of the dispersion relation technique. The approximate solutions of these equations using the me... |
1307.7523 | Eugenio Megias | E. Megias, E. Ruiz Arriola, L.L. Salcedo | Constituent Quarks and Gluons, Polyakov loop and the Hadron Resonance
Gas Model | 4 pages, no figures. Presented by E.Megias at the International
Nuclear Physics Conference INPC 2013, 2-7 June 2013, Firenze, Italy | null | 10.1051/epjconf/20146604021 | UAB-FT-739 | hep-ph hep-lat hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Based on first principle QCD arguments, it has been argued in
arXiv:1204.2424[hep-ph] that the vacuum expectation value of the Polyakov loop
can be represented in the hadron resonance gas model. We study this within the
Polyakov-constituent quark model by implementing the quantum and local nature
of the Polyakov loop... | [
{
"created": "Mon, 29 Jul 2013 10:00:44 GMT",
"version": "v1"
}
] | 2015-06-16 | [
[
"Megias",
"E.",
""
],
[
"Arriola",
"E. Ruiz",
""
],
[
"Salcedo",
"L. L.",
""
]
] | Based on first principle QCD arguments, it has been argued in arXiv:1204.2424[hep-ph] that the vacuum expectation value of the Polyakov loop can be represented in the hadron resonance gas model. We study this within the Polyakov-constituent quark model by implementing the quantum and local nature of the Polyakov loop h... |
1906.05692 | Juan Pablo Carlomagno | J.P. Carlomagno and M. Loewe | Relation between the continuum threshold and the Polyakov loop with the
QCD deconfinement transition | 13 pages, 7 figures | Phys. Rev. D 100, 076022 (2019) | 10.1103/PhysRevD.100.076022 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Using vector and axial-vector correlators within finite energy sum rules with
inputs from a chiral quark model, coupled to the Polyakov loop, with nonlocal
vector interactions, we extend our previous work to confirm the equivalence
between the continuum threshold $s_0$ and the trace of the Polyakov loop $\Phi$
as ord... | [
{
"created": "Wed, 12 Jun 2019 11:52:47 GMT",
"version": "v1"
},
{
"created": "Wed, 6 Nov 2019 10:56:09 GMT",
"version": "v2"
}
] | 2019-11-13 | [
[
"Carlomagno",
"J. P.",
""
],
[
"Loewe",
"M.",
""
]
] | Using vector and axial-vector correlators within finite energy sum rules with inputs from a chiral quark model, coupled to the Polyakov loop, with nonlocal vector interactions, we extend our previous work to confirm the equivalence between the continuum threshold $s_0$ and the trace of the Polyakov loop $\Phi$ as order... |
0901.0842 | Chihiro Sasaki | C. Sasaki (TU Munich), M. Harada (Nagoya Univ.), W. Weise (TU Munich) | Role of axial-vector mesons near the chiral phase transition | 3 pages, 2 figures; to appear in the proceedings of 18th Particles
and Nuclei International Conference (PANIC08), Eilat, Israel, November 9-14
2008 | Nucl.Phys.A827:350c-352c,2009 | 10.1016/j.nuclphysa.2009.05.076 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a systematic study of the vector--axial-vector mixing (V-A mixing)
in the current correlation functions and its evolution with temperature within
an effective field theory. The $a_1$-$\rho$-$\pi$ coupling vanishes at the
critical temperature $T_c$ and thus the V-A mixing also vanishes. A remarkable
observa... | [
{
"created": "Wed, 7 Jan 2009 14:57:32 GMT",
"version": "v1"
}
] | 2010-02-25 | [
[
"Sasaki",
"C.",
"",
"TU Munich"
],
[
"Harada",
"M.",
"",
"Nagoya Univ."
],
[
"Weise",
"W.",
"",
"TU Munich"
]
] | We present a systematic study of the vector--axial-vector mixing (V-A mixing) in the current correlation functions and its evolution with temperature within an effective field theory. The $a_1$-$\rho$-$\pi$ coupling vanishes at the critical temperature $T_c$ and thus the V-A mixing also vanishes. A remarkable observati... |
1711.02908 | Jong-Phil Lee | Jong-Phil Lee | Unparticle effects on $B\to D^{(*)}\tau\nu$ | 11 pages, 4 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We examine the possible unparticle effects on $R(D^{(*)})$ associated with
$B\to D^{(*)}\tau\nu$ decays by minimum-$\chi^2$ fitting. Recent measurements
from Belle and LHCb are included in this analysis. While it is true that the
new experimental results of $R(D^{(*)})$ get closer to the standard model
predictions, t... | [
{
"created": "Wed, 8 Nov 2017 11:37:56 GMT",
"version": "v1"
},
{
"created": "Fri, 5 Oct 2018 09:17:30 GMT",
"version": "v2"
}
] | 2018-10-08 | [
[
"Lee",
"Jong-Phil",
""
]
] | We examine the possible unparticle effects on $R(D^{(*)})$ associated with $B\to D^{(*)}\tau\nu$ decays by minimum-$\chi^2$ fitting. Recent measurements from Belle and LHCb are included in this analysis. While it is true that the new experimental results of $R(D^{(*)})$ get closer to the standard model predictions, the... |
hep-ph/0311318 | Theodore Tomaras | A. Mironov, A. Morozov and T.N. Tomaras | Can Centauros or Chirons be the first observations of evaporating mini
black holes? | 14 pages, LaTeX, one Table, uses rotate.sty and rotcapt.sty.
References added, typos corrected, footnotes moved into the text | International Journal of Modern Physics A24 (2009) 4097-4115 | 10.1142/S0217751X09044693 | FIAN/TD-17/03, ITEP/TH-59/03 | hep-ph | null | We argue that the signals expected from the evaporation of mini black holes -
predicted in TeV-scale gravity models with large extra dimensions, and possibly
produced in ultra high energy collisions in the atmosphere - are quite similar
to the characteristics of the Centauro events, an old mystery of cosmic-ray
physi... | [
{
"created": "Tue, 25 Nov 2003 10:02:53 GMT",
"version": "v1"
},
{
"created": "Thu, 10 Jun 2004 13:13:41 GMT",
"version": "v2"
}
] | 2015-01-21 | [
[
"Mironov",
"A.",
""
],
[
"Morozov",
"A.",
""
],
[
"Tomaras",
"T. N.",
""
]
] | We argue that the signals expected from the evaporation of mini black holes - predicted in TeV-scale gravity models with large extra dimensions, and possibly produced in ultra high energy collisions in the atmosphere - are quite similar to the characteristics of the Centauro events, an old mystery of cosmic-ray physics... |
1104.5587 | LiPing Sun | Cong-Feng Qiao, Li-Ping Sun, Rui-Lin Zhu | The NLO QCD Corrections to $B_c$ Meson Production in $Z^0$ Decays | 14 pages, 7 figures; references added; expressions and typos ammended | null | 10.1007/JHEP08(2011)131 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The decay width of $Z^0$ to $B_c$ meson is evaluated at the next-to-leading
order(NLO) accuracy in strong interaction. Numerical calculation shows that the
NLO correction to this process is remarkable. The quantum
chromodynamics(QCD)renormalization scale dependence of the results is obviously
depressed, and hence the... | [
{
"created": "Fri, 29 Apr 2011 10:01:24 GMT",
"version": "v1"
},
{
"created": "Thu, 5 May 2011 13:13:00 GMT",
"version": "v2"
},
{
"created": "Wed, 8 Jun 2011 00:41:33 GMT",
"version": "v3"
}
] | 2015-05-28 | [
[
"Qiao",
"Cong-Feng",
""
],
[
"Sun",
"Li-Ping",
""
],
[
"Zhu",
"Rui-Lin",
""
]
] | The decay width of $Z^0$ to $B_c$ meson is evaluated at the next-to-leading order(NLO) accuracy in strong interaction. Numerical calculation shows that the NLO correction to this process is remarkable. The quantum chromodynamics(QCD)renormalization scale dependence of the results is obviously depressed, and hence the u... |
hep-ph/0301178 | Alessio Del Fabbro | A.Del Fabbro, D.Treleani | Multiparton scattering at the LHC | 10 pages, 4 figures, contribution to ALICE PPR | null | null | ALICE-INT-2002-026 v.3 | hep-ph | null | The large parton flux at high energy gives rise to events where different
pairs of partons interact contemporarily with large momentum exchange. A main
effect of multiple parton interactions is to generate events with many jets at
relatively large transverse momenta. The large value of the heavy quarks
production cro... | [
{
"created": "Tue, 21 Jan 2003 15:58:27 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Del Fabbro",
"A.",
""
],
[
"Treleani",
"D.",
""
]
] | The large parton flux at high energy gives rise to events where different pairs of partons interact contemporarily with large momentum exchange. A main effect of multiple parton interactions is to generate events with many jets at relatively large transverse momenta. The large value of the heavy quarks production cross... |
2210.10472 | Mohammed Said Mohammed Abu-Elmagd | Sara Abdelrady Hassan, Asmaa.A. A, Sherif Yehia, M. M. Ahmed and
Mohammed Said Mohammed Abu-Elmagd | Investigation of production of neutral Higgs boson and two charged
charginos from electron-positron annihilation via different propagators | null | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the current work, We investigated the production of neutral Higgs boson
and two charged Charginos owing to electron-positron annihilation via different
propagators
| [
{
"created": "Wed, 19 Oct 2022 11:28:32 GMT",
"version": "v1"
}
] | 2022-10-20 | [
[
"Hassan",
"Sara Abdelrady",
""
],
[
"A",
"Asmaa. A.",
""
],
[
"Yehia",
"Sherif",
""
],
[
"Ahmed",
"M. M.",
""
],
[
"Abu-Elmagd",
"Mohammed Said Mohammed",
""
]
] | In the current work, We investigated the production of neutral Higgs boson and two charged Charginos owing to electron-positron annihilation via different propagators |
2002.07373 | Jian Zhou Mr. | Ze-hao Sun, Du-xin Zheng, Jian Zhou and Ya-jin Zhou | Studying Coulomb correction at EIC and EicC | 7 pages, 6 figures | null | 10.1016/j.physletb.2020.135679 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the gauge link contribution to the dipole type transverse momentum
dependent distributions of coherent photons, which is conventionally referred
to as the Coulomb correction. We further propose to search for the evidence of
the Coulomb correction in the Bethe-Heitler process in eA collisions at EIC and
EicC.... | [
{
"created": "Tue, 18 Feb 2020 04:53:26 GMT",
"version": "v1"
}
] | 2020-08-12 | [
[
"Sun",
"Ze-hao",
""
],
[
"Zheng",
"Du-xin",
""
],
[
"Zhou",
"Jian",
""
],
[
"Zhou",
"Ya-jin",
""
]
] | We study the gauge link contribution to the dipole type transverse momentum dependent distributions of coherent photons, which is conventionally referred to as the Coulomb correction. We further propose to search for the evidence of the Coulomb correction in the Bethe-Heitler process in eA collisions at EIC and EicC. |
hep-ph/0106248 | Yuri V. Kovchegov | Dmitri E. Kharzeev (BNL), Yuri V. Kovchegov (U. of Washington), Eugene
Levin (Tel Aviv U.) | Instantons in the Saturation Environment | 20 pages, 8 figures, REVTeX, some discussion added including a
possible scenario for unitarization of the soft pomeron | Nucl.Phys. A699 (2002) 745-769 | 10.1016/S0375-9474(01)01276-3 | BNL-NT-01/12; NT@UW-01-010; TAUP-2682-2001 | hep-ph nucl-th | null | We show that instanton calculations in QCD become theoretically well defined
in the gluon saturation environment which suppresses large size instantons. The
effective cutoff scale is determined by the inverse of the saturation scale. We
concentrate on two most important cases: the small-x tail of a gluon
distribution... | [
{
"created": "Thu, 21 Jun 2001 20:05:55 GMT",
"version": "v1"
},
{
"created": "Tue, 28 Aug 2001 08:30:38 GMT",
"version": "v2"
}
] | 2009-11-07 | [
[
"Kharzeev",
"Dmitri E.",
"",
"BNL"
],
[
"Kovchegov",
"Yuri V.",
"",
"U. of Washington"
],
[
"Levin",
"Eugene",
"",
"Tel Aviv U."
]
] | We show that instanton calculations in QCD become theoretically well defined in the gluon saturation environment which suppresses large size instantons. The effective cutoff scale is determined by the inverse of the saturation scale. We concentrate on two most important cases: the small-x tail of a gluon distribution o... |
1702.01485 | Marco Chianese Mr | Marco Chianese | Dark Matter scenarios at IceCube | 5 pages, 2 figures. Prepared for the proceedings of the conference
NOW 2016 | null | null | null | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The recent study on the the 6-year up-going muon neutrinos by the IceCube
Collaboration and the multi-messenger analyses support the hypothesis of a
two-component scenario explaining the diffuse TeV-PeV neutrino flux. Depending
on the steepness of the astrophysical power-law, an excess in the IceCube data
is shown in... | [
{
"created": "Mon, 6 Feb 2017 02:23:18 GMT",
"version": "v1"
},
{
"created": "Mon, 13 Feb 2017 05:18:58 GMT",
"version": "v2"
}
] | 2017-02-14 | [
[
"Chianese",
"Marco",
""
]
] | The recent study on the the 6-year up-going muon neutrinos by the IceCube Collaboration and the multi-messenger analyses support the hypothesis of a two-component scenario explaining the diffuse TeV-PeV neutrino flux. Depending on the steepness of the astrophysical power-law, an excess in the IceCube data is shown in t... |
1102.0741 | Sudhir Gupta Dr | Sudhir Kumar Gupta and German Valencia (Iowa State University) | Tau lepton charge asymmetry and new physics at the LHC | 16 LaTex Pages, 21 EPS Figures, 6 Tables (Extended to incorporate
tau-decay level analysis. A few references have also been added.) | Phys.Rev. D84 (2011) 036009, Phys.Rev. D86 (2012) 119901 | 10.1103/PhysRevD.84.036009 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider the possibility of studying new physics that singles out the
tau-lepton at the LHC. We concentrate on the tau-lepton charge asymmetry in
tau+tau- pair production as a tool to probe this physics beyond the Standard
Model. We consider two generic scenarios for the new physics. We first study a
non-universal... | [
{
"created": "Thu, 3 Feb 2011 17:49:24 GMT",
"version": "v1"
},
{
"created": "Mon, 11 Jul 2011 16:35:47 GMT",
"version": "v2"
}
] | 2013-02-25 | [
[
"Gupta",
"Sudhir Kumar",
"",
"Iowa State University"
],
[
"Valencia",
"German",
"",
"Iowa State University"
]
] | We consider the possibility of studying new physics that singles out the tau-lepton at the LHC. We concentrate on the tau-lepton charge asymmetry in tau+tau- pair production as a tool to probe this physics beyond the Standard Model. We consider two generic scenarios for the new physics. We first study a non-universal Z... |
1203.4320 | Hironori Hoshino | H. Hoshino, M. Harada and Y. L. Ma | Study of Light Scalar Meson Structure in $D_1$ decay | 5 pages, 2 figures, Contribution to KMI Inauguration Conference
"Quest for the Origin of Particles and the Universe" (KMIIN), 24-26 Nov.
2011, KMI, Nagoya University | null | 10.1142/9789814412322_0040 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the quark structure of the sigma meson through the decay of
$D_1(2430)$ meson by constructing an effective Lagrangian for charmed mesons
interacting with light mesons based on the chiral symmetry and heavy quark
symmetry. Within the linear realization of the chiral symmetry, we include the
P-wave charmed mes... | [
{
"created": "Tue, 20 Mar 2012 05:53:37 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Hoshino",
"H.",
""
],
[
"Harada",
"M.",
""
],
[
"Ma",
"Y. L.",
""
]
] | We study the quark structure of the sigma meson through the decay of $D_1(2430)$ meson by constructing an effective Lagrangian for charmed mesons interacting with light mesons based on the chiral symmetry and heavy quark symmetry. Within the linear realization of the chiral symmetry, we include the P-wave charmed meson... |
hep-ph/0510364 | Sven Zschocke | S. Zschocke, L. P. Csernai, E. Molnar, J. Manninen, A. Nyiri | Impact of Nucleon Mass Shift on the Freeze Out Process | submitted to Physical Review C | Phys.Rev.C72:064909,2005 | 10.1103/PhysRevC.72.064909 | null | hep-ph | null | The freeze out of a massive nucleon gas through a finite layer with time-like
normal is studied. The impact of in-medium nucleon mass shift on the freeze out
process is investigated. A considerable modification of the thermodynamical
variables temperature, flow-velocity, energy density and particle density has
been f... | [
{
"created": "Thu, 27 Oct 2005 18:09:40 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Zschocke",
"S.",
""
],
[
"Csernai",
"L. P.",
""
],
[
"Molnar",
"E.",
""
],
[
"Manninen",
"J.",
""
],
[
"Nyiri",
"A.",
""
]
] | The freeze out of a massive nucleon gas through a finite layer with time-like normal is studied. The impact of in-medium nucleon mass shift on the freeze out process is investigated. A considerable modification of the thermodynamical variables temperature, flow-velocity, energy density and particle density has been fou... |
2401.08917 | Subhojit Roy | Subhojit Roy, Carlos E.M. Wagner | Dark Matter searches with photons at the LHC | 37 pages, 3 figures and 3 tables, published version, references added | JHEP04(2024)106 | null | EFI 24-1 | hep-ph hep-th | http://creativecommons.org/publicdomain/zero/1.0/ | We unveil blind spot regions in dark matter (DM) direct detection (DMDD), for
weakly interacting massive particles with a mass around a few hundred~GeV that
may reveal interesting photon signals at the LHC. We explore a scenario where
the DM primarily originates from the singlet sector within the $Z_3$-symmetric
Next... | [
{
"created": "Wed, 17 Jan 2024 02:04:22 GMT",
"version": "v1"
},
{
"created": "Sun, 21 Apr 2024 18:04:24 GMT",
"version": "v2"
}
] | 2024-04-23 | [
[
"Roy",
"Subhojit",
""
],
[
"Wagner",
"Carlos E. M.",
""
]
] | We unveil blind spot regions in dark matter (DM) direct detection (DMDD), for weakly interacting massive particles with a mass around a few hundred~GeV that may reveal interesting photon signals at the LHC. We explore a scenario where the DM primarily originates from the singlet sector within the $Z_3$-symmetric Next-t... |
1108.5473 | Christoph Englert | Christoph Englert, Tilman Plehn, Peter Schichtel, Steffen Schumann | Establishing Jet Scaling Patterns with a Photon | 12 pages, 4 figures, references added, final version accepted for
publication in JHEP | null | 10.1007/JHEP02(2012)030 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Staircase and Poisson scaling are two typical patterns we observe for the
exclusive number of jets at high energy hadron colliders. We examine these
scaling properties for photon plus jets production at the LHC and find that
this channel is well suited to study these features. We illustrate and discuss
when to expect... | [
{
"created": "Sat, 27 Aug 2011 20:44:17 GMT",
"version": "v1"
},
{
"created": "Sun, 22 Jan 2012 19:13:13 GMT",
"version": "v2"
}
] | 2015-05-30 | [
[
"Englert",
"Christoph",
""
],
[
"Plehn",
"Tilman",
""
],
[
"Schichtel",
"Peter",
""
],
[
"Schumann",
"Steffen",
""
]
] | Staircase and Poisson scaling are two typical patterns we observe for the exclusive number of jets at high energy hadron colliders. We examine these scaling properties for photon plus jets production at the LHC and find that this channel is well suited to study these features. We illustrate and discuss when to expect e... |
0808.2128 | Rikkert Frederix | Rikkert Frederix, Thomas Gehrmann, Nicolas Greiner | Automation of the Dipole Subtraction Method in MadGraph/MadEvent | 14 pages, 4 figures | JHEP0809:122,2008 | 10.1088/1126-6708/2008/09/122 | CP3-08-39, ZU-TH 13/08 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present the implementation of the dipole subtraction formalism for the
real radiation contributions to any next-to-leading order QCD process in the
MadGraph/MadEvent framework. Both massless and massive dipoles are considered.
Starting from a specific (n+1)-particle process the package provides a Fortran
code for ... | [
{
"created": "Fri, 15 Aug 2008 11:01:48 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Frederix",
"Rikkert",
""
],
[
"Gehrmann",
"Thomas",
""
],
[
"Greiner",
"Nicolas",
""
]
] | We present the implementation of the dipole subtraction formalism for the real radiation contributions to any next-to-leading order QCD process in the MadGraph/MadEvent framework. Both massless and massive dipoles are considered. Starting from a specific (n+1)-particle process the package provides a Fortran code for al... |
1911.12366 | Gabriel Cuomo | Gabriel Cuomo, Luca Vecchi, Andrea Wulzer | Goldstone Equivalence and High Energy Electroweak Physics | 50 pages + appendices, 7 figures, v2 fixed typos, added fig. 5 | SciPost Phys. 8 (2020) 5, 078 | 10.21468/SciPostPhys.8.5.078 | CERN-TH-2019-197 | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The transition between the broken and unbroken phases of massive gauge
theories, namely the rearrangement of longitudinal and Goldstone degrees of
freedom that occurs at high energy, is not manifestly smooth in the standard
formalism. The lack of smoothness concretely shows up as an anomalous growth
with energy of th... | [
{
"created": "Wed, 27 Nov 2019 19:00:01 GMT",
"version": "v1"
},
{
"created": "Tue, 17 Mar 2020 09:38:52 GMT",
"version": "v2"
}
] | 2020-06-05 | [
[
"Cuomo",
"Gabriel",
""
],
[
"Vecchi",
"Luca",
""
],
[
"Wulzer",
"Andrea",
""
]
] | The transition between the broken and unbroken phases of massive gauge theories, namely the rearrangement of longitudinal and Goldstone degrees of freedom that occurs at high energy, is not manifestly smooth in the standard formalism. The lack of smoothness concretely shows up as an anomalous growth with energy of the ... |
2307.07578 | Jaydeb Das | Debajyoti Choudhury, Diganta Das, Jaydeb Das | Soft photon corrections in $B \to K^{(\ast)} \ell^+ \ell^-$ and
$\Lambda_b \to \Lambda^{(\ast)} \ell^+ \ell^-$ decays | 27 pages, 9 figures | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We calculate QED corrections to the semileptonic decays $H_1 \to
H_2\ell^+\ell^-$ where $\ell=e, \mu$ and $H_{1,2}$ are hadrons. The soft and/or
collinear divergences are regulated in a gauge-invariant manner and
demonstrably cancel, leaving behind a finite residue that depends on the
(infrared) momentum cutoff below... | [
{
"created": "Fri, 14 Jul 2023 19:04:31 GMT",
"version": "v1"
}
] | 2023-07-18 | [
[
"Choudhury",
"Debajyoti",
""
],
[
"Das",
"Diganta",
""
],
[
"Das",
"Jaydeb",
""
]
] | We calculate QED corrections to the semileptonic decays $H_1 \to H_2\ell^+\ell^-$ where $\ell=e, \mu$ and $H_{1,2}$ are hadrons. The soft and/or collinear divergences are regulated in a gauge-invariant manner and demonstrably cancel, leaving behind a finite residue that depends on the (infrared) momentum cutoff below w... |
hep-ph/9906230 | Stefano Moretti | D. J. Miller, S. Moretti, D. P. Roy, W. J. Stirling | Detecting Heavy Charged Higgs Bosons at the LHC with Four b-Quark Tags | 24 pages, latex, uses axodraw and epsfig, 4 figures (version to be
published in Phys. Rev. D: significant changes including better results
following a bug fix) | Phys.Rev.D61:055011,2000 | 10.1103/PhysRevD.61.055011 | RAL-TR-1999-029, DTP/99/54 | hep-ph | null | We investigate the signature of a heavy charged Higgs boson of the Minimal
Supersymmetric Standard Model in the lepton plus multi-jet channel at the Large
Hadron Collider with four $b$-tags. The signal is the gluon-gluon fusion
process $gg\to t\bar b H^-$, followed by the $H^-\to \bar t b$ decay, while the
main backg... | [
{
"created": "Thu, 3 Jun 1999 11:20:38 GMT",
"version": "v1"
},
{
"created": "Thu, 14 Oct 1999 15:55:03 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Miller",
"D. J.",
""
],
[
"Moretti",
"S.",
""
],
[
"Roy",
"D. P.",
""
],
[
"Stirling",
"W. J.",
""
]
] | We investigate the signature of a heavy charged Higgs boson of the Minimal Supersymmetric Standard Model in the lepton plus multi-jet channel at the Large Hadron Collider with four $b$-tags. The signal is the gluon-gluon fusion process $gg\to t\bar b H^-$, followed by the $H^-\to \bar t b$ decay, while the main backgro... |
hep-ph/9809381 | Wilfried Buchmuller | M.Bolz, W. Buchm\"uller, M. Pl\"umacher | Baryon Asymmetry and Dark Matter | 10 pages, 2 figures included, eq. (13) replaced by leading order
approximation | Phys.Lett. B443 (1998) 209-213 | 10.1016/S0370-2693(98)01342-2 | DESY-98-066 | hep-ph astro-ph | null | We study the implications of a large baryogenesis temperature, $T_B =
O(10^{10}$ GeV), on the mass spectrum of superparticles in supersymmetric
extensions of the standard model. Models with a neutralino as lightest
superparticle (LSP) are excluded. A consistent picture is obtained with the
gravitino as LSP, followed ... | [
{
"created": "Mon, 14 Sep 1998 17:36:51 GMT",
"version": "v1"
},
{
"created": "Mon, 21 Sep 1998 17:20:32 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Bolz",
"M.",
""
],
[
"Buchmüller",
"W.",
""
],
[
"Plümacher",
"M.",
""
]
] | We study the implications of a large baryogenesis temperature, $T_B = O(10^{10}$ GeV), on the mass spectrum of superparticles in supersymmetric extensions of the standard model. Models with a neutralino as lightest superparticle (LSP) are excluded. A consistent picture is obtained with the gravitino as LSP, followed by... |
hep-ph/0406257 | P. Q. Hung | P. Q. Hung | Unconventional fermions: The Price of Quark-Lepton Unification at TeV
Scales | 10 pages, 2 figures. Talk in honor of Paul Frampton's 60th birthday
given at the Coral Gables Conference on Launching of Belle Epoque in High
Energy Physics and Cosmology, Ft. lauderdale, Florida, 17-21 December 2003.
Added reference | Int.J.Mod.Phys. A20 (2005) 1276-1285 | 10.1142/S0217751X05024171 | null | hep-ph | null | The early petite unification (PUT) of quarks and leptons at TeV scales with
sin^2 theta_W(M^2_Z) used as a constraint, necessitates the introduction of
extra quarks and leptons with unconventional electric charges (up to 4/3 for
the quarks and 2 for the leptons). This talk, in honor of Paul Frampton's 60th
birthday, ... | [
{
"created": "Wed, 23 Jun 2004 14:06:29 GMT",
"version": "v1"
},
{
"created": "Mon, 28 Jun 2004 12:13:43 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Hung",
"P. Q.",
""
]
] | The early petite unification (PUT) of quarks and leptons at TeV scales with sin^2 theta_W(M^2_Z) used as a constraint, necessitates the introduction of extra quarks and leptons with unconventional electric charges (up to 4/3 for the quarks and 2 for the leptons). This talk, in honor of Paul Frampton's 60th birthday, wi... |
2109.02279 | Chandan Mondal | Chandan Mondal, Sreeraj Nair, Shaoyang Jia, Xingbo Zhao, James P. Vary | Pion to photon transition form factors with basis light-front
quantization | 15 pages, 5 figures, 3 tables; figure 3 and corresponding discussions
added; version accepted by PRD | Phys. Rev. D 104, 094034 (2021) | 10.1103/PhysRevD.104.094034 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We obtain the distribution amplitude (DA) of the pion from its light-front
wave functions in the basis light-front quantization framework. This
light-front wave function of the pion is given by the lowest eigenvector of a
light-front effective Hamiltonian consisting a three-dimensional confinement
potential and the c... | [
{
"created": "Mon, 6 Sep 2021 08:14:08 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Nov 2021 13:16:52 GMT",
"version": "v2"
}
] | 2021-11-24 | [
[
"Mondal",
"Chandan",
""
],
[
"Nair",
"Sreeraj",
""
],
[
"Jia",
"Shaoyang",
""
],
[
"Zhao",
"Xingbo",
""
],
[
"Vary",
"James P.",
""
]
] | We obtain the distribution amplitude (DA) of the pion from its light-front wave functions in the basis light-front quantization framework. This light-front wave function of the pion is given by the lowest eigenvector of a light-front effective Hamiltonian consisting a three-dimensional confinement potential and the col... |
1511.03540 | Dmitri Melikhov | Anastasiya Kozachuk, Dmitri Melikhov, Nikolai Nikitin | Annihilation type rare radiative $B_{(s)}\to V\gamma$ decays | 15 pages, minor stylistic changes, version to appear in Physical
Review D. arXiv admin note: text overlap with arXiv:hep-ph/0110087 | Phys. Rev. D 93, 014015 (2016) | 10.1103/PhysRevD.93.014015 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We obtain predictions for a number of radiative decays $B_{(s)}\to V\gamma$,
$V$ the vector meson, which proceed through the weak-annihilation mechanism.
Within the factorization approximation, we take into account the photon
emission from the $B$-meson loop and from the vector-meson loop; the latter
subprocesses wer... | [
{
"created": "Wed, 11 Nov 2015 15:44:16 GMT",
"version": "v1"
},
{
"created": "Mon, 21 Dec 2015 18:09:12 GMT",
"version": "v2"
}
] | 2016-01-20 | [
[
"Kozachuk",
"Anastasiya",
""
],
[
"Melikhov",
"Dmitri",
""
],
[
"Nikitin",
"Nikolai",
""
]
] | We obtain predictions for a number of radiative decays $B_{(s)}\to V\gamma$, $V$ the vector meson, which proceed through the weak-annihilation mechanism. Within the factorization approximation, we take into account the photon emission from the $B$-meson loop and from the vector-meson loop; the latter subprocesses were ... |
hep-ph/9405232 | Razumov Leonid | A.Timmermann, M.Pluemer, L.V.Razumov and R.M. Weiner | Photon Interferometry of Quark-Gluon Dynamics Revisited | 7 pages, LaTeX (+ 6 figs. in tar.Z.uu form), DMR-THEP-93-8/W | Phys.Rev.C50:3060-3063,1994 | 10.1103/PhysRevC.50.3060 | null | hep-ph | null | The Bose-Einstein correlations of photons emitted {}from a longitudinally
expanding system of excited matter produced in ultrarelativistic heavy ion
collision are studied. Two effects found in recent calculations -- that the
correlation function in longitudinal direction exhibits oscillations, and that
it takes value... | [
{
"created": "Thu, 5 May 1994 12:33:46 GMT",
"version": "v1"
}
] | 2009-09-25 | [
[
"Timmermann",
"A.",
""
],
[
"Pluemer",
"M.",
""
],
[
"Razumov",
"L. V.",
""
],
[
"Weiner",
"R. M.",
""
]
] | The Bose-Einstein correlations of photons emitted {}from a longitudinally expanding system of excited matter produced in ultrarelativistic heavy ion collision are studied. Two effects found in recent calculations -- that the correlation function in longitudinal direction exhibits oscillations, and that it takes values ... |
2104.14192 | Pablo Escribano | Pablo Escribano | Phenomenology of ultralight scalars in leptonic observables | 9 pages, 7 figures. Based on the work arXiv:2008.01099. Contribution
to the BSM-2021 conference proceedings | null | null | IFIC/21-13 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | Ultralight scalars, which are states that are either exactly massless or much
lighter than any other massive particle in the model, appear in many new
physics scenarios. Axions and majorons constitute well-motivated examples of
this type of particle. In this work, we explore the phenomenology of these
states in low-e... | [
{
"created": "Thu, 29 Apr 2021 08:24:46 GMT",
"version": "v1"
}
] | 2021-04-30 | [
[
"Escribano",
"Pablo",
""
]
] | Ultralight scalars, which are states that are either exactly massless or much lighter than any other massive particle in the model, appear in many new physics scenarios. Axions and majorons constitute well-motivated examples of this type of particle. In this work, we explore the phenomenology of these states in low-ene... |
hep-ph/0507088 | Elvio Di Salvo | Elvio Di Salvo | Inequalities between quark densities | null | null | null | null | hep-ph | null | We propose an inequality between the longitudinally polarized density and the
transversity of a quark in a nucleon. This inequality, whose validity is
limited to very small scales, is based on considerations about Lorentz
transformations and on commonly accepted models. Therefore it may be used as a
consistecy check ... | [
{
"created": "Thu, 7 Jul 2005 14:13:07 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Di Salvo",
"Elvio",
""
]
] | We propose an inequality between the longitudinally polarized density and the transversity of a quark in a nucleon. This inequality, whose validity is limited to very small scales, is based on considerations about Lorentz transformations and on commonly accepted models. Therefore it may be used as a consistecy check wi... |
0901.1334 | Gabriel Shaughnessy | Qing-Hong Cao, Ernest Ma, Gabe Shaughnessy | Dark Matter: The Leptonic Connection | 4 pages, 5 figures. v2: PLB version | Phys.Lett.B673:152-155,2009 | 10.1016/j.physletb.2009.02.015 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recent observatons of high-energy positrons and electrons by the PAMELA and
ATIC experiments may be an indication of the annihilation of dark matter into
leptons and not quarks. This leptonic connection was foreseen already some
years ago in two different models of radiative neutrino mass. We discuss here
the generic... | [
{
"created": "Sun, 11 Jan 2009 18:30:17 GMT",
"version": "v1"
},
{
"created": "Fri, 6 Feb 2009 21:00:47 GMT",
"version": "v2"
}
] | 2009-04-02 | [
[
"Cao",
"Qing-Hong",
""
],
[
"Ma",
"Ernest",
""
],
[
"Shaughnessy",
"Gabe",
""
]
] | Recent observatons of high-energy positrons and electrons by the PAMELA and ATIC experiments may be an indication of the annihilation of dark matter into leptons and not quarks. This leptonic connection was foreseen already some years ago in two different models of radiative neutrino mass. We discuss here the generic i... |
1609.05369 | Danny Marfatia | Gulab Bambhaniya, Jason Kumar, Danny Marfatia, Alekha C. Nayak, Gaurav
Tomar | Vector dark matter annihilation with internal bremsstrahlung | 9 pages | Phys. Lett. B 766 : 177-180 (2017) | 10.1016/j.physletb.2017.01.005 | null | hep-ph astro-ph.HE hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We consider scenarios in which the annihilation of self-conjugate spin-1 dark
matter to a Standard Model fermion-antifermion final state is chirality
suppressed, but where this suppression can be lifted by the emission of an
additional photon via internal bremsstrahlung. We find that this scenario can
only arise if t... | [
{
"created": "Sat, 17 Sep 2016 17:28:32 GMT",
"version": "v1"
}
] | 2017-01-18 | [
[
"Bambhaniya",
"Gulab",
""
],
[
"Kumar",
"Jason",
""
],
[
"Marfatia",
"Danny",
""
],
[
"Nayak",
"Alekha C.",
""
],
[
"Tomar",
"Gaurav",
""
]
] | We consider scenarios in which the annihilation of self-conjugate spin-1 dark matter to a Standard Model fermion-antifermion final state is chirality suppressed, but where this suppression can be lifted by the emission of an additional photon via internal bremsstrahlung. We find that this scenario can only arise if the... |
hep-ph/9711453 | Xiaofeng Guo | Xiaofeng Guo (Columbia University) | Nuclear Dependence in Drell-Yan Transverse Momentum Distribution | Latex, 31 pages, 15 figures, acknowledgments of DOE grant was added | Phys.Rev. D58 (1998) 036001 | 10.1103/PhysRevD.58.036001 | CU-TP-862 | hep-ph nucl-th | null | We calculate the nuclear enhancement in Drell-Yan transverse momentum
distribution in hadron-nucleus collisions. In terms of multiple scattering
picture, we compute the contributions from double scattering. Applying the
generalized factorization theorem, we express the nuclear enhancement in terms
of twist-4 nuclear ... | [
{
"created": "Mon, 24 Nov 1997 23:16:45 GMT",
"version": "v1"
},
{
"created": "Fri, 28 Nov 1997 17:05:46 GMT",
"version": "v2"
}
] | 2009-10-30 | [
[
"Guo",
"Xiaofeng",
"",
"Columbia University"
]
] | We calculate the nuclear enhancement in Drell-Yan transverse momentum distribution in hadron-nucleus collisions. In terms of multiple scattering picture, we compute the contributions from double scattering. Applying the generalized factorization theorem, we express the nuclear enhancement in terms of twist-4 nuclear pa... |
1107.2124 | Toru Kojo | Toru Kojo, Yoshimasa Hidaka, Kenji Fukushima, Larry McLerran, Robert
D. Pisarski | Interweaving Chiral Spirals | 54 pages, 21 figures, published version | null | 10.1016/j.nuclphysa.2011.11.007 | null | hep-ph hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We elaborate how to construct interweaving chiral spirals in (2+1)
dimensions, defined as a superposition of chiral spirals oriented in different
directions. We divide a two-dimensional Fermi sea into distinct wedges,
characterized by the opening angle 2Theta and depth Q ~ pF, where pF is the
Fermi momentum. In each ... | [
{
"created": "Mon, 11 Jul 2011 20:02:05 GMT",
"version": "v1"
},
{
"created": "Tue, 28 Aug 2012 21:49:44 GMT",
"version": "v2"
}
] | 2015-05-28 | [
[
"Kojo",
"Toru",
""
],
[
"Hidaka",
"Yoshimasa",
""
],
[
"Fukushima",
"Kenji",
""
],
[
"McLerran",
"Larry",
""
],
[
"Pisarski",
"Robert D.",
""
]
] | We elaborate how to construct interweaving chiral spirals in (2+1) dimensions, defined as a superposition of chiral spirals oriented in different directions. We divide a two-dimensional Fermi sea into distinct wedges, characterized by the opening angle 2Theta and depth Q ~ pF, where pF is the Fermi momentum. In each we... |
1904.10649 | Wojciech Flieger | Wojciech Flieger, Franciszek Pindel, Kamil Porwit | Matrix norms and search for sterile neutrinos | Submitted to the Proceedings of the Corfu Summer Institute 2018
"School and Workshops on Elementary Particle Physics and Gravity", 31
August-29 September 2018 Corfu, Greece | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Matrix norms can be used to measure the "distance" between two matrices which
translates naturally to the problem of calculating the unitary deviation of the
neutrino mixing matrices. Variety of matrix norms opens a possibility to
measure such deviations on different structural levels of the mixing matrix.
| [
{
"created": "Wed, 24 Apr 2019 05:55:09 GMT",
"version": "v1"
}
] | 2019-04-25 | [
[
"Flieger",
"Wojciech",
""
],
[
"Pindel",
"Franciszek",
""
],
[
"Porwit",
"Kamil",
""
]
] | Matrix norms can be used to measure the "distance" between two matrices which translates naturally to the problem of calculating the unitary deviation of the neutrino mixing matrices. Variety of matrix norms opens a possibility to measure such deviations on different structural levels of the mixing matrix. |
1903.03625 | Martin Hoferichter | Vincenzo Cirigliano, Andreas Crivellin, Wouter Dekens, Jordy de Vries,
Martin Hoferichter, and Emanuele Mereghetti | $\boldsymbol{C\!P}\!$ violation in Higgs-gauge interactions: from
tabletop experiments to the LHC | 9 pages, 2 figures; journal version | Phys. Rev. Lett. 123, 051801 (2019) | 10.1103/PhysRevLett.123.051801 | INT-PUB-19-008, LA-UR-19-22027, PSI-PR-19-01, ZU-TH 08/19, RBRC-1316 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the interplay between the high- and low-energy phenomenology
of $C\!P$-violating interactions of the Higgs boson with gauge bosons. For this
purpose we use an effective field theory approach and consider all dimension-6
operators arising in so-called universal theories. We compute their
loop-induced co... | [
{
"created": "Fri, 8 Mar 2019 19:00:03 GMT",
"version": "v1"
},
{
"created": "Mon, 29 Jul 2019 18:06:01 GMT",
"version": "v2"
}
] | 2019-07-31 | [
[
"Cirigliano",
"Vincenzo",
""
],
[
"Crivellin",
"Andreas",
""
],
[
"Dekens",
"Wouter",
""
],
[
"de Vries",
"Jordy",
""
],
[
"Hoferichter",
"Martin",
""
],
[
"Mereghetti",
"Emanuele",
""
]
] | We investigate the interplay between the high- and low-energy phenomenology of $C\!P$-violating interactions of the Higgs boson with gauge bosons. For this purpose we use an effective field theory approach and consider all dimension-6 operators arising in so-called universal theories. We compute their loop-induced cont... |
1703.05925 | Per Osland | M Krawczyk, S Moretti, P Osland, GM Pruna, R Santos | Prospects for 2HDM charged Higgs searches | 9 pages, 2 figures. Prepared for the proceedings of DISCRETE2016: the
Fifth Symposium on Prospects in the Physics of Discrete Symmetries, 28
November-3 December 2016, University of Warsaw, Poland, to appear in the
Journal of Physics: Conference Series (JPCS). v2: Clarification | null | 10.1088/1742-6596/873/1/012048 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the prospects for charged Higgs boson searches at the LHC, within
the two-Higgs-doublet models (2HDM). The 2HDM is generally less constrained
than the corresponding sector of the MSSM, but there are still severe
theoretical and experimental constraints that already exclude significant
regions of the naive ... | [
{
"created": "Fri, 17 Mar 2017 09:00:10 GMT",
"version": "v1"
},
{
"created": "Thu, 23 Mar 2017 12:09:11 GMT",
"version": "v2"
}
] | 2017-09-13 | [
[
"Krawczyk",
"M",
""
],
[
"Moretti",
"S",
""
],
[
"Osland",
"P",
""
],
[
"Pruna",
"GM",
""
],
[
"Santos",
"R",
""
]
] | We discuss the prospects for charged Higgs boson searches at the LHC, within the two-Higgs-doublet models (2HDM). The 2HDM is generally less constrained than the corresponding sector of the MSSM, but there are still severe theoretical and experimental constraints that already exclude significant regions of the naive pa... |
1201.5047 | Andrew Akeroyd | A.G. Akeroyd, S. Moretti, Hiroaki Sugiyama | Five-lepton and six-lepton signatures from production of neutral triplet
scalars in the Higgs Triplet Model | 19 pages, 13 figures | null | 10.1103/PhysRevD.85.055026 | SHEP-11-32 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The neutral triplet scalars (H^0, A^0) in the Higgs Triplet Model (HTM) are
difficult to detect at the LHC for the case of mass degeneracy with the singly
charged (H^+) and doubly charged (H^++) scalars.
A non-zero value of a specific quartic coupling in the scalar potential
removes this degeneracy, and positive va... | [
{
"created": "Tue, 24 Jan 2012 16:57:10 GMT",
"version": "v1"
}
] | 2013-05-30 | [
[
"Akeroyd",
"A. G.",
""
],
[
"Moretti",
"S.",
""
],
[
"Sugiyama",
"Hiroaki",
""
]
] | The neutral triplet scalars (H^0, A^0) in the Higgs Triplet Model (HTM) are difficult to detect at the LHC for the case of mass degeneracy with the singly charged (H^+) and doubly charged (H^++) scalars. A non-zero value of a specific quartic coupling in the scalar potential removes this degeneracy, and positive values... |
1404.3857 | Hitoshi Murayama | Hitoshi Murayama, Kazunori Nakayama, Fuminobu Takahashi, and Tsutomu
T. Yanagida | Sneutrino Chaotic Inflation and Landscape | 5 pages | null | 10.1016/j.physletb.2014.09.045 | UCB-PTH-14/08, IPMU14-0096, TU-966, UT-14-19 | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The most naive interpretation of the BICEP2 data is the chaotic inflation by
an inflaton with a quadratic potential. When combined with supersymmetry, we
argue that the inflaton plays the role of right-handed scalar neutrino based on
rather general considerations. The framework suggests that the right-handed
sneutrin... | [
{
"created": "Tue, 15 Apr 2014 10:02:25 GMT",
"version": "v1"
}
] | 2015-06-19 | [
[
"Murayama",
"Hitoshi",
""
],
[
"Nakayama",
"Kazunori",
""
],
[
"Takahashi",
"Fuminobu",
""
],
[
"Yanagida",
"Tsutomu T.",
""
]
] | The most naive interpretation of the BICEP2 data is the chaotic inflation by an inflaton with a quadratic potential. When combined with supersymmetry, we argue that the inflaton plays the role of right-handed scalar neutrino based on rather general considerations. The framework suggests that the right-handed sneutrino ... |
2103.15440 | Martin L\"uscher | Martin L\"uscher and Peter Weisz | Renormalization of the topological charge density in QCD with
dimensional regularization | Plain TeX source, 24 pages, no figures; v2: minor corrections in
eqs.(5.14) and (6.1); v3: added reference, version accepted for publication;
v4: further typos corrected | Eur.Phys.J. C 81 (2021) 519 | 10.1140/epjc/s10052-021-09296-1 | CERN-TH-2021-041, MPP-2021-38 | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | To all orders of perturbation theory, the renormalization of the topological
charge density in dimensionally regularized QCD is shown to require no more
than an additive renormalization proportional to the divergence of the
flavour-singlet axial current. The proof is based on the standard BRS analysis
of the QCD vert... | [
{
"created": "Mon, 29 Mar 2021 09:11:40 GMT",
"version": "v1"
},
{
"created": "Fri, 9 Apr 2021 11:59:19 GMT",
"version": "v2"
},
{
"created": "Thu, 3 Jun 2021 08:35:15 GMT",
"version": "v3"
},
{
"created": "Sun, 20 Jun 2021 11:57:49 GMT",
"version": "v4"
}
] | 2021-06-22 | [
[
"Lüscher",
"Martin",
""
],
[
"Weisz",
"Peter",
""
]
] | To all orders of perturbation theory, the renormalization of the topological charge density in dimensionally regularized QCD is shown to require no more than an additive renormalization proportional to the divergence of the flavour-singlet axial current. The proof is based on the standard BRS analysis of the QCD vertex... |
2309.05709 | Dipan Sengupta | Meera Deshpande, Jan Hamann, Dipan Sengupta, Martin White, Anthony G.
Williams, Yvonne Y. Y. Wong | Revisiting Cosmological Constraints on Supersymmetric SuperWIMPs | 17 Pages, 7 figures | null | null | null | hep-ph astro-ph.CO hep-ex | http://creativecommons.org/licenses/by/4.0/ | SuperWIMPs are extremely weakly interacting massive particles that inherit
their relic abundance from late decays of frozen-out parent particles. Within
supersymmetric models, gravitinos and axinos represent two of the most
well-motivated superWIMPs. In this paper we revisit constraints on these
scenarios from a vari... | [
{
"created": "Mon, 11 Sep 2023 18:00:02 GMT",
"version": "v1"
}
] | 2023-09-13 | [
[
"Deshpande",
"Meera",
""
],
[
"Hamann",
"Jan",
""
],
[
"Sengupta",
"Dipan",
""
],
[
"White",
"Martin",
""
],
[
"Williams",
"Anthony G.",
""
],
[
"Wong",
"Yvonne Y. Y.",
""
]
] | SuperWIMPs are extremely weakly interacting massive particles that inherit their relic abundance from late decays of frozen-out parent particles. Within supersymmetric models, gravitinos and axinos represent two of the most well-motivated superWIMPs. In this paper we revisit constraints on these scenarios from a variet... |
0803.1901 | Aparajita Bhattacharya | A. Bhattacharya, A.sagari, B. Chakrabarti and S. Mani | A Study on the Structure Functions and the radius of the Nucleons | 10 pages, 4 figures | Hadronic J.32:395, 2009 | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have investigated the properties of the structure functions of the
nucleons in the context of the statistical model using only the radius
parameter of the respective nucleons. The radius of the neutron has been
estimated and is found to be 0.8fm. It is interesting to observe that the
proton radius 0.865fm which ex... | [
{
"created": "Thu, 13 Mar 2008 05:52:09 GMT",
"version": "v1"
}
] | 2013-09-05 | [
[
"Bhattacharya",
"A.",
""
],
[
"sagari",
"A.",
""
],
[
"Chakrabarti",
"B.",
""
],
[
"Mani",
"S.",
""
]
] | We have investigated the properties of the structure functions of the nucleons in the context of the statistical model using only the radius parameter of the respective nucleons. The radius of the neutron has been estimated and is found to be 0.8fm. It is interesting to observe that the proton radius 0.865fm which exac... |
2110.09118 | Jorge Terol Calvo | Jorge Terol-Calvo | Supernova Constraints on Dark Flavored Sectors | 5 pages, 4 figures. Based on the work arXiv:2012.11632. Contribution
to the TAUP 2021 conference proceedings | null | 10.1088/1742-6596/2156/1/012056 | null | hep-ph astro-ph.HE | http://creativecommons.org/licenses/by/4.0/ | Proto-neutron stars forming a few seconds after core-collapse supernovae are
hot and dense environments where hyperons can be efficiently produced by weak
processes. By making use of various state-of-the-art supernova simulations
combined with the proper extensions of the equations of state including
$\Lambda$ hypero... | [
{
"created": "Mon, 18 Oct 2021 09:13:53 GMT",
"version": "v1"
}
] | 2022-03-02 | [
[
"Terol-Calvo",
"Jorge",
""
]
] | Proto-neutron stars forming a few seconds after core-collapse supernovae are hot and dense environments where hyperons can be efficiently produced by weak processes. By making use of various state-of-the-art supernova simulations combined with the proper extensions of the equations of state including $\Lambda$ hyperons... |
1309.6718 | Jun He Dr. | Jun He, Pei-Liang Lu | Understanding Y(4274) and X(4320) in the $J/\psi \phi$ invariant mass
spectrum | 17 pages, 8 figures | Nucl.Phys. A919 (2013) 1-14 | 10.1016/j.nuclphysa.2013.10.001 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work we study the structures near 4.3 GeV in the $J/\psi \phi$
invariant mass spectra in B meson decay process $B^+\to J/\psi \phi K^+$ and
two photon fusion process $\gamma\gamma\to J/\psi \phi$. The Y(4274) as a
$D_sD_{s0}$ $(2317)$ molecular is studied in the Bethe-Salpeter equation
approach with quasipote... | [
{
"created": "Thu, 26 Sep 2013 04:12:52 GMT",
"version": "v1"
}
] | 2015-04-27 | [
[
"He",
"Jun",
""
],
[
"Lu",
"Pei-Liang",
""
]
] | In this work we study the structures near 4.3 GeV in the $J/\psi \phi$ invariant mass spectra in B meson decay process $B^+\to J/\psi \phi K^+$ and two photon fusion process $\gamma\gamma\to J/\psi \phi$. The Y(4274) as a $D_sD_{s0}$ $(2317)$ molecular is studied in the Bethe-Salpeter equation approach with quasipotent... |
1202.5584 | Hiroaki Kouno | Hiroaki Kouno, Yuji Sakai, Takahiro Makiyama, Kouhei Tokunaga,
Takahiro Sasaki and Masanobu Yahiro | A QCD-like theory with the ZNc symmetry | 11 pages, 21 figures. Figures 15 and 16 are newly added, while Figs.
6, 10, 14d and 15d in the previous version have been omitted. Some sentences
and typos have been revised | null | null | SAGA-HE-271 | hep-ph hep-lat nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a QCD-like theory with the ZNc symmetry. The flavor-dependent
twisted boundary condition (TBC) is imposed on Nc degenerate flavor quarksin
the SU(Nc) gauge theory. The QCD-like theory is useful to understand the
mechanism of color confinement. Dynamics of the QCD-like theory is studied by
imposing the TBC ... | [
{
"created": "Fri, 24 Feb 2012 23:43:24 GMT",
"version": "v1"
},
{
"created": "Thu, 12 Apr 2012 11:30:20 GMT",
"version": "v2"
}
] | 2012-04-13 | [
[
"Kouno",
"Hiroaki",
""
],
[
"Sakai",
"Yuji",
""
],
[
"Makiyama",
"Takahiro",
""
],
[
"Tokunaga",
"Kouhei",
""
],
[
"Sasaki",
"Takahiro",
""
],
[
"Yahiro",
"Masanobu",
""
]
] | We propose a QCD-like theory with the ZNc symmetry. The flavor-dependent twisted boundary condition (TBC) is imposed on Nc degenerate flavor quarksin the SU(Nc) gauge theory. The QCD-like theory is useful to understand the mechanism of color confinement. Dynamics of the QCD-like theory is studied by imposing the TBC on... |
2006.14439 | Sergey Afonin | S. S. Afonin and T. D. Solomko | The case of equivalence of low and high energy constraints on Regge
vector spectrum in AdS/QCD | 25 pages, 1 figure, new discussions are added, published version | J. Phys. G: Nucl. Part. Phys. 48 (2021) 065003 | 10.1088/1361-6471/abf2a1 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The AdS/QCD models are believed to interpolate between low and high energy
sectors of QCD. This belief is usually based on observations that many
phenomenologically reasonable predictions follow from bounds imposed at high
energies although the hypothetical range of applicability of semiclassical
bottom-up holographi... | [
{
"created": "Thu, 25 Jun 2020 14:20:43 GMT",
"version": "v1"
},
{
"created": "Thu, 7 Jan 2021 07:34:16 GMT",
"version": "v2"
},
{
"created": "Tue, 27 Apr 2021 07:55:06 GMT",
"version": "v3"
}
] | 2021-04-28 | [
[
"Afonin",
"S. S.",
""
],
[
"Solomko",
"T. D.",
""
]
] | The AdS/QCD models are believed to interpolate between low and high energy sectors of QCD. This belief is usually based on observations that many phenomenologically reasonable predictions follow from bounds imposed at high energies although the hypothetical range of applicability of semiclassical bottom-up holographic ... |
hep-ph/9507427 | null | Alan Kostelecky and Stuart Samuel | Neutrino Oscillations in the Early Universe with Nonequilibrium Neutrino
Distributions | accepted for publication in Physical Review D | Phys.Rev.D52:3184-3201,1995 | 10.1103/PhysRevD.52.3184 | IUHET 298, March 1995 | hep-ph | null | Around one second after the big bang, neutrino decoupling and $e^+$-$e^-$
annihilation distort the Fermi-Dirac spectrum of neutrino energies. Assuming
neutrinos have masses and can mix, we compute the distortions using
nonequilibrium thermodynamics and the Boltzmann equation. The flavor behavior
of neutrinos is studi... | [
{
"created": "Wed, 26 Jul 1995 16:03:18 GMT",
"version": "v1"
}
] | 2009-09-25 | [
[
"Kostelecky",
"Alan",
""
],
[
"Samuel",
"Stuart",
""
]
] | Around one second after the big bang, neutrino decoupling and $e^+$-$e^-$ annihilation distort the Fermi-Dirac spectrum of neutrino energies. Assuming neutrinos have masses and can mix, we compute the distortions using nonequilibrium thermodynamics and the Boltzmann equation. The flavor behavior of neutrinos is studied... |
1512.07212 | Gaurav Kumar Tomar | Ujjal Kumar Dey, Subhendra Mohanty, Gaurav Tomar | 750 GeV Resonance in the Dark Left-Right Model | 11 pages, 2 tables, 4 figures, references added; version accepted for
publication in Physics Letters B | null | 10.1016/j.physletb.2016.03.048 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We explain the $750$ GeV diphoton resonance in the context of the dark
left-right symmetric model. A global symmetry in this model, stabilizes the
dark matter and ensures that the scalar couples dominantly to gluons and
photons. The branching fraction of the scalar to diphoton is large as a
consequence of the symmetr... | [
{
"created": "Tue, 22 Dec 2015 19:38:08 GMT",
"version": "v1"
},
{
"created": "Sat, 19 Mar 2016 09:36:39 GMT",
"version": "v2"
}
] | 2016-03-23 | [
[
"Dey",
"Ujjal Kumar",
""
],
[
"Mohanty",
"Subhendra",
""
],
[
"Tomar",
"Gaurav",
""
]
] | We explain the $750$ GeV diphoton resonance in the context of the dark left-right symmetric model. A global symmetry in this model, stabilizes the dark matter and ensures that the scalar couples dominantly to gluons and photons. The branching fraction of the scalar to diphoton is large as a consequence of the symmetrie... |
2301.01754 | Amartya Sengupta | Nishita Desai, Amartya Sengupta | Status of leptoquark models after LHC Run-2 and discovery prospects at
future colliders | null | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study limits from dilepton searches on leptoquark completions to the
Standard Model in the parameter space motivated by anomalies in the $b
\rightarrow s$ sector. After a full Run-2 analysis by LHCb, the disparity in
lepton flavour violation has disappeared. However, the mismatch in angular
distributions as well a... | [
{
"created": "Wed, 4 Jan 2023 18:38:15 GMT",
"version": "v1"
}
] | 2023-01-05 | [
[
"Desai",
"Nishita",
""
],
[
"Sengupta",
"Amartya",
""
]
] | We study limits from dilepton searches on leptoquark completions to the Standard Model in the parameter space motivated by anomalies in the $b \rightarrow s$ sector. After a full Run-2 analysis by LHCb, the disparity in lepton flavour violation has disappeared. However, the mismatch in angular distributions as well as ... |
2211.09142 | Maneesha Sushama Pradeep | Maneesha Sushama Pradeep and Mikhail Stephanov | Maximum entropy freezeout of hydrodynamic fluctuations | 7 pages, minor edits, references added, version accepted by PRL | Phys.Rev.Lett. 130 (2023) 16, 162301 | null | null | hep-ph hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a general approach to freezing out fluctuations in heavy-ion
collisions using the principle of maximum entropy. We find the results
naturally expressed as a direct relationship between the irreducible relative
correlators quantifying the deviations of hydrodynamic as well as hadron gas
fluctuations from th... | [
{
"created": "Wed, 16 Nov 2022 19:00:05 GMT",
"version": "v1"
},
{
"created": "Mon, 15 May 2023 21:42:22 GMT",
"version": "v2"
}
] | 2023-05-17 | [
[
"Pradeep",
"Maneesha Sushama",
""
],
[
"Stephanov",
"Mikhail",
""
]
] | We propose a general approach to freezing out fluctuations in heavy-ion collisions using the principle of maximum entropy. We find the results naturally expressed as a direct relationship between the irreducible relative correlators quantifying the deviations of hydrodynamic as well as hadron gas fluctuations from the ... |
0710.3073 | Nestor Armesto | N. Armesto, L. Cunqueiro, C. A. Salgado and W.-C. Xiang | Medium-evolved fragmentation functions | LaTeX, 18 pages, 13 figures included using epsfig, uses JHEP3; v2:
enlarged discussions, one figure replaced, some references added, final
version | JHEP 0802:048,2008 | 10.1088/1126-6708/2008/02/048 | Roma-1-1460/2007 | hep-ph | null | Medium-induced gluon radiation is usually identified as the dominant
dynamical mechanism underling the {\it jet quenching} phenomenon observed in
heavy-ion collisions. In its actual implementation, multiple medium-induced
gluon emissions are assumed to be independent, leading, in the eikonal
approximation, to a Poiss... | [
{
"created": "Tue, 16 Oct 2007 14:50:31 GMT",
"version": "v1"
},
{
"created": "Thu, 31 Jan 2008 16:05:47 GMT",
"version": "v2"
}
] | 2010-03-25 | [
[
"Armesto",
"N.",
""
],
[
"Cunqueiro",
"L.",
""
],
[
"Salgado",
"C. A.",
""
],
[
"Xiang",
"W. -C.",
""
]
] | Medium-induced gluon radiation is usually identified as the dominant dynamical mechanism underling the {\it jet quenching} phenomenon observed in heavy-ion collisions. In its actual implementation, multiple medium-induced gluon emissions are assumed to be independent, leading, in the eikonal approximation, to a Poisson... |
1602.00457 | Matteo Fael | M. Fael, M. Passera | Precision tests via radiative $\mu$ and $\tau$ leptonic decays | 10 pages, 1 figure, to appear in the proceedings of the 12th
International Symposium on Radiative Corrections (Radcor 2015) and LoopFest
XIV (Radiative Corrections for the LHC and Future Colliders) | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The branching fractions of radiative leptonic $\tau$ decays $(\tau \to l \nu
\bar{\nu} \gamma$, $l=e,\mu)$ were recently measured by the Babar collaboration
with a relative error of about 3%. The measurement of the branching ratio
$\mathcal{B} (\tau \to e \bar{\nu} \nu \gamma)$, for a minimum photon energy of
10 MeV ... | [
{
"created": "Mon, 1 Feb 2016 10:14:18 GMT",
"version": "v1"
}
] | 2016-02-02 | [
[
"Fael",
"M.",
""
],
[
"Passera",
"M.",
""
]
] | The branching fractions of radiative leptonic $\tau$ decays $(\tau \to l \nu \bar{\nu} \gamma$, $l=e,\mu)$ were recently measured by the Babar collaboration with a relative error of about 3%. The measurement of the branching ratio $\mathcal{B} (\tau \to e \bar{\nu} \nu \gamma)$, for a minimum photon energy of 10 MeV in... |
hep-ph/0512318 | Masahide Yamaguchi | Masahide Yamaguchi and Jun'ichi Yokoyama | Density fluctuations in one-field inflation | 9 pages, to appear in Phys. Rev. D | Phys.Rev. D74 (2006) 043523 | 10.1103/PhysRevD.74.043523 | null | hep-ph astro-ph | null | Any one-field inflation is actually realized in a multifield configuration
because the inflaton must have couplings with other fields to reheat the
universe and is coupled to all other fields at least gravitationally. In all
single inflaton models, it is explicitly or implicitly assumed that the heavier
fields are st... | [
{
"created": "Fri, 23 Dec 2005 16:35:32 GMT",
"version": "v1"
},
{
"created": "Wed, 9 Aug 2006 12:25:02 GMT",
"version": "v2"
}
] | 2009-11-11 | [
[
"Yamaguchi",
"Masahide",
""
],
[
"Yokoyama",
"Jun'ichi",
""
]
] | Any one-field inflation is actually realized in a multifield configuration because the inflaton must have couplings with other fields to reheat the universe and is coupled to all other fields at least gravitationally. In all single inflaton models, it is explicitly or implicitly assumed that the heavier fields are stuc... |
1708.00443 | Martin Bauer | Martin Bauer, Matthias Neubert and Andrea Thamm | Collider Probes of Axion-Like Particles | 63 pages, 28 figures. The presentation of constraints from ALP decays
in photons and leptons is extended, benchmarks are added, limits on ALPs from
a Babar search for four muon final states are computed, bounds from the
non-observation of a photon bursts in supernovae are included and the
validity of the Edelwe... | null | 10.1007/JHEP12(2017)044 | MITP/17-047 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Axion-like particles (ALPs), which are gauge-singlets under the Standard
Model (SM), appear in many well-motivated extensions of the SM. Describing the
interactions of ALPs with SM fields by means of an effective Lagrangian, we
discuss ALP decays into SM particles at one-loop order, including for the first
time a cal... | [
{
"created": "Tue, 1 Aug 2017 18:00:01 GMT",
"version": "v1"
},
{
"created": "Thu, 7 Dec 2017 06:03:21 GMT",
"version": "v2"
}
] | 2018-01-17 | [
[
"Bauer",
"Martin",
""
],
[
"Neubert",
"Matthias",
""
],
[
"Thamm",
"Andrea",
""
]
] | Axion-like particles (ALPs), which are gauge-singlets under the Standard Model (SM), appear in many well-motivated extensions of the SM. Describing the interactions of ALPs with SM fields by means of an effective Lagrangian, we discuss ALP decays into SM particles at one-loop order, including for the first time a calcu... |
hep-ph/0211257 | Alexei A. Pivovarov | A.A. Pivovarov | Extraction of the strong coupling constant and strange quark mass from
semileptonic tau decays | Lecture given at International School ``Heavy Quark Physics'' Dubna,
May 28 - June 5, 2002, Russia, 11 pages, Latex | Lect.Notes Phys. 647 (2004) 275-286 | 10.1007/b97728 | MZ-TH/02-26 | hep-ph | null | In this lecture I present a pedagogical introduction to the low-energy
phenomenology of light flavors. The renormalization scheme freedom in defining
QCD parameters is discussed. It is shown in some details how one can extract an
accurate numerical value for the strong coupling constant from the tau-lepton
decay rate... | [
{
"created": "Sat, 16 Nov 2002 11:17:55 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Pivovarov",
"A. A.",
""
]
] | In this lecture I present a pedagogical introduction to the low-energy phenomenology of light flavors. The renormalization scheme freedom in defining QCD parameters is discussed. It is shown in some details how one can extract an accurate numerical value for the strong coupling constant from the tau-lepton decay rate i... |
hep-ph/0311042 | Joaquim Matias | Joaquim Matias (Univ. Autonoma Barcelona) | CKM angles from non-leptonic B decays using SU(3) flavour symmetry | 3 pages, 2 figures, Invited talk given at International Europhysics
Conference on High-Energy Physics (HEP 2003), Aachen, Germany, 17-23 Jul 2003 | Eur.Phys.J.C33:s364-s366,2004 | 10.1140/epjcd/s2003-03-312-1 | UAB-FT-555 | hep-ph | null | We discuss the determination of the CKM angles gamma and alpha using recent
data from non-leptonic B decays together with flavour symmetries. Penguin
effects are controlled by means of the CP-averaged branching ratio B_d \to
\pi^\pm K^\mp. The information from A_{CP}(B_d \to J/\Psi K_S) (two solutions
for phi_d), Rb ... | [
{
"created": "Tue, 4 Nov 2003 11:22:52 GMT",
"version": "v1"
}
] | 2011-09-13 | [
[
"Matias",
"Joaquim",
"",
"Univ. Autonoma Barcelona"
]
] | We discuss the determination of the CKM angles gamma and alpha using recent data from non-leptonic B decays together with flavour symmetries. Penguin effects are controlled by means of the CP-averaged branching ratio B_d \to \pi^\pm K^\mp. The information from A_{CP}(B_d \to J/\Psi K_S) (two solutions for phi_d), Rb an... |
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