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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0710.4615 | Deog Ki Hong | Deog Ki Hong, Mannque Rho, Ho-Ung Yee, Piljin Yi | Nucleon Form Factors and Hidden Symmetry in Holographic QCD | 18 pages, 4 figures, revtex4; one reference added, final version to
appear in Phys. Rev. D | Phys.Rev.D77:014030,2008 | 10.1103/PhysRevD.77.014030 | PNUTP-07/A06, KIAS-P07071,IC/2007/121 | hep-ph hep-th nucl-th | null | The vector dominance of the electromagnetic form factors both for mesons and
baryons arises naturally in holographic QCD, where both the number of colors
and the 't Hooft coupling are taken to be very large, offering a bona-fide
derivation of the notion of vector dominance. The crucial ingredient for this
is the infi... | [
{
"created": "Thu, 25 Oct 2007 06:16:30 GMT",
"version": "v1"
},
{
"created": "Tue, 22 Jan 2008 12:38:22 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Hong",
"Deog Ki",
""
],
[
"Rho",
"Mannque",
""
],
[
"Yee",
"Ho-Ung",
""
],
[
"Yi",
"Piljin",
""
]
] | The vector dominance of the electromagnetic form factors both for mesons and baryons arises naturally in holographic QCD, where both the number of colors and the 't Hooft coupling are taken to be very large, offering a bona-fide derivation of the notion of vector dominance. The crucial ingredient for this is the infini... |
hep-ph/0212388 | Jan Kalinowski | Jan Kalinowski | Supersymmetry Parameter Analysis | 13 pages, latex, 8 figures, invited talk at the 10th International
Conference on Supersymmetry and Unification of Fundamental Interactions
(SUSY02), 17-23 June 2002, DESY Hamburg, Germany | null | null | IFT-02/43 | hep-ph | null | Supersymmetric particles can be produced copiously at future colliders. From
the high-precision data taken at e+e- linear colliders, TESLA in particular,
and combined with results from LHC, and CLIC later, the low-energy parameters
of the supersymmetric model can be determined. Evolving the parameters from the
low-en... | [
{
"created": "Mon, 30 Dec 2002 09:08:50 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Kalinowski",
"Jan",
""
]
] | Supersymmetric particles can be produced copiously at future colliders. From the high-precision data taken at e+e- linear colliders, TESLA in particular, and combined with results from LHC, and CLIC later, the low-energy parameters of the supersymmetric model can be determined. Evolving the parameters from the low-ener... |
2304.10458 | Asli Tandogan | Matthew Markovych and Asli Tandogan | Analytic Evolution of DGLAP Equations | null | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present an analytical method to solve the leading order (LO)
Dokshitzer-Gribov-Lipatov-Altarelli-Parisi (DGLAP) evolution equations, which
describe how parton distribution functions (PDFs) vary through different energy
scales. Our approach utilizes the analytical technique that was previously
employed to address t... | [
{
"created": "Thu, 20 Apr 2023 16:58:42 GMT",
"version": "v1"
}
] | 2023-04-21 | [
[
"Markovych",
"Matthew",
""
],
[
"Tandogan",
"Asli",
""
]
] | We present an analytical method to solve the leading order (LO) Dokshitzer-Gribov-Lipatov-Altarelli-Parisi (DGLAP) evolution equations, which describe how parton distribution functions (PDFs) vary through different energy scales. Our approach utilizes the analytical technique that was previously employed to address the... |
hep-ph/0212237 | Rodolfo A. Diaz | Rodolfo A. Diaz | Phenomenological analysis of the Two Higgs Doublet Model | 187 pages, 19 figures, Ph.D. thesis, Universidad Nacional de
Colombia. Chapter 3 considerably extended. Bibliography extended as well.
Some numerical results updated. Conclusions unchanged | null | null | null | hep-ph | null | The Two Higgs Doublet model and its phenomenological implications are
discussed. A brief survey on the present status of this model is given. In
particular, we concentrate on the Two Higgs Doublet Model with Flavor Changing
Neutral Currents. First, we develop some new parametrizations of the 2HDM type
III, in such a ... | [
{
"created": "Mon, 16 Dec 2002 23:11:33 GMT",
"version": "v1"
},
{
"created": "Mon, 28 Apr 2003 14:58:29 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Diaz",
"Rodolfo A.",
""
]
] | The Two Higgs Doublet model and its phenomenological implications are discussed. A brief survey on the present status of this model is given. In particular, we concentrate on the Two Higgs Doublet Model with Flavor Changing Neutral Currents. First, we develop some new parametrizations of the 2HDM type III, in such a wa... |
1601.05217 | Yuya Yamaguchi | Naoyuki Haba, Hiroyuki Ishida, Nobuchika Okada, Yuya Yamaguchi | Vacuum stability and naturalness in type-II seesaw | 19 pages, 6 figures. Version accepted for publication in EPJC. All
figures have been revised with using one-loop threshold corrections, but our
results do not change | Eur. Phys. J. C (2016) 76:333 | 10.1140/epjc/s10052-016-4180-z | SU-HET-01-2016 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the vacuum stability and perturbativity conditions in the minimal
type-II seesaw model. These conditions give characteristic constraints to model
parameters. In the model, there is a $SU(2)_L$ triplet scalar field, which
could cause a large Higgs mass correction. From the naturalness point of view,
heavy Hig... | [
{
"created": "Wed, 20 Jan 2016 09:42:00 GMT",
"version": "v1"
},
{
"created": "Sat, 30 Jul 2016 08:13:16 GMT",
"version": "v2"
}
] | 2016-08-02 | [
[
"Haba",
"Naoyuki",
""
],
[
"Ishida",
"Hiroyuki",
""
],
[
"Okada",
"Nobuchika",
""
],
[
"Yamaguchi",
"Yuya",
""
]
] | We study the vacuum stability and perturbativity conditions in the minimal type-II seesaw model. These conditions give characteristic constraints to model parameters. In the model, there is a $SU(2)_L$ triplet scalar field, which could cause a large Higgs mass correction. From the naturalness point of view, heavy Higgs... |
hep-ph/9711403 | Hamid Kharraziha | B. Andersson, G. Gustafson and H. Kharraziha | Investigations into the BFKL Mechanism with a Running QCD Coupling | 24 pages, 10 supplementary files, submitted to Physical Review D | Phys.Rev. D57 (1998) 5543-5554 | 10.1103/PhysRevD.57.5543 | LU-TP 97-29 | hep-ph | null | We present approximations of varying degree of sophistication to the integral
equations for the (gluon) structure functions of a hadron (``the partonic flux
factor'') in a model valid in the Leading Log Approximation with a running
coupling constant. The results are all of the BFKL-type, i.e. a power in the
Bjorken v... | [
{
"created": "Thu, 20 Nov 1997 11:56:35 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Andersson",
"B.",
""
],
[
"Gustafson",
"G.",
""
],
[
"Kharraziha",
"H.",
""
]
] | We present approximations of varying degree of sophistication to the integral equations for the (gluon) structure functions of a hadron (``the partonic flux factor'') in a model valid in the Leading Log Approximation with a running coupling constant. The results are all of the BFKL-type, i.e. a power in the Bjorken var... |
hep-ph/0606225 | Mustafa Savci | T. M. Aliev, M. Savci | (Lambda_b -> Lambda l^+ l^-) decay in universal extra dimensions | 17 pages, 3 figures, LaTeX formatted | Eur.Phys.J.C50:91-99,2007 | 10.1140/epjc/s10052-006-0203-5 | metu-phys-hep-06-12 | hep-ph | null | We study the exclusive (Lambda_b -> \Lambda l^+ l^-) decay in the Appelquist,
Chang, Dobrescu model within one universal extra dimension. We investigate the
sensitivity of the branching ratio, lepton polarization and forward-backward
asymmetry A_{FB} to the compactification parameter (1/R) We obtain that the
branchin... | [
{
"created": "Wed, 21 Jun 2006 12:52:55 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Aliev",
"T. M.",
""
],
[
"Savci",
"M.",
""
]
] | We study the exclusive (Lambda_b -> \Lambda l^+ l^-) decay in the Appelquist, Chang, Dobrescu model within one universal extra dimension. We investigate the sensitivity of the branching ratio, lepton polarization and forward-backward asymmetry A_{FB} to the compactification parameter (1/R) We obtain that the branching ... |
1904.06693 | Daniele Binosi | Daniele Binosi and Andrea Quadri | Off-shell renormalization in the presence of dimension 6 derivative
operators. II. UV coefficients | 33 pages; revised version including the derivation of the one-loop
beta functions | null | null | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The full off-shell one loop renormalization for all divergent amplitudes up
to dimension 6 in the Abelian Higgs-Kibble model, supplemented with a maximally
power counting violating higher-dimensional gauge-invariant derivative
interaction $\sim g ~ \phi^\dagger \phi (D^\mu \phi)^\dagger D_\mu \phi$, is
presented. Thi... | [
{
"created": "Sun, 14 Apr 2019 13:47:42 GMT",
"version": "v1"
},
{
"created": "Tue, 10 Sep 2019 08:52:44 GMT",
"version": "v2"
}
] | 2019-09-11 | [
[
"Binosi",
"Daniele",
""
],
[
"Quadri",
"Andrea",
""
]
] | The full off-shell one loop renormalization for all divergent amplitudes up to dimension 6 in the Abelian Higgs-Kibble model, supplemented with a maximally power counting violating higher-dimensional gauge-invariant derivative interaction $\sim g ~ \phi^\dagger \phi (D^\mu \phi)^\dagger D_\mu \phi$, is presented. This ... |
2104.04458 | Manimala Chakraborti | Manimala Chakraborti, Leszek Roszkowski and Sebastian Trojanowski | GUT-constrained supersymmetry and dark matter in light of the new
$(g-2)_\mu$ determination | 18 pages, 4 figures, Updated version, matches with the version
published in JHEP | null | 10.1007/JHEP05(2021)252 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The recent confirmation by the Fermilab-based Muon g-2 experiment of the
$(g-2)_\mu$ anomaly has important implications for allowed particle spectra in
softly broken supersymmetry (SUSY) models with neutralino dark matter (DM).
Generally, the DM has to be quite light, with the mass up to a few hundred GeV,
and bino-d... | [
{
"created": "Fri, 9 Apr 2021 16:11:40 GMT",
"version": "v1"
},
{
"created": "Fri, 18 Jun 2021 16:12:11 GMT",
"version": "v2"
}
] | 2021-06-21 | [
[
"Chakraborti",
"Manimala",
""
],
[
"Roszkowski",
"Leszek",
""
],
[
"Trojanowski",
"Sebastian",
""
]
] | The recent confirmation by the Fermilab-based Muon g-2 experiment of the $(g-2)_\mu$ anomaly has important implications for allowed particle spectra in softly broken supersymmetry (SUSY) models with neutralino dark matter (DM). Generally, the DM has to be quite light, with the mass up to a few hundred GeV, and bino-dom... |
hep-ph/9502400 | null | Keith A. Olive and Gary Steigman | A New Look At Neutrino Limits From Big Bang Nucleosynthesis | 11 pages, latex, four uuencoded ps figures included | Phys.Lett.B354:357-362,1995 | 10.1016/0370-2693(95)00668-B | UMN-TH-1325/95;OSU-TA-2/95 | hep-ph astro-ph | null | We take a fresh look at the limits on the number of neutrino flavors derived
from big bang nucleosynthesis. In particular, recent measurements of the \he4
abundance enable one to estimate the primordial \he4 mass fraction at $Y_p =
0.232 \pm .003(stat) \pm .005(syst)$. For a baryon to photon ratio, $\eta$,
consistent... | [
{
"created": "Mon, 27 Feb 1995 20:33:59 GMT",
"version": "v1"
}
] | 2016-09-01 | [
[
"Olive",
"Keith A.",
""
],
[
"Steigman",
"Gary",
""
]
] | We take a fresh look at the limits on the number of neutrino flavors derived from big bang nucleosynthesis. In particular, recent measurements of the \he4 abundance enable one to estimate the primordial \he4 mass fraction at $Y_p = 0.232 \pm .003(stat) \pm .005(syst)$. For a baryon to photon ratio, $\eta$, consistent w... |
1701.07377 | Chien-Thang Tran | Mikhail A. Ivanov, Chien-Thang Tran | Exclusive decays $J/\psi \to D_{(s)}^{(*)-} {\ell}^+ \nu_{\ell}$ in a
covariant constituent quark model with infrared confinement | 18 pages, 6 figures, 6 tables, published (2015). arXiv admin note:
text overlap with arXiv:1508.02678 | Physical Review D 92, 114022 (2015) | 10.1103/PhysRevD.92.074030 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the exclusive semileptonic decays $J/\psi \to D_{(s)}^{(*)-}
{\ell}^+ \nu_{\ell}$, where $\ell=e,\mu$, within the Standard Model. The
relevant transition form factors are calculated in the framework of a
relativistic constituent quark model with built-in infrared confinement. Our
calculations predict t... | [
{
"created": "Wed, 25 Jan 2017 17:03:55 GMT",
"version": "v1"
}
] | 2017-01-26 | [
[
"Ivanov",
"Mikhail A.",
""
],
[
"Tran",
"Chien-Thang",
""
]
] | We investigate the exclusive semileptonic decays $J/\psi \to D_{(s)}^{(*)-} {\ell}^+ \nu_{\ell}$, where $\ell=e,\mu$, within the Standard Model. The relevant transition form factors are calculated in the framework of a relativistic constituent quark model with built-in infrared confinement. Our calculations predict the... |
2201.06171 | Shi Pu | Jun-Jie Zhang, Xin-Li Sheng, Shi Pu, Jian-Nan Chen, Guo-Liang Peng,
Jian-Guo Wang and Qun Wang | Charge-dependent directed flows in heavy-ion collisions by
Boltzmann-Maxwell equations | 9 pages, 6 figures; accepted by Phys. Rev. Research | Phys.Rev.Research 4, 033138 (2022) | 10.1103/PhysRevResearch.4.033138 | null | hep-ph nucl-th | http://creativecommons.org/licenses/by/4.0/ | We have calculated the directed flow $v_{1}$ and charge-dependent directed
flow $\Delta v_{1}$ for pions and protons in Au+Au collisions at
$\sqrt{s_{NN}}=200$GeV by solving the coupled Boltzmann-Maxwell equations
self-consistently. Our numerical results show that $v_{1}$ for pions and
protons are all negative in the... | [
{
"created": "Mon, 17 Jan 2022 01:36:05 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Aug 2022 10:49:50 GMT",
"version": "v2"
}
] | 2022-10-03 | [
[
"Zhang",
"Jun-Jie",
""
],
[
"Sheng",
"Xin-Li",
""
],
[
"Pu",
"Shi",
""
],
[
"Chen",
"Jian-Nan",
""
],
[
"Peng",
"Guo-Liang",
""
],
[
"Wang",
"Jian-Guo",
""
],
[
"Wang",
"Qun",
""
]
] | We have calculated the directed flow $v_{1}$ and charge-dependent directed flow $\Delta v_{1}$ for pions and protons in Au+Au collisions at $\sqrt{s_{NN}}=200$GeV by solving the coupled Boltzmann-Maxwell equations self-consistently. Our numerical results show that $v_{1}$ for pions and protons are all negative in the p... |
hep-ph/9608483 | Johannes Bluemlein | J. Bl\"umlein, E. Boos, and A. Kryukov | Leptoquark Pair Production at HERA | 6 pages Latex, including 2 eps-figures. To appear in: Proc. of the
1996 HERA Physics Workshop | null | null | null | hep-ph | null | The scalar and vector leptoquark pair production cross sections for deep
inelastic $ep$ scattering are calculated. Estimates are presented for the
search potential at HERA.
| [
{
"created": "Thu, 29 Aug 1996 12:49:20 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Blümlein",
"J.",
""
],
[
"Boos",
"E.",
""
],
[
"Kryukov",
"A.",
""
]
] | The scalar and vector leptoquark pair production cross sections for deep inelastic $ep$ scattering are calculated. Estimates are presented for the search potential at HERA. |
1507.04653 | Djuna Croon | Djuna Croon, Veronica Sanz and Ewan R. M. Tarrant | Reheating with a Composite Higgs | 33 pages, 5 figures. Published version | Phys. Rev. D 94, 045010 (2016) | 10.1103/PhysRevD.94.045010 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The flatness of the inflaton potential and lightness of the Higgs could have
the common origin of the breaking of a global symmetry. This scenario provides
a unified framework of Goldstone Inflation and Composite Higgs, where the
inflaton and the Higgs both have a pseudo--Goldstone boson nature. The inflaton
reheats ... | [
{
"created": "Thu, 16 Jul 2015 17:01:46 GMT",
"version": "v1"
},
{
"created": "Thu, 25 Aug 2016 10:36:25 GMT",
"version": "v2"
}
] | 2016-08-26 | [
[
"Croon",
"Djuna",
""
],
[
"Sanz",
"Veronica",
""
],
[
"Tarrant",
"Ewan R. M.",
""
]
] | The flatness of the inflaton potential and lightness of the Higgs could have the common origin of the breaking of a global symmetry. This scenario provides a unified framework of Goldstone Inflation and Composite Higgs, where the inflaton and the Higgs both have a pseudo--Goldstone boson nature. The inflaton reheats th... |
1008.3466 | Vladimir V. Anisovich | V.V. Anisovich | Colour effective particles and confinement | Talk at Workshop ''Hadron Structure and QCD'' Gatchina, Russia, July
5 - July 9, 2010 | null | 10.1134/S0021364010180128 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Here I present a brief review of papers where the idea is pushed forward that
colour confinement is realized by singular interaction at large distances
between colour effective particles (constituent quarks, diquarks, massive
effective gluons).
| [
{
"created": "Fri, 20 Aug 2010 09:57:22 GMT",
"version": "v1"
}
] | 2015-05-19 | [
[
"Anisovich",
"V. V.",
""
]
] | Here I present a brief review of papers where the idea is pushed forward that colour confinement is realized by singular interaction at large distances between colour effective particles (constituent quarks, diquarks, massive effective gluons). |
1006.3284 | Vladimir Bytev | A. I. Ahmadov, V. V. Bytev, E. A. Kuraev, E. Tomasi-Gustafsson | Radiative proton-antiproton annihilation to a lepton pair | 2 figures | Phys.Rev.D82:094016,2010 | 10.1103/PhysRevD.82.094016 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The annihilation of proton and antiproton to electron-positron pair,
including radiative corrections due to the emission of virtual and real photons
is considered. The results are generalized to leading and next-to leading
approximations. The relevant distributions are derived and numerical
applications are given in ... | [
{
"created": "Wed, 16 Jun 2010 17:56:30 GMT",
"version": "v1"
}
] | 2010-12-09 | [
[
"Ahmadov",
"A. I.",
""
],
[
"Bytev",
"V. V.",
""
],
[
"Kuraev",
"E. A.",
""
],
[
"Tomasi-Gustafsson",
"E.",
""
]
] | The annihilation of proton and antiproton to electron-positron pair, including radiative corrections due to the emission of virtual and real photons is considered. The results are generalized to leading and next-to leading approximations. The relevant distributions are derived and numerical applications are given in th... |
0810.4077 | Volker Pilipp | Christoph Greub, Volker Pilipp, Christof Sch\"upbach | Analytic calculation of two-loop QCD corrections to b\to s\ell^+\ell^-
in the high q^2 region | 27 pages, 4 figures, 2 tables, mathematica and c++ code attached,
minor changes and corrections of typos | JHEP 0812:040,2008 | 10.1088/1126-6708/2008/12/040 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present our results for the NNLL virtual corrections to the matrix
elements of the operators O_1 and O_2 for the inclusive process b\to
s\ell^+\ell^- in the kinematical region q^2>4m_c^2, where q^2 is the invariant
mass squared of the lepton-pair. This is the first analytic two-loop
calculation of these matrix ele... | [
{
"created": "Wed, 22 Oct 2008 14:48:20 GMT",
"version": "v1"
},
{
"created": "Thu, 13 Nov 2008 12:29:36 GMT",
"version": "v2"
},
{
"created": "Tue, 9 Dec 2008 13:31:03 GMT",
"version": "v3"
}
] | 2009-05-20 | [
[
"Greub",
"Christoph",
""
],
[
"Pilipp",
"Volker",
""
],
[
"Schüpbach",
"Christof",
""
]
] | We present our results for the NNLL virtual corrections to the matrix elements of the operators O_1 and O_2 for the inclusive process b\to s\ell^+\ell^- in the kinematical region q^2>4m_c^2, where q^2 is the invariant mass squared of the lepton-pair. This is the first analytic two-loop calculation of these matrix eleme... |
hep-ph/0104169 | Shufang Su | Shufang Su, Mark B. Wise (Caltech) | Supersymmetric Correction to Top Quark Pair Production near Threshold | 7 pages, 2 figures | Phys.Lett. B510 (2001) 205-210 | 10.1016/S0370-2693(01)00609-8 | CALT-68-2326 | hep-ph | null | We studied the leading supersymmetric contribution to top-antitop threshold
production using the NRQCD framework. The one-loop matching to the potential
and the Wilson coefficient of the leading production current were considered.
We point out that the leading correction to the potential is zero due to
SU(3)_c gauge ... | [
{
"created": "Tue, 17 Apr 2001 22:59:37 GMT",
"version": "v1"
},
{
"created": "Wed, 25 Apr 2001 21:03:09 GMT",
"version": "v2"
}
] | 2009-11-07 | [
[
"Su",
"Shufang",
"",
"Caltech"
],
[
"Wise",
"Mark B.",
"",
"Caltech"
]
] | We studied the leading supersymmetric contribution to top-antitop threshold production using the NRQCD framework. The one-loop matching to the potential and the Wilson coefficient of the leading production current were considered. We point out that the leading correction to the potential is zero due to SU(3)_c gauge in... |
hep-ph/0410408 | Toshihiko Ota | Toshihiko Ota, Joe Sato | Lepton Flavor Violation in a Long Baseline Experiment | 3 pages, 3 figures, to appear in the proceedings of the 6th
International Workshop on Neutrino Factory and Superbeams NuFact04,
Osaka,Japan, July 26 - August 1, 2004 | null | 10.1016/j.nuclphysbps.2005.05.092 | TUM-HEP-563/04,OU-HET-516 | hep-ph | null | We evaluate the size of a coupling for a lepton flavor violating interaction
with neutrinos (nLFV) in the minimal supersymmetric standard model with
right-handed neutrinos (MSSMRN). It is expected that the nLFV interactions are
detected in a long baseline neutrino oscillation experiment. We here deal with
$\mu^{-} \t... | [
{
"created": "Fri, 29 Oct 2004 17:20:34 GMT",
"version": "v1"
},
{
"created": "Wed, 16 Feb 2005 09:40:59 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Ota",
"Toshihiko",
""
],
[
"Sato",
"Joe",
""
]
] | We evaluate the size of a coupling for a lepton flavor violating interaction with neutrinos (nLFV) in the minimal supersymmetric standard model with right-handed neutrinos (MSSMRN). It is expected that the nLFV interactions are detected in a long baseline neutrino oscillation experiment. We here deal with $\mu^{-} \to ... |
hep-ph/0008298 | Robert Fleischer | Andrzej J. Buras, Robert Fleischer | Constraints on $\gamma$ and Strong Phases from $B\to\pi K$ Decays | 5 pages, LaTeX, 2 figures. Talk given by R. Fleischer at ICHEP 2000,
Osaka, Japan, 27 July - 2 August 2000. To appear in the Proceedings | null | null | DESY 00-122, TUM-HEP-290/00 | hep-ph | null | As we pointed out recently, the neutral decays $B_d\to\pi^\mp K^\pm$ and
$B_d\to\pi^0K$ may provide non-trivial bounds on the CKM angle $\gamma$. Here
we reconsider this approach in the light of recent CLEO data, which look very
interesting. In particular, the results for the corresponding CP-averaged
branching ratio... | [
{
"created": "Tue, 29 Aug 2000 08:21:55 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Buras",
"Andrzej J.",
""
],
[
"Fleischer",
"Robert",
""
]
] | As we pointed out recently, the neutral decays $B_d\to\pi^\mp K^\pm$ and $B_d\to\pi^0K$ may provide non-trivial bounds on the CKM angle $\gamma$. Here we reconsider this approach in the light of recent CLEO data, which look very interesting. In particular, the results for the corresponding CP-averaged branching ratios ... |
hep-ph/9802349 | D. Delepine | D.Delepine | A model for a dynamically induced large CP-violating phase | 6 pages, latex, talk presented at the VI Workshop on Particles and
Fields (21-27 Nov.1997 in Morelia Mich.,Mexico) | null | 10.1063/1.56636 | UCL-IPT-98-02 | hep-ph | null | Assuming a new interaction with a $\theta$ term for the third generation of
quarks, a value of $\theta$ different from zero dynamically induces the top-
bottom mass splitting and a large CP-violating phase.
| [
{
"created": "Wed, 18 Feb 1998 15:25:29 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Delepine",
"D.",
""
]
] | Assuming a new interaction with a $\theta$ term for the third generation of quarks, a value of $\theta$ different from zero dynamically induces the top- bottom mass splitting and a large CP-violating phase. |
1208.5484 | Jihn E. Kim | Jihn E. Kim | Inverted effective SUSY with combined Z' and gravity mediation, and muon
anomalous magnetic moment | 10 pages with 5 figures | null | 10.1103/PhysRevD.87.015004 | null | hep-ph astro-ph.CO hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Effective supersymmetry(SUSY) where stop is the lightest squark may run into
a two-loop tachyonic problem in some Z' mediation models. In addition, a large
A term or/and a large stop mass are needed to have about a 126 GeV Higgs boson
with three families of quarks and leptons. Thus, we suggest an inverted
effective S... | [
{
"created": "Mon, 27 Aug 2012 20:00:02 GMT",
"version": "v1"
},
{
"created": "Sun, 23 Sep 2012 20:08:27 GMT",
"version": "v2"
}
] | 2015-06-11 | [
[
"Kim",
"Jihn E.",
""
]
] | Effective supersymmetry(SUSY) where stop is the lightest squark may run into a two-loop tachyonic problem in some Z' mediation models. In addition, a large A term or/and a large stop mass are needed to have about a 126 GeV Higgs boson with three families of quarks and leptons. Thus, we suggest an inverted effective SUS... |
hep-ph/9809390 | Massimo Pietroni | Massimo Pietroni | Critical Slowing Down from $T\neq 0$ Wilson RG | 7 pages twocolumn REVTeX, 4 figures, Talk given at the 5th
International Workshop `Thermal Field Theories and their Applications',
August 10 - 14, 1998, Regensburg, Germany. Explicit expression for the
evolution equations added. Typo corrected | null | null | DFPD 98/TH/40 | hep-ph | null | The Thermal Renormalization Group can be employed to study the dynamics of
$T\neq 0$ Quantum Field Theories close to second order phase transitions, where
neither resummed perturbation theory nor first principle lattice simulations
can be employed. As an example, I discuss the computation of the plasmon
damping rate ... | [
{
"created": "Tue, 15 Sep 1998 10:18:16 GMT",
"version": "v1"
},
{
"created": "Wed, 14 Oct 1998 21:34:45 GMT",
"version": "v2"
},
{
"created": "Thu, 15 Oct 1998 15:13:44 GMT",
"version": "v3"
}
] | 2009-09-25 | [
[
"Pietroni",
"Massimo",
""
]
] | The Thermal Renormalization Group can be employed to study the dynamics of $T\neq 0$ Quantum Field Theories close to second order phase transitions, where neither resummed perturbation theory nor first principle lattice simulations can be employed. As an example, I discuss the computation of the plasmon damping rate in... |
2004.12857 | Mujeeb Hasan | Mujeeb Hasan and Binoy Krishna Patra | Dissociation of heavy quarkonia in a weak magnetic field | 36 pages, 9 figures, Accepted for publication in Phys. Rev. D | Phys. Rev. D 102, 036020 (2020) | 10.1103/PhysRevD.102.036020 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We examined the effects of the weak magnetic field on the dissociation of
heavy quarkonia immersed in a thermal medium of quarks and gluons. For that
purpose, we have revisited the general structure of gluon self-energy tensor in
the presence of a weak magnetic field in thermal medium and obtained the
relevant struct... | [
{
"created": "Mon, 27 Apr 2020 15:11:18 GMT",
"version": "v1"
},
{
"created": "Fri, 14 Aug 2020 15:22:37 GMT",
"version": "v2"
}
] | 2020-09-02 | [
[
"Hasan",
"Mujeeb",
""
],
[
"Patra",
"Binoy Krishna",
""
]
] | We examined the effects of the weak magnetic field on the dissociation of heavy quarkonia immersed in a thermal medium of quarks and gluons. For that purpose, we have revisited the general structure of gluon self-energy tensor in the presence of a weak magnetic field in thermal medium and obtained the relevant structur... |
hep-ph/0011306 | Lisi Eligio | E. Lisi (Bari U. & INFN), A. Marrone (Bari U. & INFN), D. Montanino
(Lecce U.), A. Palazzo (Bari U. & INFN), and S.T. Petcov (SISSA, Trieste &
INFN, Trieste) | Analytical description of quasivacuum oscillations of solar neutrinos | 25 pages (RevTeX) + 11 figures (postscript) | Phys.Rev.D63:093002,2001 | 10.1103/PhysRevD.63.093002 | BARI-TH/400-2000, SISSA 107/2000/EP | hep-ph | null | We propose a simple prescription to calculate the solar neutrino survival
probability P_{ee} in the quasivacuum oscillation (QVO) regime. Such
prescription is obtained by matching perturbative and exact analytical results,
which effectively take into account the density distribution in the Sun as
provided by the stan... | [
{
"created": "Fri, 24 Nov 2000 17:49:52 GMT",
"version": "v1"
}
] | 2009-10-07 | [
[
"Lisi",
"E.",
"",
"Bari U. & INFN"
],
[
"Marrone",
"A.",
"",
"Bari U. & INFN"
],
[
"Montanino",
"D.",
"",
"Lecce U."
],
[
"Palazzo",
"A.",
"",
"Bari U. & INFN"
],
[
"Petcov",
"S. T.",
"",
"SISSA, Trieste &\n INFN, Tri... | We propose a simple prescription to calculate the solar neutrino survival probability P_{ee} in the quasivacuum oscillation (QVO) regime. Such prescription is obtained by matching perturbative and exact analytical results, which effectively take into account the density distribution in the Sun as provided by the standa... |
0810.5024 | Nobuhiro Uekusa | Nobuhiro Uekusa | Operators in ultraviolet completions for collective symmetry breaking | 19 pages, 3 figures, a new section added | Phys.Rev.D79:085010,2009 | 10.1103/PhysRevD.79.085010 | OU-HET 615/2008 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the Lagrangian terms of scalar-gauge interactions in a
weakly-coupled gauge theory beyond the ultraviolet momentum cutoff of models
where the collective symmetry breaking mechanism protects the Higgs mass
squared against having quadratic divergence. We also propose a five-dimensional
model in which the... | [
{
"created": "Tue, 28 Oct 2008 14:02:05 GMT",
"version": "v1"
},
{
"created": "Thu, 15 Jan 2009 05:59:08 GMT",
"version": "v2"
},
{
"created": "Mon, 23 Mar 2009 06:01:23 GMT",
"version": "v3"
}
] | 2014-11-18 | [
[
"Uekusa",
"Nobuhiro",
""
]
] | We investigate the Lagrangian terms of scalar-gauge interactions in a weakly-coupled gauge theory beyond the ultraviolet momentum cutoff of models where the collective symmetry breaking mechanism protects the Higgs mass squared against having quadratic divergence. We also propose a five-dimensional model in which the g... |
hep-ph/9903525 | Vittorio Del Duca | Zvi Bern, Vittorio Del Duca, William B. Kilgore and Carl R. Schmidt | The Infrared Behavior of QCD Cross Sections at Next-to-Next-to-Leading
Order | LaTeX, 11 pages. To appear in the Proceedings of the Corfu Summer
Institute on Elementary Particle Physics, 1998 | null | null | EDINBURGH 98/24, MSUHEP-90324, UCLA/99/TEP/12, BNL-HET-99/9 | hep-ph | null | In this talk we examine how one-loop soft and collinear splitting functions
occur in the calculation of next-to-next-to-leading order (NNLO) corrections to
production rates, and we present the one-loop gluon soft and splitting
functions, computed to all orders in the dimensional regularization parameter
$\epsilon$. W... | [
{
"created": "Tue, 30 Mar 1999 09:17:18 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Bern",
"Zvi",
""
],
[
"Del Duca",
"Vittorio",
""
],
[
"Kilgore",
"William B.",
""
],
[
"Schmidt",
"Carl R.",
""
]
] | In this talk we examine how one-loop soft and collinear splitting functions occur in the calculation of next-to-next-to-leading order (NNLO) corrections to production rates, and we present the one-loop gluon soft and splitting functions, computed to all orders in the dimensional regularization parameter $\epsilon$. We ... |
1412.7152 | Viktor Toth | Eniko J. M. Madarassy and Viktor T. Toth | Evolution and dynamical properties of Bose-Einstein condensate dark
matter stars | 9 pages, 3 figures | Phys. Rev. D 91, 044041 (2015) | 10.1103/PhysRevD.91.044041 | null | hep-ph astro-ph.SR gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Using recently developed nonrelativistic numerical simulation code, we
investigate the stability properties of compact astrophysical objects that may
be formed due to the Bose-Einstein condensation of dark matter. Once the
temperature of a boson gas is less than the critical temperature, a
Bose-Einstein condensation ... | [
{
"created": "Mon, 22 Dec 2014 20:57:29 GMT",
"version": "v1"
}
] | 2015-03-05 | [
[
"Madarassy",
"Eniko J. M.",
""
],
[
"Toth",
"Viktor T.",
""
]
] | Using recently developed nonrelativistic numerical simulation code, we investigate the stability properties of compact astrophysical objects that may be formed due to the Bose-Einstein condensation of dark matter. Once the temperature of a boson gas is less than the critical temperature, a Bose-Einstein condensation pr... |
1403.0653 | Thomas Schaefer | Thomas Schaefer (North Carolina State University) | Fluid Dynamics and Viscosity in Strongly Correlated Fluids | 71 pages, prepared for Annual Reviews of Nuclear and Particle
Science; Arxiv version contains additional endnotes and references. (Second
revised version: Final version for Annual Reviews, minor corrections and
additional figures, endnotes expanded and new references.) | null | 10.1146/annurev-nucl-102313-025439 | null | hep-ph cond-mat.quant-gas hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We review the modern view of fluid dynamics as an effective low energy, long
wavelength theory of many body systems at finite temperature. We introduce the
concept of a nearly perfect fluid, defined by a ratio $\eta/s$ of shear
viscosity to entropy density of order $\hbar/k_B$ or less. Nearly perfect
fluids exhibit h... | [
{
"created": "Tue, 4 Mar 2014 01:38:22 GMT",
"version": "v1"
},
{
"created": "Sat, 22 Mar 2014 01:11:48 GMT",
"version": "v2"
},
{
"created": "Fri, 20 Jun 2014 16:31:20 GMT",
"version": "v3"
}
] | 2015-06-19 | [
[
"Schaefer",
"Thomas",
"",
"North Carolina State University"
]
] | We review the modern view of fluid dynamics as an effective low energy, long wavelength theory of many body systems at finite temperature. We introduce the concept of a nearly perfect fluid, defined by a ratio $\eta/s$ of shear viscosity to entropy density of order $\hbar/k_B$ or less. Nearly perfect fluids exhibit hyd... |
hep-ph/9906335 | Utpal Sarkar | Utpal Sarkar | Models of Neutrino Masses and Baryogenesis | 27 pages including 5 figures; Review article for Pramana: the Indian
Journal of Physics | Pramana 54:101-118,2000 | 10.1007/s12043-000-0010-8 | null | hep-ph | null | Majorana masses of the neutrino implies lepton number violation and is
intimately related to the lepton asymmetry of the universe, which gets related
to the baryon asymmetry of the universe in the presence of the sphalerons
during the electroweak phase transition. Assuming that the baryon asymmetry of
the universe is... | [
{
"created": "Fri, 11 Jun 1999 13:06:15 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Sarkar",
"Utpal",
""
]
] | Majorana masses of the neutrino implies lepton number violation and is intimately related to the lepton asymmetry of the universe, which gets related to the baryon asymmetry of the universe in the presence of the sphalerons during the electroweak phase transition. Assuming that the baryon asymmetry of the universe is g... |
2305.13383 | Jean-Loup Tastet | Maksym Ovchynnikov, Jean-Loup Tastet, Oleksii Mikulenko, Kyrylo
Bondarenko | Sensitivities to feebly interacting particles: public and unified
calculations | 21 pages. v2, minor revision: added i) an option to hadronize the FIP
decay products and ii) two case studies. v3: matches version published in PRD | Phys. Rev. D 108, 075028 (2023) | 10.1103/PhysRevD.108.075028 | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | The idea that new physics could take the form of feebly interacting particles
(FIPs) - particles with a mass below the electroweak scale, but which may have
evaded detection due to their tiny couplings or very long lifetime - has gained
a lot of traction in the last decade, and numerous experiments have been
proposed... | [
{
"created": "Mon, 22 May 2023 18:00:35 GMT",
"version": "v1"
},
{
"created": "Fri, 29 Sep 2023 15:49:28 GMT",
"version": "v2"
},
{
"created": "Mon, 30 Oct 2023 18:33:18 GMT",
"version": "v3"
}
] | 2023-11-02 | [
[
"Ovchynnikov",
"Maksym",
""
],
[
"Tastet",
"Jean-Loup",
""
],
[
"Mikulenko",
"Oleksii",
""
],
[
"Bondarenko",
"Kyrylo",
""
]
] | The idea that new physics could take the form of feebly interacting particles (FIPs) - particles with a mass below the electroweak scale, but which may have evaded detection due to their tiny couplings or very long lifetime - has gained a lot of traction in the last decade, and numerous experiments have been proposed t... |
2210.08489 | ZhengYang Gao | Z. Y. Gao, P. Wang, M. Y. Yang | Contributions to the nucleon form factors from bubble and tadpole
diagrams | 11 pages,7 figures | Chin. Phys. C, 47:025102, 2023 | 10.1088/1674-1137/aca466 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The nonlocal chiral effective theory is applied to investigate the
electromagnetic and strange form factors of nucleon. The bubble and tadpole
diagrams are included in the calculation. With the contributions from bubble
and tadpole diagrams, the obtained electromagnetic form factors are close to
the results without t... | [
{
"created": "Sun, 16 Oct 2022 08:54:42 GMT",
"version": "v1"
},
{
"created": "Sat, 19 Nov 2022 15:58:39 GMT",
"version": "v2"
}
] | 2023-02-06 | [
[
"Gao",
"Z. Y.",
""
],
[
"Wang",
"P.",
""
],
[
"Yang",
"M. Y.",
""
]
] | The nonlocal chiral effective theory is applied to investigate the electromagnetic and strange form factors of nucleon. The bubble and tadpole diagrams are included in the calculation. With the contributions from bubble and tadpole diagrams, the obtained electromagnetic form factors are close to the results without the... |
1912.09304 | Alan D. Martin | A.D.Martin and M.G.Ryskin | Comments on Global Parton Analyses | 15 pages, 3 figures. arXiv admin note: text overlap with
arXiv:1307.3508 | null | 10.5506/APhysPolB.51.1079 | IPPP/19/97 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the causes which can limit the accuracy of the predictions based
on the conventional PDFs when including in global parton analyses the data at
moderate scales $\mu$. The first is the existence of power corrections ${\cal
O} (Q_0^2/\mu^2)$ due to the double counting of contributions arising from the
region ... | [
{
"created": "Wed, 18 Dec 2019 15:48:28 GMT",
"version": "v1"
}
] | 2020-07-15 | [
[
"Martin",
"A. D.",
""
],
[
"Ryskin",
"M. G.",
""
]
] | We discuss the causes which can limit the accuracy of the predictions based on the conventional PDFs when including in global parton analyses the data at moderate scales $\mu$. The first is the existence of power corrections ${\cal O} (Q_0^2/\mu^2)$ due to the double counting of contributions arising from the region be... |
hep-ph/0103282 | Dieter Gromes | D. Gromes | A Gauge and Lorentz covariant Approximation for the Quark Propagator in
an arbitrary Gluon Field | 15 pages, 3 figures. Replaced with version to appear in Eur. Phys. J.
C | Eur.Phys.J.C20:523-530,2001 | 10.1007/s100520100701 | HD-THEP-01-17 | hep-ph | null | We decompose the quark propagator in the presence of an arbitrary gluon field
with respect to a set of Dirac matrices. The four-dimensional integrals which
arise in first order perturbation theory are rewritten as line-integrals along
certain field lines, together with a weighted integration over the various
field li... | [
{
"created": "Tue, 27 Mar 2001 08:56:27 GMT",
"version": "v1"
},
{
"created": "Fri, 18 May 2001 09:05:16 GMT",
"version": "v2"
}
] | 2009-01-07 | [
[
"Gromes",
"D.",
""
]
] | We decompose the quark propagator in the presence of an arbitrary gluon field with respect to a set of Dirac matrices. The four-dimensional integrals which arise in first order perturbation theory are rewritten as line-integrals along certain field lines, together with a weighted integration over the various field line... |
hep-ph/9407410 | null | A. D. Speliotopoulos | Quantum Mechanics and Linearized Gravitational Waves | 24 pages, written in REVTEX | Phys.Rev. D51 (1995) 1701-1709 | 10.1103/PhysRevD.51.1701 | IP-ASTP-18-94 | hep-ph astro-ph gr-qc | null | The interaction of classical gravitational waves (GW) with matter is studied
within a quantum mechanical framework. The classical equations of motion in the
long wave-length limit is quantized and a Schroedinger equation for the
interaction of GW with matter is proposed. Due to its quadrapole nature, the GW
interacts... | [
{
"created": "Mon, 1 Aug 1994 14:27:54 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Speliotopoulos",
"A. D.",
""
]
] | The interaction of classical gravitational waves (GW) with matter is studied within a quantum mechanical framework. The classical equations of motion in the long wave-length limit is quantized and a Schroedinger equation for the interaction of GW with matter is proposed. Due to its quadrapole nature, the GW interacts w... |
2106.11785 | Dibyakrupa Sahoo | C. S. Kim, M. V. N. Murthy and Dibyakrupa Sahoo | Inferring the nature of active neutrinos: Dirac or Majorana? | 30 pages, 5 figures, updated references, typos corrected, for
published version visit the DOI | Physical Review D 105 (2022), 113006 | 10.1103/PhysRevD.105.113006 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The nature of a neutrino, whether it is a Dirac type or Majorana type, may be
comprehensively probed using their quantum statistical properties. If the
neutrino is a Majorana fermion, then by definition it is identical and
indistinguishable from the corresponding antineutrino. When a Majorana neutrino
and antineutrin... | [
{
"created": "Tue, 22 Jun 2021 13:52:46 GMT",
"version": "v1"
},
{
"created": "Fri, 2 Jul 2021 02:37:47 GMT",
"version": "v2"
},
{
"created": "Sat, 16 Oct 2021 10:03:22 GMT",
"version": "v3"
},
{
"created": "Sat, 2 Jul 2022 09:15:21 GMT",
"version": "v4"
}
] | 2022-07-05 | [
[
"Kim",
"C. S.",
""
],
[
"Murthy",
"M. V. N.",
""
],
[
"Sahoo",
"Dibyakrupa",
""
]
] | The nature of a neutrino, whether it is a Dirac type or Majorana type, may be comprehensively probed using their quantum statistical properties. If the neutrino is a Majorana fermion, then by definition it is identical and indistinguishable from the corresponding antineutrino. When a Majorana neutrino and antineutrino ... |
1709.02905 | Pankaj Jain | Prasenjit Sanyal, Alekha C. Nayak, Gopal Kashyap and Pankaj Jain | Cosmological Dark Matter in a Conformal Model | 24 pages, 6 figures, major changes, to be published in Physical
Review D | Phys. Rev. D 100, 115032 (2019) | 10.1103/PhysRevD.100.115032 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the collider, astrophysical and cosmological constraints on the dark
matter sector of a conformal model within the framework of both the freeze out
as well as the freeze in mechanism. The model has a dark sector with strong
self interactions. This sector couples weakly with the Standard Model (SM)
particles ... | [
{
"created": "Sat, 9 Sep 2017 04:17:13 GMT",
"version": "v1"
},
{
"created": "Fri, 21 Dec 2018 06:29:49 GMT",
"version": "v2"
},
{
"created": "Fri, 17 May 2019 04:42:17 GMT",
"version": "v3"
},
{
"created": "Thu, 12 Dec 2019 06:28:09 GMT",
"version": "v4"
}
] | 2019-12-25 | [
[
"Sanyal",
"Prasenjit",
""
],
[
"Nayak",
"Alekha C.",
""
],
[
"Kashyap",
"Gopal",
""
],
[
"Jain",
"Pankaj",
""
]
] | We study the collider, astrophysical and cosmological constraints on the dark matter sector of a conformal model within the framework of both the freeze out as well as the freeze in mechanism. The model has a dark sector with strong self interactions. This sector couples weakly with the Standard Model (SM) particles vi... |
hep-ph/9805347 | null | A.N. Ivanov (CERN & Vienna University of Technology) | On the D^*+_s -> D^+_s pi^0 decay in the Effective quark model with
chiral U(3)xU(3) symmetry | 7 pages, Latex, no figures | null | null | null | hep-ph | null | The partial width of the decay D^*+_s -> D^+_s pi^0 going through the
violation of isotopical symmetry is computed with respect to the partial width
of the radiative decay D^*+_s -> D^+_s gamma in the effective quark model with
chiral U(3)xU(3) symmetry incorporating Heavy quark effective theory (HQET) and
Chiral per... | [
{
"created": "Sun, 17 May 1998 11:36:43 GMT",
"version": "v1"
},
{
"created": "Mon, 9 Nov 1998 07:48:37 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Ivanov",
"A. N.",
"",
"CERN & Vienna University of Technology"
]
] | The partial width of the decay D^*+_s -> D^+_s pi^0 going through the violation of isotopical symmetry is computed with respect to the partial width of the radiative decay D^*+_s -> D^+_s gamma in the effective quark model with chiral U(3)xU(3) symmetry incorporating Heavy quark effective theory (HQET) and Chiral pertu... |
hep-ph/9909342 | Tri Nang Pham | T. N. Pham | CP-violating asymmetry in B decays to 3 pseudoscalar mesons | Talk given at the QCD Euroconference 99, Montpellier 7-13 July 1999,
7 pages | Nucl.Phys.Proc.Suppl. 86 (2000) 487-490 | 10.1016/S0920-5632(00)00608-3 | PC - 739.0999 | hep-ph | null | The measurement of CP asymmetries in charged B meson decays might provide the
first demonstration of CP violation outside the K system. Among the usual three
CP-odd phases $\alpha$, $\beta$ and $\gamma$, the phase $\gamma$ seems to be
the most difficult to explore experimentally. In this talk I would like to
report o... | [
{
"created": "Mon, 13 Sep 1999 09:50:27 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Pham",
"T. N.",
""
]
] | The measurement of CP asymmetries in charged B meson decays might provide the first demonstration of CP violation outside the K system. Among the usual three CP-odd phases $\alpha$, $\beta$ and $\gamma$, the phase $\gamma$ seems to be the most difficult to explore experimentally. In this talk I would like to report on ... |
2210.10548 | G\'abor B\'ir\'o | G\'abor B\'ir\'o, Bence Tank\'o-Bartalis, Gergely G\'abor Barnaf\"oldi | Testing of KNO-scaling of charged hadron multiplicities within a Machine
Learning based approach | Contribution to the 41th International Conference on High Energy
Physics, 6-13 July, 2022, Bologna, Italy | null | null | null | hep-ph physics.comp-ph | http://creativecommons.org/licenses/by-nc-nd/4.0/ | The results of a Machine Learning-based method is presented here to
investigate the scaling properties of the final state charged hadron and mean
jet multiplicity distributions. Deep residual neural network architectures with
different complexities are utilized to predict the final state multiplicity
distribution fro... | [
{
"created": "Wed, 19 Oct 2022 13:41:01 GMT",
"version": "v1"
}
] | 2022-10-20 | [
[
"Bíró",
"Gábor",
""
],
[
"Tankó-Bartalis",
"Bence",
""
],
[
"Barnaföldi",
"Gergely Gábor",
""
]
] | The results of a Machine Learning-based method is presented here to investigate the scaling properties of the final state charged hadron and mean jet multiplicity distributions. Deep residual neural network architectures with different complexities are utilized to predict the final state multiplicity distribution from ... |
1303.1558 | Simon M. Freedman | Simon M. Freedman | Subleading Corrections To Thrust Using Effective Field Theory | 18 pages, 4 figures, 2 tables | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the subleading corrections to the thrust rate using
Soft-Collinear Effective Theory to factorize the rate and match onto jet and
soft operators that describe the degrees of freedom of the relevant scales. We
work in the perturbative regime where all the scales are well above
\Lambda_QCD. The thrust rate ... | [
{
"created": "Wed, 6 Mar 2013 22:17:12 GMT",
"version": "v1"
}
] | 2013-03-08 | [
[
"Freedman",
"Simon M.",
""
]
] | We calculate the subleading corrections to the thrust rate using Soft-Collinear Effective Theory to factorize the rate and match onto jet and soft operators that describe the degrees of freedom of the relevant scales. We work in the perturbative regime where all the scales are well above \Lambda_QCD. The thrust rate in... |
2107.03993 | Baradhwaj Coleppa | Baradhwaj Coleppa, Gokul B. Krishna, and Agnivo Sarkar | Charged Higgs Prospects In Extended Gauge Models | null | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | In this paper, we explore the collider phenomenology of the charged Higgs
boson in the context of a generic Beyond Standard Model scenario with extended
gauge and scalar sectors. In such scenarios, the charged Higgs boson can decay
via the $W^{'}Z/ WZ^{'}$ channels. We formulate a search strategy for the
$H^{\pm}$ in... | [
{
"created": "Thu, 8 Jul 2021 17:38:08 GMT",
"version": "v1"
}
] | 2021-07-09 | [
[
"Coleppa",
"Baradhwaj",
""
],
[
"Krishna",
"Gokul B.",
""
],
[
"Sarkar",
"Agnivo",
""
]
] | In this paper, we explore the collider phenomenology of the charged Higgs boson in the context of a generic Beyond Standard Model scenario with extended gauge and scalar sectors. In such scenarios, the charged Higgs boson can decay via the $W^{'}Z/ WZ^{'}$ channels. We formulate a search strategy for the $H^{\pm}$ in t... |
1705.00742 | Stefan H\"oche | Stefan H\"oche and Stefan Prestel | Triple collinear emissions in parton showers | 21 pages, 6 figures | Phys. Rev. D 96, 074017 (2017) | 10.1103/PhysRevD.96.074017 | SLAC-PUB-16963, FERMILAB-PUB-17-122-T, MCNET-17-05 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A framework to include triple collinear splitting functions into parton
showers is presented, and the implementation of flavor-changing NLO splitting
kernels is discussed as a first application. The correspondence between the
Monte-Carlo integration and the analytic computation of NLO DGLAP evolution
kernels is made ... | [
{
"created": "Mon, 1 May 2017 23:57:21 GMT",
"version": "v1"
},
{
"created": "Mon, 30 Oct 2017 19:14:56 GMT",
"version": "v2"
}
] | 2017-11-01 | [
[
"Höche",
"Stefan",
""
],
[
"Prestel",
"Stefan",
""
]
] | A framework to include triple collinear splitting functions into parton showers is presented, and the implementation of flavor-changing NLO splitting kernels is discussed as a first application. The correspondence between the Monte-Carlo integration and the analytic computation of NLO DGLAP evolution kernels is made ex... |
hep-ph/0602008 | Giancarlo D'Ambrosio | Giancarlo D'Ambrosio and Domenec Espriu | Vector meson decays from the Extended Chiral Quark Model | 7 pages, revtex4 | Phys.Lett.B638:487-491,2006 | 10.1016/j.physletb.2006.05.069 | null | hep-ph | null | We derive the the effective lagrangian that describes the interactions among
vector, axial-vector mesons and pseudoscalars starting from the extended chiral
quark model (ECQM). The results for the low-energy constants of this effective
lagrangian have a parametric resemblance with existing predictions based on the
Na... | [
{
"created": "Wed, 1 Feb 2006 16:13:52 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"D'Ambrosio",
"Giancarlo",
""
],
[
"Espriu",
"Domenec",
""
]
] | We derive the the effective lagrangian that describes the interactions among vector, axial-vector mesons and pseudoscalars starting from the extended chiral quark model (ECQM). The results for the low-energy constants of this effective lagrangian have a parametric resemblance with existing predictions based on the Namb... |
2406.09258 | Simonetta Liuti | Simonetta Liuti | Extraction of Information from Polarized Deep Exclusive Scattering with
Machine Learning | 10 pages, 3 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A framework defining benchmarks for the analysis of polarized exclusive
scattering cross sections is proposed that uses physics symmetry constraints as
well as lattice QCD predictions. These constraints are built into machine
learning (ML) algorithms. Both physics driven and ML based benchmarks are
applied to a wide ... | [
{
"created": "Thu, 13 Jun 2024 16:00:03 GMT",
"version": "v1"
}
] | 2024-06-14 | [
[
"Liuti",
"Simonetta",
""
]
] | A framework defining benchmarks for the analysis of polarized exclusive scattering cross sections is proposed that uses physics symmetry constraints as well as lattice QCD predictions. These constraints are built into machine learning (ML) algorithms. Both physics driven and ML based benchmarks are applied to a wide ra... |
1609.02555 | Asher Berlin | Asher Berlin, Dan Hooper, Gordan Krnjaic | Thermal Dark Matter From A Highly Decoupled Sector | 28 pages (1 in the Appendix), 9 figures; added references and updated
to published version | Phys. Rev. D 94, 095019 (2016) | 10.1103/PhysRevD.94.095019 | FERMILAB-PUB-16-318-A | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It has recently been shown that if the dark matter is in thermal equilibrium
with a sector that is highly decoupled from the Standard Model, it can
freeze-out with an acceptable relic abundance, even if the dark matter is as
heavy as ~1-100 PeV. In such scenarios, both the dark and visible sectors are
populated after... | [
{
"created": "Thu, 8 Sep 2016 20:00:00 GMT",
"version": "v1"
},
{
"created": "Thu, 1 Dec 2016 19:01:55 GMT",
"version": "v2"
}
] | 2016-12-02 | [
[
"Berlin",
"Asher",
""
],
[
"Hooper",
"Dan",
""
],
[
"Krnjaic",
"Gordan",
""
]
] | It has recently been shown that if the dark matter is in thermal equilibrium with a sector that is highly decoupled from the Standard Model, it can freeze-out with an acceptable relic abundance, even if the dark matter is as heavy as ~1-100 PeV. In such scenarios, both the dark and visible sectors are populated after i... |
hep-ph/9801310 | Vicente Vento | V. Vento (Departament de Fisica Teorica - Institut de Fisica
Corpuscular, Universitat de Valencia- Consejo Superior de Investigaciones
Cientificas, Burjassot (Valencia), Spain) | The Cheshire Cat revisited | 21 pages, Latex, uses sprocl.sty. Will appear in the Proceedings of
the APCTP Workshop on Astro-Hadron Physics (World Scientific, Singapore) | null | null | null | hep-ph | null | The concept of effective field theory leads in a natural way to a
construction principle for phenomenological sensible models known under the
name of the Cheshire Cat Principle. We review its formulation in the chiral bag
scenario and discuss its realization for the flavor singlet axial charge.
Quantum effects inside... | [
{
"created": "Thu, 15 Jan 1998 12:51:28 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Vento",
"V.",
"",
"Departament de Fisica Teorica - Institut de Fisica\n Corpuscular, Universitat de Valencia- Consejo Superior de Investigaciones\n Cientificas, Burjassot"
]
] | The concept of effective field theory leads in a natural way to a construction principle for phenomenological sensible models known under the name of the Cheshire Cat Principle. We review its formulation in the chiral bag scenario and discuss its realization for the flavor singlet axial charge. Quantum effects inside t... |
hep-ph/9207218 | null | Stephen P. Martin | Some Simple Criteria for Gauged R-parity | 11 pages, UFIFT-HEP-92-22. v2: TeX formatting fixed, no other changes | Phys.Rev.D46:2769-2772,1992 | 10.1103/PhysRevD.46.R2769 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We catalog some simple conditions which are sufficient to guarantee that
R-parity survives as an unbroken gauged discrete subgroup of the continuous
gauge symmetry in certain supersymmetric extensions of the standard model.
| [
{
"created": "Tue, 7 Jul 1992 12:51:01 GMT",
"version": "v1"
},
{
"created": "Thu, 24 Jul 2008 16:10:00 GMT",
"version": "v2"
}
] | 2009-12-30 | [
[
"Martin",
"Stephen P.",
""
]
] | We catalog some simple conditions which are sufficient to guarantee that R-parity survives as an unbroken gauged discrete subgroup of the continuous gauge symmetry in certain supersymmetric extensions of the standard model. |
1810.01644 | Chia-Min Lin | Chia-Min Lin, Kin-Wang Ng, and Kingman Cheung | Chaotic inflation on the brane and the Swampland Criteria | 11 pages, 10 figures, version to appear in Physical Review D | Phys. Rev. D 100, 023545 (2019) | 10.1103/PhysRevD.100.023545 | null | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper, we show that single-field chaotic inflation on the brane with
the potential $V=a \phi^p$ is compatible with the Swampland criteria. The
spectral index and the running spectral index are within experimental bounds
for $0<p \leq 2$. The tensor to scalar ratio is within observational bounds if
$p \lesssim... | [
{
"created": "Wed, 3 Oct 2018 09:12:34 GMT",
"version": "v1"
},
{
"created": "Tue, 9 Jul 2019 08:26:44 GMT",
"version": "v2"
}
] | 2019-08-07 | [
[
"Lin",
"Chia-Min",
""
],
[
"Ng",
"Kin-Wang",
""
],
[
"Cheung",
"Kingman",
""
]
] | In this paper, we show that single-field chaotic inflation on the brane with the potential $V=a \phi^p$ is compatible with the Swampland criteria. The spectral index and the running spectral index are within experimental bounds for $0<p \leq 2$. The tensor to scalar ratio is within observational bounds if $p \lesssim \... |
1504.00670 | Xiaojian Du | Xiaojian Du and Ralf Rapp | Sequential Regeneration of Charmonia in Heavy-Ion Collisions | 7 pages, 7 figures | null | 10.1016/j.nuclphysa.2015.09.006 | null | hep-ph nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the production of psi(2S) in nuclear collisions at RHIC and
LHC energies. We first address charmonium production in 200 GeV d-Au collisions
at RHIC; the strong suppression of psi' mesons observed in these reactions
indicates mechanisms beyond initial cold nuclear matter effects. We find that a
more com... | [
{
"created": "Thu, 2 Apr 2015 19:59:35 GMT",
"version": "v1"
},
{
"created": "Tue, 28 Jul 2015 19:19:08 GMT",
"version": "v2"
}
] | 2015-12-09 | [
[
"Du",
"Xiaojian",
""
],
[
"Rapp",
"Ralf",
""
]
] | We investigate the production of psi(2S) in nuclear collisions at RHIC and LHC energies. We first address charmonium production in 200 GeV d-Au collisions at RHIC; the strong suppression of psi' mesons observed in these reactions indicates mechanisms beyond initial cold nuclear matter effects. We find that a more compl... |
1603.05837 | Takaaki Nomura | Chuan-Hung Chen, Takaaki Nomura | Single production of $X_{\pm 5/3}$ and $Y_{\mp 4/3}$ vectorlike quarks
at the LHC | 32 pages, 8 figures, 4 tables, version published in PRD | Phys. Rev. D 94, 035001 (2016) | 10.1103/PhysRevD.94.035001 | KIAS-P16026 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Two triplet vector-like quarks (VLQs) with hypercharges of $Y=2/3, -1/3$ and
one singlet scalar boson are embedded in the standard model (SM) to resolve the
750 GeV diphoton excess. The constraints on the tree-level Higgs- and
$Z$-mediated flavor-changing neutral currents are discussed in detail. Besides
the resoluti... | [
{
"created": "Fri, 18 Mar 2016 11:06:43 GMT",
"version": "v1"
},
{
"created": "Mon, 15 Aug 2016 12:42:31 GMT",
"version": "v2"
}
] | 2016-08-16 | [
[
"Chen",
"Chuan-Hung",
""
],
[
"Nomura",
"Takaaki",
""
]
] | Two triplet vector-like quarks (VLQs) with hypercharges of $Y=2/3, -1/3$ and one singlet scalar boson are embedded in the standard model (SM) to resolve the 750 GeV diphoton excess. The constraints on the tree-level Higgs- and $Z$-mediated flavor-changing neutral currents are discussed in detail. Besides the resolution... |
hep-ph/0411043 | Bo-Qiang Ma | Zhun Lu, Bo-Qiang Ma | Non-zero transversity distribution of the pion in a
quark-spectator-antiquark model | 6 LaTex Pages in Revtex format, 5 figures. Version to appear in PRD | Phys.Rev. D70 (2004) 094044 | 10.1103/PhysRevD.70.094044 | null | hep-ph hep-ex nucl-ex nucl-th | null | We calculate the non-zero (na\"{i}ve) T-odd transverse momentum dependent
transversity distribution $h_1^{\perp}(x,\kp^2)$ of the pion in a
quark-spectator-antiquark model. The final-state interaction is modelled by the
approximation of one gluon exchange between the quark and the antiquark
spectator. Using our model... | [
{
"created": "Tue, 2 Nov 2004 23:21:52 GMT",
"version": "v1"
},
{
"created": "Tue, 23 Nov 2004 15:58:54 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Lu",
"Zhun",
""
],
[
"Ma",
"Bo-Qiang",
""
]
] | We calculate the non-zero (na\"{i}ve) T-odd transverse momentum dependent transversity distribution $h_1^{\perp}(x,\kp^2)$ of the pion in a quark-spectator-antiquark model. The final-state interaction is modelled by the approximation of one gluon exchange between the quark and the antiquark spectator. Using our model r... |
2404.00444 | Ergash M. Tursunov | E.M. Tursunov, Sh.G. Norbutaev, and B.A. Fayzullaev | New method for the solution of the two-body Dirac equation for the
positronium bound states | 13 pages, 2 figures, 2 tables | null | null | null | hep-ph hep-ex nucl-th quant-ph | http://creativecommons.org/licenses/by/4.0/ | A new theoretical method is developed to solve the two-body bound-state Dirac
equation for positronium. Only Coulomb potential was included in the Dirac
Hamiltonian. It is shown that the two-body Dirac Hamiltonian can be written in
the Hermitian matrix form of the 4$\times$4 size and diagonalized in the
momentum-stat... | [
{
"created": "Sat, 30 Mar 2024 18:18:27 GMT",
"version": "v1"
},
{
"created": "Thu, 11 Apr 2024 17:30:23 GMT",
"version": "v2"
},
{
"created": "Wed, 17 Apr 2024 04:56:54 GMT",
"version": "v3"
},
{
"created": "Mon, 10 Jun 2024 07:12:40 GMT",
"version": "v4"
}
] | 2024-06-11 | [
[
"Tursunov",
"E. M.",
""
],
[
"Norbutaev",
"Sh. G.",
""
],
[
"Fayzullaev",
"B. A.",
""
]
] | A new theoretical method is developed to solve the two-body bound-state Dirac equation for positronium. Only Coulomb potential was included in the Dirac Hamiltonian. It is shown that the two-body Dirac Hamiltonian can be written in the Hermitian matrix form of the 4$\times$4 size and diagonalized in the momentum-state ... |
2112.00679 | Yi-Lun Du | Yi-Lun Du, Daniel Pablos and Konrad Tywoniuk | Jet tomography in hot QCD medium with deep learning | 7 pages, 3 figures. Contribution to the proceedings of EPS-HEP 2021,
European Physical Society conference on High Energy Physics, 26-30 July 2021 | null | 10.22323/1.398.0302 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | With deep learning techniques, the degree of modification of energetic jets
that traversed hot QCD medium can be identified on a jet-by-jet basis. Due to
the strong correlations between the degree of jet modification and its
traversed length in the medium, we demonstrate the power of our novel method to
locate the cr... | [
{
"created": "Wed, 1 Dec 2021 17:56:38 GMT",
"version": "v1"
},
{
"created": "Fri, 1 Apr 2022 13:27:25 GMT",
"version": "v2"
}
] | 2022-04-04 | [
[
"Du",
"Yi-Lun",
""
],
[
"Pablos",
"Daniel",
""
],
[
"Tywoniuk",
"Konrad",
""
]
] | With deep learning techniques, the degree of modification of energetic jets that traversed hot QCD medium can be identified on a jet-by-jet basis. Due to the strong correlations between the degree of jet modification and its traversed length in the medium, we demonstrate the power of our novel method to locate the crea... |
1306.2143 | Subhadeep Mondal | Shankha Banerjee, P. S. Bhupal Dev, Subhadeep Mondal, Biswarup
Mukhopadhyaya, Sourov Roy | Invisible Higgs Decay in a Supersymmetric Inverse Seesaw Model with
Light Sneutrino Dark Matter | 29 pages, 10 figures and 7 tables. Text and references added, some
numbers changed slightly due to a small error in coding. To appear in JHEP | null | 10.1007/JHEP10(2013)221 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Within the framework of a constrained Minimal Supersymmetric Standard Model
(cMSSM) augmented by an MSSM singlet-pair sector to account for the non-zero
neutrino masses by inverse seesaw mechanism, the lightest supersymmetric
particle (LSP) can be a mixed sneutrino with mass as small as 50 GeV,
satisfying all existin... | [
{
"created": "Mon, 10 Jun 2013 09:21:33 GMT",
"version": "v1"
},
{
"created": "Fri, 1 Nov 2013 13:31:52 GMT",
"version": "v2"
}
] | 2015-06-16 | [
[
"Banerjee",
"Shankha",
""
],
[
"Dev",
"P. S. Bhupal",
""
],
[
"Mondal",
"Subhadeep",
""
],
[
"Mukhopadhyaya",
"Biswarup",
""
],
[
"Roy",
"Sourov",
""
]
] | Within the framework of a constrained Minimal Supersymmetric Standard Model (cMSSM) augmented by an MSSM singlet-pair sector to account for the non-zero neutrino masses by inverse seesaw mechanism, the lightest supersymmetric particle (LSP) can be a mixed sneutrino with mass as small as 50 GeV, satisfying all existing ... |
1311.3870 | Johannes Bluemlein | J. Bl\"umlein and J. Brunner | New Exclusion Limits on Dark Gauge Forces from Proton Bremsstrahlung in
Beam-Dump Data | 14 pages, 6 figures | null | 10.1016/j.physletb.2014.02.029 | DESY 13-202, DO-TH 13/29, SFB/CPP-13-87, LPN-13-087 | hep-ph astro-ph.HE hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We re-analyze published proton beam dump data taken at the U70 accelerator at
IHEP Serpukhov with the $\nu$-calorimeter I experiment in 1989 to set
mass-coupling limits for dark gauge forces. The corresponding data have been
used for axion and light Higgs particle searches in Refs.
\cite{Blumlein:1990ay,Blumlein:1991... | [
{
"created": "Fri, 15 Nov 2013 15:07:01 GMT",
"version": "v1"
}
] | 2014-03-05 | [
[
"Blümlein",
"J.",
""
],
[
"Brunner",
"J.",
""
]
] | We re-analyze published proton beam dump data taken at the U70 accelerator at IHEP Serpukhov with the $\nu$-calorimeter I experiment in 1989 to set mass-coupling limits for dark gauge forces. The corresponding data have been used for axion and light Higgs particle searches in Refs. \cite{Blumlein:1990ay,Blumlein:1991xh... |
1105.2138 | John Gracey | J.A. Gracey | Amplitudes for the n = 3 moment of the Wilson operator at two loops in
the RI/'SMOM scheme | 33 latex pages, 1 figure and anc directory containing txt file with
anomalous dimensions, conversion functions and amplitudes in analytic form | Phys.Rev.D84:016002,2011 | 10.1103/PhysRevD.84.016002 | LTH 912 | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The renormalization of the third moment of the twist-2 flavour non-singlet
Wilson operator is given to two loops in the RI'/SMOM renormalization scheme.
This involves renormalizing the operator itself and the two total derivative
operators into which it mixes by inserting it into a quark 2-point function and
evaluati... | [
{
"created": "Wed, 11 May 2011 09:31:36 GMT",
"version": "v1"
}
] | 2011-08-08 | [
[
"Gracey",
"J. A.",
""
]
] | The renormalization of the third moment of the twist-2 flavour non-singlet Wilson operator is given to two loops in the RI'/SMOM renormalization scheme. This involves renormalizing the operator itself and the two total derivative operators into which it mixes by inserting it into a quark 2-point function and evaluating... |
2212.03737 | Selcuk Bilmis | T.M.Aliev, S.Bilmis, R.A.Ciftci, M.Savci | Looking for heavy axial tensor mesons via their strong decays in light
cone QCD | null | null | 10.1103/PhysRevD.107.054032 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | In this study, the strong coupling constants of the unobserved heavy axial
tensor mesons to the heavy vector and pseudoscalar $\pi$ and $K$ mesons, $D_2
D^* \pi$, $D_{s2} D^* K$, $B_2 B^* \pi$, $B_{s2} B^* K$ as well as a heavy
axial tensor to axial vector and light pseudoscalar $\pi$ and $K$-mesons, $D_2
D_1 \pi$, $... | [
{
"created": "Wed, 7 Dec 2022 16:05:04 GMT",
"version": "v1"
}
] | 2023-04-05 | [
[
"Aliev",
"T. M.",
""
],
[
"Bilmis",
"S.",
""
],
[
"Ciftci",
"R. A.",
""
],
[
"Savci",
"M.",
""
]
] | In this study, the strong coupling constants of the unobserved heavy axial tensor mesons to the heavy vector and pseudoscalar $\pi$ and $K$ mesons, $D_2 D^* \pi$, $D_{s2} D^* K$, $B_2 B^* \pi$, $B_{s2} B^* K$ as well as a heavy axial tensor to axial vector and light pseudoscalar $\pi$ and $K$-mesons, $D_2 D_1 \pi$, $D_... |
1803.07807 | Luis Roca | E. Oset, L. Roca | Triangle singularity in $\tau \to f_1(1285)\pi\nu_\tau$ decay | 8 pages, 4 figures | null | 10.1016/j.physletb.2018.05.056 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We show that the $\tau^-$ decay into $f_1(1285)\pi^-\nu_\tau $ is dominated
by a triangle loop mechanism with $K^*$, $\bar K^*$ and $K$ (or $\bar K$) as
internal lines, which manifests a strong enhancement reminiscent of a nearby
singularity present in the narrow $K^*$ limit. The $f_1(1285)$ is then produced
by its c... | [
{
"created": "Wed, 21 Mar 2018 09:26:16 GMT",
"version": "v1"
}
] | 2018-05-23 | [
[
"Oset",
"E.",
""
],
[
"Roca",
"L.",
""
]
] | We show that the $\tau^-$ decay into $f_1(1285)\pi^-\nu_\tau $ is dominated by a triangle loop mechanism with $K^*$, $\bar K^*$ and $K$ (or $\bar K$) as internal lines, which manifests a strong enhancement reminiscent of a nearby singularity present in the narrow $K^*$ limit. The $f_1(1285)$ is then produced by its cou... |
hep-ph/0611047 | Matthew Dowling | Matthew Dowling, Alexey Pak | Massive c-quark contributions to semileptonic b-quark decay near
threshold | null | null | null | null | hep-ph | null | The decay width of b to c,c,c,l,nu has been computed as an expansion in limit
(1- 3*(m_c/m_b)) << 1 with zero lepton invariant mass. Considering O(alpha_s^2)
corrections to b to c,l,nu with zero invariant lepton mass, inclusion of our
result is shown to rectify the disagreement between the expansions around
(1-(m_c/m... | [
{
"created": "Fri, 3 Nov 2006 18:43:50 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Dowling",
"Matthew",
""
],
[
"Pak",
"Alexey",
""
]
] | The decay width of b to c,c,c,l,nu has been computed as an expansion in limit (1- 3*(m_c/m_b)) << 1 with zero lepton invariant mass. Considering O(alpha_s^2) corrections to b to c,l,nu with zero invariant lepton mass, inclusion of our result is shown to rectify the disagreement between the expansions around (1-(m_c/m_b... |
hep-ph/0310158 | Jihn E. Kim | Jihn E. Kim | Trinification from superstring toward MSSM | 9 pages. Talk presented at String Phenomenology Workshop, Durham,
England, July 29-Aug. 4, 2003 | null | null | null | hep-ph | null | In this talk, I present a family unification in $Z_3$ orbifolded $E_8\times
E_8^\prime$ heterotic strings. It is argued that trinification is a plausible
candidate toward supersymmetric standard model at low energy.
| [
{
"created": "Tue, 14 Oct 2003 01:54:01 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Kim",
"Jihn E.",
""
]
] | In this talk, I present a family unification in $Z_3$ orbifolded $E_8\times E_8^\prime$ heterotic strings. It is argued that trinification is a plausible candidate toward supersymmetric standard model at low energy. |
1802.08259 | Djuna Croon | Djuna Croon, Marcelo Gleiser, Sonali Mohapatra, Chen Sun | Gravitational Radiation Background from Boson Star Binaries | 11 pages, 3 figures | null | 10.1016/j.physletb.2018.03.055 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the gravitational radiation background generated from boson star
binaries formed in locally dense clusters with formation rate tracked by the
regular star formation rate. We compute how the the frequency window in
gravitational waves is affected by the boson field mass and repulsive
self-coupling, antici... | [
{
"created": "Thu, 22 Feb 2018 19:00:01 GMT",
"version": "v1"
}
] | 2018-03-28 | [
[
"Croon",
"Djuna",
""
],
[
"Gleiser",
"Marcelo",
""
],
[
"Mohapatra",
"Sonali",
""
],
[
"Sun",
"Chen",
""
]
] | We calculate the gravitational radiation background generated from boson star binaries formed in locally dense clusters with formation rate tracked by the regular star formation rate. We compute how the the frequency window in gravitational waves is affected by the boson field mass and repulsive self-coupling, anticipa... |
2310.04275 | Simone Zoia | Simone Zoia | Two-loop five-particle scattering amplitudes | Proceedings for Radcor 2023, 7 pages, 1 table | null | null | CERN-TH-2023-185 | hep-ph hep-th | http://creativecommons.org/licenses/by/4.0/ | I discuss the recent advances in the computation of two-loop scattering
amplitudes for five-particle processes. The latter are fundamental ingredients
to obtain predictions at the next-to-next-to-leading order (NNLO) in QCD for
many interesting LHC processes. I discuss the state-of-the-art technology for
computing sc... | [
{
"created": "Fri, 6 Oct 2023 14:21:43 GMT",
"version": "v1"
}
] | 2023-10-09 | [
[
"Zoia",
"Simone",
""
]
] | I discuss the recent advances in the computation of two-loop scattering amplitudes for five-particle processes. The latter are fundamental ingredients to obtain predictions at the next-to-next-to-leading order (NNLO) in QCD for many interesting LHC processes. I discuss the state-of-the-art technology for computing scat... |
2112.03060 | Bingrong Yu | Xun-jie Xu and Bingrong Yu | On the short-range behavior of neutrino forces beyond the Standard
Model: from $1/r^5$ to $1/r^4$, $1/r^2$, and $1/r$ | 17 pages, 4 figures, more discussions and references added, version
accepted by JHEP | JHEP 02 (2022) 008 | 10.1007/JHEP02(2022)008 | null | hep-ph astro-ph.CO hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The exchange of a pair of neutrinos between two objects, seperated by a
distance $r$, leads to a long-range effective potential proportional to
$1/r_{}^5$, assuming massless neutrinos and four-fermion contact interactions.
In this paper, we investigate how this known form of neutrino-mediated
potentials might be alte... | [
{
"created": "Mon, 6 Dec 2021 14:10:38 GMT",
"version": "v1"
},
{
"created": "Wed, 19 Jan 2022 14:37:51 GMT",
"version": "v2"
}
] | 2022-02-04 | [
[
"Xu",
"Xun-jie",
""
],
[
"Yu",
"Bingrong",
""
]
] | The exchange of a pair of neutrinos between two objects, seperated by a distance $r$, leads to a long-range effective potential proportional to $1/r_{}^5$, assuming massless neutrinos and four-fermion contact interactions. In this paper, we investigate how this known form of neutrino-mediated potentials might be altere... |
2401.12778 | Robert Harlander | Robert Harlander, Sven Yannick Klein, Magnus Schaaf | FeynGame-2.1 -- Feynman diagrams made easy | 6 pages, 2 figures. Contribution submitted to the proceedings of
EPS-HEP 2023, Hamburg, Germany. See also
https://www.youtube.com/@FeynGame-tp3if | null | null | TTK-24-05 | hep-ph physics.ed-ph | http://creativecommons.org/licenses/by/4.0/ | FeynGame is an open-source software tool to draw Feynman diagrams, but also
to get acquainted with their structure. This article reports on a number of new
features which have been added to FeynGame since its first release. These
include full support of LaTeX for the line and vertex labels, the possibility
to automat... | [
{
"created": "Tue, 23 Jan 2024 14:04:09 GMT",
"version": "v1"
}
] | 2024-01-24 | [
[
"Harlander",
"Robert",
""
],
[
"Klein",
"Sven Yannick",
""
],
[
"Schaaf",
"Magnus",
""
]
] | FeynGame is an open-source software tool to draw Feynman diagrams, but also to get acquainted with their structure. This article reports on a number of new features which have been added to FeynGame since its first release. These include full support of LaTeX for the line and vertex labels, the possibility to automatic... |
0910.0030 | Michelangelo Mangano | Michelangelo L. Mangano | The super-LHC | To appear in Contemporary Physics | null | 10.1080/00107510903367902 | CERN-PH-TH/2009-164 | hep-ph hep-ex hep-th physics.acc-ph physics.ins-det | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We review here the prospects of a long-term upgrade programme for the Large
Hadron Collider (LHC), CERN laboratory's new proton-proton collider. The
super-LHC, which is currently under evaluation and design, is expected to
deliver of the order of ten times the statistics of the LHC. In addition to a
non-technical sum... | [
{
"created": "Wed, 30 Sep 2009 20:51:49 GMT",
"version": "v1"
}
] | 2015-05-14 | [
[
"Mangano",
"Michelangelo L.",
""
]
] | We review here the prospects of a long-term upgrade programme for the Large Hadron Collider (LHC), CERN laboratory's new proton-proton collider. The super-LHC, which is currently under evaluation and design, is expected to deliver of the order of ten times the statistics of the LHC. In addition to a non-technical summa... |
1912.09822 | Petr Bene\v{s} | Petr Bene\v{s}, Filip Blaschke | Cho-Maison magnetic monopole: BPS limit and lower mass bound | 6 pages, from proceedings of the 26th International Conference on
Integrable Systems and Quantum Symmetries (ISQS-26, Prague, Czech Republic,
July 8-12, 2019) | J.Phys.Conf.Ser. 1416 (2019) no.1, 012004 | 10.1088/1742-6596/1416/1/012004 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We construct a class of effective extensions of the Standard Model that
support finite-mass Cho-Maison magnetic monopole in the
Bogomol'nyi-Prasad-Sommerfield (BPS) limit. We present an example of exact
analytic monopole solution and derive a universal lower mass bound $M \geq 2\pi
v/ g \approx 2.37\,\,\mathrm{TeV}$ ... | [
{
"created": "Fri, 20 Dec 2019 13:52:14 GMT",
"version": "v1"
}
] | 2020-04-09 | [
[
"Beneš",
"Petr",
""
],
[
"Blaschke",
"Filip",
""
]
] | We construct a class of effective extensions of the Standard Model that support finite-mass Cho-Maison magnetic monopole in the Bogomol'nyi-Prasad-Sommerfield (BPS) limit. We present an example of exact analytic monopole solution and derive a universal lower mass bound $M \geq 2\pi v/ g \approx 2.37\,\,\mathrm{TeV}$ of... |
hep-ph/9810290 | Michael Spira | W. Beenakker, M. Kraemer, T. Plehn and M. Spira | SUSY Particle Production at the Tevatron | 13 pages, latex, 9 figures, further extended version | null | null | DESY 98-158, CERN-TH/98-368, DTP/98/88 | hep-ph | null | The calculation of the next-to-leading order SUSY-QCD corrections to the
production of squarks, gluinos and gauginos at the Tevatron is reviewed. The
NLO corrections stabilize the theoretical predictions of the various production
cross sections significantly and lead to sizeable enhancements of the most
relevant cros... | [
{
"created": "Thu, 8 Oct 1998 14:46:48 GMT",
"version": "v1"
},
{
"created": "Thu, 26 Nov 1998 14:44:23 GMT",
"version": "v2"
},
{
"created": "Tue, 19 Jan 1999 08:29:19 GMT",
"version": "v3"
}
] | 2007-05-23 | [
[
"Beenakker",
"W.",
""
],
[
"Kraemer",
"M.",
""
],
[
"Plehn",
"T.",
""
],
[
"Spira",
"M.",
""
]
] | The calculation of the next-to-leading order SUSY-QCD corrections to the production of squarks, gluinos and gauginos at the Tevatron is reviewed. The NLO corrections stabilize the theoretical predictions of the various production cross sections significantly and lead to sizeable enhancements of the most relevant cross ... |
2212.03884 | Takeo Moroi | Shion Chen, Hajime Fukuda, Toshiaki Inada, Takeo Moroi, Tatsumi Nitta,
Thanaporn Sichanugrist | Detection of hidden photon dark matter using the direct excitation of
transmon qubits | 7 pages, 1 figure, published version | null | null | null | hep-ph astro-ph.CO hep-ex quant-ph | http://creativecommons.org/licenses/by/4.0/ | We propose a novel dark matter detection method utilizing the excitation of
superconducting transmon qubits. Assuming the hidden photon dark matter of a
mass of $O(10)\ \mu{\rm eV}$, the classical wave-matter oscillation induces an
effective ac electric field via the small kinetic mixing with the ordinary
photon. Thi... | [
{
"created": "Wed, 7 Dec 2022 19:00:01 GMT",
"version": "v1"
},
{
"created": "Fri, 17 Nov 2023 13:19:38 GMT",
"version": "v2"
}
] | 2023-11-20 | [
[
"Chen",
"Shion",
""
],
[
"Fukuda",
"Hajime",
""
],
[
"Inada",
"Toshiaki",
""
],
[
"Moroi",
"Takeo",
""
],
[
"Nitta",
"Tatsumi",
""
],
[
"Sichanugrist",
"Thanaporn",
""
]
] | We propose a novel dark matter detection method utilizing the excitation of superconducting transmon qubits. Assuming the hidden photon dark matter of a mass of $O(10)\ \mu{\rm eV}$, the classical wave-matter oscillation induces an effective ac electric field via the small kinetic mixing with the ordinary photon. This ... |
hep-ph/9410250 | Peter Landshoff | P V Landshoff | The Two Pomerons | 16 pages including 18 figures, uuencoded postscript file. [Based on
talks given at the PSI school at Zuoz, and at CERN and DESY, August and
September 1994] | null | null | null | hep-ph | null | A wide variety of experimental data in hadronic reactions are described in
terms of the exchange of an object called the soft pomeron. It is
nonperturbative in origin and is perhaps associated with glueballs. The HERA
measurements of $\nu W_2$ at small $x$ suggest the possibility that there is
also a hard pomeron, wh... | [
{
"created": "Sat, 8 Oct 1994 07:45:14 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Landshoff",
"P V",
""
]
] | A wide variety of experimental data in hadronic reactions are described in terms of the exchange of an object called the soft pomeron. It is nonperturbative in origin and is perhaps associated with glueballs. The HERA measurements of $\nu W_2$ at small $x$ suggest the possibility that there is also a hard pomeron, whic... |
0803.1007 | Stefano Laporta | S. Laporta | Analytical expressions of 3 and 4-loop sunrise Feynman integrals and
4-dimensional lattice integrals | 13 pages, 1 figure, LaTex; v2: some rephrasing of text; v3: reference
added, minor modifications; v4: checks of lattice integrals up to 2400
digits; some modifications of text; version accepted for publication in
IJMPA, needs the document class ws-ijmpa.cls | Int.J.Mod.Phys.A23:5007-5020,2008 | 10.1142/S0217751X08042869 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper we continue the work begun in 2002 on the identification of the
analytical expressions of Feynman integrals which require the evaluation of
multiple elliptic integrals. We rewrite and simplify the analytical expression
of the 3-loop self-mass integral with three equal masses and on-shell external
moment... | [
{
"created": "Fri, 7 Mar 2008 00:27:01 GMT",
"version": "v1"
},
{
"created": "Sat, 8 Mar 2008 13:11:07 GMT",
"version": "v2"
},
{
"created": "Wed, 12 Mar 2008 18:32:00 GMT",
"version": "v3"
},
{
"created": "Thu, 11 Sep 2008 11:46:52 GMT",
"version": "v4"
}
] | 2009-02-11 | [
[
"Laporta",
"S.",
""
]
] | In this paper we continue the work begun in 2002 on the identification of the analytical expressions of Feynman integrals which require the evaluation of multiple elliptic integrals. We rewrite and simplify the analytical expression of the 3-loop self-mass integral with three equal masses and on-shell external momentum... |
0907.1645 | Paul Mackenzie | Paul B. Mackenzie | The CKM Matrix from Lattice QCD | To appear in Prog. Theor. Phys. Vol. 122, No.1 (Special Issue) | Prog.Theor.Phys.122:169-184,2009 | 10.1143/PTP.122.169 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Lattice QCD plays an essential role in testing and determining the parameters
of the CKM theory of flavor mixing and CP violation. Very high precisions are
required for lattice calculations analysing CKM data; I discuss the prospects
for achieving them. Lattice calculations will also play a role in investigating
flav... | [
{
"created": "Thu, 9 Jul 2009 19:03:36 GMT",
"version": "v1"
}
] | 2010-01-08 | [
[
"Mackenzie",
"Paul B.",
""
]
] | Lattice QCD plays an essential role in testing and determining the parameters of the CKM theory of flavor mixing and CP violation. Very high precisions are required for lattice calculations analysing CKM data; I discuss the prospects for achieving them. Lattice calculations will also play a role in investigating flavor... |
hep-ph/9902274 | Luis E. Mendes | Anupam Mazumdar and Luis E. Mendes (Imperial College, London, Uk) | Preheating in Generalized Einstein Theories | 7 pages, 4 figures | Phys. Rev. D 60, 103513 (1999) | 10.1103/PhysRevD.60.103513 | null | hep-ph astro-ph gr-qc | null | We study the preheating scenario in Generalized Einstein Theories,
considering a class of such theories which are conformally equivalent to those
of an extra field with a modified potential in the Einstein frame. Resonant
creation of bosons from oscillating inflaton has been studied before in the
context of general r... | [
{
"created": "Mon, 8 Feb 1999 22:12:02 GMT",
"version": "v1"
},
{
"created": "Wed, 14 Jul 1999 14:39:48 GMT",
"version": "v2"
}
] | 2016-08-25 | [
[
"Mazumdar",
"Anupam",
"",
"Imperial College, London, Uk"
],
[
"Mendes",
"Luis E.",
"",
"Imperial College, London, Uk"
]
] | We study the preheating scenario in Generalized Einstein Theories, considering a class of such theories which are conformally equivalent to those of an extra field with a modified potential in the Einstein frame. Resonant creation of bosons from oscillating inflaton has been studied before in the context of general rel... |
hep-ph/0010079 | Amol Dighe | Amol S. Dighe, Anjan S. Joshipura | No-go for exactly degenerate neutrinos at high scale? | 12 pages ReVTeX, A few typos corrected in the 2nd version | null | null | CERN-TH/2000-301 | hep-ph | null | We show in a model independent manner that, if the magnitudes of Majorana
masses of neutrinos are exactly equal at some high scale, the radiative
corrections cannot reproduce the observed masses and mixing spectrum at the low
scale, irrespective of the Majorana phases or the mixing angles at the high
scale.
| [
{
"created": "Mon, 9 Oct 2000 12:50:05 GMT",
"version": "v1"
},
{
"created": "Wed, 18 Oct 2000 13:37:05 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Dighe",
"Amol S.",
""
],
[
"Joshipura",
"Anjan S.",
""
]
] | We show in a model independent manner that, if the magnitudes of Majorana masses of neutrinos are exactly equal at some high scale, the radiative corrections cannot reproduce the observed masses and mixing spectrum at the low scale, irrespective of the Majorana phases or the mixing angles at the high scale. |
1108.2180 | Elina Seel | Elina Seel | Thermodynamics of the O(4) linear and nonlinear models within the
auxiliary field method | Prepared for the Proceedings of the Excited QCD 2011 Workshop, Les
Houches (France), 20-25 February 2011; 6 pages, 3 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The study of the O(N) model at nonzero temperature is presented applying the
auxiliary field method, which allows to obtain a continuous transformation
between the linear and the nonlinear version of the model. In case of
explicitly broken chiral symmetry the order of the chiral phase transition
changes from crossove... | [
{
"created": "Wed, 10 Aug 2011 13:37:11 GMT",
"version": "v1"
}
] | 2011-08-11 | [
[
"Seel",
"Elina",
""
]
] | The study of the O(N) model at nonzero temperature is presented applying the auxiliary field method, which allows to obtain a continuous transformation between the linear and the nonlinear version of the model. In case of explicitly broken chiral symmetry the order of the chiral phase transition changes from crossover ... |
0903.3125 | Koji Ishiwata | Koji Ishiwata, Shigeki Matsumoto, Takeo Moroi | PAMELA and ATIC Anomalies in Decaying Gravitino Dark Matter Scenario | Prepared for the proceedings of Dark 2009:Seventh International
Heidelberg Conference on Dark Matter in Astro and Particle Physics | null | 10.1142/9789814293792_0015 | TU-841 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by the recent results from the PAMELA and ATIC, we study the
cosmic-ray electron and positron produced by the decay of gravitino dark
matter. We calculate the cosmic-ray electron and positron fluxes and discuss
implications to the PAMELA and ATIC data. In this paper, we will show that the
observed anomalous... | [
{
"created": "Wed, 18 Mar 2009 10:31:03 GMT",
"version": "v1"
}
] | 2016-11-15 | [
[
"Ishiwata",
"Koji",
""
],
[
"Matsumoto",
"Shigeki",
""
],
[
"Moroi",
"Takeo",
""
]
] | Motivated by the recent results from the PAMELA and ATIC, we study the cosmic-ray electron and positron produced by the decay of gravitino dark matter. We calculate the cosmic-ray electron and positron fluxes and discuss implications to the PAMELA and ATIC data. In this paper, we will show that the observed anomalous f... |
hep-ph/9608295 | Boris Levtchenko | B. B. Levchenko (Institute of Nuclear Physics, MSU, Moscow, Russia) | Higgs Production and other Two-Photon Processes in eA Collisions at HERA
Energies | 6 pages, 8 .eps figures | null | null | SINP-96-71 | hep-ph | null | The planed HERA upgrade will increase the integrated luminosity by two orders
of magnitude.A new program of electron-nucleus collisions at HERA is under
discussion now.In this connection we present prospects for the study of a light
neutral Higgs boson, SUSY-particle, hadrons and leptons productionin the
two-photon c... | [
{
"created": "Sat, 10 Aug 1996 19:55:43 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Levchenko",
"B. B.",
"",
"Institute of Nuclear Physics, MSU, Moscow, Russia"
]
] | The planed HERA upgrade will increase the integrated luminosity by two orders of magnitude.A new program of electron-nucleus collisions at HERA is under discussion now.In this connection we present prospects for the study of a light neutral Higgs boson, SUSY-particle, hadrons and leptons productionin the two-photon coh... |
hep-ph/0610068 | Rabindra N. Mohapatra | R.N. Mohapatra and Salah Nasri | Reconciling the CAST and PVLAS Results | 4 pages, 2 figures; references updated | Phys.Rev.Lett.98:050402,2007 | 10.1103/PhysRevLett.98.050402 | UMD-PP-06-054; UFIFT-HEP-06-15 | hep-ph | null | The PVLAS experiment has recently claimed evidence for an axion-like particle
in the milli-electron-Volt mass range with a coupling to two photons that
appears to be in contradiction with the negative results of the CAST experiment
searching for solar axions. The simple axion interpretation of these two
experimental ... | [
{
"created": "Thu, 5 Oct 2006 19:22:40 GMT",
"version": "v1"
},
{
"created": "Fri, 6 Oct 2006 14:50:29 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Mohapatra",
"R. N.",
""
],
[
"Nasri",
"Salah",
""
]
] | The PVLAS experiment has recently claimed evidence for an axion-like particle in the milli-electron-Volt mass range with a coupling to two photons that appears to be in contradiction with the negative results of the CAST experiment searching for solar axions. The simple axion interpretation of these two experimental re... |
hep-ph/9809388 | null | K. Takayama and M. Oka | Hyperon Non-leptonic Weak Decays in the Chiral Perturbation Theory I | LaTeX 30 pages, 8 figures, with epsf.sty | null | null | TIT/HEP-384/NP | hep-ph nucl-th | null | Hyperon non-leptonic weak decay amplitudes are studied in the chiral
perturbation theory. We employ the low energy effective weak Hamiltonian which
contains the perturbative QCD correction. To include the non-perturbative QCD
effect, quark currents of the effective Hamiltonian are substituted with
hadronic currents w... | [
{
"created": "Tue, 15 Sep 1998 09:13:09 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Takayama",
"K.",
""
],
[
"Oka",
"M.",
""
]
] | Hyperon non-leptonic weak decay amplitudes are studied in the chiral perturbation theory. We employ the low energy effective weak Hamiltonian which contains the perturbative QCD correction. To include the non-perturbative QCD effect, quark currents of the effective Hamiltonian are substituted with hadronic currents whi... |
1902.08445 | Vincenzo Barone | V. Barone, F. Bradamante, A. Bressan, A. Kerbizi, A. Martin, A.
Moretti, J. Matousek, G. Sbrizzai | Transversity distributions from difference asymmetries in semi-inclusive
DIS | 7 pages, 4 figures | Phys. Rev. D 99, 114004 (2019) | 10.1103/PhysRevD.99.114004 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In recent years information on the transversity distribution $h_1$ has been
obtained combining the Collins asymmetry results from semi-inclusive deep
inelastic scattering (SIDIS) data on transversely polarized nucleon targets
with the information on the fragmentation function of a transversely polarized
quark from th... | [
{
"created": "Fri, 22 Feb 2019 11:41:22 GMT",
"version": "v1"
}
] | 2019-06-12 | [
[
"Barone",
"V.",
""
],
[
"Bradamante",
"F.",
""
],
[
"Bressan",
"A.",
""
],
[
"Kerbizi",
"A.",
""
],
[
"Martin",
"A.",
""
],
[
"Moretti",
"A.",
""
],
[
"Matousek",
"J.",
""
],
[
"Sbrizzai",
"G.",... | In recent years information on the transversity distribution $h_1$ has been obtained combining the Collins asymmetry results from semi-inclusive deep inelastic scattering (SIDIS) data on transversely polarized nucleon targets with the information on the fragmentation function of a transversely polarized quark from the ... |
hep-ph/0608009 | Roman Zwicky | Patricia Ball and Roman Zwicky | B -> K* gamma vs B -> rho gamma and |V_td/V_ts| | Proceedings for QAQCD 06, Minneapolis Including new BaBar measurement
B->rho gamma presented at ICHEP 2006, which significantly shifts the result
of |V_td/V_ts| | null | 10.1142/9789812708267_0021 | null | hep-ph | null | We determine |V_{\rm td}/V_{\rm ts}| = 0.192 \pm 0.016_ exp \pm 0.014_th from
B -> (K^*,rho) gamma as measured by the B-factories Babar and Belle.
This version differs from the original proceedings by the inclusion of the
new BaBar measurement of B -> rho(omega) gamma presented at ICHEP 2006, which
significantly sh... | [
{
"created": "Tue, 1 Aug 2006 17:01:13 GMT",
"version": "v1"
},
{
"created": "Mon, 25 Sep 2006 08:53:26 GMT",
"version": "v2"
}
] | 2017-08-23 | [
[
"Ball",
"Patricia",
""
],
[
"Zwicky",
"Roman",
""
]
] | We determine |V_{\rm td}/V_{\rm ts}| = 0.192 \pm 0.016_ exp \pm 0.014_th from B -> (K^*,rho) gamma as measured by the B-factories Babar and Belle. This version differs from the original proceedings by the inclusion of the new BaBar measurement of B -> rho(omega) gamma presented at ICHEP 2006, which significantly shifts... |
hep-ph/0312274 | Stephen Mrenna | Stephen Mrenna (1), Peter Richardson (2) ((1) Fermi National
Accelerator Laboratory, (2) Theory Division, CERN) | Matching Matrix Elements and Parton Showers with HERWIG and PYTHIA | 58 pages, 26 figures | JHEP 0405:040,2004 | 10.1088/1126-6708/2004/05/040 | null | hep-ph | null | We report on our exploration of matching matrix element calculations with the
parton-shower models contained in the event generators HERWIG and Pythia. We
describe results for e+e- collisions and for the hadroproduction of W bosons
and Drell--Yan pairs. We compare methods based on (1) a strict implementation
of ideas... | [
{
"created": "Fri, 19 Dec 2003 00:54:05 GMT",
"version": "v1"
}
] | 2011-05-05 | [
[
"Mrenna",
"Stephen",
""
],
[
"Richardson",
"Peter",
""
]
] | We report on our exploration of matching matrix element calculations with the parton-shower models contained in the event generators HERWIG and Pythia. We describe results for e+e- collisions and for the hadroproduction of W bosons and Drell--Yan pairs. We compare methods based on (1) a strict implementation of ideas p... |
hep-ph/9510219 | null | Christopher D. Carone (LBL) and Hitoshi Murayama (LBL and UC Berkeley) | Phenomenology of Minimal SU(5) Unification with Dynamical Supersymmetry
Breaking | 15 pp. LaTeX, five figures included as uuencoded, gzipped, tarred
postscript files | Phys.Rev.D53:1658-1664,1996 | 10.1103/PhysRevD.53.1658 | LBL-37810, UCB-PTH-95/32 | hep-ph | null | We consider the constraints from proton decay and $b$-$\tau$ unification in
the minimal supersymmetric SU(5) grand unified theory with a `visible'
dynamical supersymmetry breaking sector. We show how the presence of
vector-like messenger fields and the constrained superparticle mass spectrum
affect the phenomenology ... | [
{
"created": "Wed, 4 Oct 1995 01:13:41 GMT",
"version": "v1"
}
] | 2009-09-29 | [
[
"Carone",
"Christopher D.",
"",
"LBL"
],
[
"Murayama",
"Hitoshi",
"",
"LBL and UC Berkeley"
]
] | We consider the constraints from proton decay and $b$-$\tau$ unification in the minimal supersymmetric SU(5) grand unified theory with a `visible' dynamical supersymmetry breaking sector. We show how the presence of vector-like messenger fields and the constrained superparticle mass spectrum affect the phenomenology of... |
2201.11277 | Kei Yagyu | Zhiyi Fan, Kei Yagyu | CP-Violating 2HDMs Emerging from 3-3-1 Models | More flavor constraints taken into account, discussions of Higgs
decays added and references added | null | 10.1007/JHEP06(2022)014 | OU-HET-1129 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We investigate CP violating 2 Higgs doublet models as an effective theory
emerging from models with an $SU(3)_L \otimes U(1)_X$ gauge symmetry. Because
of the extension of the electroweak symmetry, a characteristic structure of
Yukawa interactions appears with new CP violating phases at the electroweak
scale. In this... | [
{
"created": "Thu, 27 Jan 2022 02:08:49 GMT",
"version": "v1"
},
{
"created": "Sat, 9 Apr 2022 06:46:06 GMT",
"version": "v2"
}
] | 2022-06-22 | [
[
"Fan",
"Zhiyi",
""
],
[
"Yagyu",
"Kei",
""
]
] | We investigate CP violating 2 Higgs doublet models as an effective theory emerging from models with an $SU(3)_L \otimes U(1)_X$ gauge symmetry. Because of the extension of the electroweak symmetry, a characteristic structure of Yukawa interactions appears with new CP violating phases at the electroweak scale. In this s... |
2012.15430 | Yang Bai | Yang Bai and Mrunal Korwar | Hairy Magnetic and Dyonic Black Holes in the Standard Model | 19 pages, 4 figures | null | 10.1007/JHEP04(2021)119 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Spherically symmetric magnetic and dyonic black holes with a magnetic charge
$Q=2$ are studied in the Standard Model and general relativity. A magnetically
charged black hole with mass below $9.3\times 10^{35}$ GeV has a "hairy" cloud
of electroweak gauge and Higgs fields outside the event horizon with $1/m_W$ in
siz... | [
{
"created": "Thu, 31 Dec 2020 03:48:43 GMT",
"version": "v1"
}
] | 2021-04-28 | [
[
"Bai",
"Yang",
""
],
[
"Korwar",
"Mrunal",
""
]
] | Spherically symmetric magnetic and dyonic black holes with a magnetic charge $Q=2$ are studied in the Standard Model and general relativity. A magnetically charged black hole with mass below $9.3\times 10^{35}$ GeV has a "hairy" cloud of electroweak gauge and Higgs fields outside the event horizon with $1/m_W$ in size.... |
2004.09552 | Ioannis Tsinikos | Rikkert Frederix and Ioannis Tsinikos | Subleading EW corrections and spin-correlation effects in $t\bar{t}W$
multi-lepton signatures | 12 pages, 6 figures, 1 table | null | null | LU-TP 20-19 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Recently a slight tension between data and predictions has been reported in
$t\bar{t}W$ production by both the CMS and ATLAS collaborations. We revisit the
theoretical predictions for this process, focussing on the following two
effects. We disentangle various effects that lead to asymmetries among the
leptonic decay... | [
{
"created": "Mon, 20 Apr 2020 18:15:50 GMT",
"version": "v1"
}
] | 2020-04-22 | [
[
"Frederix",
"Rikkert",
""
],
[
"Tsinikos",
"Ioannis",
""
]
] | Recently a slight tension between data and predictions has been reported in $t\bar{t}W$ production by both the CMS and ATLAS collaborations. We revisit the theoretical predictions for this process, focussing on the following two effects. We disentangle various effects that lead to asymmetries among the leptonic decay p... |
hep-ph/9606374 | Chi-Sing Lam | C.S. Lam (McGill University) | Nonabelian Cut Diagrams and their Applications | Contributed paper submitted to the 28th International Conference on
High Energy Physics in Warsaw, July 1996. uuencoded with 1 postscript figure
(6 pages) | null | null | McGill/96-23 | hep-ph | null | A new kind of cut diagram is introduced to sum Feynman diagrams with
nonabelian vertices. Unlike the Cutkosky diagrams which compute the
discontinuity of single Feynman diagrams, the nonabelian cut diagrams represent
a resummation of both the real and the imaginary parts of Feynman diagrams
related by permutations. S... | [
{
"created": "Wed, 19 Jun 1996 11:23:43 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Lam",
"C. S.",
"",
"McGill University"
]
] | A new kind of cut diagram is introduced to sum Feynman diagrams with nonabelian vertices. Unlike the Cutkosky diagrams which compute the discontinuity of single Feynman diagrams, the nonabelian cut diagrams represent a resummation of both the real and the imaginary parts of Feynman diagrams related by permutations. Sev... |
1701.08496 | Gergely G\'abor Barnaf\"oldi | Gergely G\'abor Barnaf\"oldi, G\'abor B\'ir\'o, Miklos Gyulassy,
Szilveszter Mikl\'os Haranoz\'o, P\'eter L\'evai, Guoyang Ma, G\'abor Papp,
Xin-Nian Wang, Ben-Wei Zhang | First Results with HIJING++ in High-Energy Heavy-Ion Collisions | 4 pages, 3 figures | null | null | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | First calculated results with the new HIJING++ are presented for identified
hadron production in high-energy heavy ion collisions. The recently developed
HIJING++ version is based on the latest version of PYTHIA8 and contains all the
nuclear effects has been included in the HIJING2.552, which will be improved by
a ne... | [
{
"created": "Mon, 30 Jan 2017 06:52:51 GMT",
"version": "v1"
}
] | 2017-01-31 | [
[
"Barnaföldi",
"Gergely Gábor",
""
],
[
"Bíró",
"Gábor",
""
],
[
"Gyulassy",
"Miklos",
""
],
[
"Haranozó",
"Szilveszter Miklós",
""
],
[
"Lévai",
"Péter",
""
],
[
"Ma",
"Guoyang",
""
],
[
"Papp",
"Gábor",
""... | First calculated results with the new HIJING++ are presented for identified hadron production in high-energy heavy ion collisions. The recently developed HIJING++ version is based on the latest version of PYTHIA8 and contains all the nuclear effects has been included in the HIJING2.552, which will be improved by a new ... |
hep-ph/9512378 | Maggie Best | J. N. Bahcall and P. I. Krastev | How Well Do We (and Will We) Know Solar Neutrino Fluxes and Oscillation
Parameters? | 37 pages, uuencoded Z-compressed postscript file (with figures);
Submitted to Physical Review D | Phys.Rev.D53:4211-4225,1996 | 10.1103/PhysRevD.53.4211 | IASSNS 95/56 | hep-ph | null | Assuming neutrino oscillations occur, the pp electron neutrino flux is
uncertain by at least a factor of two, the ${\rm ^8B}$ flux by a factor of
five, and the ${\rm ^7Be}$ flux by a factor of forty-five. Calculations of the
expected results of future solar neutrino experiments (SuperKamiokande, SNO,
BOREXINO, ICARUS... | [
{
"created": "Wed, 20 Dec 1995 16:39:11 GMT",
"version": "v1"
}
] | 2010-11-09 | [
[
"Bahcall",
"J. N.",
""
],
[
"Krastev",
"P. I.",
""
]
] | Assuming neutrino oscillations occur, the pp electron neutrino flux is uncertain by at least a factor of two, the ${\rm ^8B}$ flux by a factor of five, and the ${\rm ^7Be}$ flux by a factor of forty-five. Calculations of the expected results of future solar neutrino experiments (SuperKamiokande, SNO, BOREXINO, ICARUS, ... |
0803.4493 | Alexander E. Dorokhov | A. E. Dorokhov, M. A. Ivanov | On mass corrections to the decays P \to l^+l^- | 10 pages, 1 figure; one figure is added | JETPLett.87:531-536,2008 | 10.1134/S0021364008100032 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We use the Mellin-Barnes representation in order to improve the theoretical
estimate of mass corrections to the width of light pseudoscalar meson decay
into a lepton pair, $P\to l^+l^-$ . The full resummation of the terms
$\ln(m_l^2/\Lambda^2)(m_l^2/\Lambda^2)^n$ and $(m_l^2/\Lambda^2)^n$ to the
decay amplitude is pe... | [
{
"created": "Mon, 31 Mar 2008 16:42:04 GMT",
"version": "v1"
},
{
"created": "Sat, 19 Apr 2008 08:04:49 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Dorokhov",
"A. E.",
""
],
[
"Ivanov",
"M. A.",
""
]
] | We use the Mellin-Barnes representation in order to improve the theoretical estimate of mass corrections to the width of light pseudoscalar meson decay into a lepton pair, $P\to l^+l^-$ . The full resummation of the terms $\ln(m_l^2/\Lambda^2)(m_l^2/\Lambda^2)^n$ and $(m_l^2/\Lambda^2)^n$ to the decay amplitude is perf... |
1603.05994 | Sebastian Liem | Sebastian Liem, Gianfranco Bertone, Francesca Calore, Roberto Ruiz de
Austri, Tim M.P. Tait, Roberto Trotta, Christoph Weniger | Effective Field Theory of Dark Matter: a Global Analysis | 20 pages, 5 figures | null | 10.1007/JHEP09(2016)077 | null | hep-ph astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present global fits of an effective field theory description of real, and
complex scalar dark matter candidates. We simultaneously take into account all
possible dimension 6 operators consisting of dark matter bilinears and gauge
invariant combinations of quark and gluon fields. We derive constraints on the
free m... | [
{
"created": "Fri, 18 Mar 2016 21:00:01 GMT",
"version": "v1"
}
] | 2016-10-12 | [
[
"Liem",
"Sebastian",
""
],
[
"Bertone",
"Gianfranco",
""
],
[
"Calore",
"Francesca",
""
],
[
"de Austri",
"Roberto Ruiz",
""
],
[
"Tait",
"Tim M. P.",
""
],
[
"Trotta",
"Roberto",
""
],
[
"Weniger",
"Christoph"... | We present global fits of an effective field theory description of real, and complex scalar dark matter candidates. We simultaneously take into account all possible dimension 6 operators consisting of dark matter bilinears and gauge invariant combinations of quark and gluon fields. We derive constraints on the free mod... |
1806.00016 | Ma\'ira Dutra | Gautam Bhattacharyya, Ma\'ira Dutra, Yann Mambrini and Mathias Pierre | Freezing-in dark matter through a heavy invisible $Z'$ | 10 pages, 5 figures; v2: Further clarifications added, references
updated, accepted for publication in Phys. Rev. D | Phys. Rev. D 98, 035038 (2018) | 10.1103/PhysRevD.98.035038 | null | hep-ph | http://creativecommons.org/publicdomain/zero/1.0/ | We demonstrate that in a class of the $U(1)'$ extension of the Standard Model
(SM), under which all the Standard Model matter fields are uncharged and the
additional neutral gauge boson $Z'$ couples to a set of heavy nonstandard
fermions, dark matter (DM) production mediated by $Z'$ can proceed through the
generation... | [
{
"created": "Thu, 31 May 2018 18:00:05 GMT",
"version": "v1"
},
{
"created": "Tue, 21 Aug 2018 18:19:15 GMT",
"version": "v2"
}
] | 2018-09-12 | [
[
"Bhattacharyya",
"Gautam",
""
],
[
"Dutra",
"Maíra",
""
],
[
"Mambrini",
"Yann",
""
],
[
"Pierre",
"Mathias",
""
]
] | We demonstrate that in a class of the $U(1)'$ extension of the Standard Model (SM), under which all the Standard Model matter fields are uncharged and the additional neutral gauge boson $Z'$ couples to a set of heavy nonstandard fermions, dark matter (DM) production mediated by $Z'$ can proceed through the generation o... |
1509.04725 | Felipe J. Llanes-Estrada | Antonio Dobado, Rafael L. Delgado and Felipe J. Llanes-Estrada | Resonances in W_L W_L, Z_L Z_L and hh scattering from dispersive
analysis of the non-linear Electroweak+Higgs Effective Theory | 6 pages, 12 plots | null | null | INT-PUB-15-051 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | If new resonances of the electroweak symmetry breaking sector
(longitudinal-gauge and Higgs) bosons are found in the 1-3 TeV region, the
right tool to assess their properties and confront experimental data in a
largely model-independent yet simple manner is Unitarized Effective Theory. Its
ingredients are: 1) custodi... | [
{
"created": "Tue, 15 Sep 2015 20:14:02 GMT",
"version": "v1"
}
] | 2015-09-17 | [
[
"Dobado",
"Antonio",
""
],
[
"Delgado",
"Rafael L.",
""
],
[
"Llanes-Estrada",
"Felipe J.",
""
]
] | If new resonances of the electroweak symmetry breaking sector (longitudinal-gauge and Higgs) bosons are found in the 1-3 TeV region, the right tool to assess their properties and confront experimental data in a largely model-independent yet simple manner is Unitarized Effective Theory. Its ingredients are: 1) custodial... |
hep-ph/0206161 | M. A. Pichowsky | C.J. Burden (Australia Natl U) and M.A. Pichowsky (Kent State U) | J^PC Exotic Mesons from the Bethe-Salpeter Equation | Published version, 5 pages | Few Body Syst. 32 (2002) 119-126 | 10.1007/s00601-002-0113-5 | null | hep-ph nucl-th | null | Masses for vector 1--, axialvector 1+-, 1++, and exotic-vector 1-+ mesons are
calculated within a quantum field theoretic framework based on the
Dyson-Schwinger equations using a model form of the quark-antiquark interaction
that is separable. The model provides an excellent description of pion and
K-meson observable... | [
{
"created": "Tue, 18 Jun 2002 16:04:37 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Burden",
"C. J.",
"",
"Australia Natl U"
],
[
"Pichowsky",
"M. A.",
"",
"Kent State U"
]
] | Masses for vector 1--, axialvector 1+-, 1++, and exotic-vector 1-+ mesons are calculated within a quantum field theoretic framework based on the Dyson-Schwinger equations using a model form of the quark-antiquark interaction that is separable. The model provides an excellent description of pion and K-meson observables ... |
hep-ph/0202116 | Jose Juan Blanco-Pillado | Jose J. Blanco-Pillado, Ken D. Olum and Alexander Vilenkin | Quantum tunneling of superconducting string currents | 16 pages, 2 figures | Phys.Rev. D66 (2002) 023506 | 10.1103/PhysRevD.66.023506 | null | hep-ph gr-qc hep-th | null | We investigate the decay of current on a superconducting cosmic string
through quantum tunneling. We construct the instanton describing tunneling in a
simple bosonic string model, and estimate the decay rate. The tunneling rate
vanishes in the limit of a chiral current. This conclusion, which is supported
by a symmet... | [
{
"created": "Wed, 13 Feb 2002 01:46:46 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Blanco-Pillado",
"Jose J.",
""
],
[
"Olum",
"Ken D.",
""
],
[
"Vilenkin",
"Alexander",
""
]
] | We investigate the decay of current on a superconducting cosmic string through quantum tunneling. We construct the instanton describing tunneling in a simple bosonic string model, and estimate the decay rate. The tunneling rate vanishes in the limit of a chiral current. This conclusion, which is supported by a symmetry... |
hep-ph/9610436 | Su-Long Nyeo | Yaw-Hwang Chen, Su-Long Nyeo, Chung-Yi Wu (National Cheng Kung
University) | Asymmetry Effects in Polarized Hadron Scattering | LaTeX, 23 pages, 12 figures (figures have been recalculated and new
ones added) | Int.J.Mod.Phys. A12 (1997) 5827-5846 | 10.1142/S0217751X97003054 | NCKU-HEP/96-06 | hep-ph | null | We calculate the single-spin and double-spin asymmetry differential cross
sections for the polarized hadron scattering $PP \to l^+ l^- + jet$ up to
$O(\alpha_s)$ by the helicity amplitude method. Numerical results of the
differential cross sections, which can be used to probe the spin contents of
the proton, are obta... | [
{
"created": "Tue, 22 Oct 1996 08:15:50 GMT",
"version": "v1"
},
{
"created": "Wed, 26 Mar 1997 08:35:31 GMT",
"version": "v2"
}
] | 2016-09-06 | [
[
"Chen",
"Yaw-Hwang",
"",
"National Cheng Kung\n University"
],
[
"Nyeo",
"Su-Long",
"",
"National Cheng Kung\n University"
],
[
"Wu",
"Chung-Yi",
"",
"National Cheng Kung\n University"
]
] | We calculate the single-spin and double-spin asymmetry differential cross sections for the polarized hadron scattering $PP \to l^+ l^- + jet$ up to $O(\alpha_s)$ by the helicity amplitude method. Numerical results of the differential cross sections, which can be used to probe the spin contents of the proton, are obtain... |
1502.06983 | Yue Zhang | Yue Zhang | Long-lived Light Mediator to Dark Matter and Primordial Small Scale
Spectrum | 8 pages, 5 figures | JCAP 05 (2015) 008 | 10.1088/1475-7516/2015/05/008 | CALT-TH-2015-008 | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the early universe evolution of perturbations in the dark matter
energy density in the context of simple dark sector models containing a GeV
scale light mediator. We consider the case that the mediator is long lived,
with lifetime up to a second, and before decaying it temporarily dominates the
energy de... | [
{
"created": "Tue, 24 Feb 2015 21:42:24 GMT",
"version": "v1"
},
{
"created": "Thu, 7 May 2015 04:47:36 GMT",
"version": "v2"
}
] | 2015-05-08 | [
[
"Zhang",
"Yue",
""
]
] | We calculate the early universe evolution of perturbations in the dark matter energy density in the context of simple dark sector models containing a GeV scale light mediator. We consider the case that the mediator is long lived, with lifetime up to a second, and before decaying it temporarily dominates the energy dens... |
2206.11059 | Luca Rottoli | Xuan Chen, Thomas Gehrmann, Nigel Glover, Alexander Huss, Pier
Francesco Monni, Emanuele Re, Luca Rottoli, Paolo Torrielli | Theory uncertainties in the fiducial Drell-Yan cross section and
distributions | 6 pages, 3 figures. Moriond proceedings presenting studies of scale
uncertainty in fiducial Drell-Yan production | null | null | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In these proceedings we study various sources of theoretical uncertainty in
the Drell-Yan $p_T^{{\ell\ell}}$ spectrum focussing on the $p_T^{{\ell\ell}}
\lesssim 100\, {\rm GeV}$ region. We consider several perturbative aspects
related to the choice of the scale setting adopted in resummed calculations,
and we assess... | [
{
"created": "Wed, 22 Jun 2022 13:26:20 GMT",
"version": "v1"
}
] | 2022-06-23 | [
[
"Chen",
"Xuan",
""
],
[
"Gehrmann",
"Thomas",
""
],
[
"Glover",
"Nigel",
""
],
[
"Huss",
"Alexander",
""
],
[
"Monni",
"Pier Francesco",
""
],
[
"Re",
"Emanuele",
""
],
[
"Rottoli",
"Luca",
""
],
[
... | In these proceedings we study various sources of theoretical uncertainty in the Drell-Yan $p_T^{{\ell\ell}}$ spectrum focussing on the $p_T^{{\ell\ell}} \lesssim 100\, {\rm GeV}$ region. We consider several perturbative aspects related to the choice of the scale setting adopted in resummed calculations, and we assess t... |
2009.08331 | Christophe Royon | C. Baldenegro, G. Biagi, G. Legras, C. Royon | Central exclusive production of $W$ boson pairs in $pp$ collisions at
the LHC in hadronic and semi-leptonic final states | null | null | 10.1007/JHEP12(2020)165 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a phenomenology study on central exclusive production of $W^+W^-$
boson pairs in proton-proton collisions at the Large Hadron Collider at 14 TeV
using the forward proton detectors, such as the ATLAS Forward Proton or the
CMS-TOTEM Precision Proton Spectrometer detectors. Final states where at least
one of ... | [
{
"created": "Thu, 17 Sep 2020 14:28:31 GMT",
"version": "v1"
},
{
"created": "Thu, 29 Oct 2020 21:36:08 GMT",
"version": "v2"
}
] | 2021-02-03 | [
[
"Baldenegro",
"C.",
""
],
[
"Biagi",
"G.",
""
],
[
"Legras",
"G.",
""
],
[
"Royon",
"C.",
""
]
] | We present a phenomenology study on central exclusive production of $W^+W^-$ boson pairs in proton-proton collisions at the Large Hadron Collider at 14 TeV using the forward proton detectors, such as the ATLAS Forward Proton or the CMS-TOTEM Precision Proton Spectrometer detectors. Final states where at least one of th... |
hep-ph/9707261 | Renard Fernand Michel | F.M. Renard | Residual New Physics Effects in the Heavy Quark Sector, Tests at LEP2
and Higher Energies | 8 pages and 2 figures. e-mail: renard@lpmsun2.lpm.univ-montp2.fr | null | null | PM 97/19 | hep-ph | null | We discuss the sensitivity of the processes $e^+e^-\to t\bar t$ and
$e^+e^-\to b\bar b$ to special sets of operators describing residual New
Physics effects. Experimental data in this sector together with those expected
in the bosonic sector should allow to constrain possible New Physics schemes
with effective scales... | [
{
"created": "Mon, 7 Jul 1997 08:29:59 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Renard",
"F. M.",
""
]
] | We discuss the sensitivity of the processes $e^+e^-\to t\bar t$ and $e^+e^-\to b\bar b$ to special sets of operators describing residual New Physics effects. Experimental data in this sector together with those expected in the bosonic sector should allow to constrain possible New Physics schemes with effective scales i... |
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