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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2103.11126 | Maciej Rybczynski | Maciej Rybczynski, Grzegorz Wilk and Zbigniew Wlodarczyk | Relaxation and correlation times of nonequilibrium multiparticle systems | Final version, accepted for publication in Physical Review D | Phys. Rev. D 103, 114026 (2021) | 10.1103/PhysRevD.103.114026 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | Relaxation and correlation times are two parameters used frequently in
approximate descriptions of the time development of hadronizing system from
some initial state towards distributions observed experimentally. Chosen to
reproduce the experimental results they represent, in a sense, the history of
the hadronization... | [
{
"created": "Sat, 20 Mar 2021 07:50:12 GMT",
"version": "v1"
},
{
"created": "Wed, 2 Jun 2021 20:44:21 GMT",
"version": "v2"
}
] | 2021-07-07 | [
[
"Rybczynski",
"Maciej",
""
],
[
"Wilk",
"Grzegorz",
""
],
[
"Wlodarczyk",
"Zbigniew",
""
]
] | Relaxation and correlation times are two parameters used frequently in approximate descriptions of the time development of hadronizing system from some initial state towards distributions observed experimentally. Chosen to reproduce the experimental results they represent, in a sense, the history of the hadronization p... |
hep-ph/0204110 | Ivan Schmidt | Ivan Schmidt, Alfonso R. Zerwekh (Universidad Federico Santa Maria,
Valparaiso, Chile) | Classical sum rules and spin correlations in photoabsorption and
photoproduction processes | 9 pages, 2 figures | Phys.Rev. D66 (2002) 037901 | 10.1103/PhysRevD.66.037901 | USM-TH-124 | hep-ph | null | In this paper we study the possibility of generalizing the classical
photoabsorption ($\gamma a \to b c$) sum rules, to processes $b c \to \gamma a$
and crossed helicity amplitudes. In the first case, using detailed balance, the
sum rule is written as $\int_{\nu_{th}}^\infty {\frac{{d\nu}}{\nu}} K\Delta
\sigma_{Born}... | [
{
"created": "Tue, 9 Apr 2002 21:55:45 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Schmidt",
"Ivan",
"",
"Universidad Federico Santa Maria,\n Valparaiso, Chile"
],
[
"Zerwekh",
"Alfonso R.",
"",
"Universidad Federico Santa Maria,\n Valparaiso, Chile"
]
] | In this paper we study the possibility of generalizing the classical photoabsorption ($\gamma a \to b c$) sum rules, to processes $b c \to \gamma a$ and crossed helicity amplitudes. In the first case, using detailed balance, the sum rule is written as $\int_{\nu_{th}}^\infty {\frac{{d\nu}}{\nu}} K\Delta \sigma_{Born} (... |
0801.2544 | Stefano Forte | Simone Marzani, Richard D.Ball, Vittorio Del Duca, Stefano Forte and
Alessandro Vicini | Higgs production via gluon-gluon fusion with finite top mass beyond
next-to-leading order | 20 pages, 5 figures, latex with epsfig | Nucl.Phys.B800:127-145,2008 | 10.1016/j.nuclphysb.2008.03.016 | IFUM-911-FT, Edinburgh 2008/1, CERN-PH-TH/2008-009 | hep-ph | null | We present a computation of the cross section for inclusive Higgs production
in gluon-gluon fusion for finite values of the top mass in perturbative QCD to
all orders in the limit of high partonic center-of-mass energy. We show that at
NLO the high energy contribution accounts for most of the difference between
the r... | [
{
"created": "Wed, 16 Jan 2008 18:06:49 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Marzani",
"Simone",
""
],
[
"Ball",
"Richard D.",
""
],
[
"Del Duca",
"Vittorio",
""
],
[
"Forte",
"Stefano",
""
],
[
"Vicini",
"Alessandro",
""
]
] | We present a computation of the cross section for inclusive Higgs production in gluon-gluon fusion for finite values of the top mass in perturbative QCD to all orders in the limit of high partonic center-of-mass energy. We show that at NLO the high energy contribution accounts for most of the difference between the res... |
hep-ph/0006235 | Ed Stoeffhaas | V. Barger and K. Whisnant | Neutrino Mixing Schemes | 17 pages, Latex2e, uses svmult.cls (included) and epsfig.sty. Two
postscript figures. To appear in "Current Aspects of Neutrino Physics", ed.
by D. Caldwell (Springer-Verlag, Hamburg, 2000) | null | null | MADPH-00-1180 | hep-ph astro-ph | null | A revolution in our understanding of the neutrino sector is underway, driven
by observations that are interpreted in terms of changes in neutrino flavors as
they propagate. Since neutrino oscillations occur only if neutrinos are
massive, these phenomena indicate physics beyond the Standard Model. With the
present evi... | [
{
"created": "Tue, 20 Jun 2000 18:45:26 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Barger",
"V.",
""
],
[
"Whisnant",
"K.",
""
]
] | A revolution in our understanding of the neutrino sector is underway, driven by observations that are interpreted in terms of changes in neutrino flavors as they propagate. Since neutrino oscillations occur only if neutrinos are massive, these phenomena indicate physics beyond the Standard Model. With the present evide... |
hep-ph/9908262 | D. P. Roy | D.P. Roy | A Minimal See-Saw Model for Hierarchical Neutrino Masses with Large
Mixing | 6 pages, Latex, Invited Talk at the 6th San Miniato Topical Seminar
on `Neutrino and Astroparticle Physics', to appear in Nuclear Physics B
(Proc. Suppl.) | Nucl.Phys.Proc.Suppl. 85 (2000) 183-186 | 10.1016/S0920-5632(00)00504-1 | TIFR/TH/99-37 | hep-ph | null | The atmospheric and solar neutrino oscillation data suggest hierarchical
neutrino masses with at least one large mixing. The simplest see-saw models for
reconciling the two features are U(1) extensions of the SM with flavour
dependent gauge charges. I discuss a minimal model of this type containing two
heavy right-ha... | [
{
"created": "Thu, 5 Aug 1999 07:14:58 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Roy",
"D. P.",
""
]
] | The atmospheric and solar neutrino oscillation data suggest hierarchical neutrino masses with at least one large mixing. The simplest see-saw models for reconciling the two features are U(1) extensions of the SM with flavour dependent gauge charges. I discuss a minimal model of this type containing two heavy right-hand... |
1709.09466 | Guy D. Moore | Guy D. Moore | Axion dark matter and the Lattice | 18 pages with 9 figures, plenary talk at conference "Lattice 2017"
(Granada, Spain) | null | 10.1051/epjconf/201817501009 | null | hep-ph hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | First I will review the QCD theta problem and the Peccei-Quinn solution, with
its new particle, the axion. I will review the possibility of the axion as dark
matter. If PQ symmetry was restored at some point in the hot early Universe, it
should be possible to make a definite prediction for the axion mass if it
consti... | [
{
"created": "Wed, 27 Sep 2017 12:14:08 GMT",
"version": "v1"
}
] | 2018-04-18 | [
[
"Moore",
"Guy D.",
""
]
] | First I will review the QCD theta problem and the Peccei-Quinn solution, with its new particle, the axion. I will review the possibility of the axion as dark matter. If PQ symmetry was restored at some point in the hot early Universe, it should be possible to make a definite prediction for the axion mass if it constitu... |
1902.07737 | Ariel Zhitnitsky | Ariel R. Zhitnitsky | Cosmological Magnetic Field and Dark Energy as two sides of the same
coin | matches the published version | Phys. Rev. D 99, 103518 (2019) | 10.1103/PhysRevD.99.103518 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It has been recently argued \cite{Barvinsky:2017lfl} that the de Sitter phase
in cosmology might be naturally generated as a result of dynamics of the
topologically nontrivial sectors in a strongly coupled QCD-like gauge theory in
expanding universe. It is known that the de Sitter phase is realized in the
history of ... | [
{
"created": "Wed, 20 Feb 2019 19:16:02 GMT",
"version": "v1"
},
{
"created": "Wed, 8 May 2019 18:39:54 GMT",
"version": "v2"
}
] | 2019-05-22 | [
[
"Zhitnitsky",
"Ariel R.",
""
]
] | It has been recently argued \cite{Barvinsky:2017lfl} that the de Sitter phase in cosmology might be naturally generated as a result of dynamics of the topologically nontrivial sectors in a strongly coupled QCD-like gauge theory in expanding universe. It is known that the de Sitter phase is realized in the history of ou... |
2004.06408 | Shi Pu | Ren-jie Wang, Patrick Copinger, Shi Pu | Anomalous magnetohydrodynamics with constant anisotropic electric
conductivities | 5 pages, proceedings for Quark Matter 2019 | null | 10.1016/j.nuclphysa.2020.121869 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study anomalous magnetohydrodynamics in a longitudinal boost invariant
Bjorken flow with constant anisotropic electric conductivities as outlined in
Ref. [1]. For simplicity, we consider a neutral fluid and a force-free magnetic
field in the transverse direction. We derived analytic solutions of the
electromagneti... | [
{
"created": "Tue, 14 Apr 2020 10:38:45 GMT",
"version": "v1"
}
] | 2021-02-03 | [
[
"Wang",
"Ren-jie",
""
],
[
"Copinger",
"Patrick",
""
],
[
"Pu",
"Shi",
""
]
] | We study anomalous magnetohydrodynamics in a longitudinal boost invariant Bjorken flow with constant anisotropic electric conductivities as outlined in Ref. [1]. For simplicity, we consider a neutral fluid and a force-free magnetic field in the transverse direction. We derived analytic solutions of the electromagnetic ... |
hep-ph/9702219 | Ove Scavenius | I.N. Mishustin, O. Scavenius | Dynamical generation of the constituent mass in expanding plasma | 7 pages, Latex. To appear in Physics Letters B | Phys.Lett. B396 (1997) 33-38 | 10.1016/S0370-2693(97)00136-6 | null | hep-ph | null | We investigate dynamics of the chiral transition in expanding quark-antiquark
plasma produced in an ultra-relativistic heavy ion collision. The chiral
symmetry break-down and dynamical generation of the constituent quark mass are
studied within the linear sigma model and Nambu-Jona-Lasinio model. Time
dependence of t... | [
{
"created": "Sun, 2 Feb 1997 12:06:26 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Mishustin",
"I. N.",
""
],
[
"Scavenius",
"O.",
""
]
] | We investigate dynamics of the chiral transition in expanding quark-antiquark plasma produced in an ultra-relativistic heavy ion collision. The chiral symmetry break-down and dynamical generation of the constituent quark mass are studied within the linear sigma model and Nambu-Jona-Lasinio model. Time dependence of the... |
2404.02202 | Jack Franklin | Jack Franklin, Ivan Martinez-Soler, Yuber F. Perez-Gonzalez, Jessica
Turner | Constraints on the Cosmic Neutrino Background from NGC 1068 | null | null | null | IPPP/24/12 | hep-ph astro-ph.CO astro-ph.HE | http://creativecommons.org/licenses/by/4.0/ | We use recent evidence of TeV neutrino events from NGC 1068, detected by the
IceCube experiment, to constrain the overdensity of relic neutrinos locally and
globally. Since these high-energy neutrinos have travelled long distances
through a sea of relic neutrinos, they could have undergone scattering,
altering their ... | [
{
"created": "Tue, 2 Apr 2024 18:00:04 GMT",
"version": "v1"
}
] | 2024-04-04 | [
[
"Franklin",
"Jack",
""
],
[
"Martinez-Soler",
"Ivan",
""
],
[
"Perez-Gonzalez",
"Yuber F.",
""
],
[
"Turner",
"Jessica",
""
]
] | We use recent evidence of TeV neutrino events from NGC 1068, detected by the IceCube experiment, to constrain the overdensity of relic neutrinos locally and globally. Since these high-energy neutrinos have travelled long distances through a sea of relic neutrinos, they could have undergone scattering, altering their ob... |
hep-ph/9707242 | Sandro Ambrosanio | Sandro Ambrosanio and Ann E. Nelson | New Multi-Scale Supersymmetric Models with Flavor Changing Neutral
Current Suppression | 10 pages, LaTeX file + 2 figures embedded using epsf.sty. Source and
ps files are also available at
http://feynman.physics.lsa.umich.edu/~ambros/Physics.html#18 | Phys.Lett. B411 (1997) 283-291 | 10.1016/S0370-2693(97)01041-1 | UW/PT-97/11 | hep-ph hep-ex | null | We discuss the phenomenology of a class of supersymmetric models in which
some of the quark and lepton superfields are an integral part of a dynamical
supersymmetry breaking sector. The corresponding squarks and sleptons are much
heavier than any other superpartners, and could naturally have masses as high
as ~ 40 Te... | [
{
"created": "Fri, 4 Jul 1997 20:59:50 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Ambrosanio",
"Sandro",
""
],
[
"Nelson",
"Ann E.",
""
]
] | We discuss the phenomenology of a class of supersymmetric models in which some of the quark and lepton superfields are an integral part of a dynamical supersymmetry breaking sector. The corresponding squarks and sleptons are much heavier than any other superpartners, and could naturally have masses as high as ~ 40 TeV.... |
hep-ph/0605233 | Prasanta Das Kumar | Basudha Misra, Jyoti Prasad Saha and Prasanta Kumar Das | ${\bar B_s} \to \mu^+ \mu^-$ decay in the Randall-Sundrum model | 17 pages, one tex file, 6 eps and 1 ps figures. Discussion on radion
signal is made and few more references are added. Accepted in Phys Rev D | Phys.Rev. D74 (2006) 074011 | 10.1103/PhysRevD.74.074011 | IMSc-2006/05/22 | hep-ph | null | We investigate the ${\bar B_s} \to \mu^+ \mu^-$ decay in the presence of a
light stabilized radion in Randall-Sundrum model. The branching ratio $BR({\bar
B_s} \to \mu^+ \mu^-)$ in the standard model is found to be $3.17 \times
10^{-9}$ (two order smaller than the experimental upper bound) and raises the
question whe... | [
{
"created": "Mon, 22 May 2006 17:36:26 GMT",
"version": "v1"
},
{
"created": "Tue, 23 May 2006 06:42:29 GMT",
"version": "v2"
},
{
"created": "Sat, 17 Jun 2006 06:30:11 GMT",
"version": "v3"
},
{
"created": "Thu, 21 Sep 2006 12:21:02 GMT",
"version": "v4"
}
] | 2009-11-11 | [
[
"Misra",
"Basudha",
""
],
[
"Saha",
"Jyoti Prasad",
""
],
[
"Das",
"Prasanta Kumar",
""
]
] | We investigate the ${\bar B_s} \to \mu^+ \mu^-$ decay in the presence of a light stabilized radion in Randall-Sundrum model. The branching ratio $BR({\bar B_s} \to \mu^+ \mu^-)$ in the standard model is found to be $3.17 \times 10^{-9}$ (two order smaller than the experimental upper bound) and raises the question wheth... |
2011.04905 | Ce Meng | Peng Zhang, Ce Meng, Yan-Qing Ma, and Kuang-Ta Chao | Gluon fragmentation into ${^{3}\hspace{-0.6mm}P_{J}^{[1,8]}}$ quark pair
and test of NRQCD factorization at two-loop level | 19 pages, 6 figures. arXiv admin note: text overlap with
arXiv:1810.07656 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The next-to-leading order (NLO) ($\mathcal{O}(\alpha_s^3)$) corrections for
gluon fragmentation functions to a heavy quark-antiquark pair in
${^{3}\hspace{-0.6mm}P_{J}^{[1,8]}}$ states are calculated within the NRQCD
factorization. We use integration-by-parts reduction and differential equations
to semi-analytically ... | [
{
"created": "Mon, 9 Nov 2020 03:14:12 GMT",
"version": "v1"
}
] | 2020-11-11 | [
[
"Zhang",
"Peng",
""
],
[
"Meng",
"Ce",
""
],
[
"Ma",
"Yan-Qing",
""
],
[
"Chao",
"Kuang-Ta",
""
]
] | The next-to-leading order (NLO) ($\mathcal{O}(\alpha_s^3)$) corrections for gluon fragmentation functions to a heavy quark-antiquark pair in ${^{3}\hspace{-0.6mm}P_{J}^{[1,8]}}$ states are calculated within the NRQCD factorization. We use integration-by-parts reduction and differential equations to semi-analytically ca... |
0708.3516 | Guo-Li Wang | Guo-Li Wang | Annihilation Rate of Heavy 0^{++} P-wave Quarkonium in Relativistic
Salpeter Method | 8 pages, 1 figure, 4 tables | Phys.Lett.B653:206-209,2007 | 10.1016/j.physletb.2007.08.017 | null | hep-ph | null | Two-photon and two-gluon annihilation rates of P-wave scalar charmonium and
bottomonium up to third radial excited states are estimated in the relativistic
Salpeter method. We solved the full Salpeter equation with a well defined
relativistic wave function and calculated the transition amplitude using the
Mandelstam ... | [
{
"created": "Sun, 26 Aug 2007 23:35:24 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Wang",
"Guo-Li",
""
]
] | Two-photon and two-gluon annihilation rates of P-wave scalar charmonium and bottomonium up to third radial excited states are estimated in the relativistic Salpeter method. We solved the full Salpeter equation with a well defined relativistic wave function and calculated the transition amplitude using the Mandelstam fo... |
hep-ph/0006256 | David Dooling | David Dooling and Kyungsik Kang | Gravitational Origin of Quark Masses and Mixings in an Extra-Dimensional
Brane-World | 10 pages, RevTex, psfig.sty, References added | null | null | BROWN-HET-1231 | hep-ph hep-th | null | Using the resolution of the gauge hierarchy problem recently proposed by
Randall and Sundrum, we find a natural explanation for the observed fermion
masses and mixings of the three Standard Model (SM) generations. Localizing
massless SM matter generations on neighboring 3-branes in an extra dimensional
world leads to... | [
{
"created": "Wed, 21 Jun 2000 22:57:30 GMT",
"version": "v1"
},
{
"created": "Wed, 28 Jun 2000 14:35:32 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Dooling",
"David",
""
],
[
"Kang",
"Kyungsik",
""
]
] | Using the resolution of the gauge hierarchy problem recently proposed by Randall and Sundrum, we find a natural explanation for the observed fermion masses and mixings of the three Standard Model (SM) generations. Localizing massless SM matter generations on neighboring 3-branes in an extra dimensional world leads to e... |
hep-ph/0403196 | Jihn E. Kim | Jihn E. Kim | Trinification with sin^2\theta_W^0=3/8 and seesaw neutrino mass | 15 pages | Phys.Lett. B591 (2004) 119-126 | 10.1016/j.physletb.2004.04.017 | SNUTP 04-006 | hep-ph | null | We realize a supersymmetric trinification model with three families of $({\bf
27}_{\rm tri}+{\bf 27}_{\rm tri} +\bar{\bf 27}_{\rm tri})$ by the $Z_3$
orbifold compactification with two Wilson lines. It is possible to break the
trinification group to the supersymmetric standard model. This model has
several interestin... | [
{
"created": "Wed, 17 Mar 2004 19:43:46 GMT",
"version": "v1"
},
{
"created": "Thu, 18 Mar 2004 13:21:46 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Kim",
"Jihn E.",
""
]
] | We realize a supersymmetric trinification model with three families of $({\bf 27}_{\rm tri}+{\bf 27}_{\rm tri} +\bar{\bf 27}_{\rm tri})$ by the $Z_3$ orbifold compactification with two Wilson lines. It is possible to break the trinification group to the supersymmetric standard model. This model has several interesting ... |
0907.4790 | Martin Block | Martin M. Block (Department of Physics abd Astronomy, Northwestern
University, Evanston, IL) | A new numerical method for obtaining gluon distribution functions
$G(x,Q^2)=xg(x,Q^2)$, from the proton structure function $F_2^{\gamma
p}(x,Q^2)$ | 9 pages, 2 figures | Eur.Phys.J.C65:1-7,2010 | 10.1140/epjc/s10052-009-1195-8 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | An exact expression for the leading-order (LO) gluon distribution function
$G(x,Q^2)=xg(x,Q^2)$ from the DGLAP evolution equation for the proton structure
function $F_2^{\gamma p}(x,Q^2)$ for deep inelastic $\gamma^* p$ scattering has
recently been obtained [M. M. Block, L. Durand and D. W. McKay, Phys. Rev.
D{\bf 79... | [
{
"created": "Mon, 27 Jul 2009 23:00:57 GMT",
"version": "v1"
}
] | 2010-01-06 | [
[
"Block",
"Martin M.",
"",
"Department of Physics abd Astronomy, Northwestern\n University, Evanston, IL"
]
] | An exact expression for the leading-order (LO) gluon distribution function $G(x,Q^2)=xg(x,Q^2)$ from the DGLAP evolution equation for the proton structure function $F_2^{\gamma p}(x,Q^2)$ for deep inelastic $\gamma^* p$ scattering has recently been obtained [M. M. Block, L. Durand and D. W. McKay, Phys. Rev. D{\bf 79},... |
hep-ph/0002168 | Yosef Nir | Yosef Nir | Pseudo-Dirac Solar Neutrinos | 24 pages; v3: significant improvements and modifications,
particularly in the three generation analysis | JHEP 0006:039,2000 | 10.1088/1126-6708/2000/06/039 | IASSNS-HEP-00-08 | hep-ph | null | Three of the viable solutions of the solar neutrino problem are consistent
with close to maximal leptonic mixing:
$\sin^2\theta_{12}={1\over2}(1-\epsilon_{12})$ with $|\epsilon_{12}|\ll1$.
Flavor models can naturally explain close to maximal mixing if approximate
horizontal symmetries force a pseudo-Dirac structure o... | [
{
"created": "Tue, 15 Feb 2000 17:15:09 GMT",
"version": "v1"
},
{
"created": "Wed, 22 Mar 2000 18:51:27 GMT",
"version": "v2"
},
{
"created": "Tue, 27 Jun 2000 15:49:04 GMT",
"version": "v3"
}
] | 2014-11-17 | [
[
"Nir",
"Yosef",
""
]
] | Three of the viable solutions of the solar neutrino problem are consistent with close to maximal leptonic mixing: $\sin^2\theta_{12}={1\over2}(1-\epsilon_{12})$ with $|\epsilon_{12}|\ll1$. Flavor models can naturally explain close to maximal mixing if approximate horizontal symmetries force a pseudo-Dirac structure on ... |
0710.2653 | Taeil Hur | Taeil Hur, Hye-Sung Lee, Salah Nasri | A Supersymmetric U(1)' Model with Multiple Dark Matters | 25 pages, 5 figures | Phys.Rev.D77:015008,2008 | 10.1103/PhysRevD.77.015008 | null | hep-ph | null | We consider a scenario where a supersymmetric model has multiple dark matter
particles. Adding a U(1)' gauge symmetry is a well-motivated extension of the
Minimal Supersymmetric Standard Model (MSSM). It can cure the problems of the
MSSM such as the mu-problem or the proton decay problem with high-dimensional
lepton ... | [
{
"created": "Mon, 15 Oct 2007 08:57:25 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Hur",
"Taeil",
""
],
[
"Lee",
"Hye-Sung",
""
],
[
"Nasri",
"Salah",
""
]
] | We consider a scenario where a supersymmetric model has multiple dark matter particles. Adding a U(1)' gauge symmetry is a well-motivated extension of the Minimal Supersymmetric Standard Model (MSSM). It can cure the problems of the MSSM such as the mu-problem or the proton decay problem with high-dimensional lepton nu... |
hep-ph/0503033 | Mattias Marklund | Mattias Marklund | Propagation of Partially Coherent Photons in an Ultra-Intense Radiation
Gas | 10 pages, 1 figure, revtex4 | Phys.Scripta T113 (2004) 59 | 10.1238/Physica.Topical.113a00059 | null | hep-ph | null | The scattering of photons off photons at the one-loop level is investigated.
We give a short review of the weak field limit, as given by the first order
term in the series expansion of the Heisenberg-Euler Lagrangian. The dispersion
relation for a photon in a radiation gas is presented. Based on this, a wave
kinetic ... | [
{
"created": "Thu, 3 Mar 2005 12:55:52 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Marklund",
"Mattias",
""
]
] | The scattering of photons off photons at the one-loop level is investigated. We give a short review of the weak field limit, as given by the first order term in the series expansion of the Heisenberg-Euler Lagrangian. The dispersion relation for a photon in a radiation gas is presented. Based on this, a wave kinetic eq... |
hep-ph/9510414 | Nobuhiro Maekawa | Nobuhiro Maekawa | Vector-like Strong Coupling Theory with Small S and T Parameters | 14 pages, uufiles (LaTeX) | Prog.Theor.Phys.Suppl.123:37-48,1996 | 10.1143/PTPS.123.37 | KUNS-1366 | hep-ph | null | We discuss a mechanism which can reduce the S and T parameters in dynamical
electroweak symmetry breaking scenario. It is interesting that not only T but
also S parameters can be made small even if large isospin violation exists,
which can realize the heavy top quark. The point is that if massive vector-like
fermions... | [
{
"created": "Thu, 26 Oct 1995 02:59:02 GMT",
"version": "v1"
}
] | 2011-04-15 | [
[
"Maekawa",
"Nobuhiro",
""
]
] | We discuss a mechanism which can reduce the S and T parameters in dynamical electroweak symmetry breaking scenario. It is interesting that not only T but also S parameters can be made small even if large isospin violation exists, which can realize the heavy top quark. The point is that if massive vector-like fermions, ... |
1712.03312 | Nikolaos Mavromatos | Thomas Bossingham, Nick E. Mavromatos, Sarben Sarkar | Leptogenesis from Heavy Right-Handed Neutrinos in CPT Violating
Backgrounds | 33 pages latex, two figures incorporated; text overlap with
arXive:1412.7077 | null | 10.1140/epjc/s10052-018-5587-5 | KCL-PH-TH/2017-{\bf 62}, \, IFIC/17-59} KCL-PH-TH/2017-{\bf 62}, \,
IFIC/17-59} KCL-PH-TH/2017-62, IFIC/17-59 | hep-ph gr-qc hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss leptogenesis in a model with heavy right-handed Majorana neutrinos
propagating in a constant but otherwise generic CPT-violating axial time-like
background (which could be motivated by string theory considerations). At
temperatures much higher than the temperature of the electroweak phase
transition we sol... | [
{
"created": "Fri, 8 Dec 2017 23:31:12 GMT",
"version": "v1"
}
] | 2018-04-04 | [
[
"Bossingham",
"Thomas",
""
],
[
"Mavromatos",
"Nick E.",
""
],
[
"Sarkar",
"Sarben",
""
]
] | We discuss leptogenesis in a model with heavy right-handed Majorana neutrinos propagating in a constant but otherwise generic CPT-violating axial time-like background (which could be motivated by string theory considerations). At temperatures much higher than the temperature of the electroweak phase transition we solve... |
2309.09741 | Ignasi Rosell | Ignasi Rosell, Antonio Pich, Juan Jose Sanz-Cillero | Heavy resonances and the oblique parameters S and T | Talk given at the 26th International Conference in Quantum
Chromodynamics (QCD 23), 10-14 July 2023, Montpellier (France). 7 pages, 3
figures | null | null | IPARCOS-UCM-23-096 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | It has been confirmed experimentally the existence of a mass gap between
Standard Model (SM) and eventual Beyond Standard Model (BSM) fields. Therefore,
the use of effective approaches to search for fingerprints of New Physics is
very appealing. A non-linear realizations of the Electroweak Symmetry Breaking
is consid... | [
{
"created": "Mon, 18 Sep 2023 13:08:03 GMT",
"version": "v1"
}
] | 2023-09-27 | [
[
"Rosell",
"Ignasi",
""
],
[
"Pich",
"Antonio",
""
],
[
"Sanz-Cillero",
"Juan Jose",
""
]
] | It has been confirmed experimentally the existence of a mass gap between Standard Model (SM) and eventual Beyond Standard Model (BSM) fields. Therefore, the use of effective approaches to search for fingerprints of New Physics is very appealing. A non-linear realizations of the Electroweak Symmetry Breaking is consider... |
2404.13245 | Kiminad Mamo | Kiminad A. Mamo, Ismail Zahed | String-based parametrization of nucleon GPDs at any skewness: a
comparison to lattice QCD | 18 pages, 7 figures, and 1 Table; v2 references added | null | null | null | hep-ph hep-th | http://creativecommons.org/licenses/by/4.0/ | We introduce a string-based parametrization for nucleon quark and gluon
generalized parton distributions (GPDs) effective across all skewness values.
The conformal moments of the GPDs are expressed as sums of the spin-j nucleon
A-form factor, and the skewness-dependent spin-j nucleon D-form factor. This
representatio... | [
{
"created": "Sat, 20 Apr 2024 03:07:38 GMT",
"version": "v1"
},
{
"created": "Wed, 22 May 2024 14:40:17 GMT",
"version": "v2"
}
] | 2024-05-24 | [
[
"Mamo",
"Kiminad A.",
""
],
[
"Zahed",
"Ismail",
""
]
] | We introduce a string-based parametrization for nucleon quark and gluon generalized parton distributions (GPDs) effective across all skewness values. The conformal moments of the GPDs are expressed as sums of the spin-j nucleon A-form factor, and the skewness-dependent spin-j nucleon D-form factor. This representation,... |
hep-ph/0504181 | Michele Frigerio | Shao-Long Chen, Michele Frigerio, Ernest Ma (University of California,
Riverside) | Hybrid Seesaw Neutrino Masses with A_4 Family Symmetry | 13 pages, latex, 8 eps figures; typos corrected, clarifications and
references added | Nucl.Phys.B724:423-431,2005 | 10.1016/j.nuclphysb.2005.07.012 | UCRHEP-T387 | hep-ph | null | We consider the scenario in which neutrino data are explained by the
interplay of type I and II seesaw terms in the Majorana neutrino mass matrix
${\cal M}_\nu = {\cal M}_L - {\cal M}_D {\cal M}_R^{-1} {\cal M}_D^T$. We
construct a predictive model with ${\cal M}_L$ proportional to the unit matrix,
3 diagonal texture... | [
{
"created": "Wed, 20 Apr 2005 19:24:16 GMT",
"version": "v1"
},
{
"created": "Wed, 27 Jul 2005 18:37:29 GMT",
"version": "v2"
}
] | 2011-05-05 | [
[
"Chen",
"Shao-Long",
"",
"University of California,\n Riverside"
],
[
"Frigerio",
"Michele",
"",
"University of California,\n Riverside"
],
[
"Ma",
"Ernest",
"",
"University of California,\n Riverside"
]
] | We consider the scenario in which neutrino data are explained by the interplay of type I and II seesaw terms in the Majorana neutrino mass matrix ${\cal M}_\nu = {\cal M}_L - {\cal M}_D {\cal M}_R^{-1} {\cal M}_D^T$. We construct a predictive model with ${\cal M}_L$ proportional to the unit matrix, 3 diagonal texture z... |
0906.1642 | Hongying Jin | H.Y. Jin, J. Zhang, Z. F. Zhang and T.G. Steele | SU(3)-symmetry breaking effects and mass splitting in scalar and
pseudoscalar $D^{+}$ mesons from QCD sum rules | 24pages, six figures and three tables, the version appears in PRD. | Phys.Rev.D81:054021,2010 | 10.1103/PhysRevD.81.054021 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Motivated by the similar mass splitting in light-light and heavy-light meson
system in $J^{P}=0^{-}$ and $J^{P}=0^{+}$ channel, taking into account the
operator mixing to obtain an infrared stable OPE as well as a complete both
non-perturbative and perturbative $\mathcal {O}(m_{q})$ corrections to the
correlation fun... | [
{
"created": "Tue, 9 Jun 2009 06:35:47 GMT",
"version": "v1"
},
{
"created": "Sun, 13 Dec 2009 09:46:11 GMT",
"version": "v2"
},
{
"created": "Fri, 23 Apr 2010 02:56:20 GMT",
"version": "v3"
}
] | 2010-04-29 | [
[
"Jin",
"H. Y.",
""
],
[
"Zhang",
"J.",
""
],
[
"Zhang",
"Z. F.",
""
],
[
"Steele",
"T. G.",
""
]
] | Motivated by the similar mass splitting in light-light and heavy-light meson system in $J^{P}=0^{-}$ and $J^{P}=0^{+}$ channel, taking into account the operator mixing to obtain an infrared stable OPE as well as a complete both non-perturbative and perturbative $\mathcal {O}(m_{q})$ corrections to the correlation funct... |
hep-ph/0210140 | Patrick Huber | Patrick Huber | CP, T and CPT violation in future long baseline experiments | Talk presented at NUFACT02, London, 1-6 July, 2002. 3 pages, 2
figures | J.Phys.G29:1853-1856,2003 | 10.1088/0954-3899/29/8/359 | null | hep-ph | null | I give a short overview about the possibilities and problems related to the
measurement of CP violation in long baseline experiments. Special attention is
paid to the issue of degeneracies and a method for their resolution is
quantitatively discussed. The CP violation reach for different experiments is
compared in de... | [
{
"created": "Wed, 9 Oct 2002 09:12:15 GMT",
"version": "v1"
}
] | 2016-09-06 | [
[
"Huber",
"Patrick",
""
]
] | I give a short overview about the possibilities and problems related to the measurement of CP violation in long baseline experiments. Special attention is paid to the issue of degeneracies and a method for their resolution is quantitatively discussed. The CP violation reach for different experiments is compared in depe... |
1806.06324 | Celso de Camargo Barros Jr. | Marcelo G. L. Nogueira Santos and Celso C. Barros Jr | Some diagrams and basic formalism to the low energy kaon-hyperon
interaction | null | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work the low energy kaon-hyperon interaction is studied with
nonlinear chiral invariant Lagragians considering kaons, hyperons, and the
corresponding resonances in the intermediate states. We show the basic
formalism to calculate the total cross sections, angular distributions, and
some diagrams of interest.
| [
{
"created": "Sun, 17 Jun 2018 01:43:19 GMT",
"version": "v1"
},
{
"created": "Fri, 20 Jul 2018 20:17:59 GMT",
"version": "v2"
},
{
"created": "Sat, 28 Jul 2018 19:30:11 GMT",
"version": "v3"
},
{
"created": "Tue, 14 Aug 2018 23:33:04 GMT",
"version": "v4"
}
] | 2018-08-16 | [
[
"Santos",
"Marcelo G. L. Nogueira",
""
],
[
"Barros",
"Celso C.",
"Jr"
]
] | In this work the low energy kaon-hyperon interaction is studied with nonlinear chiral invariant Lagragians considering kaons, hyperons, and the corresponding resonances in the intermediate states. We show the basic formalism to calculate the total cross sections, angular distributions, and some diagrams of interest. |
hep-ph/9508307 | Kurt Langfeld | Kurt Langfeld | Chiral symmetry breaking in strongly coupled QED? | 13 pages, 5 figures, complete uu-file avaiable on request | null | null | T95/096 | hep-ph hep-th | null | The coupled system of renormalized Dyson-Schwinger equations for the electron
self-energy and the photon propagator are supplied with the tree level vertex
as Ansatz for the renormalized three point function. The system is investigated
numerically. In the case of a massive electron, the theory is ``weakly
renormaliza... | [
{
"created": "Wed, 16 Aug 1995 08:54:23 GMT",
"version": "v1"
}
] | 2009-09-25 | [
[
"Langfeld",
"Kurt",
""
]
] | The coupled system of renormalized Dyson-Schwinger equations for the electron self-energy and the photon propagator are supplied with the tree level vertex as Ansatz for the renormalized three point function. The system is investigated numerically. In the case of a massive electron, the theory is ``weakly renormalizabl... |
0810.2436 | Jes Madsen | Jes Madsen (Aarhus University) | Reply to Comment [arXiv:0809.2310] on Universal Charge-Radius Relation
for Subatomic and Astrophysical Compact Objects [arXiv:0804.2140, PRL100
(2008) 151102] | Submitted to PRL | null | null | null | hep-ph astro-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A reply to arXiv:0809.2310, "Comment on Universal Charge-Radius Relation for
Subatomic and Astrophysical Compact Objects"
[arXiv:0804.2140,PRL100(2008)151102]
| [
{
"created": "Tue, 14 Oct 2008 12:21:21 GMT",
"version": "v1"
}
] | 2008-10-15 | [
[
"Madsen",
"Jes",
"",
"Aarhus University"
]
] | A reply to arXiv:0809.2310, "Comment on Universal Charge-Radius Relation for Subatomic and Astrophysical Compact Objects" [arXiv:0804.2140,PRL100(2008)151102] |
2401.08704 | Y. M. Cho | Y.M. Cho | Two Types of Gluons in QCD: Re-interpretation of ALEPH and CMS Gluon Jet
Data | null | null | null | null | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | The Abelian decomposition of QCD tells that there are two types of gluons in
QCD, the color neutral neurons and colored chromons, which behave differently.
This strongly implies that QCD has two types of gluon jets, the neuron jet and
chromon jet. One quarter of the gluon jets is made of the neuron jets which
have sh... | [
{
"created": "Mon, 15 Jan 2024 06:59:55 GMT",
"version": "v1"
},
{
"created": "Mon, 29 Jul 2024 08:58:55 GMT",
"version": "v2"
},
{
"created": "Sun, 4 Aug 2024 05:38:13 GMT",
"version": "v3"
}
] | 2024-08-06 | [
[
"Cho",
"Y. M.",
""
]
] | The Abelian decomposition of QCD tells that there are two types of gluons in QCD, the color neutral neurons and colored chromons, which behave differently. This strongly implies that QCD has two types of gluon jets, the neuron jet and chromon jet. One quarter of the gluon jets is made of the neuron jets which have shar... |
1610.01890 | Grzegorz Wilk | Grzegorz Wilk, Zbigniew Wlodarczyk | Oscillations in counting statistics | Invited talk at ISMD2016, Seogwipo, Jeju Island, South Korea,
29.08-02.09.2016, to be published in EPJ Web of Conferences | EPJ Web of Conf. 141 (2017) 01005 | 10.1051/epjconf/201714101005 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The very large transverse momenta and large multiplicities available in
present LHC experiments on pp collisions allow a much closer look at the
corresponding distributions. Some time ago we discussed a possible physical
meaning of apparent log-periodic oscillations showing up in p_T distributions
(suggesting that th... | [
{
"created": "Thu, 6 Oct 2016 14:36:42 GMT",
"version": "v1"
}
] | 2018-11-27 | [
[
"Wilk",
"Grzegorz",
""
],
[
"Wlodarczyk",
"Zbigniew",
""
]
] | The very large transverse momenta and large multiplicities available in present LHC experiments on pp collisions allow a much closer look at the corresponding distributions. Some time ago we discussed a possible physical meaning of apparent log-periodic oscillations showing up in p_T distributions (suggesting that the ... |
hep-ph/0410274 | T. Melde | T. Melde, L. Canton, W. Plessas and R. F. Wagenbrunn | Strong Decays of Baryons | 6 pages, 2 figures, Invited talk at Mini-Workshop Bled 2004, Quark
Dynamics, Bled, Slovenia, July 12-19 2004, contribution to proceedings | null | null | null | hep-ph nucl-th | null | A Poincare-invariant description of mesonic baryon resonance decays is
presented following the point form of relativistic quantum mechanics. In this
contribution we focus on pionic decay modes. It is found that the theoretical
results in general underestimate the experimental ones considerably.
Furthermore, the probl... | [
{
"created": "Wed, 20 Oct 2004 13:14:02 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Melde",
"T.",
""
],
[
"Canton",
"L.",
""
],
[
"Plessas",
"W.",
""
],
[
"Wagenbrunn",
"R. F.",
""
]
] | A Poincare-invariant description of mesonic baryon resonance decays is presented following the point form of relativistic quantum mechanics. In this contribution we focus on pionic decay modes. It is found that the theoretical results in general underestimate the experimental ones considerably. Furthermore, the problem... |
hep-ph/0209021 | Joannis Papavassiliou | J.F.Oliver, J.Papavassiliou, and A.Santamaria | B Physics and Extra Dimensions | 10 pages, 4 Figures, Talk given at the 8th International Conference
on B Physics at Hadron Machines -BEAUTY2002, Santiago de Compostela, Spain,
17-21 June, 2002, To appear in the Proceedings | null | 10.1016/S0920-5632(03)01904-2 | FTUV 02-0903 | hep-ph | null | We compute the dominant new physics contributions to the processes Z -> b b
and B - B in the context of two representative models with extra dimensions.
The main thrust of the calculations focuses on how to control the effects of
the infinite tower of Kaluza-Klein modes inside the relevant one-loop diagrams.
By compa... | [
{
"created": "Tue, 3 Sep 2002 09:14:00 GMT",
"version": "v1"
}
] | 2015-06-25 | [
[
"Oliver",
"J. F.",
""
],
[
"Papavassiliou",
"J.",
""
],
[
"Santamaria",
"A.",
""
]
] | We compute the dominant new physics contributions to the processes Z -> b b and B - B in the context of two representative models with extra dimensions. The main thrust of the calculations focuses on how to control the effects of the infinite tower of Kaluza-Klein modes inside the relevant one-loop diagrams. By compari... |
0906.2732 | W. G. Scott | P. F. Harrison, W. G. Scott | A Flavour-Symmetric Perspective on Neutrino Mixing | 16 pages latex. Written version of a talk presented by W. G. Scott at
"Neutrino Telescopes", Venice, Italy, 10-13 March 2009 (to be published in
the proceedings). Version-2 incorporates some minor re-wordings and
additional references. Version-3/Version-4 correct a misquote in Eq. 19 of
the expression for F in ... | null | null | RAL-TR-2009-011 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A review and consolidation of some of our more recent publications, many with
our various collaborators. While we cannot resist mentioning Tribimaximal
mixing, our main theme is Flavour Symmetry, in particular Flavour-Symmetric
Observables, scalar (or pseudo-scalar) under $S3_l \times S3_{\nu}$. Our "best
guess" for ... | [
{
"created": "Mon, 15 Jun 2009 16:28:12 GMT",
"version": "v1"
},
{
"created": "Mon, 29 Jun 2009 14:44:48 GMT",
"version": "v2"
},
{
"created": "Sun, 13 Sep 2009 12:38:53 GMT",
"version": "v3"
},
{
"created": "Sun, 20 Sep 2009 09:58:37 GMT",
"version": "v4"
}
] | 2009-09-20 | [
[
"Harrison",
"P. F.",
""
],
[
"Scott",
"W. G.",
""
]
] | A review and consolidation of some of our more recent publications, many with our various collaborators. While we cannot resist mentioning Tribimaximal mixing, our main theme is Flavour Symmetry, in particular Flavour-Symmetric Observables, scalar (or pseudo-scalar) under $S3_l \times S3_{\nu}$. Our "best guess" for th... |
1411.7223 | Yu. A. Simonov | Yu. A. Simonov (Institute of Theoretical and Experimental Physics,
Moscow, Russia) | Nonperturbative parton distributions and the proton spin problem | 29 pages,3 figures,new section contains multihybrid parton model | null | null | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Lorentz contracted form of the static wave functions is used to calculate
the valence parton distributions for mesons and baryons, boosting the rest
frame solutions of the path integral Hamiltonian. It is argued that
nonperturbative parton densities are due to excited multigluon baryon states. A
simple model is p... | [
{
"created": "Wed, 26 Nov 2014 13:40:42 GMT",
"version": "v1"
},
{
"created": "Thu, 4 Dec 2014 15:11:21 GMT",
"version": "v2"
},
{
"created": "Wed, 4 Mar 2015 12:39:19 GMT",
"version": "v3"
},
{
"created": "Mon, 28 Sep 2015 14:59:34 GMT",
"version": "v4"
}
] | 2015-09-29 | [
[
"Simonov",
"Yu. A.",
"",
"Institute of Theoretical and Experimental Physics,\n Moscow, Russia"
]
] | The Lorentz contracted form of the static wave functions is used to calculate the valence parton distributions for mesons and baryons, boosting the rest frame solutions of the path integral Hamiltonian. It is argued that nonperturbative parton densities are due to excited multigluon baryon states. A simple model is pro... |
hep-ph/0701066 | Adrian Palcu | Adrian Palcu | Conserving the lepton number $L_{e}-L_{\mu}-L_{\tau}$ in the exact
solution of a 3-3-1 gauge model with right-handed neutrinos | 10 pages, no figures | Mod.Phys.Lett. A22 (2007) 939-948 | 10.1142/S0217732307022888 | null | hep-ph | null | In this paper we consider a plausible scenario with conserved lepton number
\textbf{$L=L_{e}-L_{\mu}-L_{\tau}$} within the framework of the exact solution
of a particular 3-3-1 gauge model. We discuss what are the consequences of
conserving this global leptonic symmetry from the viewpoint of the neutrino
mass matrix ... | [
{
"created": "Tue, 9 Jan 2007 18:18:34 GMT",
"version": "v1"
}
] | 2009-02-24 | [
[
"Palcu",
"Adrian",
""
]
] | In this paper we consider a plausible scenario with conserved lepton number \textbf{$L=L_{e}-L_{\mu}-L_{\tau}$} within the framework of the exact solution of a particular 3-3-1 gauge model. We discuss what are the consequences of conserving this global leptonic symmetry from the viewpoint of the neutrino mass matrix co... |
2303.13353 | Robert Ziegler | Robert Ziegler | Flavor Probes of Axion Dark Matter | 9 pages+references, 3 figures. Contribution to the Proceedings of the
8th Symposium on Prospects in the Physics of Discrete Symmetries (DISCRETE
2022), 7-11 November 2022, Baden-Baden, Germany | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | Standard Model extensions with light axions are well-motivated by the
observed Dark Matter abundance and the Peccei-Quinn solution to the Strong CP
Problem. In general such axions can have large flavor-violating couplings to SM
fermions, which naturally arise in scenarios where the Peccei-Quinn symmetry
also explains... | [
{
"created": "Thu, 23 Mar 2023 15:33:55 GMT",
"version": "v1"
}
] | 2023-03-24 | [
[
"Ziegler",
"Robert",
""
]
] | Standard Model extensions with light axions are well-motivated by the observed Dark Matter abundance and the Peccei-Quinn solution to the Strong CP Problem. In general such axions can have large flavor-violating couplings to SM fermions, which naturally arise in scenarios where the Peccei-Quinn symmetry also explains t... |
1208.1039 | Ioannis Bouras | Ioannis Bouras, Andrej El, Oliver Fochler, Harri Niemi, Zhe Xu and
Carsten Greiner | Transition from ideal to viscous Mach cones in BAMPS | 5 pages, 2 figures, contribution to the International Meeting
"Excited QCD", Peniche, Portugal, 06 - 12 May 2012 | null | null | null | hep-ph physics.comp-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate in a microscopical transport model the evolution of conical
structures originating from the supersonic projectile moving through the matter
of ultrarelativistic particles. Using different scenarios for the interaction
between projectile and matter, and different transport properties of the
matter, we s... | [
{
"created": "Sun, 5 Aug 2012 18:20:51 GMT",
"version": "v1"
}
] | 2012-08-16 | [
[
"Bouras",
"Ioannis",
""
],
[
"El",
"Andrej",
""
],
[
"Fochler",
"Oliver",
""
],
[
"Niemi",
"Harri",
""
],
[
"Xu",
"Zhe",
""
],
[
"Greiner",
"Carsten",
""
]
] | We investigate in a microscopical transport model the evolution of conical structures originating from the supersonic projectile moving through the matter of ultrarelativistic particles. Using different scenarios for the interaction between projectile and matter, and different transport properties of the matter, we stu... |
1101.5118 | Gerhard Buchalla | M. Beylich, G. Buchalla, Th. Feldmann | Theory of B -> K(*)l+l- decays at high q^2: OPE and quark-hadron duality | 34 pages, 7 figures | null | 10.1140/epjc/s10052-011-1635-0 | CERN-PH-TH/2010-305 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We develop a systematic framework for exclusive rare B decays of the type B
-> K(*)l+l- at large dilepton invariant mass q^2. It is based on an operator
product expansion (OPE) for the required matrix elements of the nonleptonic
weak Hamiltonian in this kinematic regime. Our treatment differs from previous
work by a ... | [
{
"created": "Wed, 26 Jan 2011 17:52:55 GMT",
"version": "v1"
}
] | 2015-05-27 | [
[
"Beylich",
"M.",
""
],
[
"Buchalla",
"G.",
""
],
[
"Feldmann",
"Th.",
""
]
] | We develop a systematic framework for exclusive rare B decays of the type B -> K(*)l+l- at large dilepton invariant mass q^2. It is based on an operator product expansion (OPE) for the required matrix elements of the nonleptonic weak Hamiltonian in this kinematic regime. Our treatment differs from previous work by a si... |
1205.1759 | Francesco Hautmann | F. Hautmann, M. Hentschinski and H. Jung | Forward Z-boson production and the unintegrated sea quark density | 13 pages, 3 figures; v2: added comments, results unchanged | null | 10.1016/j.nuclphysb.2012.07.023 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Drell-Yan production in the forward region at the Large Hadron Collider is
sensitive to multiple radiation of QCD partons not collinearly ordered, emitted
over large rapidity intervals. We propose a method to take account of these
radiative contributions via a factorization formula which depends on the
unintegrated, ... | [
{
"created": "Tue, 8 May 2012 17:44:07 GMT",
"version": "v1"
},
{
"created": "Fri, 31 Aug 2012 18:10:11 GMT",
"version": "v2"
}
] | 2015-06-05 | [
[
"Hautmann",
"F.",
""
],
[
"Hentschinski",
"M.",
""
],
[
"Jung",
"H.",
""
]
] | Drell-Yan production in the forward region at the Large Hadron Collider is sensitive to multiple radiation of QCD partons not collinearly ordered, emitted over large rapidity intervals. We propose a method to take account of these radiative contributions via a factorization formula which depends on the unintegrated, or... |
1807.07452 | Brandon Krouppa | Brandon Krouppa, Alexander Rothkopf, Michael Strickland | Bottomonium suppression at RHIC and LHC | 4 pages, 6 figures; proceedings contribution to Quark Matter 2018,
May 13-19 2018 | null | 10.1016/j.nuclphysa.2018.09.034 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The strong suppression of heavy quarkonia is a good indicator that one has
generated a quark-gluon plasma (QGP) in an ultrarelativistic heavy ion
collision. Recent advancements in first principles calculations of the heavy
quark potential provide additional insight into this suppression and can be
used to further pin... | [
{
"created": "Thu, 19 Jul 2018 14:11:35 GMT",
"version": "v1"
}
] | 2019-02-20 | [
[
"Krouppa",
"Brandon",
""
],
[
"Rothkopf",
"Alexander",
""
],
[
"Strickland",
"Michael",
""
]
] | The strong suppression of heavy quarkonia is a good indicator that one has generated a quark-gluon plasma (QGP) in an ultrarelativistic heavy ion collision. Recent advancements in first principles calculations of the heavy quark potential provide additional insight into this suppression and can be used to further pin d... |
hep-ph/9711300 | Kneur Jean-Loic | J.-L. Kneur (Montpellier U.) | Dynamical Chiral Symmetry Breaking from Variationally Improved
Perturbative Expansion | 6 pages, Latex using espcrc2.sty, no figures. Talk given at QCD97,
Euroconference on Quantum Chromodynamics: 25th Anniversary of QCD,
Montpellier, France, 3-9 Jul 1997, to appear in the proceedings | Nucl.Phys.Proc.Suppl. 64 (1998) 296-300 | 10.1016/S0920-5632(97)01077-3 | PM/97-47 (September 97) | hep-ph | null | We review how a specific resummation of the so-called "delta-expansion",
applied to the QCD Lagrangian, transforms the ordinary perturbative expansion
in $\alpha_s$ into an expansion in an arbitrary mass parameter, around the
basic scale $\bar\Lambda$. When applied to the pole mass, the resulting
expression may be in... | [
{
"created": "Wed, 12 Nov 1997 11:32:04 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Kneur",
"J. -L.",
"",
"Montpellier U."
]
] | We review how a specific resummation of the so-called "delta-expansion", applied to the QCD Lagrangian, transforms the ordinary perturbative expansion in $\alpha_s$ into an expansion in an arbitrary mass parameter, around the basic scale $\bar\Lambda$. When applied to the pole mass, the resulting expression may be inte... |
hep-ph/9609497 | Ralf Hempfling | Sacha Davidson and Ralf Hempfling | Protecting the Baryon Asymmetry in Theories with R-parity Violation | 12 pages, 2 PS-fig, Latex | Phys.Lett. B391 (1997) 287-294 | 10.1016/S0370-2693(96)01500-6 | MPI-PhT/95-89 and UCDPHY-96-27 | hep-ph | null | We propose a mechanism for hiding the primordial baryon asymmetry from
interactions that could wash it out. It requires the introduction of a baryon
number carrying singlet which is in equilibrium in the early universe and
shares any existing baryon asymmetry. It decouples from the Standard Model
particles before all... | [
{
"created": "Thu, 26 Sep 1996 17:58:18 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Davidson",
"Sacha",
""
],
[
"Hempfling",
"Ralf",
""
]
] | We propose a mechanism for hiding the primordial baryon asymmetry from interactions that could wash it out. It requires the introduction of a baryon number carrying singlet which is in equilibrium in the early universe and shares any existing baryon asymmetry. It decouples from the Standard Model particles before all t... |
1205.3625 | Rene Bellwied | Rene Bellwied | Hadron formation in the deconfined matter at RHIC and LHC | 6 pages, 5 figures, Proceedings of the 50th International Winter
Meeting on Nuclear Physics, 23-27 January 2012, Bormio, Italy | null | null | null | hep-ph nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have studied the probability of two succinct particle production
mechanisms, likely to occur in the transition from the deconfined medium
produced in RHIC and LHC heavy ion collisions back to the hadron gas, which is
abundant at lower temperatures. Evidence has been found for in-medium
fragmentation of non-equilib... | [
{
"created": "Wed, 16 May 2012 10:43:29 GMT",
"version": "v1"
}
] | 2012-05-17 | [
[
"Bellwied",
"Rene",
""
]
] | We have studied the probability of two succinct particle production mechanisms, likely to occur in the transition from the deconfined medium produced in RHIC and LHC heavy ion collisions back to the hadron gas, which is abundant at lower temperatures. Evidence has been found for in-medium fragmentation of non-equilibra... |
1106.1185 | Alexey Nefediev | C.Hanhart (FZ-Juelich), Yu.S.Kalashnikova, A.V.Nefediev (ITEP, Moscow) | Interplay of quark and meson degrees of freedom in a near-threshold
resonance: multi-channel case | LaTeX2e, 10 pages, version to appear in Eur.Phys.J.A | Eur.Phys.J.A47:101-110,2011 | 10.1140/epja/i2011-11101-9 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the interplay of quark and meson degrees of freedom in a
physical state representing a near-threshold resonance for the case of multiple
continuum channels. The aim is to demonstrate the full complexity of
near-threshold phenomena. It turns out that those are especially rich, if both
quark and meson dy... | [
{
"created": "Mon, 6 Jun 2011 20:08:17 GMT",
"version": "v1"
},
{
"created": "Wed, 10 Aug 2011 09:55:51 GMT",
"version": "v2"
}
] | 2015-05-28 | [
[
"Hanhart",
"C.",
"",
"FZ-Juelich"
],
[
"Kalashnikova",
"Yu. S.",
"",
"ITEP, Moscow"
],
[
"Nefediev",
"A. V.",
"",
"ITEP, Moscow"
]
] | We investigate the interplay of quark and meson degrees of freedom in a physical state representing a near-threshold resonance for the case of multiple continuum channels. The aim is to demonstrate the full complexity of near-threshold phenomena. It turns out that those are especially rich, if both quark and meson dyna... |
hep-ph/9704293 | Alexander F. Krutov | A.F.Krutov, V.E.Troitsky | Electroweak properties of light mesons in relativistic hamiltonian
dynamics | 6 pages, LATEX, 1 postscript figure. Talk at XIII International
Seminar on High Energy Physics Problems, 2-7 September, 1996, Dubna, Russia | null | null | null | hep-ph | null | The calculation of lepton decay constants and electromagnetic form factors of
pion and kaon is performed in the framework of relativistic hamiltonian
dynamics. The different model wave function is used. Wave function parameters
are fixed from fit of mean square radius of meson. The internal quark structure
is taken i... | [
{
"created": "Fri, 11 Apr 1997 07:09:44 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Krutov",
"A. F.",
""
],
[
"Troitsky",
"V. E.",
""
]
] | The calculation of lepton decay constants and electromagnetic form factors of pion and kaon is performed in the framework of relativistic hamiltonian dynamics. The different model wave function is used. Wave function parameters are fixed from fit of mean square radius of meson. The internal quark structure is taken int... |
hep-ph/0209100 | Andreas Vogt | S. Moch (DESY), J.A.M. Vermaseren and A. Vogt (NIKHEF, Amsterdam) | Non-Singlet Structure Functions at Three Loops: Fermionic Contributions | 20 pages, LaTeX, 1 eps-figure | Nucl.Phys. B646 (2002) 181-200 | 10.1016/S0550-3213(02)00870-2 | TTP02-22, DESY 02-128, NIKHEF 02-007 | hep-ph | null | We compute the fermionic (n_f) contributions to the flavour non-singlet
structure functions in unpolarized electromagnetic deep-inelastic scattering at
third order of massless perturbative QCD. Complete results are presented for
the corresponding nf-parts of the three-loop anomalous dimension and the
three-loop coeff... | [
{
"created": "Tue, 10 Sep 2002 16:11:08 GMT",
"version": "v1"
}
] | 2010-04-05 | [
[
"Moch",
"S.",
"",
"DESY"
],
[
"Vermaseren",
"J. A. M.",
"",
"NIKHEF, Amsterdam"
],
[
"Vogt",
"A.",
"",
"NIKHEF, Amsterdam"
]
] | We compute the fermionic (n_f) contributions to the flavour non-singlet structure functions in unpolarized electromagnetic deep-inelastic scattering at third order of massless perturbative QCD. Complete results are presented for the corresponding nf-parts of the three-loop anomalous dimension and the three-loop coeffic... |
hep-ph/0408126 | Yoshio Koide | Yoshio Koide | Comments on a Flavor Symmetry | 2 pages, talk at theYITP Workshop 2004 "Progress in Particle Physics" | null | null | us-04-06 | hep-ph | null | It is pointed out that if a flavor symmetry (a discrete symmetry, a U(1)
symmetry, and so on) exists, we cannot obtain the observed CKM quark mixing
matrix V_q and MNS lepton mixing matrix U_\ell, even if we can obtain
reasonable mass spectra under the symmetry. Such the serious constraint is
derived only from the SU... | [
{
"created": "Tue, 10 Aug 2004 10:59:26 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Koide",
"Yoshio",
""
]
] | It is pointed out that if a flavor symmetry (a discrete symmetry, a U(1) symmetry, and so on) exists, we cannot obtain the observed CKM quark mixing matrix V_q and MNS lepton mixing matrix U_\ell, even if we can obtain reasonable mass spectra under the symmetry. Such the serious constraint is derived only from the SU(2... |
1103.0831 | Chen Gang | Chen Gang Wei Hui-ling | Comparison of the Geometrical Characters Inside Quark- and Gluon-jet
Produced by Different Flavor Quarks | 13 pages, 6 figures, to be published on the International Journal of
Modern Physics E | Int. J. Mod. Phys. E 20, 667 (2011) | 10.1142/S0218301311018150 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The characters of the angular distributions of quark jets and gluon jets with
different flavors are carefully studied after introducing the cone angle of
jets. The quark jets and gluon jets are identified from the 3-jet events which
are produced by Monte Carlo simulation Jetset7.4 in e+e- collisions at $\sqrt
s$=91.2... | [
{
"created": "Fri, 4 Mar 2011 06:22:27 GMT",
"version": "v1"
}
] | 2014-10-01 | [
[
"Hui-ling",
"Chen Gang Wei",
""
]
] | The characters of the angular distributions of quark jets and gluon jets with different flavors are carefully studied after introducing the cone angle of jets. The quark jets and gluon jets are identified from the 3-jet events which are produced by Monte Carlo simulation Jetset7.4 in e+e- collisions at $\sqrt s$=91.2Ge... |
0907.2915 | MariaConcepcion Gonzalez-Garcia | A. Alves, O.J.P. Eboli, D. Goncalves, M.C. Gonzalez-Garcia, J. K.
Mizukoshi | Signals for New Spin-1 Resonances in Electroweak Gauge Boson Pair
Production at the LHC | 10 pages, 11 figures | Phys.Rev.D80:073011,2009 | 10.1103/PhysRevD.80.073011 | YITP-SB-09-22 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The mechanism of electroweak symmetry breaking (EWSB) will be directly
scrutinized soon at the CERN Large Hadron Collider (LHC). We analyze the LHC
potential to look for new vector bosons associated with the EWSB sector. We
present a possible model independent approach to search for these new spin--1
resonances. We s... | [
{
"created": "Fri, 17 Jul 2009 14:10:49 GMT",
"version": "v1"
}
] | 2009-11-05 | [
[
"Alves",
"A.",
""
],
[
"Eboli",
"O. J. P.",
""
],
[
"Goncalves",
"D.",
""
],
[
"Gonzalez-Garcia",
"M. C.",
""
],
[
"Mizukoshi",
"J. K.",
""
]
] | The mechanism of electroweak symmetry breaking (EWSB) will be directly scrutinized soon at the CERN Large Hadron Collider (LHC). We analyze the LHC potential to look for new vector bosons associated with the EWSB sector. We present a possible model independent approach to search for these new spin--1 resonances. We sho... |
hep-ph/0409035 | Robert Shrock | Thomas Appelquist, Neil Christensen, Maurizio Piai, and Robert Shrock | Flavor-Changing Processes in Extended Technicolor | 25 pages | Phys.Rev. D70 (2004) 093010 | 10.1103/PhysRevD.70.093010 | null | hep-ph | null | We analyze constraints on a class of extended technicolor (ETC) models from
neutral flavor-changing processes induced by (dimension-six) four-fermion
operators. The ETC gauge group is taken to commute with the standard-model
gauge group. The models in the class are distinguished by how the left- and
right-handed $(L,... | [
{
"created": "Fri, 3 Sep 2004 14:29:16 GMT",
"version": "v1"
}
] | 2009-11-10 | [
[
"Appelquist",
"Thomas",
""
],
[
"Christensen",
"Neil",
""
],
[
"Piai",
"Maurizio",
""
],
[
"Shrock",
"Robert",
""
]
] | We analyze constraints on a class of extended technicolor (ETC) models from neutral flavor-changing processes induced by (dimension-six) four-fermion operators. The ETC gauge group is taken to commute with the standard-model gauge group. The models in the class are distinguished by how the left- and right-handed $(L,R)... |
0901.0204 | Rui Santos | Shinya Kanemura, Stefano Moretti, Yuki Mukai, Rui Santos and Kei Yagyu | Distinctive Higgs Signals of a Type II 2HDM at the LHC | Revtex, 9 pages, 13 figs | Phys.Rev.D79:055017,2009 | 10.1103/PhysRevD.79.055017 | SHEP-08-34; UT-HET-019 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We perform a numerical analysis of Higgs-to-Higgs decays within a Type II
2-Higgs Doublet Model (2HDM), highlighting several channels that cannot occur
in its Supersymmetric version, thereby allowing one to possibly distinguish
between these two scenarios. Our results are compliant with all available
experimental bou... | [
{
"created": "Fri, 2 Jan 2009 01:22:04 GMT",
"version": "v1"
},
{
"created": "Thu, 26 Feb 2009 20:21:35 GMT",
"version": "v2"
}
] | 2009-11-19 | [
[
"Kanemura",
"Shinya",
""
],
[
"Moretti",
"Stefano",
""
],
[
"Mukai",
"Yuki",
""
],
[
"Santos",
"Rui",
""
],
[
"Yagyu",
"Kei",
""
]
] | We perform a numerical analysis of Higgs-to-Higgs decays within a Type II 2-Higgs Doublet Model (2HDM), highlighting several channels that cannot occur in its Supersymmetric version, thereby allowing one to possibly distinguish between these two scenarios. Our results are compliant with all available experimental bound... |
hep-ph/9904329 | Michael Gronau | Michael Gronau | Penguins in CP violating B decays | 6 pages, invited talk presented at the 17th International Workshop on
Weak Interactions and Neutrinos, Cape Town, South Africa, January 24-30 1999 | null | null | null | hep-ph | null | The role of penguin amplitudes in CP violating $B$ decays is reviewed,
emphasizing recent progress in the analysis of electroweak penguin
contributions. It is shown how these terms are included in a model-independent
manner when measuring the weak phase $\alpha$ in $B\to\pi\pi$ using isospin
symmetry, and when determ... | [
{
"created": "Wed, 14 Apr 1999 09:23:39 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Gronau",
"Michael",
""
]
] | The role of penguin amplitudes in CP violating $B$ decays is reviewed, emphasizing recent progress in the analysis of electroweak penguin contributions. It is shown how these terms are included in a model-independent manner when measuring the weak phase $\alpha$ in $B\to\pi\pi$ using isospin symmetry, and when determin... |
hep-ph/9812306 | Juan Carlos Montero | J. C. Montero, C. A. de S. Pires, and V. Pleitez (Instituto de Fisica
Teorica, IFT-UNESP) | Scalar resonances in leptophilic multi-Higgs models | REVTEX, 18 pages total, contain 5 eps figures and 1 table | Phys.Rev. D60 (1999) 075005 | 10.1103/PhysRevD.60.075005 | IFT-P.002/99 | hep-ph | null | We show that the Higgs resonance can be amplified in a 3-3-1 model with a
multi-Higgs "leptophilic" scalar sector. This would allow the observation of
the Higgs particle in muon colliders even for Higgs masses considerably higher
than the ones expected to be seen in the electroweak standard model framework.
| [
{
"created": "Wed, 9 Dec 1998 21:31:35 GMT",
"version": "v1"
}
] | 2016-09-06 | [
[
"Montero",
"J. C.",
"",
"Instituto de Fisica\n Teorica, IFT-UNESP"
],
[
"Pires",
"C. A. de S.",
"",
"Instituto de Fisica\n Teorica, IFT-UNESP"
],
[
"Pleitez",
"V.",
"",
"Instituto de Fisica\n Teorica, IFT-UNESP"
]
] | We show that the Higgs resonance can be amplified in a 3-3-1 model with a multi-Higgs "leptophilic" scalar sector. This would allow the observation of the Higgs particle in muon colliders even for Higgs masses considerably higher than the ones expected to be seen in the electroweak standard model framework. |
1507.05809 | Hao Liu | Hao Liu, Lang Yu, Mei Huang | Survival of charged rho condensation at high temperature and density | null | null | 10.1088/1674-1137/40/2/023101 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The charged vector $\rho$ mesons in the presence of external magnetic fields
at finite temperature $T$ and chemical potential $\mu$ have been investigated
in the framework of the Nambu--Jona-Lasinio model. We compute the masses of
charged $\rho$ mesons numerically as a function of the magnetic field for
different val... | [
{
"created": "Tue, 21 Jul 2015 12:41:39 GMT",
"version": "v1"
}
] | 2016-03-23 | [
[
"Liu",
"Hao",
""
],
[
"Yu",
"Lang",
""
],
[
"Huang",
"Mei",
""
]
] | The charged vector $\rho$ mesons in the presence of external magnetic fields at finite temperature $T$ and chemical potential $\mu$ have been investigated in the framework of the Nambu--Jona-Lasinio model. We compute the masses of charged $\rho$ mesons numerically as a function of the magnetic field for different value... |
hep-ph/0109181 | Kazuhiro Tanaka | Hiroyuki Kawamura (1 and 2), Jiro Kodaira (2), Cong-Feng Qiao (2),
Kazuhiro Tanaka (3) ((1) DESY, (2) Hiroshima Univ., (3) Juntendo Univ.) | B meson light-cone distribution amplitudes in the heavy-quark limit | 11 pages LaTeX; error in eqs. (6) and (11) corrected, and minor
changes | Phys.Lett.B523:111,2001; Erratum-ibid.B536:344,2002 | 10.1016/S0370-2693(01)01299-0 | DESY 01-135, HUPD-0108, JUPD-0191 | hep-ph | null | We investigate the B meson light-cone distribution amplitudes in the
heavy-quark limit which are relevant for the QCD factorization approach for the
exclusive B meson decays. We derive exact relations between two- and
three-particle distribution amplitudes from the QCD equations of motion and
heavy-quark symmetry con... | [
{
"created": "Thu, 20 Sep 2001 13:17:47 GMT",
"version": "v1"
},
{
"created": "Thu, 11 Apr 2002 10:34:00 GMT",
"version": "v2"
}
] | 2010-11-19 | [
[
"Kawamura",
"Hiroyuki",
"",
"1 and 2"
],
[
"Kodaira",
"Jiro",
"",
"Hiroshima Univ"
],
[
"Qiao",
"Cong-Feng",
"",
"Hiroshima Univ"
],
[
"Tanaka",
"Kazuhiro",
"",
"Juntendo Univ"
]
] | We investigate the B meson light-cone distribution amplitudes in the heavy-quark limit which are relevant for the QCD factorization approach for the exclusive B meson decays. We derive exact relations between two- and three-particle distribution amplitudes from the QCD equations of motion and heavy-quark symmetry const... |
hep-ph/0103157 | Akaki Rusetsky | J. Gasser (Bern University), V. E. Lyubovitskij (Tuebingen University
and Tomsk University), A. Rusetsky (Bern University and Tbilisi University),
A. Gall (SWITCH) | Decays of the pi+ pi- atom | 41 pages, 8 postscript figures, uses REVTEX style | Phys.Rev.D64:016008,2001 | 10.1103/PhysRevD.64.016008 | Preprint BUTP-01/03 | hep-ph | null | We construct an effective non-relativistic quantum field theory that
describes bound states of pi+ pi- pairs and their hadronic decays. We then
derive a general expression for the lifetime of the ground state at
next-to-leading order in isospin breaking. Chiral perturbation theory allows
one to relate the decay rate ... | [
{
"created": "Wed, 14 Mar 2001 14:14:40 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Gasser",
"J.",
"",
"Bern University"
],
[
"Lyubovitskij",
"V. E.",
"",
"Tuebingen University\n and Tomsk University"
],
[
"Rusetsky",
"A.",
"",
"Bern University and Tbilisi University"
],
[
"Gall",
"A.",
"",
"SWITCH"
]
] | We construct an effective non-relativistic quantum field theory that describes bound states of pi+ pi- pairs and their hadronic decays. We then derive a general expression for the lifetime of the ground state at next-to-leading order in isospin breaking. Chiral perturbation theory allows one to relate the decay rate to... |
hep-ph/0004031 | Alejandra Melfo | Charanjit S. Aulakh, Borut Bajc, Alejandra Melfo, Andrija Rasin and
Goran Senjanovic | SO(10) theory of R-parity and neutrino mass | 22 pages, 4 figures | Nucl.Phys.B597:89-109,2001 | 10.1016/S0550-3213(00)00721-5 | NYU-TH/00/03/08 | hep-ph | null | We study the Higgs sector of a SO(10) grand unified theory which predicts
exact conservation of R-parity at all scales and incorporates the see-saw
mechanism. We find possible intermediate scales and light states compatible
with the constraints coming from the running of the gauge couplings. Such a
pattern could lowe... | [
{
"created": "Tue, 4 Apr 2000 20:20:34 GMT",
"version": "v1"
}
] | 2011-02-09 | [
[
"Aulakh",
"Charanjit S.",
""
],
[
"Bajc",
"Borut",
""
],
[
"Melfo",
"Alejandra",
""
],
[
"Rasin",
"Andrija",
""
],
[
"Senjanovic",
"Goran",
""
]
] | We study the Higgs sector of a SO(10) grand unified theory which predicts exact conservation of R-parity at all scales and incorporates the see-saw mechanism. We find possible intermediate scales and light states compatible with the constraints coming from the running of the gauge couplings. Such a pattern could lower ... |
1509.01496 | Joel Walker | Bhaskar Dutta, Yu Gao, David Sanford and Joel W. Walker | Probing the Goldstone equivalence theorem in Heavy Weak Doublet Decays | As accepted to PRD; 15 pages, 12 figures, 5 tables | Phys. Rev. D 93, 055020 (2016) | 10.1103/PhysRevD.93.055020 | MI-TH-1530, CALT-2015-039 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | This paper investigates the decays from heavy higgsino-like weak-doublets
into Z, h bosons and missing particles. When pair-produced at the LHC, the
subsequent Z, h to 2l, 2b decays in the doublet decay cascade can yield 4l, 2l
2b, and 4b + MET + jets final states. Mutual observation of any two of these
channels woul... | [
{
"created": "Fri, 4 Sep 2015 15:22:57 GMT",
"version": "v1"
},
{
"created": "Thu, 3 Mar 2016 18:57:22 GMT",
"version": "v2"
}
] | 2016-03-23 | [
[
"Dutta",
"Bhaskar",
""
],
[
"Gao",
"Yu",
""
],
[
"Sanford",
"David",
""
],
[
"Walker",
"Joel W.",
""
]
] | This paper investigates the decays from heavy higgsino-like weak-doublets into Z, h bosons and missing particles. When pair-produced at the LHC, the subsequent Z, h to 2l, 2b decays in the doublet decay cascade can yield 4l, 2l 2b, and 4b + MET + jets final states. Mutual observation of any two of these channels would ... |
hep-ph/0604049 | Hua-Xing Chen | Hua-Xing Chen, Atsushi Hosaka, Shi-Lin Zhu | Exotic Tetraquark ud bar[s] bar[s] of J^P=0^+ in the QCD Sum Rule | 15 pages, 8 figures, revised version | Phys.Rev. D74 (2006) 054001 | 10.1103/PhysRevD.74.054001 | null | hep-ph | null | We study a QCD sum rule analysis for an exotic tetraquark ud bar[s] bar[s] of
J^P=0^+ and I = 1. We construct q q bar[q] bar[q] currents in a local product
form and find that there are five independent currents for this channel. Due to
high dimensional nature of the current, it is not easy to form a good sum rule
whe... | [
{
"created": "Thu, 6 Apr 2006 11:56:56 GMT",
"version": "v1"
},
{
"created": "Tue, 27 Jun 2006 01:51:22 GMT",
"version": "v2"
},
{
"created": "Tue, 15 Aug 2006 16:34:29 GMT",
"version": "v3"
}
] | 2009-09-29 | [
[
"Chen",
"Hua-Xing",
""
],
[
"Hosaka",
"Atsushi",
""
],
[
"Zhu",
"Shi-Lin",
""
]
] | We study a QCD sum rule analysis for an exotic tetraquark ud bar[s] bar[s] of J^P=0^+ and I = 1. We construct q q bar[q] bar[q] currents in a local product form and find that there are five independent currents for this channel. Due to high dimensional nature of the current, it is not easy to form a good sum rule when ... |
hep-ph/9906323 | Robert Thorne | R.S. Thorne | Running Coupling BFKL Equation and Deep Inelastic Scattering | Latex file uses epsfig.sty and npb.sty, 4 pages including 1 embedded
figure. Contribution to the proceedings of the International Workshop on Deep
Inelastic Scattering and QCD (DIS99), Zeuthen, April 1999 | Nucl.Phys.Proc.Suppl. 79 (1999) 210-212 | 10.1016/S0920-5632(99)00678-7 | null | hep-ph | null | I examine the form of the solution of the BFKL equation with running coupling
relevant for deep inelastic scattering. The evolution of structure functions is
precisely determined and well described by an effective coupling of the form
1/(beta_0(ln(Q^2/Lambda^2)+3.6(alpha_s(Q^2)ln(1/x))^1/2)) (until very small x).
Cor... | [
{
"created": "Thu, 10 Jun 1999 15:51:11 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Thorne",
"R. S.",
""
]
] | I examine the form of the solution of the BFKL equation with running coupling relevant for deep inelastic scattering. The evolution of structure functions is precisely determined and well described by an effective coupling of the form 1/(beta_0(ln(Q^2/Lambda^2)+3.6(alpha_s(Q^2)ln(1/x))^1/2)) (until very small x). Corre... |
0803.0273 | Johannes Bluemlein | Isabella Bierenbaum, Johannes Bl\"umlein, Sebastian Klein, Carsten
Schneider | Two--Loop Massive Operator Matrix Elements for Unpolarized Heavy Flavor
Production to $O(\epsilon) | 42 papges, 2 style files, 3 figures | Nucl.Phys.B803:1-41,2008 | 10.1016/j.nuclphysb.2008.05.016 | DESY 08-029, SFB/CPP-08-16, SFB F013 Technical Report no. 2008-04 | hep-ph math-ph math.MP | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the $O(\alpha_s^2)$ massive operator matrix elements for the
twist--2 operators, which contribute to the heavy flavor Wilson coefficients in
unpolarized deeply inelastic scattering in the region $Q^2 \gg m^2$, up to the
$O(\epsilon)$ contributions. These terms contribute through the renormalization
of th... | [
{
"created": "Mon, 3 Mar 2008 16:16:10 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Bierenbaum",
"Isabella",
""
],
[
"Blümlein",
"Johannes",
""
],
[
"Klein",
"Sebastian",
""
],
[
"Schneider",
"Carsten",
""
]
] | We calculate the $O(\alpha_s^2)$ massive operator matrix elements for the twist--2 operators, which contribute to the heavy flavor Wilson coefficients in unpolarized deeply inelastic scattering in the region $Q^2 \gg m^2$, up to the $O(\epsilon)$ contributions. These terms contribute through the renormalization of the ... |
hep-ph/0110045 | S. V. Troitsky | J.-M. Frere, M.V. Libanov, S.V. Troitsky | Neutrino masses with a single generation in the bulk | 16 pages, 1 EPS figure | JHEP 0111:025,2001 | 10.1088/1126-6708/2001/11/025 | ULB-TH-01/24, UNIL-IPT-01-14 | hep-ph | null | In a class of multidimensional models, topology of the thick brane provides
three chiral fermionic families with hierarchical masses and mixings in the
effective four-dimensional theory, while the full model contains a single
vector-like generation. We discuss how to incorporate three non-degenerate
neutrino masses i... | [
{
"created": "Wed, 3 Oct 2001 14:02:09 GMT",
"version": "v1"
}
] | 2010-02-03 | [
[
"Frere",
"J. -M.",
""
],
[
"Libanov",
"M. V.",
""
],
[
"Troitsky",
"S. V.",
""
]
] | In a class of multidimensional models, topology of the thick brane provides three chiral fermionic families with hierarchical masses and mixings in the effective four-dimensional theory, while the full model contains a single vector-like generation. We discuss how to incorporate three non-degenerate neutrino masses in ... |
hep-ph/0612027 | Michael Buballa | Florian Marhauser, Dominik Nickel, Michael Buballa, Jochen Wambach | Color-spin locking in a self-consistent Dyson-Schwinger approach | 9 pages, 7 figures | Phys.Rev.D75:054022,2007 | 10.1103/PhysRevD.75.054022 | null | hep-ph nucl-th | null | We investigate the color-spin locked (CSL) phase of spin-one color-
superconducting quark matter using a truncated Dyson-Schwinger equation for the
quark propagator in Landau gauge. Starting from the most general parity
conserving ansatz allowed by the CSL symmetry, the Dyson-Schwinger equation is
solved self-consist... | [
{
"created": "Mon, 4 Dec 2006 15:15:40 GMT",
"version": "v1"
},
{
"created": "Fri, 30 Mar 2007 14:17:37 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Marhauser",
"Florian",
""
],
[
"Nickel",
"Dominik",
""
],
[
"Buballa",
"Michael",
""
],
[
"Wambach",
"Jochen",
""
]
] | We investigate the color-spin locked (CSL) phase of spin-one color- superconducting quark matter using a truncated Dyson-Schwinger equation for the quark propagator in Landau gauge. Starting from the most general parity conserving ansatz allowed by the CSL symmetry, the Dyson-Schwinger equation is solved self-consisten... |
2006.03325 | Marcos A. Garcia Garcia | Marcos A. G. Garcia, Yann Mambrini, Keith A. Olive, Sarunas Verner | The case for decaying spin-3/2 dark matter | 20 pages, 13 figures. v3: matches published version | Phys. Rev. D 102, 083533 (2020) | 10.1103/PhysRevD.102.083533 | UMN--TH--3919/20, FTPI--MINN--20/18, IFT-UAM/CSIC-20-84 | hep-ph astro-ph.CO astro-ph.HE hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We couple a sterile neutrino sector to a spin-3/2 particle and show that with
a Planck reduced coupling, we can obtain a sufficiently long lifetime making
the spin-3/2 particle a good dark matter candidate. We show that this dark
matter candidate can be produced during inflationary reheating through the
scattering of... | [
{
"created": "Fri, 5 Jun 2020 09:16:44 GMT",
"version": "v1"
},
{
"created": "Fri, 10 Jul 2020 20:13:19 GMT",
"version": "v2"
},
{
"created": "Mon, 26 Oct 2020 18:32:17 GMT",
"version": "v3"
}
] | 2020-10-28 | [
[
"Garcia",
"Marcos A. G.",
""
],
[
"Mambrini",
"Yann",
""
],
[
"Olive",
"Keith A.",
""
],
[
"Verner",
"Sarunas",
""
]
] | We couple a sterile neutrino sector to a spin-3/2 particle and show that with a Planck reduced coupling, we can obtain a sufficiently long lifetime making the spin-3/2 particle a good dark matter candidate. We show that this dark matter candidate can be produced during inflationary reheating through the scattering of S... |
1902.02751 | Yiyang Zhang | Yiyang Zhang, Tanmay Vachaspati, Francesc Ferrer | Magnetic field production at a first-order electroweak phase transition | 12 pages, 13 figures | Phys. Rev. D 100, 083006 (2019) | 10.1103/PhysRevD.100.083006 | null | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the generation of magnetic field seeds during a first-order
electroweak phase transition, by numerically evolving the classical equations
of motion of the bosonic electroweak theory on the lattice. The onset of the
transition is implemented by the random nucleation of bubbles with an
arbitrarily oriented Hig... | [
{
"created": "Thu, 7 Feb 2019 18:00:46 GMT",
"version": "v1"
},
{
"created": "Mon, 25 Mar 2019 15:43:48 GMT",
"version": "v2"
},
{
"created": "Wed, 23 Oct 2019 03:02:43 GMT",
"version": "v3"
}
] | 2019-10-24 | [
[
"Zhang",
"Yiyang",
""
],
[
"Vachaspati",
"Tanmay",
""
],
[
"Ferrer",
"Francesc",
""
]
] | We study the generation of magnetic field seeds during a first-order electroweak phase transition, by numerically evolving the classical equations of motion of the bosonic electroweak theory on the lattice. The onset of the transition is implemented by the random nucleation of bubbles with an arbitrarily oriented Higgs... |
hep-ph/0702010 | Shang-Yung Wang | S.-Y. Wang | Progress on chiral symmetry breaking in a strong magnetic field | 7 pages, to appear in the Proceedings of International Workshop on
Origin of Mass and Strong Coupling Gauge Theories (SCGT 06), Nagoya, Japan,
21-24 November 2006 | null | 10.1142/9789812790750_0016 | null | hep-ph astro-ph cond-mat.mes-hall hep-th | null | The problem of chiral symmetry breaking in QED in a strong magnetic field is
briefly reviewed. Recent progress on issues regarding the gauge fixing
independence of the dynamically generated fermion mass is discussed.
| [
{
"created": "Thu, 1 Feb 2007 13:46:10 GMT",
"version": "v1"
}
] | 2017-08-23 | [
[
"Wang",
"S. -Y.",
""
]
] | The problem of chiral symmetry breaking in QED in a strong magnetic field is briefly reviewed. Recent progress on issues regarding the gauge fixing independence of the dynamically generated fermion mass is discussed. |
1008.3827 | Petr Zavada | A.V. Efremov, P. Schweitzer, O.V. Teryaev and P. Zavada | Images of Quark Intrinsic Motion in Covariant Parton Model | Prepared for the Proccedings of XVIII International Workshop on
Deep-Inelastic Scattering and Related Subjects (DIS2010) Convitto della
Calza, Firenze, 19th - 23th April 2010 | PoS DIS2010:253,2010 | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the relations between TMDs and PDFs in the framework of the
covariant parton model. The quark OAM and its connection to TMDs are studied as
well.
| [
{
"created": "Mon, 23 Aug 2010 14:10:50 GMT",
"version": "v1"
}
] | 2010-11-19 | [
[
"Efremov",
"A. V.",
""
],
[
"Schweitzer",
"P.",
""
],
[
"Teryaev",
"O. V.",
""
],
[
"Zavada",
"P.",
""
]
] | We discuss the relations between TMDs and PDFs in the framework of the covariant parton model. The quark OAM and its connection to TMDs are studied as well. |
hep-ph/0404135 | Joaquim Matias | C.P.Burgess, J.Matias and F.Quevedo | MSLED: A Minimal Supersymmetric Large Extra Dimensions Scenario | 34 pages, added references | Nucl.Phys.B706:71-99,2005 | 10.1016/j.nuclphysb.2004.11.025 | McGill-04/08, UAB-FT-564, DAMTP-2004-38 | hep-ph | null | We propose a framework for the low-energy realization of supersymmetry which
is very predictive, but differs radically in its phenomenological implications
from the supersymmetric Standard Model (minimal or otherwise). The proposal
consists of a supersymmetric version of the Large-Extra-Dimensions scenario,
with the ... | [
{
"created": "Fri, 16 Apr 2004 12:33:55 GMT",
"version": "v1"
},
{
"created": "Thu, 23 Dec 2004 13:23:35 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Burgess",
"C. P.",
""
],
[
"Matias",
"J.",
""
],
[
"Quevedo",
"F.",
""
]
] | We propose a framework for the low-energy realization of supersymmetry which is very predictive, but differs radically in its phenomenological implications from the supersymmetric Standard Model (minimal or otherwise). The proposal consists of a supersymmetric version of the Large-Extra-Dimensions scenario, with the St... |
1910.14618 | Klaus Reygers | Klaus Reygers, Alexander Schmah, Anastasia Berdnikova, Xu Sun | Blast-wave description of $\Upsilon$ elliptic flow at energies available
at the CERN Large Hadron Collider | 9 pages, 5 figures, published version | Phys. Rev. C 101, 064905 (2020) | 10.1103/PhysRevC.101.064905 | null | hep-ph nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A simultaneous blast-wave fit to particle yields and elliptic flow ($v_{2}$)
measured as a function of transverse momentum in Pb-Pb collisions at LHC
energies is presented. A compact formula for the calculation of $v_2(p_T)$ for
an elliptic freeze-out surface is used which follows from the Cooper-Frye
ansatz without ... | [
{
"created": "Thu, 31 Oct 2019 17:05:13 GMT",
"version": "v1"
},
{
"created": "Sat, 27 Jun 2020 21:55:26 GMT",
"version": "v2"
}
] | 2020-06-30 | [
[
"Reygers",
"Klaus",
""
],
[
"Schmah",
"Alexander",
""
],
[
"Berdnikova",
"Anastasia",
""
],
[
"Sun",
"Xu",
""
]
] | A simultaneous blast-wave fit to particle yields and elliptic flow ($v_{2}$) measured as a function of transverse momentum in Pb-Pb collisions at LHC energies is presented. A compact formula for the calculation of $v_2(p_T)$ for an elliptic freeze-out surface is used which follows from the Cooper-Frye ansatz without fu... |
hep-ph/0405301 | Urs Wiedemann A. | Nestor Armesto, Carlos A. Salgado, Urs Achim Wiedemann | Measuring The Collective Flow With Jets | 4 pages, Latex, 3 eps-figures | Phys.Rev.Lett.93:242301,2004 | 10.1103/PhysRevLett.93.242301 | CERN-PH-TH-2004-96 | hep-ph | null | In nucleus--nucleus collisions, high-pT partons interact with a dense medium,
which possesses strong collective flow components. Here, we demonstrate that
the resulting medium-induced gluon radiation does not depend solely on the
energy density of the medium, but also on the collective flow. Both components
cannot be... | [
{
"created": "Mon, 31 May 2004 11:55:43 GMT",
"version": "v1"
}
] | 2010-04-06 | [
[
"Armesto",
"Nestor",
""
],
[
"Salgado",
"Carlos A.",
""
],
[
"Wiedemann",
"Urs Achim",
""
]
] | In nucleus--nucleus collisions, high-pT partons interact with a dense medium, which possesses strong collective flow components. Here, we demonstrate that the resulting medium-induced gluon radiation does not depend solely on the energy density of the medium, but also on the collective flow. Both components cannot be d... |
1908.08409 | Yuta Orikasa | Hiroshi Okada, Yuta Orikasa | Neutrino mass model with a modular $S_4$ symmetry | 14 pages, 3 figures, 3 tables.; Modified model: Reanalyzed, appendix
added; Modified model | null | null | APCTP Pre2019-022 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We propose a predictive lepton model under a modular $S_4$ symmetry, where
the neutrino mass matrix arises from a radiative seesaw at one-loop level. The
tree-level mass matrix is forbidden by well-assigned modular weights, which
also play an important role in stabilizing dark matter candidate due to a
remnant $Z_2$ ... | [
{
"created": "Wed, 21 Aug 2019 08:21:17 GMT",
"version": "v1"
},
{
"created": "Wed, 6 Jan 2021 12:30:34 GMT",
"version": "v2"
},
{
"created": "Mon, 22 Mar 2021 13:52:46 GMT",
"version": "v3"
},
{
"created": "Tue, 14 Dec 2021 09:24:03 GMT",
"version": "v4"
}
] | 2021-12-15 | [
[
"Okada",
"Hiroshi",
""
],
[
"Orikasa",
"Yuta",
""
]
] | We propose a predictive lepton model under a modular $S_4$ symmetry, where the neutrino mass matrix arises from a radiative seesaw at one-loop level. The tree-level mass matrix is forbidden by well-assigned modular weights, which also play an important role in stabilizing dark matter candidate due to a remnant $Z_2$ sy... |
1705.00016 | Daniele Teresi | Thomas Hambye, Daniele Teresi | Baryogenesis from L-violating Higgs-doublet decay in the density-matrix
formalism | 12 pages, 10 figures | Phys. Rev. D 96, 015031 (2017) | 10.1103/PhysRevD.96.015031 | ULB-TH/17-07 | hep-ph astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We compute in the density-matrix formalism the baryon asymmetry generated by
the decay of the Higgs doublet into a right-handed (RH) neutrino and a Standard
Model lepton. The emphasis is put on the baryon asymmetry produced by the total
lepton-number violating decay. From the derivation of the corresponding
evolution... | [
{
"created": "Fri, 28 Apr 2017 18:01:04 GMT",
"version": "v1"
}
] | 2017-08-02 | [
[
"Hambye",
"Thomas",
""
],
[
"Teresi",
"Daniele",
""
]
] | We compute in the density-matrix formalism the baryon asymmetry generated by the decay of the Higgs doublet into a right-handed (RH) neutrino and a Standard Model lepton. The emphasis is put on the baryon asymmetry produced by the total lepton-number violating decay. From the derivation of the corresponding evolution e... |
2203.12034 | Ernest Ma | Ernest Ma (UC Riverside) | Connecting Dark Gauge Symmetry to the Standard Model | 9 pages, 4 figures | null | 10.1016/j.physletb.2022.137282 | UCRHEP-T620 (Mar 2022) | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Dark matter is postulated to be a neutral Dirac fermion, charged under a dark
$U(1)_D$ gauge symmetry. Scalar partners of the quarks and leptons are also
charged under $U(1)_D$. The dark gauge boson $Z_D$ and the dark Higgs boson
$h_D$ enable either freeze-out or freeze-in mechanisms to account for the
correct dark m... | [
{
"created": "Tue, 22 Mar 2022 20:50:14 GMT",
"version": "v1"
}
] | 2022-07-06 | [
[
"Ma",
"Ernest",
"",
"UC Riverside"
]
] | Dark matter is postulated to be a neutral Dirac fermion, charged under a dark $U(1)_D$ gauge symmetry. Scalar partners of the quarks and leptons are also charged under $U(1)_D$. The dark gauge boson $Z_D$ and the dark Higgs boson $h_D$ enable either freeze-out or freeze-in mechanisms to account for the correct dark mat... |
1902.06504 | Alexander Nesterenko | A.V.Nesterenko | Explicit form of the R-ratio of electron-positron annihilation into
hadrons | 21 pages, 2 figures, 1 table | J. Phys. G46, 115006 (2019) | 10.1088/1361-6471/ab433e | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The explicit expression for the R-ratio of electron-positron annihilation
into hadrons, which properly accounts for all the effects due to continuation
of the spacelike perturbative results into the timelike domain, is obtained at
an arbitrary loop level. Several equivalent ways to derive a commonly employed
approxim... | [
{
"created": "Mon, 18 Feb 2019 10:46:48 GMT",
"version": "v1"
},
{
"created": "Mon, 15 Jul 2019 08:48:58 GMT",
"version": "v2"
}
] | 2019-10-07 | [
[
"Nesterenko",
"A. V.",
""
]
] | The explicit expression for the R-ratio of electron-positron annihilation into hadrons, which properly accounts for all the effects due to continuation of the spacelike perturbative results into the timelike domain, is obtained at an arbitrary loop level. Several equivalent ways to derive a commonly employed approximat... |
1501.03728 | Asmita Mukherjee | Asmita Mukherjee, Sreeraj Nair and Vikash Kumar Ojha | Wigner Distributions for Gluons in Light-front Dressed Quark Model | 20 pages, 5 figures | null | 10.1103/PhysRevD.91.054018 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a calculation of Wigner distributions for gluons in light-front
dressed quark model. We calculate the kinetic and canonical gluon orbital
angular momentum and spin-orbit correlation of the gluons in this model.
| [
{
"created": "Thu, 15 Jan 2015 16:06:57 GMT",
"version": "v1"
}
] | 2015-06-23 | [
[
"Mukherjee",
"Asmita",
""
],
[
"Nair",
"Sreeraj",
""
],
[
"Ojha",
"Vikash Kumar",
""
]
] | We present a calculation of Wigner distributions for gluons in light-front dressed quark model. We calculate the kinetic and canonical gluon orbital angular momentum and spin-orbit correlation of the gluons in this model. |
1408.4615 | Xing-Gang Wu | Gu Chen, Xing-Gang Wu, Zhan Sun, Yang Ma, and Hai-Bing Fu | Photoproduction of doubly heavy baryon at the ILC | 8 pages, 6 figures. Discussions improved and references updated. To
be published in JHEP | JHEP 12 (2014) 018 | 10.1007/JHEP12(2014)018 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In the present paper, we make a detailed study on the doubly heavy baryon
photoproduction in the future $e^+e^-$ International Linear Collider (ILC). The
baryons $\Xi_{cc}$, $\Xi_{bc}$, and $\Xi_{bb}$ are produced via the channel
$\gamma \gamma \to \Xi_{QQ'} +\bar{Q'} +\bar{Q}$, where $Q$ and $Q'$ stand for
heavy $c$... | [
{
"created": "Wed, 20 Aug 2014 11:47:39 GMT",
"version": "v1"
},
{
"created": "Fri, 24 Oct 2014 02:41:09 GMT",
"version": "v2"
},
{
"created": "Sat, 22 Nov 2014 01:59:57 GMT",
"version": "v3"
}
] | 2014-12-05 | [
[
"Chen",
"Gu",
""
],
[
"Wu",
"Xing-Gang",
""
],
[
"Sun",
"Zhan",
""
],
[
"Ma",
"Yang",
""
],
[
"Fu",
"Hai-Bing",
""
]
] | In the present paper, we make a detailed study on the doubly heavy baryon photoproduction in the future $e^+e^-$ International Linear Collider (ILC). The baryons $\Xi_{cc}$, $\Xi_{bc}$, and $\Xi_{bb}$ are produced via the channel $\gamma \gamma \to \Xi_{QQ'} +\bar{Q'} +\bar{Q}$, where $Q$ and $Q'$ stand for heavy $c$ o... |
0804.1918 | D.N. Triantafyllopoulos | D.N. Triantafyllopoulos | Running Coupling Effects in Small-x QCD | Lectures given at School on QCD, Low-x Physics, Saturation and
Diffraction, Copanello (Calabria), Italy, 1-14 Jul 2007 | Acta Phys.Polon.B39:2287-2306,2008 | null | ECT*-08-04 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study effects of the running of the coupling in QCD at small Bjorken-x and
in particular the ones related to gluon saturation. After introducing the steps
taken to the derivation of the next to leading order nonlinear evolution
equation, we discuss the infrared sensitivity of the Pomeron intercept, the
energy depe... | [
{
"created": "Fri, 11 Apr 2008 15:33:44 GMT",
"version": "v1"
}
] | 2008-12-19 | [
[
"Triantafyllopoulos",
"D. N.",
""
]
] | We study effects of the running of the coupling in QCD at small Bjorken-x and in particular the ones related to gluon saturation. After introducing the steps taken to the derivation of the next to leading order nonlinear evolution equation, we discuss the infrared sensitivity of the Pomeron intercept, the energy depend... |
hep-ph/0210220 | Thomas Hahn | T. Hahn | Optimizations for the Computation of Radiative Corrections | 5 pages, Talk given at the RADCOR/Loops and Legs in Quantum Field
Theory 2002, September 8-13, Kloster Banz, Germany | Nucl.Phys.Proc.Suppl. 116 (2003) 363-367 | 10.1016/S0920-5632(03)80200-1 | MPI-PhT/2002-46 | hep-ph | null | Two methods are presented with which the CPU time spent on the calculation of
radiative corrections can be significantly reduced. The first is the
parallelization of the program, which can be surprisingly simple to implement
under certain circumstances often met in the calculation of radiative
corrections. The second... | [
{
"created": "Tue, 15 Oct 2002 21:22:10 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Hahn",
"T.",
""
]
] | Two methods are presented with which the CPU time spent on the calculation of radiative corrections can be significantly reduced. The first is the parallelization of the program, which can be surprisingly simple to implement under certain circumstances often met in the calculation of radiative corrections. The second i... |
hep-ph/9903508 | Vadim Guzey | V. Guzey, M. Strikman (The Pennsylvania State University) | Nuclear effects in $g_{1A}(x,Q^2)$ at small $x$ in deep inelastic
scattering on $^7$Li and $^3$He | 29 pages, 5 figures, RevTex | Phys.Rev. C61 (2000) 014002 | 10.1103/PhysRevC.61.014002 | null | hep-ph nucl-th | null | We suggest to use polarized nuclear targets of $^7$Li and $^3$He to study
nuclear effects in the spin dependent structure functions $g_{1A}(x,Q^2)$.
These effects are expected to be enhanced by a factor of two as compared to the
unpolarized targets.
We predict a significant $x$ dependence at $10^{-4} \div 10^{-3} \... | [
{
"created": "Mon, 29 Mar 1999 01:50:38 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Guzey",
"V.",
"",
"The Pennsylvania State University"
],
[
"Strikman",
"M.",
"",
"The Pennsylvania State University"
]
] | We suggest to use polarized nuclear targets of $^7$Li and $^3$He to study nuclear effects in the spin dependent structure functions $g_{1A}(x,Q^2)$. These effects are expected to be enhanced by a factor of two as compared to the unpolarized targets. We predict a significant $x$ dependence at $10^{-4} \div 10^{-3} \leq ... |
hep-ph/9603262 | Nikolai N. Achasov | N.N. Achasov (S.L. Sobolev Institute for Mathematics SB RAS) | Production of pseudovector ($J^{PC}=1^{++}$) heavy quarkonia by virtual
$Z$ boson in $e^+e^-$ collisions | 9 pages, revtex | JETP Lett.63:601-606,1996 | 10.1134/1.567073 | IM SB RAS NNA 1-96 | hep-ph | null | It is shown that $BR(\chi_{b1}(1P)\rightarrow Z\rightarrow e^+e^-)\simeq
3.3\cdot 10^{-7}$, $BR(\chi_{b1}(2P)\rightarrow Z\rightarrow e^+e^-)\simeq
4.1\cdot 10^{-7}$ and $BR(\chi_{c1}(1P)\rightarrow Z\rightarrow e^+e^-)\simeq
10^{-8}$ that give a good chance to search for the direct production of
pseudovector $^3P_1$... | [
{
"created": "Mon, 11 Mar 1996 05:44:01 GMT",
"version": "v1"
}
] | 2011-01-27 | [
[
"Achasov",
"N. N.",
"",
"S.L. Sobolev Institute for Mathematics SB RAS"
]
] | It is shown that $BR(\chi_{b1}(1P)\rightarrow Z\rightarrow e^+e^-)\simeq 3.3\cdot 10^{-7}$, $BR(\chi_{b1}(2P)\rightarrow Z\rightarrow e^+e^-)\simeq 4.1\cdot 10^{-7}$ and $BR(\chi_{c1}(1P)\rightarrow Z\rightarrow e^+e^-)\simeq 10^{-8}$ that give a good chance to search for the direct production of pseudovector $^3P_1$ h... |
1710.07111 | Nelson R. F. Braga | Nelson R. F. Braga and Luiz F. Ferreira | Holographic picture of heavy vector mesons in a finite density plasma | 6 pages, 3 figures. Talk presented at Excited QCD 2017, 7-13 May
2017, Sintra, Portugal. To appear in the proceedings | null | null | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present the results of a holographic model for heavy vector mesons inside
a plasma at finite temperature and density. The spectral function shows a nice
description of the dissociation of the mesons in the medium, corresponding to
the decrease in the height of the peaks as the temperature and (or) the density
incr... | [
{
"created": "Thu, 19 Oct 2017 12:12:55 GMT",
"version": "v1"
}
] | 2017-10-20 | [
[
"Braga",
"Nelson R. F.",
""
],
[
"Ferreira",
"Luiz F.",
""
]
] | We present the results of a holographic model for heavy vector mesons inside a plasma at finite temperature and density. The spectral function shows a nice description of the dissociation of the mesons in the medium, corresponding to the decrease in the height of the peaks as the temperature and (or) the density increa... |
1512.05781 | David Pinner | JiJi Fan, Rebecca Krall, David Pinner, Matthew Reece, and Joshua T.
Ruderman | Stealth Supersymmetry Simplified | 14 pages plus appendices | null | 10.1007/JHEP07(2016)016 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In Stealth Supersymmetry, bounds on superpartners from direct searches can be
notably weaker than in standard supersymmetric scenarios, due to suppressed
missing energy. We present a set of simplified models of Stealth Supersymmetry
that motivate 13 TeV LHC searches. We focus on simplified models within the
Natural S... | [
{
"created": "Thu, 17 Dec 2015 21:00:01 GMT",
"version": "v1"
}
] | 2016-08-03 | [
[
"Fan",
"JiJi",
""
],
[
"Krall",
"Rebecca",
""
],
[
"Pinner",
"David",
""
],
[
"Reece",
"Matthew",
""
],
[
"Ruderman",
"Joshua T.",
""
]
] | In Stealth Supersymmetry, bounds on superpartners from direct searches can be notably weaker than in standard supersymmetric scenarios, due to suppressed missing energy. We present a set of simplified models of Stealth Supersymmetry that motivate 13 TeV LHC searches. We focus on simplified models within the Natural Sup... |
1907.11557 | Peihong Gu | Pei-Hong Gu | Double type-II Dirac seesaw accompanied by Dirac fermionic dark matter | 8 pages, 2 figures. arXiv admin note: text overlap with
arXiv:1907.10018, arXiv:1907.09443, arXiv:1907.10019 | null | 10.1016/j.physletb.2021.136605 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | A TeV-scale Higgs doublet with a small mixing to the standard model Higgs
doublet can have the sizable Yukawa couplings to several right-handed neutrinos
and the standard model lepton doublets. This provides a testable Dirac neutrino
mass generation. We further consider a seesaw mechanism involving a
$U(1)_{B-L}^{}$ ... | [
{
"created": "Thu, 25 Jul 2019 17:28:04 GMT",
"version": "v1"
}
] | 2021-09-15 | [
[
"Gu",
"Pei-Hong",
""
]
] | A TeV-scale Higgs doublet with a small mixing to the standard model Higgs doublet can have the sizable Yukawa couplings to several right-handed neutrinos and the standard model lepton doublets. This provides a testable Dirac neutrino mass generation. We further consider a seesaw mechanism involving a $U(1)_{B-L}^{}$ ga... |
1201.4185 | Mikhail Zubkov | M.A. Zubkov and G.E. Volovik | Momentum space topological invariants for the 4D relativistic vacua with
mass gap | Latex, 21 pages | Nucl. Phys. B, 860 (2012) 295-309 | 10.1016/j.nuclphysb.2012.03.002 | ITEP-LAT/2012-01 | hep-ph cond-mat.str-el hep-lat | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Topological invariants for the 4D gapped system are discussed with
application to the quantum vacua of relativistic quantum fields. Expression
$\tilde{\cal N}_3$ for the 4D systems with mass gap defined in
\cite{Volovik2010} is considered. It is demonstrated that $\tilde{\cal N}_3$
remains the topological invariant w... | [
{
"created": "Thu, 19 Jan 2012 22:22:42 GMT",
"version": "v1"
},
{
"created": "Tue, 31 Jan 2012 17:47:34 GMT",
"version": "v2"
}
] | 2012-04-03 | [
[
"Zubkov",
"M. A.",
""
],
[
"Volovik",
"G. E.",
""
]
] | Topological invariants for the 4D gapped system are discussed with application to the quantum vacua of relativistic quantum fields. Expression $\tilde{\cal N}_3$ for the 4D systems with mass gap defined in \cite{Volovik2010} is considered. It is demonstrated that $\tilde{\cal N}_3$ remains the topological invariant whe... |
1711.00038 | Felipe A. Gomes Ferreira | Felipe A. Gomes Ferreira, Manuel Drees | A Very Heavy Sneutrino as Viable Thermal Dark Matter Candidate in
$U(1)'$ Extensions of the MSSM | 29 pages, 6 figures, 1 table | JHEP 1904 (2019) 167 | 10.1007/JHEP04(2019)167 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the Standard Model singlet ("right-handed") sneutrino $\tilde \nu_R$
dark matter in a class of $U(1)'$ extensions of the MSSM that originate from
the breaking of the $E_6$ gauge group. These models, which are referred to as
UMSSM, contain three right--handed neutrino superfields plus an extra gauge
boson $Z'... | [
{
"created": "Tue, 31 Oct 2017 18:20:11 GMT",
"version": "v1"
},
{
"created": "Tue, 7 Nov 2017 16:37:16 GMT",
"version": "v2"
},
{
"created": "Fri, 7 Dec 2018 21:56:00 GMT",
"version": "v3"
},
{
"created": "Fri, 3 May 2019 23:04:46 GMT",
"version": "v4"
}
] | 2019-05-07 | [
[
"Ferreira",
"Felipe A. Gomes",
""
],
[
"Drees",
"Manuel",
""
]
] | We study the Standard Model singlet ("right-handed") sneutrino $\tilde \nu_R$ dark matter in a class of $U(1)'$ extensions of the MSSM that originate from the breaking of the $E_6$ gauge group. These models, which are referred to as UMSSM, contain three right--handed neutrino superfields plus an extra gauge boson $Z'$ ... |
1305.4569 | Jean-Philippe Lansberg | E. G. Ferreiro, F. Fleuret, J.P. Lansberg, A. Rakotozafindrabe | Impact of the Nuclear Modification of the Gluon Densities on J/Psi
production in pPb collisions at sqrt(s_NN) = 5 TeV | 5 pages, 16 figures, LaTeX. v2: predictions on R_CP and 3 references
added; introduction slightly extended | Phys.Rev.C88:047901(2013) | 10.1103/PhysRevC.88.047901 | null | hep-ph hep-ex nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We update our previous studies of nuclear-matter effects on J/Psi production
in proton-nucleus for the recent LHC pPb runs at sqrt(s_NN)=5 TeV. We have
analysed the effects of the modification of the gluon PDFs in nucleus, using an
exact kinematics for a 2->2 process, namely g+g->J/Psi+g as expected from LO
pQCD. Thi... | [
{
"created": "Mon, 20 May 2013 16:29:57 GMT",
"version": "v1"
},
{
"created": "Thu, 8 Aug 2013 17:23:32 GMT",
"version": "v2"
}
] | 2013-10-14 | [
[
"Ferreiro",
"E. G.",
""
],
[
"Fleuret",
"F.",
""
],
[
"Lansberg",
"J. P.",
""
],
[
"Rakotozafindrabe",
"A.",
""
]
] | We update our previous studies of nuclear-matter effects on J/Psi production in proton-nucleus for the recent LHC pPb runs at sqrt(s_NN)=5 TeV. We have analysed the effects of the modification of the gluon PDFs in nucleus, using an exact kinematics for a 2->2 process, namely g+g->J/Psi+g as expected from LO pQCD. This ... |
2305.14420 | Seokhoon Yun | Francesco D'Eramo, Giuseppe Lucente, Newton Nath, Seokhoon Yun | Terrestrial detection of hidden vectors produced by solar nuclear
reactions | 40 pages, 9 figures; v2: numerical mistake in the analysis corrected,
updated results and discussion; version published in JHEP | JHEP12(2023)091 | 10.1007/JHEP12(2023)091 | null | hep-ph astro-ph.SR hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Solar nuclear reactions can occasionally produce sub-MeV elusive beyond the
Standard Model particles that escape the solar interior without further
interactions. This study focuses on massive spin-one particles. We construct
the general theoretical framework and identify two crucial mixing sources
involving the photo... | [
{
"created": "Tue, 23 May 2023 18:00:02 GMT",
"version": "v1"
},
{
"created": "Sun, 28 May 2023 19:35:40 GMT",
"version": "v2"
},
{
"created": "Wed, 20 Dec 2023 10:25:01 GMT",
"version": "v3"
}
] | 2023-12-29 | [
[
"D'Eramo",
"Francesco",
""
],
[
"Lucente",
"Giuseppe",
""
],
[
"Nath",
"Newton",
""
],
[
"Yun",
"Seokhoon",
""
]
] | Solar nuclear reactions can occasionally produce sub-MeV elusive beyond the Standard Model particles that escape the solar interior without further interactions. This study focuses on massive spin-one particles. We construct the general theoretical framework and identify two crucial mixing sources involving the photon,... |
hep-ph/0305012 | Robert N. Cahn | Robert N. Cahn and J. David Jackson | Spin-Orbit and Tensor Forces in Heavy-quark Light-quark Mesons:
Implications of the New Ds state at 2.32 GeV | 6 pages, 1 figure | Phys.Rev.D68:037502,2003 | 10.1103/PhysRevD.68.037502 | LBNL-52572 | hep-ph | null | We consider the spectroscopy of heavy-quark light-quark mesons with a simple
model based on the non-relativistic reduction of vector and scalar exchange
between fermions. Four forces are induced: the spin-orbit forces on the light
and heavy quark spins, the tensor force, and a spin-spin force. If the vector
force is ... | [
{
"created": "Thu, 1 May 2003 22:06:00 GMT",
"version": "v1"
},
{
"created": "Fri, 2 May 2003 22:15:22 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Cahn",
"Robert N.",
""
],
[
"Jackson",
"J. David",
""
]
] | We consider the spectroscopy of heavy-quark light-quark mesons with a simple model based on the non-relativistic reduction of vector and scalar exchange between fermions. Four forces are induced: the spin-orbit forces on the light and heavy quark spins, the tensor force, and a spin-spin force. If the vector force is Co... |
hep-ph/0204134 | Jacinda S. M. Ginges | V.A. Dzuba, V.V. Flambaum, and J.S.M. Ginges | Precise calculation of parity nonconservation in cesium and test of the
standard model | 24 pages, 8 figures | Phys.Rev.D66:076013,2002 | 10.1103/PhysRevD.66.076013 | null | hep-ph physics.atom-ph | null | We have calculated the 6s-7s parity nonconserving (PNC) E1 transition
amplitude, E_{PNC}, in cesium. We have used an improved all-order technique in
the calculation of the correlations and have included all significant
contributions to E_{PNC}. Our final value E_{PNC} = 0.904 (1 +/- 0.5 %) \times
10^{-11}iea_{B}(-Q_{... | [
{
"created": "Fri, 12 Apr 2002 08:42:52 GMT",
"version": "v1"
}
] | 2009-08-18 | [
[
"Dzuba",
"V. A.",
""
],
[
"Flambaum",
"V. V.",
""
],
[
"Ginges",
"J. S. M.",
""
]
] | We have calculated the 6s-7s parity nonconserving (PNC) E1 transition amplitude, E_{PNC}, in cesium. We have used an improved all-order technique in the calculation of the correlations and have included all significant contributions to E_{PNC}. Our final value E_{PNC} = 0.904 (1 +/- 0.5 %) \times 10^{-11}iea_{B}(-Q_{W}... |
1011.4908 | Joakim Nystrand | Oystein Djuvsland and Joakim Nystrand | Single and Double Photonuclear Excitations in Pb+Pb Collisions at
sqrt(s_NN) = 2.76 TeV at the CERN Large Hadron Collider | 11 pages, 4 figures, added two references, typos corrected, to be
published in Phys. Rev. C | Phys.Rev.C83:041901,2011 | 10.1103/PhysRevC.83.041901 | null | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Cross sections are calculated for single and double photon exchange in
ultraperipheral Pb+Pb collisions at the LHC. The particle production is
simulated with the DPMJET event generator. Large cross sections are found for
particle production around mid-rapidity making these processes an important
background to hadroni... | [
{
"created": "Mon, 22 Nov 2010 18:50:02 GMT",
"version": "v1"
},
{
"created": "Tue, 19 Apr 2011 14:38:59 GMT",
"version": "v2"
}
] | 2011-05-13 | [
[
"Djuvsland",
"Oystein",
""
],
[
"Nystrand",
"Joakim",
""
]
] | Cross sections are calculated for single and double photon exchange in ultraperipheral Pb+Pb collisions at the LHC. The particle production is simulated with the DPMJET event generator. Large cross sections are found for particle production around mid-rapidity making these processes an important background to hadronic ... |
1505.07256 | Kasinath Das | Kasinath Das, Swapan Majhi, Santosh Kumar Rai and Ambresh Shivaji | NLO QCD corrections to the resonant Vector Diquark production at the LHC | Published in JHEP | JHEP 1510 (2015) 122 | 10.1007/JHEP10(2015)122 | RECAPP-HRI-2015-010 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | With the upcoming run of the Large Hadron Collider (LHC) at much higher
center of mass energies, the search for Beyond Standard Model (BSM) physics
will again take center stage. New colored particles predicted in many BSM
scenarios are expected to be produced with large cross sections thus making
them interesting pro... | [
{
"created": "Wed, 27 May 2015 10:26:02 GMT",
"version": "v1"
},
{
"created": "Thu, 11 Jun 2015 06:56:51 GMT",
"version": "v2"
},
{
"created": "Mon, 2 Nov 2015 04:48:49 GMT",
"version": "v3"
}
] | 2015-11-03 | [
[
"Das",
"Kasinath",
""
],
[
"Majhi",
"Swapan",
""
],
[
"Rai",
"Santosh Kumar",
""
],
[
"Shivaji",
"Ambresh",
""
]
] | With the upcoming run of the Large Hadron Collider (LHC) at much higher center of mass energies, the search for Beyond Standard Model (BSM) physics will again take center stage. New colored particles predicted in many BSM scenarios are expected to be produced with large cross sections thus making them interesting prosp... |
hep-ph/9905233 | Andreas Freund | Andreas Freund | Extraction of skewed parton distributions from experiment | 3 pages, uses npb.sty, Talk presented at DIS99 to appear in the
proceedings in Nucl. Phys. B Proc. Suppl | Nucl.Phys.Proc.Suppl. 79 (1999) 368-370 | 10.1016/S0920-5632(99)00726-4 | null | hep-ph | null | In this paper we will discuss algorithms for extracting skewed parton
distributions (SPD's) from experiment as well as the relevant process and
experimental observable suitable for the extraction procedure.
| [
{
"created": "Tue, 4 May 1999 10:20:19 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Freund",
"Andreas",
""
]
] | In this paper we will discuss algorithms for extracting skewed parton distributions (SPD's) from experiment as well as the relevant process and experimental observable suitable for the extraction procedure. |
1704.05672 | Javier Fuentes-Mart\'in | Alejandro Celis, Javier Fuentes-Martin, Avelino Vicente, Javier Virto | Gauge-invariant implications of the LHCb measurements on Lepton-Flavour
Non-Universality | 10 pages, 2 figures, 3 tables. v2: references added, typos corrected,
improved discussion in Sec. V, corrected coefficient of C7 in formula for
RKstar in the low-bin, new figure with global fit in terms of SMEFT
coefficients. Conclusions unchanged. v3: minor addition, shorter version to
be published in PRD | Phys. Rev. D 96, 035026 (2017) | 10.1103/PhysRevD.96.035026 | LMU-ASC 25/17, IFIC/17-20 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the implications of the recent measurements of $R_K$ and $R_{K^*}$
by the LHCb collaboration. We do that by adopting a model-independent approach
based on the Standard Model Effective Field Theory (SMEFT), in which the
dominant new physics effects are encoded in the coefficients of dimension-six
operators re... | [
{
"created": "Wed, 19 Apr 2017 09:52:29 GMT",
"version": "v1"
},
{
"created": "Tue, 2 May 2017 18:50:49 GMT",
"version": "v2"
},
{
"created": "Wed, 9 Aug 2017 17:41:33 GMT",
"version": "v3"
}
] | 2017-08-30 | [
[
"Celis",
"Alejandro",
""
],
[
"Fuentes-Martin",
"Javier",
""
],
[
"Vicente",
"Avelino",
""
],
[
"Virto",
"Javier",
""
]
] | We study the implications of the recent measurements of $R_K$ and $R_{K^*}$ by the LHCb collaboration. We do that by adopting a model-independent approach based on the Standard Model Effective Field Theory (SMEFT), in which the dominant new physics effects are encoded in the coefficients of dimension-six operators resp... |
hep-ph/9709358 | Paolo Nason | P. Nason and C. Oleari | On the Fragmentation Function for Heavy Quarks in e+e- collisions | 14 pages, Latex, epsfig, 4 figures | Phys.Lett.B418:199-208,1998 | 10.1016/S0370-2693(97)01414-7 | CERN-TH/97-209 | hep-ph | null | We use a recent O(alpha_s^2) calculation of the differential cross section
for the production of heavy quarks in e+e- annihilation to compute a few
moments of the heavy quark single-inclusive production cross section. We verify
that, contrary to some recent claims, the leading and next-to-leading
logarithmic terms in... | [
{
"created": "Tue, 16 Sep 1997 17:37:40 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Nason",
"P.",
""
],
[
"Oleari",
"C.",
""
]
] | We use a recent O(alpha_s^2) calculation of the differential cross section for the production of heavy quarks in e+e- annihilation to compute a few moments of the heavy quark single-inclusive production cross section. We verify that, contrary to some recent claims, the leading and next-to-leading logarithmic terms in t... |
hep-ph/9909262 | Martin Lavelle | Emili Bagan, Martin Lavelle and David McMullan | Charges from Dressed Matter: Physics and Renormalisation | 34 pages, LaTeX, uses FeynMF, 17 figures, very minor wording change,
version to appear in Annals of Physics | Annals Phys. 282 (2000) 503-540 | 10.1006/aphy.2000.6049 | BNL-HET-99/19 | hep-ph hep-th | null | Gauge theories are characterised by long range interactions. Neglecting these
interactions at large times, and identifying the Lagrangian matter fields with
the asymptotic physical fields, leads to the infra-red problem. In this paper
we study the perturbative applications of a construction of physical charges in
QED... | [
{
"created": "Mon, 6 Sep 1999 13:16:58 GMT",
"version": "v1"
},
{
"created": "Thu, 24 Feb 2000 17:46:23 GMT",
"version": "v2"
}
] | 2009-10-31 | [
[
"Bagan",
"Emili",
""
],
[
"Lavelle",
"Martin",
""
],
[
"McMullan",
"David",
""
]
] | Gauge theories are characterised by long range interactions. Neglecting these interactions at large times, and identifying the Lagrangian matter fields with the asymptotic physical fields, leads to the infra-red problem. In this paper we study the perturbative applications of a construction of physical charges in QED, ... |
hep-ph/0506007 | Andrey Lobanov | A.E. Lobanov | High energy neutrino spin light | 12 pages, Latex. To appear in Phys. Lett. B | Phys.Lett. B619 (2005) 136-144 | 10.1016/j.physletb.2005.05.046 | null | hep-ph | null | The quantum theory of spin light (electromagnetic radiation emitted by a
Dirac massive neutrino propagating in dense matter due to the weak interaction
of a neutrino with background fermions) is developed. In contrast to the
Cherenkov radiation, this effect does not disappear even if the medium
refractive index is as... | [
{
"created": "Wed, 1 Jun 2005 13:36:38 GMT",
"version": "v1"
}
] | 2009-11-11 | [
[
"Lobanov",
"A. E.",
""
]
] | The quantum theory of spin light (electromagnetic radiation emitted by a Dirac massive neutrino propagating in dense matter due to the weak interaction of a neutrino with background fermions) is developed. In contrast to the Cherenkov radiation, this effect does not disappear even if the medium refractive index is assu... |
0704.3659 | Haruhiko Terao | Haruhiko Terao and Akito Tsuchiya | Conformal dynamics in gauge theories via non-perturbative
renormalization group | 27 pages, 12 Postscript figures, corrected typos and references | null | null | Kanazawa-07-04 | hep-ph | null | The dynamics at the IR fixed point realized in the $SU(N_c)$ gauge theories
with massless Dirac fermions is studied by means of the non-perturbative
renormalization group. The analysis includes the IR fixed points with
non-trivial Yukawa couplings. The renormalization properties of the scalar
field are also discussed... | [
{
"created": "Fri, 27 Apr 2007 05:10:48 GMT",
"version": "v1"
},
{
"created": "Fri, 19 Oct 2007 04:55:50 GMT",
"version": "v2"
}
] | 2011-11-09 | [
[
"Terao",
"Haruhiko",
""
],
[
"Tsuchiya",
"Akito",
""
]
] | The dynamics at the IR fixed point realized in the $SU(N_c)$ gauge theories with massless Dirac fermions is studied by means of the non-perturbative renormalization group. The analysis includes the IR fixed points with non-trivial Yukawa couplings. The renormalization properties of the scalar field are also discussed a... |
1610.06737 | Ben Geytenbeek | Ben Geytenbeek, Soumya Rao, Pat Scott, Aldo Serenelli, Aaron C
Vincent, Martin White and Anthony G Williams | Effect of electromagnetic dipole dark matter on energy transport in the
solar interior | 36 pages, 11 figures | null | 10.1088/1475-7516/2017/03/029 | ADP-16-33/T989; IPPP/09/81 | hep-ph astro-ph.SR | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In recent years, a revised set of solar abundances has led to a discrepancy
in the sound-speed profile between helioseismology and theoretical solar
models. Conventional solutions require additional mechanisms for energy
transport within the Sun. Vincent et al. have recently suggested that dark
matter with a momentum... | [
{
"created": "Fri, 21 Oct 2016 10:56:06 GMT",
"version": "v1"
},
{
"created": "Mon, 24 Oct 2016 06:35:30 GMT",
"version": "v2"
},
{
"created": "Tue, 28 Feb 2017 17:30:42 GMT",
"version": "v3"
}
] | 2017-03-22 | [
[
"Geytenbeek",
"Ben",
""
],
[
"Rao",
"Soumya",
""
],
[
"Scott",
"Pat",
""
],
[
"Serenelli",
"Aldo",
""
],
[
"Vincent",
"Aaron C",
""
],
[
"White",
"Martin",
""
],
[
"Williams",
"Anthony G",
""
]
] | In recent years, a revised set of solar abundances has led to a discrepancy in the sound-speed profile between helioseismology and theoretical solar models. Conventional solutions require additional mechanisms for energy transport within the Sun. Vincent et al. have recently suggested that dark matter with a momentum o... |
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