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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1006.5272 | Lau Loi So | Lau Loi So | An unique alternative non-negative gravitational energy tensor to the
Bel-Robinson tensor in the quasilocal small sphere limit | 13 pages, a major revision of arXiv:0901.4828 | null | null | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The Bel-Robinson tensor $B_{\alpha\beta\mu\nu}$ gives a positive definite
gravitational energy in the quasilocal small sphere limit approximation.
However, there is an alternative tensor $V_{\alpha\beta\mu\nu}$ that was
proposed recently that offers the same positivity as $B_{\alpha\beta\mu\nu}$
does. We have found t... | [
{
"created": "Mon, 28 Jun 2010 06:37:27 GMT",
"version": "v1"
}
] | 2010-06-29 | [
[
"So",
"Lau Loi",
""
]
] | The Bel-Robinson tensor $B_{\alpha\beta\mu\nu}$ gives a positive definite gravitational energy in the quasilocal small sphere limit approximation. However, there is an alternative tensor $V_{\alpha\beta\mu\nu}$ that was proposed recently that offers the same positivity as $B_{\alpha\beta\mu\nu}$ does. We have found tha... |
hep-ph/0306292 | Zhenjun Xiao | Zhenjun Xiao, and Libo Guo | Charmless hadronic decays $B \to VV$ in the Topcolor-assisted
Technicolor model | 16 pages, Revtex, 4 EPS figures | Commun.Theor.Phys. 40 (2003) 77-84 | 10.1088/0253-6102/40/1/77 | null | hep-ph | null | Based on the effective Hamiltonian with the generalized factorization
approach, we calculate the branching ratios and CP asymmetries of $B \to VV$
decays in the Topcolor-assisted Technicolor (TC2) model. Within the considered
parameter space we find that: (a) for the penguin-dominated $B \to K^{*+}\phi$
and $K^{*0}\p... | [
{
"created": "Mon, 30 Jun 2003 02:51:52 GMT",
"version": "v1"
}
] | 2018-01-17 | [
[
"Xiao",
"Zhenjun",
""
],
[
"Guo",
"Libo",
""
]
] | Based on the effective Hamiltonian with the generalized factorization approach, we calculate the branching ratios and CP asymmetries of $B \to VV$ decays in the Topcolor-assisted Technicolor (TC2) model. Within the considered parameter space we find that: (a) for the penguin-dominated $B \to K^{*+}\phi$ and $K^{*0}\phi... |
2408.00524 | Isabella Danhoni | Isabella Danhoni, Guy D. Moore | Hot and Dense QCD Shear Viscosity at (almost) NLO | null | null | null | null | hep-ph hep-th nucl-th | http://creativecommons.org/licenses/by/4.0/ | The next-to-leading order weak-coupling shear viscosity of QCD was computed 6
years ago.
However, these results have never been applied at finite baryon chemical
potential $\mu$, even though intermediate-energy heavy ion collisions and
merging neutron stars may explore the Quark-Gluon Plasma in a regime where
baryo... | [
{
"created": "Thu, 1 Aug 2024 12:54:52 GMT",
"version": "v1"
}
] | 2024-08-02 | [
[
"Danhoni",
"Isabella",
""
],
[
"Moore",
"Guy D.",
""
]
] | The next-to-leading order weak-coupling shear viscosity of QCD was computed 6 years ago. However, these results have never been applied at finite baryon chemical potential $\mu$, even though intermediate-energy heavy ion collisions and merging neutron stars may explore the Quark-Gluon Plasma in a regime where baryon ch... |
gr-qc/0606125 | Michal Demetrian | Michal Demetrian | Coleman - de Luccia instanton of the second order in a brane world | 4 pages, accepted in IJTP | Int.J.Theor.Phys. 45 (2006) 2297-2304 | 10.1007/s10773-006-9196-y | null | gr-qc | null | The second order Coleman - de Luccia instanton and its action in the Randall
- Sundrum type II model are investigated and the comparison with the results in
Einstein's general relativity is done in the present paper.
| [
{
"created": "Thu, 29 Jun 2006 10:25:10 GMT",
"version": "v1"
}
] | 2009-11-11 | [
[
"Demetrian",
"Michal",
""
]
] | The second order Coleman - de Luccia instanton and its action in the Randall - Sundrum type II model are investigated and the comparison with the results in Einstein's general relativity is done in the present paper. |
1812.11892 | David Garfinkle | David Garfinkle | Matters of Gravity: The Newsletter of the Division of Gravitational
Physics of the American Physical Society. Number 52. December 2018 | typos corrected | null | null | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | we hear that..., by David Garfinkle
APS April Meeting, by David Garfinkle
| [
{
"created": "Mon, 24 Dec 2018 19:19:31 GMT",
"version": "v1"
},
{
"created": "Wed, 2 Jan 2019 19:06:05 GMT",
"version": "v2"
}
] | 2019-01-04 | [
[
"Garfinkle",
"David",
""
]
] | we hear that..., by David Garfinkle APS April Meeting, by David Garfinkle |
hep-ph/9804450 | Kaustub Agashe | Kaustubh Agashe (LBNL and Dept. of Physics, UC Berkeley) | An Improved Model of Direct Gauge Mediation | LaTex, 11 pages | Phys.Lett.B435:83-87,1998 | 10.1016/S0370-2693(98)00779-5 | LBNL-41755, UCB-PTH-98/21 | hep-ph | null | We present a new, improved model of gauge mediation of dynamical SUSY
Breaking: the model does not have gauge messengers or $\sim 10$ TeV scalars
charged under the Standard Model (SM), thus avoiding the problem of negative
(mass)$^2$ for supersymmetric SM (SSM) scalars faced by some earlier models.
The gauge mediatio... | [
{
"created": "Wed, 29 Apr 1998 21:26:14 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Agashe",
"Kaustubh",
"",
"LBNL and Dept. of Physics, UC Berkeley"
]
] | We present a new, improved model of gauge mediation of dynamical SUSY Breaking: the model does not have gauge messengers or $\sim 10$ TeV scalars charged under the Standard Model (SM), thus avoiding the problem of negative (mass)$^2$ for supersymmetric SM (SSM) scalars faced by some earlier models. The gauge mediation ... |
0804.3755 | Gavin Salam | Gavin P. Salam, Juan Rojo | A Higher Order Perturbative Parton Evolution Toolkit (HOPPET) | 60 pages, 5 figures. Code available from
http://projects.hepforge.org/hoppet/ | Comput.Phys.Commun.180:120-156,2009 | 10.1016/j.cpc.2008.08.010 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | This document describes a Fortran 95 package for carrying out DGLAP evolution
and other common manipulations of parton distribution functions (PDFs). The
PDFs are represented on a grid in x-space so as to avoid limitations on the
functional form of input distributions. Good speed and accuracy are obtained
through the... | [
{
"created": "Wed, 23 Apr 2008 16:09:40 GMT",
"version": "v1"
}
] | 2010-03-25 | [
[
"Salam",
"Gavin P.",
""
],
[
"Rojo",
"Juan",
""
]
] | This document describes a Fortran 95 package for carrying out DGLAP evolution and other common manipulations of parton distribution functions (PDFs). The PDFs are represented on a grid in x-space so as to avoid limitations on the functional form of input distributions. Good speed and accuracy are obtained through the r... |
2308.01575 | Rui-Hui Lin | Rui-Hui Lin, Rui Jiang and Xiang-Hua Zhai | Quasinormal modes of the spherical bumblebee black holes with a global
monopole | accepted by Eur. Phys. J. C | null | 10.1140/epjc/s10052-023-11899-9 | null | gr-qc | http://creativecommons.org/licenses/by/4.0/ | The bumblebee model is an extension of the Einstein-Maxwell theory that
allows for the spontaneous breaking of the Lorentz symmetry of the spacetime.
In this paper, we study the quasinormal modes of the spherical black holes in
this model that are characterized by a global monopole. We analyze the two
cases with a va... | [
{
"created": "Thu, 3 Aug 2023 07:22:31 GMT",
"version": "v1"
}
] | 2023-12-19 | [
[
"Lin",
"Rui-Hui",
""
],
[
"Jiang",
"Rui",
""
],
[
"Zhai",
"Xiang-Hua",
""
]
] | The bumblebee model is an extension of the Einstein-Maxwell theory that allows for the spontaneous breaking of the Lorentz symmetry of the spacetime. In this paper, we study the quasinormal modes of the spherical black holes in this model that are characterized by a global monopole. We analyze the two cases with a vani... |
hep-ph/9810473 | Vivian de la Incera | Efrain J. Ferrer and Vivian de la Incera | Yukawa Coupling Contribution to Magnetic Field Induced Dynamical Mass | 20 pages, revtex | Int.J.Mod.Phys. 14 (1999) 3963 | 10.1142/S0217751X9900186X | SUNY-FRE-98-11 | hep-ph | null | By solving the gap equation in the quenched, ladder approximation for an
Abelian gauge model with Yukawa interaction in the presence of a constant
magnetic field, we show that the Yukawa interactions enhance the dynamical
generation of fermion mass. The theory is then studied at finite temperature,
where we prove tha... | [
{
"created": "Sun, 25 Oct 1998 23:42:42 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Ferrer",
"Efrain J.",
""
],
[
"de la Incera",
"Vivian",
""
]
] | By solving the gap equation in the quenched, ladder approximation for an Abelian gauge model with Yukawa interaction in the presence of a constant magnetic field, we show that the Yukawa interactions enhance the dynamical generation of fermion mass. The theory is then studied at finite temperature, where we prove that ... |
2002.10402 | Vasilis Oikonomou | Shin'ichi Nojiri, S.D. Odintsov, V.K. Oikonomou, Arkady A. Popov | Propagation of Gravitational Waves in Chern-Simons Axion $F(R)$ Gravity | PDU Accepted | null | null | null | gr-qc hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper we shall study the evolution of cosmological gravitational
waves in the context of Chern-Simons axion $F(R)$ gravity. In the case of
Chern-Simons axion $F(R)$ gravity there exist spin-0, spin-2 and spin-1 modes.
As we demonstrate, from all the gravitational waves modes of the Chern-Simons
axion $F(R)$ g... | [
{
"created": "Mon, 24 Feb 2020 17:41:14 GMT",
"version": "v1"
}
] | 2020-02-25 | [
[
"Nojiri",
"Shin'ichi",
""
],
[
"Odintsov",
"S. D.",
""
],
[
"Oikonomou",
"V. K.",
""
],
[
"Popov",
"Arkady A.",
""
]
] | In this paper we shall study the evolution of cosmological gravitational waves in the context of Chern-Simons axion $F(R)$ gravity. In the case of Chern-Simons axion $F(R)$ gravity there exist spin-0, spin-2 and spin-1 modes. As we demonstrate, from all the gravitational waves modes of the Chern-Simons axion $F(R)$ gra... |
0706.0364 | Myungseok Yoon | Myungseok Yoon, Jihye Ha, and Wontae Kim | Entropy of Reissner-Nordstrom Black Holes with Minimal Length Revisited | 5 pages | Phys.Rev.D76:047501,2007 | 10.1103/PhysRevD.76.047501 | null | gr-qc | null | Based on the generalized uncertainty principle, we study the entropy of a
four-dimensional black hole by counting degrees of freedom near the horizon and
obtain the (finite) entropy proportional to the surface area at the horizon
without a cutoff introduced in the conventional brick-wall method.
| [
{
"created": "Mon, 4 Jun 2007 02:11:10 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Yoon",
"Myungseok",
""
],
[
"Ha",
"Jihye",
""
],
[
"Kim",
"Wontae",
""
]
] | Based on the generalized uncertainty principle, we study the entropy of a four-dimensional black hole by counting degrees of freedom near the horizon and obtain the (finite) entropy proportional to the surface area at the horizon without a cutoff introduced in the conventional brick-wall method. |
1301.1227 | Martin Hentschinski | M. Hentschinski, C. Salas | Forward Drell-Yan plus backward jet as a test of BFKL evolution | 4 pages, 2 figures, proceedings of the XX Workshop on Deep-Inelastic
Scattering and Related Subjects, 26-30 March, University of Bonn (2012) | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study Drell-Yan plus jet events where the gauge boson is produced in the
forward direction of one of the colliding protons and a jet is produced in the
forward direction of the second proton. The resulting large rapidity difference
between the final states then opens up the phase space for BFKL evolution.
First nu... | [
{
"created": "Mon, 7 Jan 2013 15:27:33 GMT",
"version": "v1"
}
] | 2013-01-08 | [
[
"Hentschinski",
"M.",
""
],
[
"Salas",
"C.",
""
]
] | We study Drell-Yan plus jet events where the gauge boson is produced in the forward direction of one of the colliding protons and a jet is produced in the forward direction of the second proton. The resulting large rapidity difference between the final states then opens up the phase space for BFKL evolution. First nume... |
gr-qc/9811005 | Sascha Husa | Sascha Husa | Asymptotically Flat Initial Data for Gravitational Wave Spacetimes,
Conformal Compactification and Conformal Symmetry | Contribution to the 8th Conference on Theoretical Physics, General
Relativity and Gravitation in Bistrita-Nasaud, Romania; LaTeX, 13 pages | null | null | null | gr-qc | null | We study the utilization of conformal compactification within the conformal
approach to solving the constraints of general relativity for asymptotically
flat initial data. After a general discussion of the framework, particular
attention is paid to simplifications that arise when restricting to a class of
initial dat... | [
{
"created": "Mon, 2 Nov 1998 23:33:13 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Husa",
"Sascha",
""
]
] | We study the utilization of conformal compactification within the conformal approach to solving the constraints of general relativity for asymptotically flat initial data. After a general discussion of the framework, particular attention is paid to simplifications that arise when restricting to a class of initial data ... |
hep-ph/0006097 | Thomas G. Rizzo | H. Davoudiasl, J.L. Hewett, and T.G. Rizzo | The g-2 of the Muon in Localized Gravity Models | 16 pages, 2 figs, LaTex, Additional discussion added | Phys.Lett.B493:135-141,2000 | 10.1016/S0370-2693(00)01132-1 | SLAC-PUB-8469 | hep-ph | null | The (g-2) of the muon is well known to be an important model building
constraint on theories beyond the Standard Model. In this paper, we examine the
contributions to $(g-2)_\mu$ arising in the Randall-Sundrum model of localized
gravity for the case where the Standard Model gauge fields and fermions are
both in the b... | [
{
"created": "Sat, 10 Jun 2000 03:04:32 GMT",
"version": "v1"
},
{
"created": "Thu, 15 Jun 2000 14:58:35 GMT",
"version": "v2"
},
{
"created": "Sat, 5 Aug 2000 00:52:10 GMT",
"version": "v3"
},
{
"created": "Tue, 19 Sep 2000 18:53:54 GMT",
"version": "v4"
}
] | 2008-11-26 | [
[
"Davoudiasl",
"H.",
""
],
[
"Hewett",
"J. L.",
""
],
[
"Rizzo",
"T. G.",
""
]
] | The (g-2) of the muon is well known to be an important model building constraint on theories beyond the Standard Model. In this paper, we examine the contributions to $(g-2)_\mu$ arising in the Randall-Sundrum model of localized gravity for the case where the Standard Model gauge fields and fermions are both in the bul... |
hep-ph/9710409 | Bodenmueller | Harald Fritzsch | The Kinematics and Dynamics of Flavor Mixing | 18 latex pages | Acta Phys.Polon.B28:2259-2277,1997 | null | LMU 13/97 | hep-ph | null | In view of the observed strong hierarchy of the quark and lepton masses and
of the flavor mixing angles, it is argued that the description of flavor mixing
must take this into account. One particularly interesting way to describe the
flavor mixing, which, however, is not the one used today, emerges, which is
particul... | [
{
"created": "Mon, 20 Oct 1997 12:46:27 GMT",
"version": "v1"
}
] | 2014-11-17 | [
[
"Fritzsch",
"Harald",
""
]
] | In view of the observed strong hierarchy of the quark and lepton masses and of the flavor mixing angles, it is argued that the description of flavor mixing must take this into account. One particularly interesting way to describe the flavor mixing, which, however, is not the one used today, emerges, which is particular... |
hep-ph/9810329 | Massimo Blasone | Massimo Blasone | New Results in the Physics of Neutrino Oscillations | 10 pages, 1 figure. Talk given at the 36th International School of
Subnuclear Physics, Erice, 29 Aug - 7 Sep 1998. To appear in the Proceedings | null | null | null | hep-ph | null | I report on recent theoretical results about neutrino mixing and
oscillations. I show that in Quantum Field Theory, mixing transformations are
not trivial and the vacuum for the mixed fields has a condensate structure.
This fact has phenomenological consequences on neutrino oscillations: the
oscillation formula turns... | [
{
"created": "Mon, 12 Oct 1998 16:32:09 GMT",
"version": "v1"
},
{
"created": "Tue, 13 Oct 1998 16:07:39 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Blasone",
"Massimo",
""
]
] | I report on recent theoretical results about neutrino mixing and oscillations. I show that in Quantum Field Theory, mixing transformations are not trivial and the vacuum for the mixed fields has a condensate structure. This fact has phenomenological consequences on neutrino oscillations: the oscillation formula turns o... |
0709.2854 | Tim Jones | R. Hodgson, I. Jack, D.R.T. Jones | Anomaly Mediation, Fayet-Iliopoulos D-terms and the Renormalisation
Group | 20 pages, 2 figures | JHEP0710:070,2007 | 10.1088/1126-6708/2007/10/070 | LTH 757 | hep-ph | null | We address renormalisation group evolution issues that arise in the Anomaly
Mediated Supersymmetry Breaking scenario when the tachyonic slepton problem is
resolved by Fayet-Iliopoulos term contributions. We present typical sparticle
spectra both for the original formulation of this idea and an alternative using
Fayet... | [
{
"created": "Tue, 18 Sep 2007 16:09:55 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Hodgson",
"R.",
""
],
[
"Jack",
"I.",
""
],
[
"Jones",
"D. R. T.",
""
]
] | We address renormalisation group evolution issues that arise in the Anomaly Mediated Supersymmetry Breaking scenario when the tachyonic slepton problem is resolved by Fayet-Iliopoulos term contributions. We present typical sparticle spectra both for the original formulation of this idea and an alternative using Fayet-I... |
2008.13184 | I. M. Dremin | I.M. Dremin, S.R. Gevorkyan, D.T. Madigozhin | Enhancement of low-mass dileptons in ultraperipheral collisions | 10 p., 3 Figs | null | 10.1140/epjc/s10052-021-09053-4 | null | hep-ph astro-ph.HE hep-ex nucl-ex nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | It is shown that production of low-mass $e^+e^-$-pairs in ultraperipheral
nuclear collisions is enhanced due to the Sommerfeld-Gamow-Sakharov (SGS)
factor. This effect is especially strong near the threshold of creation of
unbound $e^+e^-$-pairs with low masses in the two-photon fusion. Coulomb
attraction of the non-... | [
{
"created": "Sun, 30 Aug 2020 14:30:11 GMT",
"version": "v1"
}
] | 2021-04-21 | [
[
"Dremin",
"I. M.",
""
],
[
"Gevorkyan",
"S. R.",
""
],
[
"Madigozhin",
"D. T.",
""
]
] | It is shown that production of low-mass $e^+e^-$-pairs in ultraperipheral nuclear collisions is enhanced due to the Sommerfeld-Gamow-Sakharov (SGS) factor. This effect is especially strong near the threshold of creation of unbound $e^+e^-$-pairs with low masses in the two-photon fusion. Coulomb attraction of the non-re... |
gr-qc/9603042 | Sergey Krasnikov | S.Krasnikov | Paradoxes of time travel | 9 LaTeX pages, 23k. bezier.sty is desirable, but its absence will
only damage two figures | null | null | null | gr-qc | null | Paradoxes that can supposedly occur if a time machine is created are
discussed. It is shown that the existence of trajectories of ``multiplicity
zero'' (i.e. trajectories that describe a ball hitting its younger self so that
the latter cannot fall into the time machine) is not paradoxical by itself.
This {\em apparen... | [
{
"created": "Mon, 25 Mar 1996 10:12:49 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Krasnikov",
"S.",
""
]
] | Paradoxes that can supposedly occur if a time machine is created are discussed. It is shown that the existence of trajectories of ``multiplicity zero'' (i.e. trajectories that describe a ball hitting its younger self so that the latter cannot fall into the time machine) is not paradoxical by itself. This {\em apparent ... |
hep-ph/9409437 | Stefano Bertolini | S. Bertolini, J.O. Eeg and M. Fabbrichesi | Studying $\varepsilon '/\varepsilon$ in the Chiral Quark Model:
$\gamma_5$-Scheme Independence and NLO Hadronic Matrix Elements | 38 pages, LATEX, including 4 eps figures | Nucl.Phys.B449:197-228,1995 | 10.1016/0550-3213(95)00274-V | CERN-TH.7306/94, SISSA 83/94/EP | hep-ph | null | We study the $CP$-violating, $|\Delta S| =1$ parameter $\varepsilon
'/\varepsilon$ by computing the hadronic matrix elements in the chiral quark
model. We estimate the coefficients of the next-to-leading order terms in the
chiral expansion that correspond to the operators $Q_6$ and $Q_{11}$. We
consider the impact of... | [
{
"created": "Thu, 29 Sep 1994 10:10:15 GMT",
"version": "v1"
}
] | 2010-11-01 | [
[
"Bertolini",
"S.",
""
],
[
"Eeg",
"J. O.",
""
],
[
"Fabbrichesi",
"M.",
""
]
] | We study the $CP$-violating, $|\Delta S| =1$ parameter $\varepsilon '/\varepsilon$ by computing the hadronic matrix elements in the chiral quark model. We estimate the coefficients of the next-to-leading order terms in the chiral expansion that correspond to the operators $Q_6$ and $Q_{11}$. We consider the impact of t... |
hep-ph/9612247 | L. B. Okun | L. B. Okun | Tests of CPT | Latex, 5 pages,Talk at the Workshop on $K$-physics, ORSAY, France, 30
May - 4 June, 1996 | null | null | ITEP-TH-55/96 | hep-ph | null | A few remarks concerning theoretical suggestions and experimental tests of
CPT during 1980's - 1990's. Is it worth to search for the particle-antiparticle
mass differences in sectors other than $K^0\bar{K}^0$?
| [
{
"created": "Wed, 4 Dec 1996 13:20:15 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Okun",
"L. B.",
""
]
] | A few remarks concerning theoretical suggestions and experimental tests of CPT during 1980's - 1990's. Is it worth to search for the particle-antiparticle mass differences in sectors other than $K^0\bar{K}^0$? |
gr-qc/9502027 | null | Pedro F. Gonzalez-Diaz | Radiation Field on Superspace | 9 pages, standard latex, no figures | null | null | IMAFF-RC-02-95 | gr-qc | null | We study the dynamics of multiwormhole configurations within the framework of
the Euclidean Polyakov approach to string theory, incorporating a modification
to the Hamiltonian which leads to a Planckian probability measure for the
Coleman parameters $\alpha$ that allows $\frac{1}{2}\alpha^{2}$ to be
interpreted as th... | [
{
"created": "Fri, 10 Feb 1995 08:04:16 GMT",
"version": "v1"
}
] | 2016-08-31 | [
[
"Gonzalez-Diaz",
"Pedro F.",
""
]
] | We study the dynamics of multiwormhole configurations within the framework of the Euclidean Polyakov approach to string theory, incorporating a modification to the Hamiltonian which leads to a Planckian probability measure for the Coleman parameters $\alpha$ that allows $\frac{1}{2}\alpha^{2}$ to be interpreted as the ... |
1711.10410 | Tommi Alanne | Tommi Alanne, Diogo Buarque Franzosi, Mads T. Frandsen, Mette L.A.
Kristensen, Aurora Meroni, Martin Rosenlyst | Partially composite Higgs models: Phenomenology and RG analysis | 24 pages, 11 figures. v2 matches the published version | JHEP1801 (2018) 051 | 10.1007/JHEP01(2018)051 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the phenomenology of partially composite-Higgs models where
electroweak symmetry breaking is dynamically induced, and the Higgs is a
mixture of a composite and an elementary state. The models considered have
explicit realizations in terms of gauge-Yukawa theories with new strongly
interacting fermions couple... | [
{
"created": "Tue, 28 Nov 2017 17:09:59 GMT",
"version": "v1"
},
{
"created": "Wed, 24 Jan 2018 12:57:58 GMT",
"version": "v2"
}
] | 2018-02-14 | [
[
"Alanne",
"Tommi",
""
],
[
"Franzosi",
"Diogo Buarque",
""
],
[
"Frandsen",
"Mads T.",
""
],
[
"Kristensen",
"Mette L. A.",
""
],
[
"Meroni",
"Aurora",
""
],
[
"Rosenlyst",
"Martin",
""
]
] | We study the phenomenology of partially composite-Higgs models where electroweak symmetry breaking is dynamically induced, and the Higgs is a mixture of a composite and an elementary state. The models considered have explicit realizations in terms of gauge-Yukawa theories with new strongly interacting fermions coupled ... |
1701.04136 | Magd Elias Kahil | Magd E. Kahil | Spinning and Spinning Deviation Equations for Special Types of Gauge
Theories of Gravity | 15 pages, LaTeX file | null | 10.1134/S0202289318010103 | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The problem of spinning and spin deviation equations for particles as defined
by their microscopic effect has led many authors to revisit non-Riemannian
geometry for being described torsion and its relation with the spin of
elementary particles. We obtain a new method to detect the existence of torsion
by deriving th... | [
{
"created": "Mon, 16 Jan 2017 01:41:53 GMT",
"version": "v1"
}
] | 2018-04-04 | [
[
"Kahil",
"Magd E.",
""
]
] | The problem of spinning and spin deviation equations for particles as defined by their microscopic effect has led many authors to revisit non-Riemannian geometry for being described torsion and its relation with the spin of elementary particles. We obtain a new method to detect the existence of torsion by deriving the ... |
2009.14582 | Jackson Levi Said | Rebecca Briffa, Salvatore Capozziello, Jackson Levi Said, Jurgen
Mifsud and Emmanuel N. Saridakis | Constraining Teleparallel Gravity through Gaussian Processes | 36 pages, 16 figures | null | 10.1088/1361-6382/abd4f5 | null | gr-qc astro-ph.CO hep-th physics.data-an | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We apply Gaussian processes (GP) in order to impose constraints on
teleparallel gravity and its $f(T)$ extensions. We use available $H(z)$
observations from (i) cosmic chronometers data (CC); (ii) Supernova Type Ia
(SN) data from the compressed Pantheon release together with the CANDELS and
CLASH Multi-Cycle Treasury... | [
{
"created": "Tue, 29 Sep 2020 10:02:07 GMT",
"version": "v1"
}
] | 2021-02-03 | [
[
"Briffa",
"Rebecca",
""
],
[
"Capozziello",
"Salvatore",
""
],
[
"Said",
"Jackson Levi",
""
],
[
"Mifsud",
"Jurgen",
""
],
[
"Saridakis",
"Emmanuel N.",
""
]
] | We apply Gaussian processes (GP) in order to impose constraints on teleparallel gravity and its $f(T)$ extensions. We use available $H(z)$ observations from (i) cosmic chronometers data (CC); (ii) Supernova Type Ia (SN) data from the compressed Pantheon release together with the CANDELS and CLASH Multi-Cycle Treasury p... |
hep-ph/0503187 | Artur Ankowski | Artur M. Ankowski | High-energy limit of neutrino quasielastic cross section | 11 pages, 3 figures | Acta Phys. Pol. B37 (2006) 377 | null | null | hep-ph | null | It's a common knowledge that the quasielastic neutrino-neutron and
antineutrino-proton cross sections tend to the same constant as (anti)neutrino
energy becomes high. In this paper we calculate the exact expression of the
limit in terms of the parameters describing quasielastic scattering. We check
that even at very ... | [
{
"created": "Fri, 18 Mar 2005 16:12:49 GMT",
"version": "v1"
},
{
"created": "Wed, 23 Mar 2005 18:02:30 GMT",
"version": "v2"
}
] | 2007-05-23 | [
[
"Ankowski",
"Artur M.",
""
]
] | It's a common knowledge that the quasielastic neutrino-neutron and antineutrino-proton cross sections tend to the same constant as (anti)neutrino energy becomes high. In this paper we calculate the exact expression of the limit in terms of the parameters describing quasielastic scattering. We check that even at very hi... |
2006.14127 | Noriyuki Sogabe | Noriyuki Sogabe | Novel dynamic critical phenomena induced by superfluidity and the chiral
magnetic effect in Quantum Chromodynamics | 119 pages, 13 figures | null | null | null | hep-ph hep-th nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this thesis, we study the novel dynamic critical phenomena induced by
superfluidity and the chiral magnetic effect in Quantum Chromodynamics (QCD),
respectively. In particular, we find the new dynamic universality class of the
high-density QCD critical point between the nuclear and quark superfluid phases
beyond t... | [
{
"created": "Thu, 25 Jun 2020 01:13:03 GMT",
"version": "v1"
}
] | 2020-06-26 | [
[
"Sogabe",
"Noriyuki",
""
]
] | In this thesis, we study the novel dynamic critical phenomena induced by superfluidity and the chiral magnetic effect in Quantum Chromodynamics (QCD), respectively. In particular, we find the new dynamic universality class of the high-density QCD critical point between the nuclear and quark superfluid phases beyond the... |
0909.3636 | Nicolas Yunes | Nicolas Yunes, C. F. Sopuerta | Testing Effective Quantum Gravity with Gravitational Waves from
Extreme-Mass-Ratio Inspirals | 10 pages, 3 figures, invited article for the Amaldi 8 Proceedings.
Minor changes | J.Phys.Conf.Ser.228:012051,2010 | 10.1088/1742-6596/228/1/012051 | null | gr-qc astro-ph.CO astro-ph.GA astro-ph.HE hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Testing deviation of GR is one of the main goals of the proposed {\emph{Laser
Interferometer Space Antenna}}, a space-based gravitational-wave observatory.
For the first time, we consistently compute the generation of gravitational
waves from extreme-mass ratio inspirals (stellar compact objects into
supermassive bla... | [
{
"created": "Sun, 20 Sep 2009 15:14:27 GMT",
"version": "v1"
},
{
"created": "Wed, 7 Oct 2009 13:18:22 GMT",
"version": "v2"
}
] | 2014-11-20 | [
[
"Yunes",
"Nicolas",
""
],
[
"Sopuerta",
"C. F.",
""
]
] | Testing deviation of GR is one of the main goals of the proposed {\emph{Laser Interferometer Space Antenna}}, a space-based gravitational-wave observatory. For the first time, we consistently compute the generation of gravitational waves from extreme-mass ratio inspirals (stellar compact objects into supermassive black... |
0906.3860 | Peter Dunsby | Naureen Goheer, Julien Larena and Peter K. S. Dunsby | Power-law cosmic expansion in f(R) gravity models | 4 pages, 2 figures | Phys.Rev.D80:061301,2009 | 10.1103/PhysRevD.80.061301 | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We show that within the class of f(R) gravity theories, FLRW power-law
perfect fluid solutions only exist for R^n gravity. This significantly
restricts the set of exact cosmological solutions which have similar properties
to what is found in standard General Relativity.
| [
{
"created": "Sun, 21 Jun 2009 11:22:14 GMT",
"version": "v1"
}
] | 2009-09-24 | [
[
"Goheer",
"Naureen",
""
],
[
"Larena",
"Julien",
""
],
[
"Dunsby",
"Peter K. S.",
""
]
] | We show that within the class of f(R) gravity theories, FLRW power-law perfect fluid solutions only exist for R^n gravity. This significantly restricts the set of exact cosmological solutions which have similar properties to what is found in standard General Relativity. |
1603.04373 | Thomas W. Baumgarte | Thomas W. Baumgarte and Carsten Gundlach | Critical collapse of rotating radiation fluids | 5 pages, 4 figures; version accepted for publication in PRL | Phys. Rev. Lett. 116, 221103 (2016) | 10.1103/PhysRevLett.116.221103 | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present results from the first fully relativistic simulations of the
critical collapse of rotating radiation fluids. We observe critical scaling
both in subcritical evolutions, in which case the fluid disperses to infinity
and leaves behind flat space, and in supercritical evolutions that lead to the
formation of ... | [
{
"created": "Mon, 14 Mar 2016 18:07:33 GMT",
"version": "v1"
},
{
"created": "Mon, 13 Jun 2016 13:05:41 GMT",
"version": "v2"
}
] | 2016-06-14 | [
[
"Baumgarte",
"Thomas W.",
""
],
[
"Gundlach",
"Carsten",
""
]
] | We present results from the first fully relativistic simulations of the critical collapse of rotating radiation fluids. We observe critical scaling both in subcritical evolutions, in which case the fluid disperses to infinity and leaves behind flat space, and in supercritical evolutions that lead to the formation of bl... |
gr-qc/9710060 | Georges Bressange | C. Barrab\`es, G.F. Bressange and P.A. Hogan | Abrupt Changes in the Multipole Moments of a Gravitating Body | 4 pages, latex, no figures, to appear in the Proceedings of the Eigth
Marcel Grossmann Meeting of Jerusalem (22-27 june, 1997) | null | null | null | gr-qc | null | An example is described in which an asymptotically flat static vacuum Weyl
space-time experiences a sudden change across a null hypersurface in the
multipole moments of its isolated axially symmetric source. A light-like shell
and an impulsive gravitational wave are identified, both having the null
hypersurface as hi... | [
{
"created": "Fri, 10 Oct 1997 13:49:55 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Barrabès",
"C.",
""
],
[
"Bressange",
"G. F.",
""
],
[
"Hogan",
"P. A.",
""
]
] | An example is described in which an asymptotically flat static vacuum Weyl space-time experiences a sudden change across a null hypersurface in the multipole moments of its isolated axially symmetric source. A light-like shell and an impulsive gravitational wave are identified, both having the null hypersurface as hist... |
2008.09957 | Chinmay Kalaghatgi Mr. | Chinmay Kalaghatgi and Mark Hannam | Investigating the effect of in-plane spin directions for Precessing BBH
systems | 13 pages, 8 figures | Phys. Rev. D 103, 024024 (2021) | 10.1103/PhysRevD.103.024024 | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Morphology of coalescing BBH waveforms are affected by its spins. Waveform
models built for inference of source parameters have several in-built
approximations. In current precessing IMRPhenom and SEOBNR waveform models,
systems with the same spin magnitude but varying orientation of spins projected
on the orbital pl... | [
{
"created": "Sun, 23 Aug 2020 04:48:57 GMT",
"version": "v1"
},
{
"created": "Wed, 27 Jan 2021 05:40:37 GMT",
"version": "v2"
}
] | 2021-01-28 | [
[
"Kalaghatgi",
"Chinmay",
""
],
[
"Hannam",
"Mark",
""
]
] | Morphology of coalescing BBH waveforms are affected by its spins. Waveform models built for inference of source parameters have several in-built approximations. In current precessing IMRPhenom and SEOBNR waveform models, systems with the same spin magnitude but varying orientation of spins projected on the orbital plan... |
2204.12453 | Joan Ruiz Vidal | Hector Gisbert, V\'ictor Miralles, Joan Ruiz-Vidal | W-boson mass and electric dipole moments from colour-octet scalars | Proceedings for Lepton-Photon 2021 | null | null | DO-TH 22/11 | hep-ph hep-ex | http://creativecommons.org/licenses/by/4.0/ | New coloured scalars in the Manohar-Wise model give sizeable contributions to
the Electric Dipole Moment (EDM) of the neutron through one-loop and two-loop
diagrams, computed in Reference [1]. Contributions from neutral scalars cancel
out for degenerate values of the masses, whose difference is related to the
oblique... | [
{
"created": "Tue, 26 Apr 2022 17:17:23 GMT",
"version": "v1"
},
{
"created": "Wed, 18 May 2022 08:03:48 GMT",
"version": "v2"
}
] | 2022-05-19 | [
[
"Gisbert",
"Hector",
""
],
[
"Miralles",
"Víctor",
""
],
[
"Ruiz-Vidal",
"Joan",
""
]
] | New coloured scalars in the Manohar-Wise model give sizeable contributions to the Electric Dipole Moment (EDM) of the neutron through one-loop and two-loop diagrams, computed in Reference [1]. Contributions from neutral scalars cancel out for degenerate values of the masses, whose difference is related to the oblique p... |
1104.4934 | Liang Tang | Liang Tang, Xu-Hao Yuan, Cong-Feng Qiao, Xue-Qian Li | Study of Doubly Heavy Baryon Spectrum via QCD Sum Rules | 23 pages, 9 figures, minor corrections in expressions | Commun. Theor. Phys. 57 (2012) 435 | 10.1088/0253-6102/57/3/15 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this work, we calculate the mass spectrum of doubly heavy baryons with the
diquark model in terms of the QCD sum rules. The interpolating currents are
composed of a heavy diquark field and a light quark field. Contributions of the
operators up to dimension six are taken into account in the operator product
expansi... | [
{
"created": "Tue, 26 Apr 2011 14:30:16 GMT",
"version": "v1"
},
{
"created": "Tue, 30 Aug 2011 03:03:18 GMT",
"version": "v2"
},
{
"created": "Fri, 24 Feb 2012 13:57:44 GMT",
"version": "v3"
}
] | 2015-05-28 | [
[
"Tang",
"Liang",
""
],
[
"Yuan",
"Xu-Hao",
""
],
[
"Qiao",
"Cong-Feng",
""
],
[
"Li",
"Xue-Qian",
""
]
] | In this work, we calculate the mass spectrum of doubly heavy baryons with the diquark model in terms of the QCD sum rules. The interpolating currents are composed of a heavy diquark field and a light quark field. Contributions of the operators up to dimension six are taken into account in the operator product expansion... |
0708.4121 | Yuri Goncharov | Yu. P. Goncharov (Sankt-Petersburg State Polytechnical University,
Russia) | Estimates for parameters and characteristics of the confining
SU(3)-gluonic field in \pi^0-meson from one- and two-photon decays | 16 pages, LaTeX | Phys.Lett.B652:310-318,2007 | 10.1016/j.physletb.2007.07.026 | null | hep-ph | null | On the basis of the confinement mechanism earlier proposed by author the
electric formfactor of $\pi^0$-meson is nonperturbatively calculated. The
latter is then applied to describing electromagnetic decays $\pi^0\to2\gamma$
and $\pi^0\to e^+e^-\gamma$ which entails estimates for parameters of the
confining SU(3)-glu... | [
{
"created": "Thu, 30 Aug 2007 10:27:18 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Goncharov",
"Yu. P.",
"",
"Sankt-Petersburg State Polytechnical University,\n Russia"
]
] | On the basis of the confinement mechanism earlier proposed by author the electric formfactor of $\pi^0$-meson is nonperturbatively calculated. The latter is then applied to describing electromagnetic decays $\pi^0\to2\gamma$ and $\pi^0\to e^+e^-\gamma$ which entails estimates for parameters of the confining SU(3)-gluon... |
1411.1961 | Takuya Morozumi | Daiji Kimura, Takuya Morozumi, Hiroyuki Umeeda | Study of an anomalous tau lepton decay using a chiral Lagrangian with
vector mesons | Talk presented at The 13 th International Workshop on Tau Lepton
Physics (Aachen). 9 pages, 2 figures. In version 3, the erratum for reference
[5] is added | null | null | HUPD1405 | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The hadronic tau decay $\tau^- \to \nu_\tau \eta \pi^- \pi^0$ occurs through
V-A weak current. In this decay mode, the vector current contribution is
intrinsic parity violating and the axial current contribution is G parity
violating. The latter contribution is suppressed due to tiny isospin breaking.
We have compute... | [
{
"created": "Fri, 7 Nov 2014 16:17:50 GMT",
"version": "v1"
},
{
"created": "Mon, 10 Nov 2014 02:46:49 GMT",
"version": "v2"
},
{
"created": "Tue, 11 Nov 2014 05:42:09 GMT",
"version": "v3"
}
] | 2014-11-12 | [
[
"Kimura",
"Daiji",
""
],
[
"Morozumi",
"Takuya",
""
],
[
"Umeeda",
"Hiroyuki",
""
]
] | The hadronic tau decay $\tau^- \to \nu_\tau \eta \pi^- \pi^0$ occurs through V-A weak current. In this decay mode, the vector current contribution is intrinsic parity violating and the axial current contribution is G parity violating. The latter contribution is suppressed due to tiny isospin breaking. We have computed ... |
2006.02294 | Michael Klasen | J. Fiaschi, M. Klasen | Higgsino and gaugino pair production at the LHC with aNNLO+NNLL
precision | 29 pages, 16 figures. arXiv admin note: text overlap with
arXiv:1911.02419 | Phys. Rev. D 102, 095021 (2020) | 10.1103/PhysRevD.102.095021 | MS-TP-20-23 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a calculation of higgsino and gaugino pair production at the LHC
at next-to-next-to-leading logarithmic (NNLL) accuracy, matched to approximate
next-to-next-to-leading order (aNNLO) QCD corrections. We briefly review the
formalism for the resummation of large threshold logarithms and highlight the
analytic... | [
{
"created": "Tue, 2 Jun 2020 13:16:57 GMT",
"version": "v1"
}
] | 2020-11-25 | [
[
"Fiaschi",
"J.",
""
],
[
"Klasen",
"M.",
""
]
] | We present a calculation of higgsino and gaugino pair production at the LHC at next-to-next-to-leading logarithmic (NNLL) accuracy, matched to approximate next-to-next-to-leading order (aNNLO) QCD corrections. We briefly review the formalism for the resummation of large threshold logarithms and highlight the analytical... |
gr-qc/0212030 | Yasunori Fujii | Yasunori Fujii | Mass of the dilaton and the cosmological constant | 9 pages LaTeX 1 figure; an added reference and partial revisions | Prog.Theor.Phys.110:433-439,2003 | 10.1143/PTP.110.433 | null | gr-qc | null | One might raise a question if the gravitational scalar field (dilaton)
mediates a finite-range force between local objects still behaving globally as
being massless to implement the scenario of a decaying cosmological constant.
We offer a non-negative reply by a detailed analysis of the field-theoretical
quantization... | [
{
"created": "Fri, 6 Dec 2002 07:36:15 GMT",
"version": "v1"
},
{
"created": "Sat, 7 Dec 2002 03:54:50 GMT",
"version": "v2"
},
{
"created": "Sat, 8 Feb 2003 02:35:50 GMT",
"version": "v3"
}
] | 2008-11-26 | [
[
"Fujii",
"Yasunori",
""
]
] | One might raise a question if the gravitational scalar field (dilaton) mediates a finite-range force between local objects still behaving globally as being massless to implement the scenario of a decaying cosmological constant. We offer a non-negative reply by a detailed analysis of the field-theoretical quantization p... |
1104.0686 | Ignazio Scimemi | Miguel Garcia-Echevarria, Ahmad Idilbi, Ignazio Scimemi | SCET, Light-Cone Gauge and the T-Wilson Lines | 4 pages | Phys.Rev.D84:011502,2011 | 10.1103/PhysRevD.84.011502 | null | hep-ph hep-ex hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Soft-Collinear Effective Theory (SCET) has been formulated since a decade now
in covariant gauges. In this work we derive a modified SCET Lagrangian
applicable in both classes of gauges: regular and singular ones. This extends
the range of applicability of SCET. The new Lagrangian must be used to obtain
factorization... | [
{
"created": "Mon, 4 Apr 2011 20:35:06 GMT",
"version": "v1"
}
] | 2011-08-08 | [
[
"Garcia-Echevarria",
"Miguel",
""
],
[
"Idilbi",
"Ahmad",
""
],
[
"Scimemi",
"Ignazio",
""
]
] | Soft-Collinear Effective Theory (SCET) has been formulated since a decade now in covariant gauges. In this work we derive a modified SCET Lagrangian applicable in both classes of gauges: regular and singular ones. This extends the range of applicability of SCET. The new Lagrangian must be used to obtain factorization t... |
1802.09434 | Catarina Cosme | Catarina Cosme, Jo\~ao G. Rosa, O. Bertolami | Scale-invariant scalar field dark matter through the Higgs portal | Version to match the one published in Journal of High Energy Physics | null | 10.1007/JHEP05(2018)129 | null | hep-ph astro-ph.CO gr-qc hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss the dynamics and phenomenology of an oscillating scalar field
coupled to the Higgs boson that accounts for the dark matter in the Universe.
The model assumes an underlying scale invariance such that the scalar field
only acquires mass after the electroweak phase transition, behaving as dark
radiation befor... | [
{
"created": "Mon, 26 Feb 2018 16:23:10 GMT",
"version": "v1"
},
{
"created": "Thu, 24 May 2018 13:53:10 GMT",
"version": "v2"
}
] | 2018-05-25 | [
[
"Cosme",
"Catarina",
""
],
[
"Rosa",
"João G.",
""
],
[
"Bertolami",
"O.",
""
]
] | We discuss the dynamics and phenomenology of an oscillating scalar field coupled to the Higgs boson that accounts for the dark matter in the Universe. The model assumes an underlying scale invariance such that the scalar field only acquires mass after the electroweak phase transition, behaving as dark radiation before ... |
1212.6821 | Theodore A. Jacobson | Ted Jacobson | Black holes and Hawking radiation in spacetime and its analogues | 31 pages, 9 figures; to appear in the proceedings of the IX SIGRAV
School on 'Analogue Gravity', Como (Italy), May 2011, eds. D. Faccio et. al.
(Springer) | null | 10.1007/978-3-319-00266-8_1 | null | gr-qc cond-mat.quant-gas hep-th physics.flu-dyn | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | These notes introduce the fundamentals of black hole geometry, the thermality
of the vacuum, and the Hawking effect, in spacetime and its analogues.
Stimulated emission of Hawking radiation, the trans-Planckian question, short
wavelength dispersion, and white hole radiation in the setting of analogue
models are also ... | [
{
"created": "Mon, 31 Dec 2012 05:12:38 GMT",
"version": "v1"
}
] | 2015-06-12 | [
[
"Jacobson",
"Ted",
""
]
] | These notes introduce the fundamentals of black hole geometry, the thermality of the vacuum, and the Hawking effect, in spacetime and its analogues. Stimulated emission of Hawking radiation, the trans-Planckian question, short wavelength dispersion, and white hole radiation in the setting of analogue models are also di... |
gr-qc/0301026 | Iver. H. Brevik | Iver Brevik | Viscous Cosmology and the Cardy-Verlinde Formula | 10 pages, no figures. Contribution to the Proceedings of the Second
Londrina Winter School "Mathematical Methods in Physics", August 25-30, 2002,
Londrina-Parana, Brazil | Int.J.Mod.Phys.A18:2145-2152,2003 | 10.1142/S0217751X03015593 | null | gr-qc | null | The holographic principle in a radiation dominated universe is extended to
incorporate the case of a bulk-viscous cosmic fluid. This corresponds to a
nonconformally invariant theory. Generalization of the Cardy-Verlinde entropy
formula to the viscous case appears to be possible from a formal point of view,
although w... | [
{
"created": "Wed, 8 Jan 2003 12:35:52 GMT",
"version": "v1"
}
] | 2009-01-14 | [
[
"Brevik",
"Iver",
""
]
] | The holographic principle in a radiation dominated universe is extended to incorporate the case of a bulk-viscous cosmic fluid. This corresponds to a nonconformally invariant theory. Generalization of the Cardy-Verlinde entropy formula to the viscous case appears to be possible from a formal point of view, although we ... |
1905.06011 | Nathan Johnson-McDaniel | Tim Dietrich, Anuradha Samajdar, Sebastian Khan, Nathan K.
Johnson-McDaniel, Reetika Dudi, Wolfgang Tichy | Improving the NRTidal model for binary neutron star systems | Accepted manuscript | Phys. Rev. D 100, 044003 (2019) | 10.1103/PhysRevD.100.044003 | null | gr-qc astro-ph.HE | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Accurate and fast gravitational waveform (GW) models are essential to extract
information about the properties of compact binary systems that generate GWs.
Building on previous work, we present an extension of the NRTidal model for
binary neutron star (BNS) waveforms. The upgrades are: (i) a new closed-form
expressio... | [
{
"created": "Wed, 15 May 2019 08:05:10 GMT",
"version": "v1"
},
{
"created": "Fri, 19 Jul 2019 10:05:00 GMT",
"version": "v2"
}
] | 2019-08-07 | [
[
"Dietrich",
"Tim",
""
],
[
"Samajdar",
"Anuradha",
""
],
[
"Khan",
"Sebastian",
""
],
[
"Johnson-McDaniel",
"Nathan K.",
""
],
[
"Dudi",
"Reetika",
""
],
[
"Tichy",
"Wolfgang",
""
]
] | Accurate and fast gravitational waveform (GW) models are essential to extract information about the properties of compact binary systems that generate GWs. Building on previous work, we present an extension of the NRTidal model for binary neutron star (BNS) waveforms. The upgrades are: (i) a new closed-form expression ... |
0810.5670 | Andrej El | Andrej El, Zhe Xu, Carsten Greiner | Review of the "Bottom-Up" scenario | Quark Matter 2008 Proceedings | J.Phys.G35:104072, 2008 | 10.1088/0954-3899/35/10/104072 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Thermalization of a longitudinally expanding color glass condensate with
Bjorken boost invariant geometry is investigated within parton cascade BAMPS.
Our main focus lies on the detailed comparison of thermalization, observed in
BAMPS with that suggested in the Bottom-Up scenario. We demonstrate that the
tremendous p... | [
{
"created": "Fri, 31 Oct 2008 12:09:44 GMT",
"version": "v1"
},
{
"created": "Mon, 3 Nov 2008 13:04:13 GMT",
"version": "v2"
}
] | 2015-05-13 | [
[
"El",
"Andrej",
""
],
[
"Xu",
"Zhe",
""
],
[
"Greiner",
"Carsten",
""
]
] | Thermalization of a longitudinally expanding color glass condensate with Bjorken boost invariant geometry is investigated within parton cascade BAMPS. Our main focus lies on the detailed comparison of thermalization, observed in BAMPS with that suggested in the Bottom-Up scenario. We demonstrate that the tremendous pro... |
1010.0912 | Alberto Tonero | M. Fabbrichesi, R. Percacci, A. Tonero and O. Zanusso | Asymptotic safety and the gauged SU(N) nonlinear sigma-model | REVTeX4, 11 pages, no figures, v2. Revised version accepted for
publication in PRD where comments on large N have been removed | Phys.Rev.D83:025016,2011 | 10.1103/PhysRevD.83.025016 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the beta functions of the leading, two-derivative terms of the
left-gauged SU(N) nonlinear sigma-model in d dimensions. In d>2, we find the
usual Gaussian ultraviolet fixed point for the gauge coupling and an attractive
non-Gaussian fixed point for the Goldstone boson coupling. The position of the
latter fix... | [
{
"created": "Tue, 5 Oct 2010 15:08:45 GMT",
"version": "v1"
},
{
"created": "Wed, 18 May 2011 12:51:36 GMT",
"version": "v2"
}
] | 2011-05-19 | [
[
"Fabbrichesi",
"M.",
""
],
[
"Percacci",
"R.",
""
],
[
"Tonero",
"A.",
""
],
[
"Zanusso",
"O.",
""
]
] | We study the beta functions of the leading, two-derivative terms of the left-gauged SU(N) nonlinear sigma-model in d dimensions. In d>2, we find the usual Gaussian ultraviolet fixed point for the gauge coupling and an attractive non-Gaussian fixed point for the Goldstone boson coupling. The position of the latter fixed... |
hep-ph/9506325 | Nikolaos Ganoulis | G. Lazarides, C. Panagiotakopoulos | Smooth Hybrid Inflation | 15 pages, latex, to appear in Phys. Rev. D (Rapid Com.) | Phys.Rev.D52:R559-563,1995; Phys.Rev.D52:559,1995 | 10.1103/PhysRevD.52.R559 | UT-STPD-1-95 | hep-ph | null | We propose a variant of hybrid inflation which is applicable in a wide class
of supersymmetric grand unified models. The observed temperature perturbations
of cosmic background radiation can be reproduced with natural values of the
parameters of the theory and a grand unification scale which is consistent with
the un... | [
{
"created": "Wed, 14 Jun 1995 10:40:21 GMT",
"version": "v1"
}
] | 2019-08-15 | [
[
"Lazarides",
"G.",
""
],
[
"Panagiotakopoulos",
"C.",
""
]
] | We propose a variant of hybrid inflation which is applicable in a wide class of supersymmetric grand unified models. The observed temperature perturbations of cosmic background radiation can be reproduced with natural values of the parameters of the theory and a grand unification scale which is consistent with the unif... |
1908.01185 | Ho-Meoyng Choi | Ho-Meoyng Choi, T. Frederico, Chueng-Ryong Ji, and J. P. B. C. de Melo | Pion off-shell electromagnetic form factors: data extraction and model
analysis | typo corrected; revision for the discussion in Sec. III.; 11pages, 10
figures; version to appear in Physical Review D | Phys. Rev. D 100, 116020 (2019) | 10.1103/PhysRevD.100.116020 | APCTP Pre2019-019, LFTC-19-9/47 | hep-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the pion electromagnetic half off-shell form factors, which
parametrize the matrix element of the charged pion electromagnetic current with
one leg off-mass-shell and the other leg on-mass-shell, using an exactly
solvable manifestly covariant model of a $(3+1)$ dimensional fermion field
theory. The mod... | [
{
"created": "Sat, 3 Aug 2019 14:50:32 GMT",
"version": "v1"
},
{
"created": "Tue, 6 Aug 2019 23:53:08 GMT",
"version": "v2"
},
{
"created": "Sat, 23 Nov 2019 12:55:45 GMT",
"version": "v3"
},
{
"created": "Mon, 23 Dec 2019 08:24:09 GMT",
"version": "v4"
}
] | 2020-01-01 | [
[
"Choi",
"Ho-Meoyng",
""
],
[
"Frederico",
"T.",
""
],
[
"Ji",
"Chueng-Ryong",
""
],
[
"de Melo",
"J. P. B. C.",
""
]
] | We investigate the pion electromagnetic half off-shell form factors, which parametrize the matrix element of the charged pion electromagnetic current with one leg off-mass-shell and the other leg on-mass-shell, using an exactly solvable manifestly covariant model of a $(3+1)$ dimensional fermion field theory. The model... |
1106.5117 | Andrew Fowlie Dr. | Andrew Fowlie, Malgorzata Kazana and Leszek Roszkowski | Reconstructing CMSSM parameters at the LHC with $\sqrt{s}=14$ TeV via
the golden decay channel | 26 pages, 10 figures | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We identify a benchmark point in the CMSSM's heavy stau-coannihilation
region, which is favored by experiments, and demonstrate that it could be
accessible to the LHC at $\sqrt{s}=14$ TeV with 300/fb of integrated luminosity
via a golden decay measurement. With Monte-Carlo, we simulate sparticle
production and subseq... | [
{
"created": "Sat, 25 Jun 2011 09:32:02 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Dec 2014 22:34:19 GMT",
"version": "v2"
}
] | 2014-12-19 | [
[
"Fowlie",
"Andrew",
""
],
[
"Kazana",
"Malgorzata",
""
],
[
"Roszkowski",
"Leszek",
""
]
] | We identify a benchmark point in the CMSSM's heavy stau-coannihilation region, which is favored by experiments, and demonstrate that it could be accessible to the LHC at $\sqrt{s}=14$ TeV with 300/fb of integrated luminosity via a golden decay measurement. With Monte-Carlo, we simulate sparticle production and subseque... |
0908.0469 | Charles Gale | Charles Gale | Photon Production and Photon-Hadron Correlations in Relativistic Heavy
Ion Collisions | 4 pages, 2 figures, Talk given at the Tenth Conference on the
Intersections of Particle and Nuclear Physics (CIPANP 2009), San Diego, CA,
26 May to 31 May, 2009 | AIP Conf.Proc.1182:771-774,2009 | 10.1063/1.3293922 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We calculate the production of real photons in relativistic nuclear
collisions at RHIC, consistently with the quenching of fast partons. We go
beyond one-body observables, and evaluate photon-triggered fragmentation
functions, in the kinematical window corresponding to that of experimental
measurements.
| [
{
"created": "Tue, 4 Aug 2009 15:18:48 GMT",
"version": "v1"
}
] | 2010-01-15 | [
[
"Gale",
"Charles",
""
]
] | We calculate the production of real photons in relativistic nuclear collisions at RHIC, consistently with the quenching of fast partons. We go beyond one-body observables, and evaluate photon-triggered fragmentation functions, in the kinematical window corresponding to that of experimental measurements. |
2305.05682 | Jong-Hyun Yoon | Oleg Lebedev, Yann Mambrini, Jong-Hyun Yoon | On unitarity in singlet inflation with a non-minimal coupling to gravity | 16 pages, 7 figures | null | 10.1088/1475-7516/2023/08/009 | null | hep-ph astro-ph.CO | http://creativecommons.org/licenses/by/4.0/ | We study inflationary models based on a non-minimal coupling of a singlet
scalar to gravity, focussing on the preheating dynamics and the unitarity
issues in this regime. If the scalar does not have significant couplings to
other fields, particle production after inflation is far less efficient than
that in Higgs inf... | [
{
"created": "Tue, 9 May 2023 18:00:00 GMT",
"version": "v1"
},
{
"created": "Mon, 3 Jul 2023 11:17:28 GMT",
"version": "v2"
}
] | 2023-08-16 | [
[
"Lebedev",
"Oleg",
""
],
[
"Mambrini",
"Yann",
""
],
[
"Yoon",
"Jong-Hyun",
""
]
] | We study inflationary models based on a non-minimal coupling of a singlet scalar to gravity, focussing on the preheating dynamics and the unitarity issues in this regime. If the scalar does not have significant couplings to other fields, particle production after inflation is far less efficient than that in Higgs infla... |
1906.06644 | Hamed Pejhan | Hamed Pejhan, Mohammad Enayati, Jean-Pierre Gazeau, and Anzhong Wang | Gupta-Bleuler quantization for linearized gravity in de Sitter spacetime | 19 pages, no figure, version accepted for publication in Physical
Review D | Phys. Rev. D 100, 066012 (2019) | 10.1103/PhysRevD.100.066012 | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In a recent Letter, we have pointed out that the linearized Einstein gravity
in de Sitter (dS) spacetime besides the spacetime symmetries generated by the
Killing vectors and the evident gauge symmetry also possesses a hitherto
`hidden' local (gauge-like) symmetry which becomes anomalous on the quantum
level. This ga... | [
{
"created": "Sun, 16 Jun 2019 04:00:39 GMT",
"version": "v1"
},
{
"created": "Tue, 20 Aug 2019 01:29:19 GMT",
"version": "v2"
}
] | 2019-09-12 | [
[
"Pejhan",
"Hamed",
""
],
[
"Enayati",
"Mohammad",
""
],
[
"Gazeau",
"Jean-Pierre",
""
],
[
"Wang",
"Anzhong",
""
]
] | In a recent Letter, we have pointed out that the linearized Einstein gravity in de Sitter (dS) spacetime besides the spacetime symmetries generated by the Killing vectors and the evident gauge symmetry also possesses a hitherto `hidden' local (gauge-like) symmetry which becomes anomalous on the quantum level. This gaug... |
2305.01964 | Jo\~ao Pedro Pino Gon\c{c}alves | Cesar Bonilla and A. E. C\'arcamo Hern\'andez and Jo\~ao Gon\c{c}alves
and Vishnudath K. N. and Ant\'onio P. Morais and Roman Pasechnik | Gravitational waves from a scotogenic two-loop neutrino mass model | 24 pages; 7 figures; 2 tables. v2: Additional references; v3: Missing
interactions added. Extended dark matter analysis and additional discussion
added; v4: Extended discussion and additional clarifications. Matches version
to be published in PRD; v5: Final version. Miscellaneous changes (affliations
and fundin... | null | null | CERN-TH-2023-071 | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We propose a framework to account for neutrino masses at the two-loop level.
This mechanism introduces new scalars and Majorana fermions to the Standard
Model. It is assumed the existence of a global $\mathrm{U(1)\times
\mathcal{Z}_2}$ symmetry which after partial breaking provides the stability of
the dark matter ca... | [
{
"created": "Wed, 3 May 2023 08:24:57 GMT",
"version": "v1"
},
{
"created": "Fri, 19 May 2023 09:24:55 GMT",
"version": "v2"
},
{
"created": "Fri, 13 Oct 2023 12:14:10 GMT",
"version": "v3"
},
{
"created": "Mon, 15 Apr 2024 08:08:46 GMT",
"version": "v4"
},
{
"cr... | 2024-05-08 | [
[
"Bonilla",
"Cesar",
""
],
[
"Hernández",
"A. E. Cárcamo",
""
],
[
"Gonçalves",
"João",
""
],
[
"N.",
"Vishnudath K.",
""
],
[
"Morais",
"António P.",
""
],
[
"Pasechnik",
"Roman",
""
]
] | We propose a framework to account for neutrino masses at the two-loop level. This mechanism introduces new scalars and Majorana fermions to the Standard Model. It is assumed the existence of a global $\mathrm{U(1)\times \mathcal{Z}_2}$ symmetry which after partial breaking provides the stability of the dark matter cand... |
hep-ph/9509275 | Sasha | Alexander Kusenko (University of Pennsylvania) | Supersymmetry in the false vacuum | 9 pages, latex, epsf, one figure appended (uuencoded postscript),
complete postscript file is available at
ftp://dept.physics.upenn.edu/pub/Kusenko/UPR679T.ps | Phys.Lett. B377 (1996) 245-249 | 10.1016/0370-2693(96)00405-4 | UPR-679-T, NSF-ITP-95-109 | hep-ph | null | A metastable state, or a false vacuum, is not an eigenstate of the
Hamiltonian in quantum field theory. Its energy density has a non-zero
imaginary part equal to its decay width. Therefore, supersymmetry cannot be
exact in the false vacuum. We calculate the size of this effect using the path
integral approach.
| [
{
"created": "Tue, 12 Sep 1995 01:19:33 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Kusenko",
"Alexander",
"",
"University of Pennsylvania"
]
] | A metastable state, or a false vacuum, is not an eigenstate of the Hamiltonian in quantum field theory. Its energy density has a non-zero imaginary part equal to its decay width. Therefore, supersymmetry cannot be exact in the false vacuum. We calculate the size of this effect using the path integral approach. |
0907.2570 | Yuta Yamada | Yuta Yamada and Hisa-aki Shinkai | Black Objects and Hoop Conjecture in Five-dimensional Space-time | 20 pages, 10 figures Added a couple of comments and references,
corrected grammatical errors. To be published in Class. Quant. Grav. (2010) | null | 10.1088/0264-9381/27/4/045012 | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We numerically investigated the sequences of initial data of thin spindle and
thin ring in five-dimensional space-time in the context of the cosmic
censorship conjecture. We modeled the matter in non-rotating homogeneous
spheroidal or toroidal configurations under the momentarily static assumption,
solved the Hamilto... | [
{
"created": "Wed, 15 Jul 2009 12:32:26 GMT",
"version": "v1"
},
{
"created": "Thu, 14 Jan 2010 05:28:58 GMT",
"version": "v2"
}
] | 2015-05-13 | [
[
"Yamada",
"Yuta",
""
],
[
"Shinkai",
"Hisa-aki",
""
]
] | We numerically investigated the sequences of initial data of thin spindle and thin ring in five-dimensional space-time in the context of the cosmic censorship conjecture. We modeled the matter in non-rotating homogeneous spheroidal or toroidal configurations under the momentarily static assumption, solved the Hamiltoni... |
hep-ph/0005116 | Stephen P. Martin | Stephen P. Martin | Collider signals from slow decays in supersymmetric models with an
intermediate-scale solution to the mu problem | 24 pages, LaTeX, 4 figures | Phys.Rev. D62 (2000) 095008 | 10.1103/PhysRevD.62.095008 | null | hep-ph hep-ex | null | The problem of the origin of the mu parameter in the Minimal Supersymmetric
Standard Model can be solved by introducing singlet supermultiplets with
non-renormalizable couplings to the ordinary Higgs supermultiplets. The
Peccei-Quinn symmetry is broken at a scale which is the geometric mean between
the weak scale and... | [
{
"created": "Fri, 12 May 2000 00:21:35 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Martin",
"Stephen P.",
""
]
] | The problem of the origin of the mu parameter in the Minimal Supersymmetric Standard Model can be solved by introducing singlet supermultiplets with non-renormalizable couplings to the ordinary Higgs supermultiplets. The Peccei-Quinn symmetry is broken at a scale which is the geometric mean between the weak scale and t... |
1711.02971 | Timo K\"arkk\"ainen | Katri Huitu, Timo J. K\"arkk\"ainen, Jukka Maalampi and Sampsa Vihonen | The effects of triplet Higgs bosons in long baseline neutrino
experiments | 19 pages, 5 figures | Phys. Rev. D 97, 095037 (2018) | 10.1103/PhysRevD.97.095037 | HIP-2017-29/TH | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The triplet scalars $(\Delta=\Delta^{++},\Delta^{+},\Delta^{0})$, utilized in
the so-called Type-II seesaw model to explain the lightness of neutrinos, would
generate nonstandard interactions (NSI) for neutrino propagating in matter. We
investigate the prospects to probe these interactions in long baseline neutrino
o... | [
{
"created": "Wed, 8 Nov 2017 14:39:02 GMT",
"version": "v1"
},
{
"created": "Wed, 22 Nov 2017 21:02:52 GMT",
"version": "v2"
}
] | 2018-06-06 | [
[
"Huitu",
"Katri",
""
],
[
"Kärkkäinen",
"Timo J.",
""
],
[
"Maalampi",
"Jukka",
""
],
[
"Vihonen",
"Sampsa",
""
]
] | The triplet scalars $(\Delta=\Delta^{++},\Delta^{+},\Delta^{0})$, utilized in the so-called Type-II seesaw model to explain the lightness of neutrinos, would generate nonstandard interactions (NSI) for neutrino propagating in matter. We investigate the prospects to probe these interactions in long baseline neutrino osc... |
2210.12404 | Agnivo Sarkar | Manimala Mitra, Sanjoy Mandal, Rojalin Padhan, Agnivo Sarkar, Michael
Spannowsky | Re-examining $N_{R}$-EFT Upto Dimension Six | null | Phys.Rev.D 106 (2022) 11, 113008 | 10.1103/PhysRevD.106.113008 | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | The gauge singlet right-handed neutrinos (RHNs) are essential fields in
several neutrino mass models that explain the observed eV scale neutrino mass.
We assume RHN field to be present in the vicinity of the electroweak scale and
all the other possible beyond the standard model (BSM) fields arise at high
energy scale... | [
{
"created": "Sat, 22 Oct 2022 10:11:54 GMT",
"version": "v1"
},
{
"created": "Sat, 29 Oct 2022 15:00:58 GMT",
"version": "v2"
}
] | 2023-01-06 | [
[
"Mitra",
"Manimala",
""
],
[
"Mandal",
"Sanjoy",
""
],
[
"Padhan",
"Rojalin",
""
],
[
"Sarkar",
"Agnivo",
""
],
[
"Spannowsky",
"Michael",
""
]
] | The gauge singlet right-handed neutrinos (RHNs) are essential fields in several neutrino mass models that explain the observed eV scale neutrino mass. We assume RHN field to be present in the vicinity of the electroweak scale and all the other possible beyond the standard model (BSM) fields arise at high energy scale $... |
2304.08659 | Alfredo D. Millano | Alfredo D. Millano (Catolica del Norte U.), Genly Leon (Catolica del
Norte U. and DUT, Durban), Andronikos Paliathanasis (Catolica del Norte U.
and DUT, Durban) | Global dynamics in Einstein-Gauss-Bonnet scalar field cosmology with
matter | 33 pages, 11 compound figures | null | 10.1103/PhysRevD.108.023519 | null | gr-qc hep-th math-ph math.MP | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study the dynamics of the field equations in a four-dimensional isotropic
and homogeneous spatially flat Friedmann--Lema\^{\i}tre--Robertson--Walker
geometry in the context of Einstein-Gauss-Bonnet theory with a matter source
and a scalar field coupled to the Gauss-Bonnet scalar. In this theory, the
Gauss-Bonnet t... | [
{
"created": "Mon, 17 Apr 2023 23:20:03 GMT",
"version": "v1"
}
] | 2023-08-02 | [
[
"Millano",
"Alfredo D.",
"",
"Catolica del Norte U."
],
[
"Leon",
"Genly",
"",
"Catolica del\n Norte U. and DUT, Durban"
],
[
"Paliathanasis",
"Andronikos",
"",
"Catolica del Norte U.\n and DUT, Durban"
]
] | We study the dynamics of the field equations in a four-dimensional isotropic and homogeneous spatially flat Friedmann--Lema\^{\i}tre--Robertson--Walker geometry in the context of Einstein-Gauss-Bonnet theory with a matter source and a scalar field coupled to the Gauss-Bonnet scalar. In this theory, the Gauss-Bonnet ter... |
2206.05110 | Simran Arora | Simran Arora, P.K. Sahoo | Crossing phantom divide in $f(Q)$ gravity | Annalen der Physik accepted version | Annalen der Physik, 534 (2022) 2200233 | 10.1002/andp.202200233 | null | gr-qc hep-th | http://creativecommons.org/licenses/by/4.0/ | We investigate the possibility of crossing a phantom divide line in the
extension of symmetric teleparallel gravity or the $f(Q)$ gravity, where $Q$ is
the non-metricity. We study the cosmic evolution of the effective equation of
state parameter for dark energy considering exponential, logarithmic, and
combined $f(Q)... | [
{
"created": "Wed, 8 Jun 2022 16:05:36 GMT",
"version": "v1"
}
] | 2022-08-10 | [
[
"Arora",
"Simran",
""
],
[
"Sahoo",
"P. K.",
""
]
] | We investigate the possibility of crossing a phantom divide line in the extension of symmetric teleparallel gravity or the $f(Q)$ gravity, where $Q$ is the non-metricity. We study the cosmic evolution of the effective equation of state parameter for dark energy considering exponential, logarithmic, and combined $f(Q)$ ... |
1708.09293 | Gregory Horndeski | Gregory W. Horndeski | Conformally Invariant Vector-Tensor Field Theories Consistent with
Conservation of Charge in a Four-Dimensional Space | 41 pages. In this paper I correct various typos, grammatical errors
and mental lapses, that appeared in an earlier version | null | null | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper I shall construct, in a four-dimensional space, all
vector-tensor field theories that are conformally invariant, consistent with
conservation of charge, and flat space compatible. By the last assumption I
mean that the Lagrangian of the theory in question, is well defined and
differentiable, when evalua... | [
{
"created": "Tue, 29 Aug 2017 03:38:27 GMT",
"version": "v1"
},
{
"created": "Sun, 5 Nov 2017 02:34:30 GMT",
"version": "v2"
}
] | 2017-11-07 | [
[
"Horndeski",
"Gregory W.",
""
]
] | In this paper I shall construct, in a four-dimensional space, all vector-tensor field theories that are conformally invariant, consistent with conservation of charge, and flat space compatible. By the last assumption I mean that the Lagrangian of the theory in question, is well defined and differentiable, when evaluate... |
hep-ph/9603353 | null | E. Keith and Ernest Ma | Efficacious Extra U(1) Factor for the Supersymmetric Standard Model | 17 pages, LaTex, 4 figures available upon request from
evan@citrus.ucr.edu | Phys.Rev. D54 (1996) 3587-3593 | 10.1103/PhysRevD.54.3587 | UCRHEP-T158 | hep-ph | null | The totality of neutrino-oscillation phenomena appears to require the
existence of a light singlet neutrino. As pointed out recently, this can be
naturally accommodated with a specific extra U(1) factor contained in the
superstring-inspired E$_6$ model and its implied particle spectrum. We analyze
this model for othe... | [
{
"created": "Tue, 19 Mar 1996 23:45:23 GMT",
"version": "v1"
}
] | 2009-10-28 | [
[
"Keith",
"E.",
""
],
[
"Ma",
"Ernest",
""
]
] | The totality of neutrino-oscillation phenomena appears to require the existence of a light singlet neutrino. As pointed out recently, this can be naturally accommodated with a specific extra U(1) factor contained in the superstring-inspired E$_6$ model and its implied particle spectrum. We analyze this model for other ... |
1407.8321 | Karim Benakli | Karim Benakli, Luc Darm\'e and Yaron Oz | The Slow Gravitino | 24 pages | null | 10.1007/JHEP10(2014)121 | null | hep-ph hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | When the supersymmetry breaking sector is a fluid background, Lorentz
invariance is broken spontaneously. The super-Higgs mechanism leads to a
gravitino Lagrangian with Lorentz symmetry violating terms. We analyse the
resulting field equations and constraints. We identify the physical spin 3/2
and spin 1/2 helicity s... | [
{
"created": "Thu, 31 Jul 2014 09:01:37 GMT",
"version": "v1"
}
] | 2015-06-22 | [
[
"Benakli",
"Karim",
""
],
[
"Darmé",
"Luc",
""
],
[
"Oz",
"Yaron",
""
]
] | When the supersymmetry breaking sector is a fluid background, Lorentz invariance is broken spontaneously. The super-Higgs mechanism leads to a gravitino Lagrangian with Lorentz symmetry violating terms. We analyse the resulting field equations and constraints. We identify the physical spin 3/2 and spin 1/2 helicity sta... |
hep-ph/0611389 | Alessandro Strumia | Sacha Davidson, Gino Isidori, Alessandro Strumia | The smallest neutrino mass | 6 pages. v2: final version to appear on PLB; important reference
added | Phys.Lett.B646:100-104,2007 | 10.1016/j.physletb.2007.01.015 | IFUP-TH/06-23 | hep-ph | null | We consider models where one Majorana neutrino is massless at tree level
(like the see saw with two right-handed neutrinos), and compute the
contribution to its mass m generated by two-loop quantum corrections. The
result is m \sim 10^{-13}eV in the SM and m \sim 10^{-10} eV (tanBeta/10)^4 in
the MSSM, compatible wit... | [
{
"created": "Thu, 30 Nov 2006 17:29:32 GMT",
"version": "v1"
},
{
"created": "Wed, 17 Jan 2007 07:53:06 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Davidson",
"Sacha",
""
],
[
"Isidori",
"Gino",
""
],
[
"Strumia",
"Alessandro",
""
]
] | We consider models where one Majorana neutrino is massless at tree level (like the see saw with two right-handed neutrinos), and compute the contribution to its mass m generated by two-loop quantum corrections. The result is m \sim 10^{-13}eV in the SM and m \sim 10^{-10} eV (tanBeta/10)^4 in the MSSM, compatible with ... |
gr-qc/0505156 | Geoffrey Lovelace | Hua Fang and Geoffrey Lovelace | Tidal coupling of a Schwarzschild black hole and circularly orbiting
moon | 14 pages, 0 figures, submitted to Phys. Rev. D | Phys.Rev. D72 (2005) 124016 | 10.1103/PhysRevD.72.124016 | null | gr-qc | null | We describe the possibility of using LISA's gravitational-wave observations
to study, with high precision, the response of a massive central body to the
tidal gravitational pull of an orbiting, compact, small-mass object. Motivated
by this application, we use first-order perturbation theory to study tidal
coupling fo... | [
{
"created": "Tue, 31 May 2005 18:58:16 GMT",
"version": "v1"
},
{
"created": "Wed, 1 Jun 2005 00:39:27 GMT",
"version": "v2"
},
{
"created": "Sun, 13 Nov 2005 21:52:51 GMT",
"version": "v3"
}
] | 2009-11-11 | [
[
"Fang",
"Hua",
""
],
[
"Lovelace",
"Geoffrey",
""
]
] | We describe the possibility of using LISA's gravitational-wave observations to study, with high precision, the response of a massive central body to the tidal gravitational pull of an orbiting, compact, small-mass object. Motivated by this application, we use first-order perturbation theory to study tidal coupling for ... |
gr-qc/9806078 | Jong Hyuk Yoon | Jong Hyuk Yoon | Quasi-Local Energy Conservation Law Derived From The Einstein's
Equations | 10 pages, 1 figure, RevTex | null | null | null | gr-qc | null | The quasi-local energy conservation law is derived from the vacuum Einstein's
equations on the timelike boundary surface in the canonical (2,2)-formalism of
general relativity. The quasi-local energy and energy flux integral agree with
the standard results in the asymptotically flat limit and in spherically
symmetric... | [
{
"created": "Fri, 19 Jun 1998 08:42:14 GMT",
"version": "v1"
}
] | 2016-08-31 | [
[
"Yoon",
"Jong Hyuk",
""
]
] | The quasi-local energy conservation law is derived from the vacuum Einstein's equations on the timelike boundary surface in the canonical (2,2)-formalism of general relativity. The quasi-local energy and energy flux integral agree with the standard results in the asymptotically flat limit and in spherically symmetric s... |
1610.09840 | Ran Ding | Bin Zhu, Ran Ding, Tianjun Li | Higgs Mass and Muon $g-2$ Anomaly in MSSM with Gauge-Gravity hybrid
Mediation | 19 pages, add discussions and figures about the model | Phys. Rev. D 96, 035029 (2017) | 10.1103/PhysRevD.96.035029 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In general, we can propose the hybrid supersymmetry breakings and hybrid
mediations in the Supersymmetric Standard Models (SSMs). In this paper, we
study the hybrid mediation for supersymmetry (SUSY) breaking. In particular, we
study how to keep the good properties of gravity mediation, gauge mediation,
and anomaly m... | [
{
"created": "Mon, 31 Oct 2016 09:32:37 GMT",
"version": "v1"
},
{
"created": "Wed, 18 Jan 2017 15:53:10 GMT",
"version": "v2"
},
{
"created": "Sun, 23 Apr 2017 14:39:22 GMT",
"version": "v3"
}
] | 2017-09-06 | [
[
"Zhu",
"Bin",
""
],
[
"Ding",
"Ran",
""
],
[
"Li",
"Tianjun",
""
]
] | In general, we can propose the hybrid supersymmetry breakings and hybrid mediations in the Supersymmetric Standard Models (SSMs). In this paper, we study the hybrid mediation for supersymmetry (SUSY) breaking. In particular, we study how to keep the good properties of gravity mediation, gauge mediation, and anomaly med... |
1110.3733 | Dr. Rukmani Mohanta | R. Mohanta, A.K. Giri | Study of some rare decays of B_s meson in the fourth generation model | 21 pages, 5 figures, version to appear in Phys. Rev. D | null | 10.1103/PhysRevD.85.014008 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We study some rare decays of $B_s$ meson governed by the quark level
transitions $ b \to s$, in the fourth generation model popularly known as SM4.
Recently it has been shown that SM4, which is a simple extension of the SM3,
can successfully explain several anomalies observed in the CP violation
parameters of $B$ and... | [
{
"created": "Mon, 17 Oct 2011 17:10:44 GMT",
"version": "v1"
},
{
"created": "Sat, 10 Dec 2011 14:09:48 GMT",
"version": "v2"
}
] | 2013-05-30 | [
[
"Mohanta",
"R.",
""
],
[
"Giri",
"A. K.",
""
]
] | We study some rare decays of $B_s$ meson governed by the quark level transitions $ b \to s$, in the fourth generation model popularly known as SM4. Recently it has been shown that SM4, which is a simple extension of the SM3, can successfully explain several anomalies observed in the CP violation parameters of $B$ and $... |
2311.15978 | Marta Colleoni | Marta Colleoni, Felip A. Ramis Vidal, Nathan K. Johnson-McDaniel, Tim
Dietrich, Maria Haney, Geraint Pratten | IMRPhenomXP_NRTidalv2: An improved frequency-domain precessing binary
neutron star waveform model | 19 pages, 16 figures | null | null | null | gr-qc astro-ph.HE astro-ph.IM | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present two new frequency-domain gravitational waveform models for the
analysis of signals emitted by binary neutron star coalescences:
IMRPhenomXAS_NRTidalv2 and IMRPhenomXP_NRTidalv2. Both models are available
through the public algorithm library LALSuite and represent the first
extensions of IMRPhenomX models i... | [
{
"created": "Mon, 27 Nov 2023 16:24:24 GMT",
"version": "v1"
}
] | 2023-11-28 | [
[
"Colleoni",
"Marta",
""
],
[
"Vidal",
"Felip A. Ramis",
""
],
[
"Johnson-McDaniel",
"Nathan K.",
""
],
[
"Dietrich",
"Tim",
""
],
[
"Haney",
"Maria",
""
],
[
"Pratten",
"Geraint",
""
]
] | We present two new frequency-domain gravitational waveform models for the analysis of signals emitted by binary neutron star coalescences: IMRPhenomXAS_NRTidalv2 and IMRPhenomXP_NRTidalv2. Both models are available through the public algorithm library LALSuite and represent the first extensions of IMRPhenomX models inc... |
1911.05130 | Andrea Giusti | Andrea Giusti, Valerio Faraoni | Turnaround physics beyond spherical symmetry | 15 pages, no figures, updated to match the published version | Phys. Rev. D 103, 044049 (2021) | 10.1103/PhysRevD.103.044049 | null | gr-qc astro-ph.CO | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The concept of turnaround surface in an accelerating universe is generalized
to arbitrarily large deviations from spherical symmetry, to close the gap
between the idealized theoretical literature and the real world observed by
astronomers. As an analytical application, the characterization of turnaround
surface is ap... | [
{
"created": "Tue, 12 Nov 2019 20:32:30 GMT",
"version": "v1"
},
{
"created": "Wed, 24 Feb 2021 16:04:43 GMT",
"version": "v2"
}
] | 2021-03-03 | [
[
"Giusti",
"Andrea",
""
],
[
"Faraoni",
"Valerio",
""
]
] | The concept of turnaround surface in an accelerating universe is generalized to arbitrarily large deviations from spherical symmetry, to close the gap between the idealized theoretical literature and the real world observed by astronomers. As an analytical application, the characterization of turnaround surface is appl... |
1703.04030 | Bilgehan Baris Oner | Yigit Can Acar, Umit Kaya, Bilgehan Baris Oner | Resonant Production of Color Octet Muons at the Future Circular Collider
Based Muon-Proton Colliders | 12 pages, 10 figures, 4 tables. To be published in Chinese Physics C | null | 10.1088/1674-1137/42/8/083108 | null | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the resonant production of color octet muons in order to
explore the discovery potential of the FCC-based \mu p colliders. It is shown
that search potential of \mu p colliders essentially surpass potential of the
LHC and would exceed that of FCC pp collider.
| [
{
"created": "Sat, 11 Mar 2017 20:33:58 GMT",
"version": "v1"
},
{
"created": "Fri, 17 Mar 2017 18:42:35 GMT",
"version": "v2"
},
{
"created": "Mon, 4 Jun 2018 08:04:13 GMT",
"version": "v3"
}
] | 2018-08-15 | [
[
"Acar",
"Yigit Can",
""
],
[
"Kaya",
"Umit",
""
],
[
"Oner",
"Bilgehan Baris",
""
]
] | We investigate the resonant production of color octet muons in order to explore the discovery potential of the FCC-based \mu p colliders. It is shown that search potential of \mu p colliders essentially surpass potential of the LHC and would exceed that of FCC pp collider. |
gr-qc/0311007 | Matthew R. Francis | Matthew R. Francis and Arthur Kosowsky | Geometric Algebra Techniques for General Relativity | 34 pages, 0 figures; submitted to Annals of Physics | Annals Phys. 311 (2004) 459-502 | 10.1016/j.aop.2003.12.009 | null | gr-qc | null | Geometric (Clifford) algebra provides an efficient mathematical language for
describing physical problems. We formulate general relativity in this language.
The resulting formalism combines the efficiency of differential forms with the
straightforwardness of coordinate methods. We focus our attention on
orthonormal f... | [
{
"created": "Mon, 3 Nov 2003 16:43:29 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Francis",
"Matthew R.",
""
],
[
"Kosowsky",
"Arthur",
""
]
] | Geometric (Clifford) algebra provides an efficient mathematical language for describing physical problems. We formulate general relativity in this language. The resulting formalism combines the efficiency of differential forms with the straightforwardness of coordinate methods. We focus our attention on orthonormal fra... |
0705.3637 | Mamta Dahiya Dr. | Debajyoti Choudhury, Dilip Kumar Ghosh, Mamta | Unparticles and Muon Decay | 13 pages, 6 figures | Phys.Lett.B658:148-154,2008 | 10.1016/j.physletb.2007.07.067 | null | hep-ph | null | Recently Georgi has discussed the possible existence of `Unparticles'
describable by operators having non-integral scaling dimensions. With the
interaction of these with the Standard Model (SM) particles being constrained
only by gauge and Lorentz symmetries, it affords a new source for lepton
flavour violation. Curr... | [
{
"created": "Thu, 24 May 2007 18:41:35 GMT",
"version": "v1"
}
] | 2008-11-26 | [
[
"Choudhury",
"Debajyoti",
""
],
[
"Ghosh",
"Dilip Kumar",
""
],
[
"Mamta",
"",
""
]
] | Recently Georgi has discussed the possible existence of `Unparticles' describable by operators having non-integral scaling dimensions. With the interaction of these with the Standard Model (SM) particles being constrained only by gauge and Lorentz symmetries, it affords a new source for lepton flavour violation. Curren... |
gr-qc/0504126 | Marcelo Salgado | Alejandro Corichi, Ulises Nucamendi, Marcelo Salgado | Scalar hairy black holes and scalarons in the isolated horizons
formalism | 17 pages, 10 figures; revtex style; figures added; text updated to
match the published paper | Phys.Rev.D73:084002,2006 | 10.1103/PhysRevD.73.084002 | null | gr-qc | null | The Isolated Horizons (IH) formalism, together with a simple phenomenological
model for colored black holes has been used to predict non-trivial formulae
that relate the ADM mass of the solitons and hairy Black Holes of
Gravity-Matter system on the one hand, and several horizon properties of the
black holes in the ot... | [
{
"created": "Tue, 26 Apr 2005 00:54:31 GMT",
"version": "v1"
},
{
"created": "Mon, 7 Aug 2006 23:23:01 GMT",
"version": "v2"
}
] | 2008-11-26 | [
[
"Corichi",
"Alejandro",
""
],
[
"Nucamendi",
"Ulises",
""
],
[
"Salgado",
"Marcelo",
""
]
] | The Isolated Horizons (IH) formalism, together with a simple phenomenological model for colored black holes has been used to predict non-trivial formulae that relate the ADM mass of the solitons and hairy Black Holes of Gravity-Matter system on the one hand, and several horizon properties of the black holes in the othe... |
hep-ph/9708429 | Yoav Achiman | Yoav Achiman | Massive Neutrinos and Lepton Mixing in Unified Theories | 8 pages, Talk presented at the XVI International Workshop on Weak
Interactions and Neutrinos, Capri, 1997 | Nucl.Phys.Proc.Suppl. 66 (1998) 400-403 | 10.1016/S0920-5632(98)00073-5 | WU B 97-23 | hep-ph | null | The recent GUT (x SUSY) models which can predict the neutrino properties are
reviewed.
| [
{
"created": "Thu, 21 Aug 1997 19:16:47 GMT",
"version": "v1"
}
] | 2009-10-30 | [
[
"Achiman",
"Yoav",
""
]
] | The recent GUT (x SUSY) models which can predict the neutrino properties are reviewed. |
2111.00478 | Kartik Prabhu | Kartik Prabhu | A twistorial description of BMS symmetries at null infinity | v2: minor corrections; published in PRD v1: 13 pages | Phys. Rev. D 105, (2022) 024018 | 10.1103/PhysRevD.105.024018 | null | gr-qc hep-th math-ph math.MP | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We describe a novel twistorial construction of the asymptotic BMS symmetries
at null infinity for asymptotically flat spacetimes. We define BMS twistors as
spinor solutions to some set of components of the usual spacetime twistor
equation restricted to null infinity. The space of BMS twistors is
infinite-dimensional.... | [
{
"created": "Sun, 31 Oct 2021 12:14:17 GMT",
"version": "v1"
},
{
"created": "Wed, 5 Jan 2022 19:03:45 GMT",
"version": "v2"
}
] | 2022-01-07 | [
[
"Prabhu",
"Kartik",
""
]
] | We describe a novel twistorial construction of the asymptotic BMS symmetries at null infinity for asymptotically flat spacetimes. We define BMS twistors as spinor solutions to some set of components of the usual spacetime twistor equation restricted to null infinity. The space of BMS twistors is infinite-dimensional. W... |
2302.00771 | Laura Reina | Laura Reina | QCD NLO corrections to $t\bar{t}Z$ production at the LHC including
leptonic decays | Talk at the 15th International Workshop on Top Quark Physics, Durham,
UK, 4-9 September 2022 | null | null | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | The calculation of $t\bar{t}Z$ production including leptonic decays of both
$Z$ boson and top quarks via a partially or fully off-shell calculation
represents a definite step forward towards a more accurate description of
events whose signatures originate from $t\bar{t}Z$ production. In this talk we
review two studie... | [
{
"created": "Wed, 1 Feb 2023 22:03:30 GMT",
"version": "v1"
}
] | 2023-02-03 | [
[
"Reina",
"Laura",
""
]
] | The calculation of $t\bar{t}Z$ production including leptonic decays of both $Z$ boson and top quarks via a partially or fully off-shell calculation represents a definite step forward towards a more accurate description of events whose signatures originate from $t\bar{t}Z$ production. In this talk we review two studies ... |
1003.4249 | Christoph Luhn | Claudia Hagedorn, Stephen F. King and Christoph Luhn | A SUSY GUT of Flavour with S4 x SU(5) to NLO | 44 pages, 1 figure, version to be published in JHEP | JHEP 1006:048,2010 | 10.1007/JHEP06(2010)048 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We construct a Supersymmetric (SUSY) Grand Unified Theory (GUT) of Flavour
based on S4 x SU(5), together with an additional (global or local) Abelian
symmetry, and study it to next-to-leading order (NLO) accuracy. The model
includes a successful description of quark and lepton masses and mixing angles
at leading orde... | [
{
"created": "Mon, 22 Mar 2010 19:31:19 GMT",
"version": "v1"
},
{
"created": "Fri, 21 May 2010 13:04:43 GMT",
"version": "v2"
}
] | 2014-11-20 | [
[
"Hagedorn",
"Claudia",
""
],
[
"King",
"Stephen F.",
""
],
[
"Luhn",
"Christoph",
""
]
] | We construct a Supersymmetric (SUSY) Grand Unified Theory (GUT) of Flavour based on S4 x SU(5), together with an additional (global or local) Abelian symmetry, and study it to next-to-leading order (NLO) accuracy. The model includes a successful description of quark and lepton masses and mixing angles at leading order ... |
gr-qc/9607006 | Arlen Anderson | Andrew Abrahams, Arlen Anderson, Yvonne Choquet-Bruhat, and James W.
York, Jr | A non-strictly hyperbolic system for the Einstein equations with
arbitrary lapse and shift | 9 pp., LaTeX | null | null | IFP-UNC-518, TAR-UNC-054 | gr-qc | null | We obtain a system for the spatial metric and extrinsic curvature of a
spacelike slice that is hyperbolic non-strict in the sense of Leray and Ohya
and is equivalent to the Einstein equations. Its characteristics are the light
cone and the normal to the slice for any choice of lapse and shift functions,
and it admits... | [
{
"created": "Wed, 3 Jul 1996 17:15:02 GMT",
"version": "v1"
}
] | 2012-08-27 | [
[
"Abrahams",
"Andrew",
""
],
[
"Anderson",
"Arlen",
""
],
[
"Choquet-Bruhat",
"Yvonne",
""
],
[
"York,",
"James W.",
"Jr"
]
] | We obtain a system for the spatial metric and extrinsic curvature of a spacelike slice that is hyperbolic non-strict in the sense of Leray and Ohya and is equivalent to the Einstein equations. Its characteristics are the light cone and the normal to the slice for any choice of lapse and shift functions, and it admits a... |
1512.08507 | P. S. Bhupal Dev | P. S. Bhupal Dev, Rabindra N. Mohapatra, Yongchao Zhang | Quark Seesaw, Vectorlike Fermions and Diphoton Excess | 18 pages, 6 figures, 1 table; section on high-scale validity and some
discussions and references added, version to appear in JHEP | JHEP02, 186 (2016) | 10.1007/JHEP02(2016)186 | ULB-TH/15-26 | hep-ph hep-ex | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a possible interpretation of the recent diphoton excess reported
by the $\sqrt s=13$ TeV LHC data in quark seesaw left-right models with
vectorlike fermions proposed to solve the strong $CP$ problem without the
axion. The gauge singlet real scalar field responsible for the mass of the
vectorlike fermions h... | [
{
"created": "Mon, 28 Dec 2015 20:46:53 GMT",
"version": "v1"
},
{
"created": "Wed, 30 Dec 2015 20:47:32 GMT",
"version": "v2"
},
{
"created": "Mon, 15 Feb 2016 17:49:21 GMT",
"version": "v3"
}
] | 2016-03-04 | [
[
"Dev",
"P. S. Bhupal",
""
],
[
"Mohapatra",
"Rabindra N.",
""
],
[
"Zhang",
"Yongchao",
""
]
] | We present a possible interpretation of the recent diphoton excess reported by the $\sqrt s=13$ TeV LHC data in quark seesaw left-right models with vectorlike fermions proposed to solve the strong $CP$ problem without the axion. The gauge singlet real scalar field responsible for the mass of the vectorlike fermions has... |
gr-qc/9902020 | Brien C. Nolan | Brien C. Nolan | A regular C^0 singularity is not necessarily weak | null | null | null | null | gr-qc | null | Examples of space-times are given which contain scalar curvature
singularities whereat the metric tensor is regular and continuous, but which
are gravitationally strong. Thus the argument that such singularities are
necessarily weak is incomplete; in particular the question of the gravitational
strength of the null C... | [
{
"created": "Tue, 9 Feb 1999 14:51:49 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Nolan",
"Brien C.",
""
]
] | Examples of space-times are given which contain scalar curvature singularities whereat the metric tensor is regular and continuous, but which are gravitationally strong. Thus the argument that such singularities are necessarily weak is incomplete; in particular the question of the gravitational strength of the null Cau... |
hep-ph/0512201 | Markus Diehl | M. Diehl | Generalized parton distributions: recent results | 9 pages, 5 figures. To appear in the proceedings of the Particles and
Nuclei International Conference (PANIC 05), Santa Fe, NM, USA, 24-28 Oct 2005 | null | 10.1063/1.2220251 | DESY-05-256 | hep-ph | null | I review progress on selected issues connected with generalized parton
distributions. Topics range from the description of hard exclusive reactions to
the spatial distribution of quarks in the nucleon and the contribution of their
orbital angular momentum to the nucleon spin.
| [
{
"created": "Thu, 15 Dec 2005 12:20:45 GMT",
"version": "v1"
}
] | 2009-11-11 | [
[
"Diehl",
"M.",
""
]
] | I review progress on selected issues connected with generalized parton distributions. Topics range from the description of hard exclusive reactions to the spatial distribution of quarks in the nucleon and the contribution of their orbital angular momentum to the nucleon spin. |
1904.09945 | Sreemanti Chakraborti | Sreemanti Chakraborti, Victoria Martin and Poulose Poulose | Freeze-in and Freeze-out of Dark Matter with Charged Long-lived Partners | 31 pages, 14 figures, 11 tables, matches version published in JCAP | JCAP 03 (2020) 057 | 10.1088/1475-7516/2020/03/057 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We present a novel framework capable of addressing the dark matter problem
through freeze-in and freeze-out mechanisms, separately or together, depending
on the region of the parameter space considered. In the dark matter dynamics,
the model features an interplay of thermal production along with sizeable
contribution... | [
{
"created": "Mon, 22 Apr 2019 16:43:53 GMT",
"version": "v1"
},
{
"created": "Sat, 28 Mar 2020 08:17:18 GMT",
"version": "v2"
}
] | 2020-04-06 | [
[
"Chakraborti",
"Sreemanti",
""
],
[
"Martin",
"Victoria",
""
],
[
"Poulose",
"Poulose",
""
]
] | We present a novel framework capable of addressing the dark matter problem through freeze-in and freeze-out mechanisms, separately or together, depending on the region of the parameter space considered. In the dark matter dynamics, the model features an interplay of thermal production along with sizeable contribution t... |
hep-ph/0209239 | Thorsten Feldmann | Thorsten Feldmann (RWTH Aachen) | Heavy-to-light decays at large recoil: Systematic treatment of short-
and long-distance QCD effects | Talk presented at QCD'02 conference, July 2002, Montpellier (France);
4 pages, 1 figure, uses espcrc2.sty | null | 10.1016/S0920-5632(03)01861-9 | null | hep-ph | null | Heavy quark decays into energetic, collinear quarks and gluons are discussed
within an effective theory that accomplishes the factorization of soft and hard
strong interaction effects. We derive the relevant effective Lagrangian, and
perform the matching of the heavy quark current, including power corrections of
orde... | [
{
"created": "Fri, 20 Sep 2002 13:49:23 GMT",
"version": "v1"
}
] | 2009-11-07 | [
[
"Feldmann",
"Thorsten",
"",
"RWTH Aachen"
]
] | Heavy quark decays into energetic, collinear quarks and gluons are discussed within an effective theory that accomplishes the factorization of soft and hard strong interaction effects. We derive the relevant effective Lagrangian, and perform the matching of the heavy quark current, including power corrections of order ... |
hep-ph/0304117 | M. V. Libanov | J.-M. Frere, M.V. Libanov, E.Ya. Nugaev, S.V. Troitsky | Fermions in the vortex background on a sphere | 13 pages, 1 eps figure, JHEP3 style required, references added | JHEP0306:009,2003 | 10.1088/1126-6708/2003/06/009 | null | hep-ph | null | In 5+1 dimensions, we construct a vortex-like solution on a two-dimensional
sphere. We study fermionic zero modes in the background of this solution and
relate them to the replication of fermion families in the Standard Model. In
particular, using a compactified space removes the need for the difficult
localisation o... | [
{
"created": "Fri, 11 Apr 2003 18:30:07 GMT",
"version": "v1"
},
{
"created": "Tue, 22 Apr 2003 17:34:06 GMT",
"version": "v2"
}
] | 2009-11-10 | [
[
"Frere",
"J. -M.",
""
],
[
"Libanov",
"M. V.",
""
],
[
"Nugaev",
"E. Ya.",
""
],
[
"Troitsky",
"S. V.",
""
]
] | In 5+1 dimensions, we construct a vortex-like solution on a two-dimensional sphere. We study fermionic zero modes in the background of this solution and relate them to the replication of fermion families in the Standard Model. In particular, using a compactified space removes the need for the difficult localisation of ... |
1812.01559 | Seema Satin | Seema Satin | Stochastic metric perturbations (radial) in gravitationally collapsing
spherically symmetric relativistic star | null | Gen Relativ Gravit (2019) 51: 52 | 10.1007/s10714-019-2536-z | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | Stochastic perturbations (radial) of a spherically symmetric relativistic
star, modeled by a perfect fluid in comoving coordinates for the collapse
scenario are worked out using the classical Einstein- Langevin equation, which
has been proposed recently. The solutions are in terms of perturbed metric
potentials and t... | [
{
"created": "Tue, 4 Dec 2018 17:56:28 GMT",
"version": "v1"
},
{
"created": "Thu, 28 Mar 2019 05:54:40 GMT",
"version": "v2"
}
] | 2019-04-09 | [
[
"Satin",
"Seema",
""
]
] | Stochastic perturbations (radial) of a spherically symmetric relativistic star, modeled by a perfect fluid in comoving coordinates for the collapse scenario are worked out using the classical Einstein- Langevin equation, which has been proposed recently. The solutions are in terms of perturbed metric potentials and the... |
1606.06545 | Saheb Soroushfar | Bahareh Hoseini, Reza Saffari, Saheb Soroushfar | Geodesic Motion in the Spacetime Of a SU(2)-Colored (A)dS Black Hole in
Conformal Gravity | 14 pages, 2 table, 18 figures | Eur. Phys. J. Plus 136, 489 (2021) | 10.1140/epjp/s13360-021-01511-y | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In this paper, we study the geodesic motion in the spacetime of a
SU(2)-colored (A)dS black hole in conformal gravity, and also we investigate
spacetime features, such as light spheres and horizons. Moreover, we derive the
analytical solutions for the equation of motion of test particles and light
rays using Weierstr... | [
{
"created": "Tue, 21 Jun 2016 12:44:15 GMT",
"version": "v1"
},
{
"created": "Wed, 10 Aug 2016 19:49:37 GMT",
"version": "v2"
},
{
"created": "Sat, 15 Jul 2017 21:45:15 GMT",
"version": "v3"
},
{
"created": "Tue, 18 Jul 2017 12:49:38 GMT",
"version": "v4"
},
{
"c... | 2021-05-10 | [
[
"Hoseini",
"Bahareh",
""
],
[
"Saffari",
"Reza",
""
],
[
"Soroushfar",
"Saheb",
""
]
] | In this paper, we study the geodesic motion in the spacetime of a SU(2)-colored (A)dS black hole in conformal gravity, and also we investigate spacetime features, such as light spheres and horizons. Moreover, we derive the analytical solutions for the equation of motion of test particles and light rays using Weierstras... |
2304.12407 | Guillermo Palma Prof. Dr. | Norman Cruz, Gabriel Gomez, Esteban Gonzalez, Guillermo Palma and
Angel Rincon | Exploring Models of Running Vacuum Energy with Viscous Dark Matter from
a Dynamical System Perspective | 26 pages and 13 figures | null | null | null | gr-qc astro-ph.CO | http://creativecommons.org/licenses/by/4.0/ | Running vacuum models and viscous dark matter scenarios beyond perfect fluid
idealization are two appealing theoretical strategies that have been separately
studied as alternatives to solve some problems rooted in the $\Lambda$CDM
cosmological model. In this paper, we combine these two notions in a single
cosmologica... | [
{
"created": "Mon, 24 Apr 2023 19:38:04 GMT",
"version": "v1"
}
] | 2023-04-26 | [
[
"Cruz",
"Norman",
""
],
[
"Gomez",
"Gabriel",
""
],
[
"Gonzalez",
"Esteban",
""
],
[
"Palma",
"Guillermo",
""
],
[
"Rincon",
"Angel",
""
]
] | Running vacuum models and viscous dark matter scenarios beyond perfect fluid idealization are two appealing theoretical strategies that have been separately studied as alternatives to solve some problems rooted in the $\Lambda$CDM cosmological model. In this paper, we combine these two notions in a single cosmological ... |
hep-ph/0702248 | Elise Jennings | N.H. Buttimore and E. Jennings | Helicity amplitudes and crossing relations for antiproton proton
reactions | 15 pages, 5 figures, submitted to EPJA | Eur.Phys.J.A33:21-27,2007 | 10.1140/epja/i2007-10393-6 | null | hep-ph | null | Antiproton proton annihilation reactions allow unique access to the moduli
and phases of nucleon electromagnetic form factors in the time like region. We
present the helicity amplitudes for the unequal mass single photon reaction $p
\bar{p}\to l^+ l^-$ in the s channel including the lepton mass. The relative
signs of... | [
{
"created": "Sat, 24 Feb 2007 11:15:08 GMT",
"version": "v1"
},
{
"created": "Wed, 28 Feb 2007 10:47:22 GMT",
"version": "v2"
},
{
"created": "Fri, 30 Mar 2007 13:07:52 GMT",
"version": "v3"
},
{
"created": "Wed, 4 Apr 2007 11:17:52 GMT",
"version": "v4"
}
] | 2008-11-26 | [
[
"Buttimore",
"N. H.",
""
],
[
"Jennings",
"E.",
""
]
] | Antiproton proton annihilation reactions allow unique access to the moduli and phases of nucleon electromagnetic form factors in the time like region. We present the helicity amplitudes for the unequal mass single photon reaction $p \bar{p}\to l^+ l^-$ in the s channel including the lepton mass. The relative signs of t... |
2302.10933 | Lento Nagano | Lento Nagano, Aniruddha Bapat, Christian W. Bauer | Quench dynamics of the Schwinger model via variational quantum
algorithms | 11 pages, 4 figures | null | 10.1103/PhysRevD.108.034501 | null | hep-ph cond-mat.str-el hep-lat hep-th quant-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We investigate the real-time dynamics of the $(1+1)$-dimensional U(1) gauge
theory known as the Schwinger model via variational quantum algorithms.
Specifically, we simulate quench dynamics in the presence of an external
electric field. First, we use a variational quantum eigensolver to obtain the
ground state of the... | [
{
"created": "Tue, 21 Feb 2023 19:00:01 GMT",
"version": "v1"
}
] | 2023-08-16 | [
[
"Nagano",
"Lento",
""
],
[
"Bapat",
"Aniruddha",
""
],
[
"Bauer",
"Christian W.",
""
]
] | We investigate the real-time dynamics of the $(1+1)$-dimensional U(1) gauge theory known as the Schwinger model via variational quantum algorithms. Specifically, we simulate quench dynamics in the presence of an external electric field. First, we use a variational quantum eigensolver to obtain the ground state of the s... |
0910.0212 | Vincent Mathieu | V. Mathieu and V. Vento | Pseudoscalar glueball and $\eta-\eta^\prime$ mixing | 12 pages, 8 figures | Phys.Rev.D81:034004,2010 | 10.1103/PhysRevD.81.034004 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We have performed a dynamical analysis of the mixing in the pseudoscalar
channel with the goal of understanding the existence and behavior of the
pseudoscalar glueball. Our philosophy has not been to predict precise values of
the glueball mass but to exploit an adequate effective theory to the point of
breaking and t... | [
{
"created": "Thu, 1 Oct 2009 16:18:10 GMT",
"version": "v1"
},
{
"created": "Thu, 21 Jan 2010 10:49:10 GMT",
"version": "v2"
}
] | 2014-11-20 | [
[
"Mathieu",
"V.",
""
],
[
"Vento",
"V.",
""
]
] | We have performed a dynamical analysis of the mixing in the pseudoscalar channel with the goal of understanding the existence and behavior of the pseudoscalar glueball. Our philosophy has not been to predict precise values of the glueball mass but to exploit an adequate effective theory to the point of breaking and to ... |
2311.17412 | Y. M. Cho | Liping Zou, Pengming Zhang, Yongmin Cho | Electroweak Strings in the Standard Model | null | null | null | null | hep-ph | http://creativecommons.org/licenses/by/4.0/ | We argue that the existence of the electroweak monopole predicts the
existence of the electroweak string in the standard model made of
monopole-antimonopole pair separated infinitely apart, which carry the
quantized magnetic flux $4 \pi n/e$. We show how to construct such quantized
magnetic flux string solution. Our ... | [
{
"created": "Wed, 29 Nov 2023 07:35:55 GMT",
"version": "v1"
}
] | 2023-11-30 | [
[
"Zou",
"Liping",
""
],
[
"Zhang",
"Pengming",
""
],
[
"Cho",
"Yongmin",
""
]
] | We argue that the existence of the electroweak monopole predicts the existence of the electroweak string in the standard model made of monopole-antimonopole pair separated infinitely apart, which carry the quantized magnetic flux $4 \pi n/e$. We show how to construct such quantized magnetic flux string solution. Our re... |
hep-ph/9410250 | Peter Landshoff | P V Landshoff | The Two Pomerons | 16 pages including 18 figures, uuencoded postscript file. [Based on
talks given at the PSI school at Zuoz, and at CERN and DESY, August and
September 1994] | null | null | null | hep-ph | null | A wide variety of experimental data in hadronic reactions are described in
terms of the exchange of an object called the soft pomeron. It is
nonperturbative in origin and is perhaps associated with glueballs. The HERA
measurements of $\nu W_2$ at small $x$ suggest the possibility that there is
also a hard pomeron, wh... | [
{
"created": "Sat, 8 Oct 1994 07:45:14 GMT",
"version": "v1"
}
] | 2007-05-23 | [
[
"Landshoff",
"P V",
""
]
] | A wide variety of experimental data in hadronic reactions are described in terms of the exchange of an object called the soft pomeron. It is nonperturbative in origin and is perhaps associated with glueballs. The HERA measurements of $\nu W_2$ at small $x$ suggest the possibility that there is also a hard pomeron, whic... |
hep-ph/9810428 | Steen H. Hansen | A.D. Dolgov and S.H. Hansen | Equation of motion of a classical scalar field with back reaction of
produced particles | 29 pages, 16 figures, subm to NPB | Nucl.Phys. B548 (1999) 408-426 | 10.1016/S0550-3213(99)00158-3 | null | hep-ph | null | In the one-loop approximation we derive the equation of motion for a
classical scalar field \phi_c (t) with the back reaction of particle production
included. Renormalization of mass and couplings of \phi_c is done explicitly.
The equation is non-local in time, but can easily be treated perturbatively or
numerically.... | [
{
"created": "Wed, 21 Oct 1998 10:38:01 GMT",
"version": "v1"
}
] | 2009-10-31 | [
[
"Dolgov",
"A. D.",
""
],
[
"Hansen",
"S. H.",
""
]
] | In the one-loop approximation we derive the equation of motion for a classical scalar field \phi_c (t) with the back reaction of particle production included. Renormalization of mass and couplings of \phi_c is done explicitly. The equation is non-local in time, but can easily be treated perturbatively or numerically. F... |
1108.0527 | Valery Lyubovitskij | Thomas Gutsche, Valery E. Lyubovitskij, Ivan Schmidt, Alfredo Vega | Mesons and baryons in a soft-wall holographic approach | 6 pages, Presented by Valery E. Lyubovitskij at LIGHTCONE 2011, 23 -
27 May, 2011, Dallas | Few-Body Systems 52: 223, 2012 | 10.1007/s00601-011-0252-7 | null | hep-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We discuss a holographic soft-wall model developed for the description of
mesons and baryons with adjustable quantum numbers n, J, L, S. This approach is
based on an action which describes hadrons with broken conformal invariance and
which incorporates confinement through the presence of a background dilaton
field.
| [
{
"created": "Tue, 2 Aug 2011 09:45:31 GMT",
"version": "v1"
}
] | 2012-04-24 | [
[
"Gutsche",
"Thomas",
""
],
[
"Lyubovitskij",
"Valery E.",
""
],
[
"Schmidt",
"Ivan",
""
],
[
"Vega",
"Alfredo",
""
]
] | We discuss a holographic soft-wall model developed for the description of mesons and baryons with adjustable quantum numbers n, J, L, S. This approach is based on an action which describes hadrons with broken conformal invariance and which incorporates confinement through the presence of a background dilaton field. |
2105.06090 | Hwajin Eom | Hwajin Eom, Wontae Kim | Quantum radiation of a collapsing shell in three-dimensional AdS
spacetime revisited | 15 pages, 1 figure, references and comments are added, published
version in JHEP | null | 10.1007/JHEP07(2021)108 | null | gr-qc hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In three-dimensional AdS space, we consider the gravitational collapse of
dust shell and then investigate the quantum radiation from the collapsing shell
by employing the functional Schr\"odinger formalism. In the formation of the
BTZ black hole, the interior geometry of the shell can be chosen as either the
massless... | [
{
"created": "Thu, 13 May 2021 05:39:18 GMT",
"version": "v1"
},
{
"created": "Tue, 20 Jul 2021 08:32:23 GMT",
"version": "v2"
}
] | 2021-07-21 | [
[
"Eom",
"Hwajin",
""
],
[
"Kim",
"Wontae",
""
]
] | In three-dimensional AdS space, we consider the gravitational collapse of dust shell and then investigate the quantum radiation from the collapsing shell by employing the functional Schr\"odinger formalism. In the formation of the BTZ black hole, the interior geometry of the shell can be chosen as either the massless b... |
1504.02499 | John Poirier | J. Poirier and G. J. Mathews | Role of the gravitomagnetic field in accelerating accretion disk matter
to polar jets | 7 pages, 4 figures, typos corrected | null | null | null | gr-qc | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | We show that the motion of the neutral masses in an accretion disk orbiting a
black hole creates a general-relativistic magnetic-like (gravitomagnetic) field
that vertically accelerates neutral particles near the accretion disk upward
and then inward toward the axis of the accretion disk. Even though this
gravitomagn... | [
{
"created": "Thu, 9 Apr 2015 21:11:39 GMT",
"version": "v1"
},
{
"created": "Fri, 17 Apr 2015 19:54:37 GMT",
"version": "v2"
}
] | 2015-04-20 | [
[
"Poirier",
"J.",
""
],
[
"Mathews",
"G. J.",
""
]
] | We show that the motion of the neutral masses in an accretion disk orbiting a black hole creates a general-relativistic magnetic-like (gravitomagnetic) field that vertically accelerates neutral particles near the accretion disk upward and then inward toward the axis of the accretion disk. Even though this gravitomagnet... |
1106.0610 | Denis Bernard | Denis Bernard | Comment on : A Proposal to Measure Photon-Photon Scattering | 1 page. v2 : corrected misprint in eq. numbering | null | null | null | hep-ph physics.optics quant-ph | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | I comment on a recent preprint "A Proposal to Measure Photon-Photon
Scattering" that appeared recently as arXiv:1106.0465v1 [hep-ph].
| [
{
"created": "Fri, 3 Jun 2011 10:54:14 GMT",
"version": "v1"
},
{
"created": "Tue, 7 Jun 2011 07:28:49 GMT",
"version": "v2"
}
] | 2011-06-08 | [
[
"Bernard",
"Denis",
""
]
] | I comment on a recent preprint "A Proposal to Measure Photon-Photon Scattering" that appeared recently as arXiv:1106.0465v1 [hep-ph]. |
2302.04962 | Georgios Fanaras | Georgios Fanaras, Alexander Vilenkin | Quantum cosmology, eternal inflation, and swampland conjectures | 28 pages, 9 figures | null | 10.1088/1475-7516/2023/04/034 | null | gr-qc hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In light of the recent swampland conjectures, we explore quantum cosmology
and eternal inflation beyond the slow roll regime. We consider a model of a
closed universe with a scalar field $\phi$ in the framework of tunneling
approach to quantum cosmology. The scalar field potential is assumed to have a
maximum at $\ph... | [
{
"created": "Thu, 9 Feb 2023 22:36:24 GMT",
"version": "v1"
},
{
"created": "Tue, 21 Feb 2023 16:49:40 GMT",
"version": "v2"
}
] | 2023-04-19 | [
[
"Fanaras",
"Georgios",
""
],
[
"Vilenkin",
"Alexander",
""
]
] | In light of the recent swampland conjectures, we explore quantum cosmology and eternal inflation beyond the slow roll regime. We consider a model of a closed universe with a scalar field $\phi$ in the framework of tunneling approach to quantum cosmology. The scalar field potential is assumed to have a maximum at $\phi=... |
0809.4228 | Ignazio Bombaci | I. Bombaci | Quark matter in compact stars: astrophysical implications and possible
signatures | Invited talk at "the Eleventh Marcel Grossman Meeting on General
Relativity", Berlin 2006 | null | 10.1142/9789812834300_0025 | null | gr-qc astro-ph nucl-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | After a brief non technical introduction of the basic properties of strange
quark matter (SQM) in compact stars, we consider some of the late important
advances in the field, and discuss some recent astrophysical observational data
that could shed new light on the possible presence of SQM in compact stars. We
show th... | [
{
"created": "Wed, 24 Sep 2008 16:30:46 GMT",
"version": "v1"
}
] | 2016-11-15 | [
[
"Bombaci",
"I.",
""
]
] | After a brief non technical introduction of the basic properties of strange quark matter (SQM) in compact stars, we consider some of the late important advances in the field, and discuss some recent astrophysical observational data that could shed new light on the possible presence of SQM in compact stars. We show that... |
2202.11327 | Hwajin Eom | Hwajin Eom, Wontae Kim | Analytic approach to the formation of a three-dimensional black string
from a dust cloud | 18 pages, 1 figure, comments and references added | JCAP 11 (2022) 004 | 10.1088/1475-7516/2022/11/004 | null | gr-qc hep-th | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | In three-dimensional low-energy string theory, we study the formation of a
black string from a dust cloud. We analytically obtain two distinct classes of
exact solutions with arbitrary functions responsible for mass distributions of
the dust cloud. The first and second kinds of solutions may describe collapsing
dusts... | [
{
"created": "Wed, 23 Feb 2022 06:51:55 GMT",
"version": "v1"
},
{
"created": "Mon, 7 Nov 2022 02:32:11 GMT",
"version": "v2"
}
] | 2022-11-08 | [
[
"Eom",
"Hwajin",
""
],
[
"Kim",
"Wontae",
""
]
] | In three-dimensional low-energy string theory, we study the formation of a black string from a dust cloud. We analytically obtain two distinct classes of exact solutions with arbitrary functions responsible for mass distributions of the dust cloud. The first and second kinds of solutions may describe collapsing dusts b... |
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