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hep-th/0302202
Rodrigo Ferreira Sobreiro
N.C. Ribeiro, R.F. Sobreiro, S.P. Sorella
Bosonization and Duality Aspects in Superfluids and Superconductors
15 pages, LaTeX2e, final version to appear in Phys.Lett.A
Phys.Lett. A317 (2003) 6-13
10.1016/j.physleta.2003.08.016
null
hep-th
null
The bosonization and duality rules in three-dimensions are applied to analyze some features of superfluids and superconductors. The energy of an ensemble of vortices in a superfluid is recovered by means of a kind of bound which, to some extent, shares similarity with the Bogomol'nyi bound. In the case of superconduc...
[ { "created": "Tue, 25 Feb 2003 20:41:32 GMT", "version": "v1" }, { "created": "Wed, 10 Sep 2003 18:19:07 GMT", "version": "v2" } ]
2015-06-26
[ [ "Ribeiro", "N. C.", "" ], [ "Sobreiro", "R. F.", "" ], [ "Sorella", "S. P.", "" ] ]
The bosonization and duality rules in three-dimensions are applied to analyze some features of superfluids and superconductors. The energy of an ensemble of vortices in a superfluid is recovered by means of a kind of bound which, to some extent, shares similarity with the Bogomol'nyi bound. In the case of superconducto...
hep-th/0109172
Jose M. Figueroa-O'Farrill
Jose Figueroa-O'Farrill
BUSSTEPP Lectures on Supersymmetry
85 pages, 5 figures
null
null
EMPG-01-15
hep-th
null
This is the written version of the supersymmetry lectures delivered at the 30th and 31st British Universities Summer Schools in Theoretical Elementary Particle Physics (BUSSTEPP) held in Oxford in September 2000 and in Manchester in August-September 2001.
[ { "created": "Fri, 21 Sep 2001 17:56:12 GMT", "version": "v1" } ]
2007-05-23
[ [ "Figueroa-O'Farrill", "Jose", "" ] ]
This is the written version of the supersymmetry lectures delivered at the 30th and 31st British Universities Summer Schools in Theoretical Elementary Particle Physics (BUSSTEPP) held in Oxford in September 2000 and in Manchester in August-September 2001.
hep-th/0309091
Shogo Tanimura
Shogo Tanimura
Quantization on a torus without position operators
12 pages, LaTeX2e, the title is changed, minor corrections are made, references are added. To be published in Modern Physics Letters A
Mod.Phys.Lett. A18 (2003) 2755-2765
10.1142/S0217732303012301
null
hep-th quant-ph
null
We formulate quantum mechanics in the two-dimensional torus without using position operators. We define an algebra with only momentum operators and shift operators and construct irreducible representation of the algebra. We show that it realizes quantum mechanics of a charged particle in a uniform magnetic field. We ...
[ { "created": "Tue, 9 Sep 2003 10:57:50 GMT", "version": "v1" }, { "created": "Sat, 11 Oct 2003 04:35:25 GMT", "version": "v2" } ]
2009-11-10
[ [ "Tanimura", "Shogo", "" ] ]
We formulate quantum mechanics in the two-dimensional torus without using position operators. We define an algebra with only momentum operators and shift operators and construct irreducible representation of the algebra. We show that it realizes quantum mechanics of a charged particle in a uniform magnetic field. We pr...
0809.0005
Oriol Pujolas
Oriol Pujolas
Strongly Coupled Radiation from Moving Mirrors and Holography in the Karch-Randall model
43 pages, 10 figures. Typos corrected, 1 reference added
JHEP 0812:057,2008
10.1088/1126-6708/2008/12/057
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Motivated by the puzzles in understanding how Black Holes evaporate into a strongly coupled Conformal Field Theory, we study particle creation by an accelerating mirror. We model the mirror as a gravitating Domain Wall and consider a CFT coupled to it through gravity, in asymptotically Anti de Sitter space. This prob...
[ { "created": "Mon, 1 Sep 2008 19:55:19 GMT", "version": "v1" }, { "created": "Thu, 30 Oct 2008 16:37:52 GMT", "version": "v2" } ]
2009-02-09
[ [ "Pujolas", "Oriol", "" ] ]
Motivated by the puzzles in understanding how Black Holes evaporate into a strongly coupled Conformal Field Theory, we study particle creation by an accelerating mirror. We model the mirror as a gravitating Domain Wall and consider a CFT coupled to it through gravity, in asymptotically Anti de Sitter space. This proble...
1711.10037
Frederik Denef
Dionysios Anninos, Frederik Denef, Ruben Monten, Zimo Sun
Higher Spin de Sitter Hilbert Space
null
null
null
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We propose a complete microscopic definition of the Hilbert space of minimal higher spin de Sitter quantum gravity and its Hartle-Hawking vacuum state. The fundamental degrees of freedom are $2N$ bosonic fields living on the future conformal boundary, where $N$ is proportional to the de Sitter horizon entropy. The va...
[ { "created": "Mon, 27 Nov 2017 23:18:55 GMT", "version": "v1" } ]
2017-11-29
[ [ "Anninos", "Dionysios", "" ], [ "Denef", "Frederik", "" ], [ "Monten", "Ruben", "" ], [ "Sun", "Zimo", "" ] ]
We propose a complete microscopic definition of the Hilbert space of minimal higher spin de Sitter quantum gravity and its Hartle-Hawking vacuum state. The fundamental degrees of freedom are $2N$ bosonic fields living on the future conformal boundary, where $N$ is proportional to the de Sitter horizon entropy. The vacu...
hep-th/0402068
Wolfgang Mueck
Wolfgang M\"uck and Maurizio Prisco
Glueball Scattering Amplitudes from Holography
34 pages v2: comments on local terms and references added, v3: version published in JHEP
JHEP0404:037,2004
10.1088/1126-6708/2004/04/037
ROM2F/2004/03, NA-DSF-2-2004
hep-th
null
Using techniques developed in a previous paper three-point functions in field theories described by holographic renormalization group flows are computed. We consider a system of one active scalar and one inert scalar coupled to gravity. For the GPPZ flow, their dual operators create states that are interpreted as glu...
[ { "created": "Mon, 9 Feb 2004 13:59:18 GMT", "version": "v1" }, { "created": "Wed, 18 Feb 2004 10:08:49 GMT", "version": "v2" }, { "created": "Tue, 27 Apr 2004 09:15:35 GMT", "version": "v3" } ]
2009-11-10
[ [ "Mück", "Wolfgang", "" ], [ "Prisco", "Maurizio", "" ] ]
Using techniques developed in a previous paper three-point functions in field theories described by holographic renormalization group flows are computed. We consider a system of one active scalar and one inert scalar coupled to gravity. For the GPPZ flow, their dual operators create states that are interpreted as glueb...
1101.1591
Vyacheslav Soroka
Dmitrij V. Soroka and Vyacheslav A. Soroka
Gauge semi-simple extension of the Poincar\'e group
Latex, 4 pages. Correction of misprints
null
10.1016/j.physletb.2011.07.003
null
hep-th math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Based on the gauge semi-simple tensor extension of the Poincar\'e group another alternative approach to the cosmological term problem is proposed.
[ { "created": "Sat, 8 Jan 2011 13:05:06 GMT", "version": "v1" }, { "created": "Wed, 30 Mar 2011 08:20:55 GMT", "version": "v2" }, { "created": "Thu, 31 Mar 2011 12:23:39 GMT", "version": "v3" }, { "created": "Mon, 4 Apr 2011 12:05:48 GMT", "version": "v4" } ]
2015-05-27
[ [ "Soroka", "Dmitrij V.", "" ], [ "Soroka", "Vyacheslav A.", "" ] ]
Based on the gauge semi-simple tensor extension of the Poincar\'e group another alternative approach to the cosmological term problem is proposed.
1302.3732
C. P. Martin Professor
C.P. Martin
The Minimal and the New Minimal Supersymmetric Grand Unified Theories on Noncommutative Space-time
22 pages, no figures. References added
null
10.1088/0264-9381/30/15/155019
FTI/UCM 133-2013
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We construct noncommutative versions of both the minimal and the new minimal supersymmetric Grand Unified Theories. The enveloping-algebra formalism is used to carry out such constructions. The beautiful formulation of the Higgs sector of these noncommutative theories is a consequence of fact that, in the GUTs at han...
[ { "created": "Fri, 15 Feb 2013 11:33:50 GMT", "version": "v1" }, { "created": "Mon, 18 Feb 2013 13:24:00 GMT", "version": "v2" } ]
2015-06-15
[ [ "Martin", "C. P.", "" ] ]
We construct noncommutative versions of both the minimal and the new minimal supersymmetric Grand Unified Theories. The enveloping-algebra formalism is used to carry out such constructions. The beautiful formulation of the Higgs sector of these noncommutative theories is a consequence of fact that, in the GUTs at hand,...
1701.05576
David Kutasov
Amit Giveon, Nissan Itzhaki and David Kutasov
$T\bar T$ and LST
v2: added references, v3: corrected typos and added references
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
It was recently shown that the theory obtained by deforming a general two dimensional conformal theory by the irrelevant operator $T\bar T$ is solvable. In the context of holography, a large class of such theories can be obtained by studying string theory on $AdS_3$. We show that a certain $T\bar T$ deformation of th...
[ { "created": "Thu, 19 Jan 2017 19:35:30 GMT", "version": "v1" }, { "created": "Tue, 28 Mar 2017 03:25:06 GMT", "version": "v2" }, { "created": "Tue, 14 Jul 2020 15:16:09 GMT", "version": "v3" } ]
2020-07-15
[ [ "Giveon", "Amit", "" ], [ "Itzhaki", "Nissan", "" ], [ "Kutasov", "David", "" ] ]
It was recently shown that the theory obtained by deforming a general two dimensional conformal theory by the irrelevant operator $T\bar T$ is solvable. In the context of holography, a large class of such theories can be obtained by studying string theory on $AdS_3$. We show that a certain $T\bar T$ deformation of the ...
1006.2387
Matthew Roberts
Thomas Faulkner, Gary T. Horowitz, Matthew M. Roberts
New stability results for Einstein scalar gravity
null
Class.Quant.Grav.27:205007,2010
10.1088/0264-9381/27/20/205007
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider asymptotically anti de Sitter gravity coupled to a scalar field with mass slightly above the Breitenlohner-Freedman bound. This theory admits a large class of consistent boundary conditions characterized by an arbitrary function $W$. An important open question is to determine which $W$ admit stable ground...
[ { "created": "Fri, 11 Jun 2010 20:00:51 GMT", "version": "v1" } ]
2014-11-21
[ [ "Faulkner", "Thomas", "" ], [ "Horowitz", "Gary T.", "" ], [ "Roberts", "Matthew M.", "" ] ]
We consider asymptotically anti de Sitter gravity coupled to a scalar field with mass slightly above the Breitenlohner-Freedman bound. This theory admits a large class of consistent boundary conditions characterized by an arbitrary function $W$. An important open question is to determine which $W$ admit stable ground s...
1810.06995
Tatsuma Nishioka
Nozomu Kobayashi, Tatsuma Nishioka, Yoshiki Sato and Kento Watanabe
Towards a $C$-theorem in defect CFT
48 pages, 5 figures, v2: typos corrected, references added, minor changes
null
10.1007/JHEP01(2019)039
UT-18-22, IPMU18-0166
hep-th cond-mat.stat-mech
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We explore a $C$-theorem in defect conformal field theories (DCFTs) that unify all the known conjectures and theorems until now. We examine as a candidate $C$-function the additional contributions from conformal defects to the sphere free energy and the entanglement entropy across a sphere in a number of examples inc...
[ { "created": "Tue, 16 Oct 2018 13:48:57 GMT", "version": "v1" }, { "created": "Fri, 26 Oct 2018 09:12:36 GMT", "version": "v2" } ]
2019-01-30
[ [ "Kobayashi", "Nozomu", "" ], [ "Nishioka", "Tatsuma", "" ], [ "Sato", "Yoshiki", "" ], [ "Watanabe", "Kento", "" ] ]
We explore a $C$-theorem in defect conformal field theories (DCFTs) that unify all the known conjectures and theorems until now. We examine as a candidate $C$-function the additional contributions from conformal defects to the sphere free energy and the entanglement entropy across a sphere in a number of examples inclu...
hep-th/9705147
Simon F. Ross
S.W. Hawking and Simon F. Ross
Loss of quantum coherence through scattering off virtual black holes
29 pages, Latex, 4 figures
Phys.Rev. D56 (1997) 6403-6415
10.1103/PhysRevD.56.6403
DAMTP/R-97/21, UCSB-TH-97-08
hep-th gr-qc
null
In quantum gravity, fields may lose quantum coherence by scattering off vacuum fluctuations in which virtual black hole pairs appear and disappear. Although it is not possible to properly compute the scattering off such fluctuations, we argue that one can get useful qualitative results, which provide a guide to the p...
[ { "created": "Tue, 20 May 1997 18:26:48 GMT", "version": "v1" } ]
2009-10-30
[ [ "Hawking", "S. W.", "" ], [ "Ross", "Simon F.", "" ] ]
In quantum gravity, fields may lose quantum coherence by scattering off vacuum fluctuations in which virtual black hole pairs appear and disappear. Although it is not possible to properly compute the scattering off such fluctuations, we argue that one can get useful qualitative results, which provide a guide to the pos...
hep-th/9303119
null
M. D. Freeman and P. West
On the relation between integrability and infinite-dimensional algebras
(Talk given at the 1992 Johns Hopkins meeting, Goteborg, Sweden), 22 pages, KCL-TH-93-1
null
null
null
hep-th
null
We review our work on the relation between integrability and infinite-dimensional algebras. We first consider the question of what sets of commuting charges can be constructed from the current of a \mbox{\sf U}(1) Kac-Moody algebra. It emerges that there exists a set $S_n$ of such charges for each positive integer $n...
[ { "created": "Fri, 19 Mar 1993 15:13:00 GMT", "version": "v1" } ]
2007-05-23
[ [ "Freeman", "M. D.", "" ], [ "West", "P.", "" ] ]
We review our work on the relation between integrability and infinite-dimensional algebras. We first consider the question of what sets of commuting charges can be constructed from the current of a \mbox{\sf U}(1) Kac-Moody algebra. It emerges that there exists a set $S_n$ of such charges for each positive integer $n>1...
2109.09263
Sourav Roychowdhury
Sourav Roychowdhury and Prasanta K. Tripathy
Penrose limits in non-Abelian T-dual of Klebanov-Tseytlin Background
1+32 pages; v2; Supersymmetry discussion added; references added; Accepted to Phys. Rev. D
Phys. Rev. D. 104, 126016 (2021)
10.1103/PhysRevD.104.126016
null
hep-th
http://creativecommons.org/licenses/by/4.0/
In this paper we consider the Klebanov-Tseytlin background and its non-Abelian T-dual geometry along a suitably chosen $SU(2)$ subgroup of isometries. We analyse the Penrose limits along various null geodesics of both the geometries. We observe that, the Klebanov-Tseytlin geometry does not admit any pp-wave solutions...
[ { "created": "Mon, 20 Sep 2021 01:49:05 GMT", "version": "v1" }, { "created": "Thu, 11 Nov 2021 06:44:53 GMT", "version": "v2" } ]
2021-12-17
[ [ "Roychowdhury", "Sourav", "" ], [ "Tripathy", "Prasanta K.", "" ] ]
In this paper we consider the Klebanov-Tseytlin background and its non-Abelian T-dual geometry along a suitably chosen $SU(2)$ subgroup of isometries. We analyse the Penrose limits along various null geodesics of both the geometries. We observe that, the Klebanov-Tseytlin geometry does not admit any pp-wave solutions. ...
1710.01049
Viacheslav Emelyanov
Slava Emelyanov
QED loop effects in the spacetime background of a Schwarzschild black hole
Conference: C17-07-24.3. This is a contribution to the Proceedings of the 3rd Karl Schwarzschild Meeting (FIAS, 24-28 July, 2017), based on the talk that has been awarded the Karl Schwarzschild Prize
J. Phys.: Conf. Ser. 942 012009 (2017)
10.1088/1742-6596/942/1/012009
KA-TP-28-2017
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The black-hole evaporation implies that the quantum-field propagators in a local Minkowski frame acquire a correction, which gives rise to this process. The modification of the propagators causes, in turn, non-trivial local effects due to the radiative/loop diagrams in non-linear QFTs. In particular, there should be ...
[ { "created": "Tue, 3 Oct 2017 09:28:17 GMT", "version": "v1" }, { "created": "Tue, 9 Jan 2018 09:23:41 GMT", "version": "v2" } ]
2018-01-10
[ [ "Emelyanov", "Slava", "" ] ]
The black-hole evaporation implies that the quantum-field propagators in a local Minkowski frame acquire a correction, which gives rise to this process. The modification of the propagators causes, in turn, non-trivial local effects due to the radiative/loop diagrams in non-linear QFTs. In particular, there should be im...
2109.13372
James Vary
James P. Vary, Mengyao Huang, Shreeram Jawadekar, Mamoon Sharaf, Avaroth Harindranath and Dipankar Chakrabarti
Critical Coupling for Two-dimensional $\phi^4$ Theory in Discretized Light-Cone Quantization
29 pages, 6 figures. Results remain the same as the first version. Revisions in the text reflect those made for final publication. One reference has been added
Phys. Rev. D 105, 016020 (2022)
10.1103/PhysRevD.105.016020
null
hep-th nucl-th
http://creativecommons.org/licenses/by/4.0/
We solve for the critical coupling in the symmetric phase of two-dimensional $\phi^4$ field theory using Discretized Light-Cone Quantization. We adopt periodic boundary conditions, neglect the zero mode, and obtain a critical coupling consistent with the critical coupling reported using conformal truncation in light-...
[ { "created": "Mon, 27 Sep 2021 22:29:11 GMT", "version": "v1" }, { "created": "Thu, 3 Feb 2022 12:39:59 GMT", "version": "v2" } ]
2022-02-04
[ [ "Vary", "James P.", "" ], [ "Huang", "Mengyao", "" ], [ "Jawadekar", "Shreeram", "" ], [ "Sharaf", "Mamoon", "" ], [ "Harindranath", "Avaroth", "" ], [ "Chakrabarti", "Dipankar", "" ] ]
We solve for the critical coupling in the symmetric phase of two-dimensional $\phi^4$ field theory using Discretized Light-Cone Quantization. We adopt periodic boundary conditions, neglect the zero mode, and obtain a critical coupling consistent with the critical coupling reported using conformal truncation in light-fr...
1905.09421
Patricio Salgado-Rebolledo
Patricio Salgado-Rebolledo
The Maxwell group in 2+1 dimensions and its infinite-dimensional enhancements
42 pages, typos corrected
null
10.1007/JHEP10(2019)039
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The Maxwell group in 2+1 dimensions is given by a particular extension of a semi-direct product. This mathematical structure provides a sound framework to study different generalizations of the Maxwell symmetry in three space-time dimensions. By giving a general definition of extended semi-direct products, we constru...
[ { "created": "Thu, 23 May 2019 01:28:36 GMT", "version": "v1" }, { "created": "Mon, 1 Jul 2019 04:39:11 GMT", "version": "v2" }, { "created": "Tue, 27 Aug 2019 07:34:35 GMT", "version": "v3" }, { "created": "Mon, 6 Jul 2020 23:25:30 GMT", "version": "v4" } ]
2020-07-08
[ [ "Salgado-Rebolledo", "Patricio", "" ] ]
The Maxwell group in 2+1 dimensions is given by a particular extension of a semi-direct product. This mathematical structure provides a sound framework to study different generalizations of the Maxwell symmetry in three space-time dimensions. By giving a general definition of extended semi-direct products, we construct...
1402.0450
Kimichika Fukushima
Kimichika Fukushima and Hikaru Sato
Example of an explicit function for confining classical Yang-Mills fields with quantum fluctuations in the path integral scheme
14 pages; v2:missing factor inserted (Eqs.82,87,89,90);spell/grammar corrected; v3:15 pages; Sect.1, Subsect.3.3 and related descriptions in Subsect.3.1 revised with citations; v4:16 pages;Sect.2 (Subsections 2.1,2.2,2.3), Sect.3, Sect.4 (Subsections 4.1,4.2), and related Sect.1 and References revised; v5:a few...
Bulg. J. Phys. 41 (2014) 142-171
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
This article reports an explicit function form for confining classical Yang-Mills vector potentials and quantum fluctuations around the classical field. The classical vector potential, which is composed of a confining localized function and an unlocalized function, satisfies the classical Yang-Mills equation. The con...
[ { "created": "Mon, 3 Feb 2014 18:07:01 GMT", "version": "v1" }, { "created": "Tue, 11 Feb 2014 16:53:46 GMT", "version": "v2" }, { "created": "Mon, 19 May 2014 12:37:42 GMT", "version": "v3" }, { "created": "Wed, 20 Aug 2014 13:49:09 GMT", "version": "v4" }, { "cr...
2014-11-04
[ [ "Fukushima", "Kimichika", "" ], [ "Sato", "Hikaru", "" ] ]
This article reports an explicit function form for confining classical Yang-Mills vector potentials and quantum fluctuations around the classical field. The classical vector potential, which is composed of a confining localized function and an unlocalized function, satisfies the classical Yang-Mills equation. The confi...
2203.07533
Rashmish Mishra
Prateek Agrawal, Cari Cesarotti, Andreas Karch, Rashmish K. Mishra, Lisa Randall and Raman Sundrum
Warped Compactifications in Particle Physics, Cosmology and Quantum Gravity
12 pages, 3 figures. Contribution to Snowmass 2021
null
null
null
hep-th hep-ph
http://creativecommons.org/licenses/by/4.0/
Particle physics has evolved in the past decade through evaluating the consequences of experimental measurements as well as exploiting theoretical tools that permit exploration of new model building and cosmological possibilities. Particularly due to insights from the AdS/CFT correspondence, higher-dimensional warped...
[ { "created": "Mon, 14 Mar 2022 22:36:27 GMT", "version": "v1" } ]
2022-03-16
[ [ "Agrawal", "Prateek", "" ], [ "Cesarotti", "Cari", "" ], [ "Karch", "Andreas", "" ], [ "Mishra", "Rashmish K.", "" ], [ "Randall", "Lisa", "" ], [ "Sundrum", "Raman", "" ] ]
Particle physics has evolved in the past decade through evaluating the consequences of experimental measurements as well as exploiting theoretical tools that permit exploration of new model building and cosmological possibilities. Particularly due to insights from the AdS/CFT correspondence, higher-dimensional warped c...
2212.08270
Edward Witten
Edward Witten
A Note On The Canonical Formalism for Gravity
55 pp, minor corrections and clarifications in this version
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We describe a simple gauge-fixing that leads to a construction of a quantum Hilbert space for quantum gravity in an asymptotically Anti de Sitter spacetime, valid to all orders of perturbation theory. The construction is motivated by a relationship of the phase space of gravity in asymptotically Anti de Sitter spacet...
[ { "created": "Fri, 16 Dec 2022 04:05:55 GMT", "version": "v1" }, { "created": "Mon, 26 Jun 2023 18:35:03 GMT", "version": "v2" } ]
2023-06-28
[ [ "Witten", "Edward", "" ] ]
We describe a simple gauge-fixing that leads to a construction of a quantum Hilbert space for quantum gravity in an asymptotically Anti de Sitter spacetime, valid to all orders of perturbation theory. The construction is motivated by a relationship of the phase space of gravity in asymptotically Anti de Sitter spacetim...
0802.2018
Hongwei Yu
Zhiying Zhu and Hongwei Yu
Thermal nature of de Sitter spacetime and spontaneous excitation of atoms
11 pages
JHEP0802:033,2008
10.1088/1126-6708/2008/02/033
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider, in de Sitter spacetime, both freely falling and static two-level atoms in interaction with a conformally coupled massless scalar field in the de Sitter-invariant vacuum, and separately calculate the contributions of vacuum fluctuations and radiation reaction to the atom's spontaneous excitation rate. We ...
[ { "created": "Thu, 14 Feb 2008 13:14:37 GMT", "version": "v1" } ]
2008-11-26
[ [ "Zhu", "Zhiying", "" ], [ "Yu", "Hongwei", "" ] ]
We consider, in de Sitter spacetime, both freely falling and static two-level atoms in interaction with a conformally coupled massless scalar field in the de Sitter-invariant vacuum, and separately calculate the contributions of vacuum fluctuations and radiation reaction to the atom's spontaneous excitation rate. We fi...
1304.1080
Sergiu I. Vacaru
Sergiu I. Vacaru
Off-Diagonal Ekpyrotic Scenarios and Equivalence of Modified, Massive and/or Einstein Gravity
latex2e, 12pt, 12 pages, v4 with up-dated affiliations and substantial modifications requested by editor and referee and accepted by Phys. Lett. B
Phys. Lett. B 752 (2016) 27-33
10.1016/j.physletb.2015.11.024
null
hep-th astro-ph.CO math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Using our anholonomic frame deformation method, we show how generic off-diagonal cosmological solutions depending, in general, on all spacetime coordinates and undergoing a phase of ultra-slow contraction can be constructed in massive gravity. In this paper, there are found and studied new classes of locally anisotro...
[ { "created": "Mon, 1 Apr 2013 06:30:36 GMT", "version": "v1" }, { "created": "Thu, 25 Apr 2013 13:06:50 GMT", "version": "v2" }, { "created": "Mon, 10 Nov 2014 12:24:24 GMT", "version": "v3" }, { "created": "Mon, 9 Nov 2015 08:27:37 GMT", "version": "v4" } ]
2017-06-05
[ [ "Vacaru", "Sergiu I.", "" ] ]
Using our anholonomic frame deformation method, we show how generic off-diagonal cosmological solutions depending, in general, on all spacetime coordinates and undergoing a phase of ultra-slow contraction can be constructed in massive gravity. In this paper, there are found and studied new classes of locally anisotropi...
hep-th/0502169
Papantonopoulos Eleftherios
Bertha Cuadros-Melgar and Eleftherios Papantonopoulos
The Need of Dark Energy for Dynamical Compactification of Extra Dimensions on the Brane
18 pages, 4 figures, no changes, to appear in Phys. Rev. D
Phys.Rev. D72 (2005) 064008
10.1103/PhysRevD.72.064008
null
hep-th gr-qc
null
We consider a six-dimensional braneworld model and we study the cosmological evolution of a (4+1) brane-universe. Introducing matter on the brane we show that the scale factor of the physical three-dimensional brane-universe is related to the scale factor of the fourth dimension on the brane, and the suppression of t...
[ { "created": "Fri, 18 Feb 2005 15:20:00 GMT", "version": "v1" }, { "created": "Wed, 31 Aug 2005 11:26:32 GMT", "version": "v2" } ]
2009-11-11
[ [ "Cuadros-Melgar", "Bertha", "" ], [ "Papantonopoulos", "Eleftherios", "" ] ]
We consider a six-dimensional braneworld model and we study the cosmological evolution of a (4+1) brane-universe. Introducing matter on the brane we show that the scale factor of the physical three-dimensional brane-universe is related to the scale factor of the fourth dimension on the brane, and the suppression of the...
hep-th/9507042
Pinto Marcus
Benoit Bellet, Philippe Garcia, Frederic Geniet and Marcus B. Pinto (Montpellier U.)
Variational solution of the Gross-Neveu model at finite temperature in the large N limit
12 p., 1 fig, this is the version which will appear in the Phys Lett B, it differs from the previous one in what concerns the introduction and conclusions (re written), several references have been added
Phys.Lett. B363 (1995) 184-188
10.1016/0370-2693(95)01221-B
PM 95-36
hep-th
null
We use a nonperturbative variational method to investigate the phase transition of the Gross-Neveu model. It is shown that the variational procedure can be generalized to the finite temperature case. The large N result for the phase transition is correctly reproduced.
[ { "created": "Fri, 7 Jul 1995 14:01:21 GMT", "version": "v1" }, { "created": "Wed, 4 Oct 1995 13:52:42 GMT", "version": "v2" } ]
2009-10-28
[ [ "Bellet", "Benoit", "", "Montpellier U." ], [ "Garcia", "Philippe", "", "Montpellier U." ], [ "Geniet", "Frederic", "", "Montpellier U." ], [ "Pinto", "Marcus B.", "", "Montpellier U." ] ]
We use a nonperturbative variational method to investigate the phase transition of the Gross-Neveu model. It is shown that the variational procedure can be generalized to the finite temperature case. The large N result for the phase transition is correctly reproduced.
1704.06235
Tanmay Vachaspati
Tanmay Vachaspati
Quantum Backreaction on Classical Dynamics
8 pages; fixed minor typos
null
10.1103/PhysRevD.95.125002
null
hep-th gr-qc quant-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Motivated by various systems in which quantum effects occur in classical backgrounds, we consider the dynamics of a classical particle as described by a coherent state that is coupled to a quantum bath via bi-quadratic interactions. We evaluate the resulting quantum dissipation of the motion of the classical particle...
[ { "created": "Thu, 20 Apr 2017 17:10:02 GMT", "version": "v1" }, { "created": "Tue, 30 Jan 2018 03:43:20 GMT", "version": "v2" }, { "created": "Sun, 4 Feb 2018 18:38:53 GMT", "version": "v3" } ]
2018-02-06
[ [ "Vachaspati", "Tanmay", "" ] ]
Motivated by various systems in which quantum effects occur in classical backgrounds, we consider the dynamics of a classical particle as described by a coherent state that is coupled to a quantum bath via bi-quadratic interactions. We evaluate the resulting quantum dissipation of the motion of the classical particle. ...
hep-th/0701267
Tonguc Rador
Tongu\c{c} Rador
Acceleration of the Universe via f(R) Gravities and The Stability of Extra Dimensions
Added and corrected some references, corrected typos and clarified an argument about vanishing curvature scalar solutions. Added further references and a note on the earlier related works of Zhuk et. al. I thank Prof. Zhuk for his comments. Added further references. Somewhat enlarged and clarified exposition
Phys.Rev.D75:064033,2007
10.1103/PhysRevD.75.064033
null
hep-th
null
We discuss the possibility of obtaining the present acceleration of the universe via f(R) gravity theories which recently attracted much attention. It is known that f(R) theories generally have room for this. In this work we stress that the requirement for the stabilization of extra dimensions is naturally incorporat...
[ { "created": "Mon, 29 Jan 2007 17:40:54 GMT", "version": "v1" }, { "created": "Thu, 1 Feb 2007 16:39:12 GMT", "version": "v2" }, { "created": "Fri, 2 Feb 2007 13:33:40 GMT", "version": "v3" }, { "created": "Fri, 16 Feb 2007 10:59:06 GMT", "version": "v4" } ]
2008-11-26
[ [ "Rador", "Tonguç", "" ] ]
We discuss the possibility of obtaining the present acceleration of the universe via f(R) gravity theories which recently attracted much attention. It is known that f(R) theories generally have room for this. In this work we stress that the requirement for the stabilization of extra dimensions is naturally incorporated...
2403.14107
Yu Nakayama
Yu Nakayama
Generalized Free Conformal Field Theories at Infinite Temperature -- In memory of Iwasaki-sensei
8 pages
null
null
YITP-24-31
hep-th hep-lat
http://creativecommons.org/licenses/by/4.0/
Can space-time symmetries such as Lorentz, dilatation, or conformal symmetry be recovered at infinite temperature? To address this question, we study correlation functions of generalized free conformal field theories (a.k.a free holographic theories in thermal AdS space-time) at infinite temperature. We show that the...
[ { "created": "Thu, 21 Mar 2024 03:39:30 GMT", "version": "v1" } ]
2024-03-22
[ [ "Nakayama", "Yu", "" ] ]
Can space-time symmetries such as Lorentz, dilatation, or conformal symmetry be recovered at infinite temperature? To address this question, we study correlation functions of generalized free conformal field theories (a.k.a free holographic theories in thermal AdS space-time) at infinite temperature. We show that they ...
hep-th/0604117
Klaus Bering
K. Bering
A Note on Semidensities in Antisymplectic Geometry
11 pages, LaTeX. v2: Added eqs. (4.1), (6.3), (6.4) & (6.5). v3: Sec. 6 expanded and ref. added. v4: Included a proof of the main statement in the appendices. v5: Flipped the sign convention for \nu^{(2)}. v6: Stylistic changes
J.Math.Phys.47:123513,2006
10.1063/1.2352859
null
hep-th math.DG math.SG
null
We revisit Khudaverdian's geometric construction of an odd nilpotent operator \Delta_E that sends semidensities to semidensities on an antisymplectic manifold. We find a local formula for the \Delta_E operator in arbitrary coordinates and we discuss its connection to Batalin-Vilkovisky quantization.
[ { "created": "Mon, 17 Apr 2006 19:49:02 GMT", "version": "v1" }, { "created": "Tue, 18 Apr 2006 19:48:19 GMT", "version": "v2" }, { "created": "Thu, 18 May 2006 15:46:28 GMT", "version": "v3" }, { "created": "Mon, 17 Jul 2006 15:28:29 GMT", "version": "v4" }, { "c...
2015-06-26
[ [ "Bering", "K.", "" ] ]
We revisit Khudaverdian's geometric construction of an odd nilpotent operator \Delta_E that sends semidensities to semidensities on an antisymplectic manifold. We find a local formula for the \Delta_E operator in arbitrary coordinates and we discuss its connection to Batalin-Vilkovisky quantization.
2211.04736
Pujian Mao
Pujian Mao and Weicheng Zhao
Null boundary gravitational charges from local Lorentz symmetries
10 pages
Phys. Rev. D 107, 044004 (2023)
10.1103/PhysRevD.107.044004
null
hep-th gr-qc
http://creativecommons.org/licenses/by/4.0/
In this paper, we revisit the null boundary gravitational charge in the Newman-Penrose formalism with special emphasis on the charges from local Lorentz transformations. We find that there is one more charge derived from the local Lorentz transformation and the new charge is purely from the Holst term. This reveals a...
[ { "created": "Wed, 9 Nov 2022 08:17:48 GMT", "version": "v1" } ]
2023-02-03
[ [ "Mao", "Pujian", "" ], [ "Zhao", "Weicheng", "" ] ]
In this paper, we revisit the null boundary gravitational charge in the Newman-Penrose formalism with special emphasis on the charges from local Lorentz transformations. We find that there is one more charge derived from the local Lorentz transformation and the new charge is purely from the Holst term. This reveals a r...
hep-th/0005063
Kenji Hamada
Ken-ji Hamada (KEK)
On The BRST Formulation of Diffeomorphism Invariant 4D Quantum Gravity
Latex, 11 pages
null
null
null
hep-th
null
In this note we give some remarks on the BRST formulation of a renormalizable and diffemorphism invariant 4D quantum gravity recently proposed by the author, which satisfies the integrability condition by Riegard, Fradkin and Tseytlin at the 2-loop level. Diffeomorphism invariance requires an addition of the Wess-Zum...
[ { "created": "Mon, 8 May 2000 02:20:16 GMT", "version": "v1" } ]
2007-05-23
[ [ "Hamada", "Ken-ji", "", "KEK" ] ]
In this note we give some remarks on the BRST formulation of a renormalizable and diffemorphism invariant 4D quantum gravity recently proposed by the author, which satisfies the integrability condition by Riegard, Fradkin and Tseytlin at the 2-loop level. Diffeomorphism invariance requires an addition of the Wess-Zumin...
1110.3342
George Siopsis
James Alsup, George Siopsis, Jason Therrien
Hair on near-extremal Reissner-Nordstrom AdS black holes
PRD version: 15 pages, 9 figures, corrected typos, improved discussion
null
10.1103/PhysRevD.86.025002
UTHET-11-0801
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We discuss hairy black hole solutions with scalar hair of scaling dimension $\Delta$ and (small) electromagnetic coupling $q^2$, near extremality. Using trial functions, we show that hair forms below a critical temperature $T_c$ in the region of parameter space $(\Delta, q^2)$ above a critical line $q_c^2 (\Delta)$. ...
[ { "created": "Fri, 14 Oct 2011 21:10:52 GMT", "version": "v1" }, { "created": "Thu, 3 May 2012 14:01:10 GMT", "version": "v2" }, { "created": "Sun, 29 Jul 2012 13:18:07 GMT", "version": "v3" } ]
2013-05-30
[ [ "Alsup", "James", "" ], [ "Siopsis", "George", "" ], [ "Therrien", "Jason", "" ] ]
We discuss hairy black hole solutions with scalar hair of scaling dimension $\Delta$ and (small) electromagnetic coupling $q^2$, near extremality. Using trial functions, we show that hair forms below a critical temperature $T_c$ in the region of parameter space $(\Delta, q^2)$ above a critical line $q_c^2 (\Delta)$. Fo...
1112.4854
Martijn Wijnholt
R. Donagi and M. Wijnholt
Gluing Branes II: Flavour Physics and String Duality
V2: 61 pp, 2 figs, LaTex. Published version
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Recently we discussed new aspects of degenerate brane configurations, which can appear in the context of heterotic strings, perturbative type II, or M/F-theory. Here we continue our study of degenerate brane configurations, focussing on two applications. First we show how the notion of gluing can be viewed as a tool ...
[ { "created": "Tue, 20 Dec 2011 21:10:44 GMT", "version": "v1" }, { "created": "Thu, 26 Dec 2013 22:59:18 GMT", "version": "v2" } ]
2013-12-30
[ [ "Donagi", "R.", "" ], [ "Wijnholt", "M.", "" ] ]
Recently we discussed new aspects of degenerate brane configurations, which can appear in the context of heterotic strings, perturbative type II, or M/F-theory. Here we continue our study of degenerate brane configurations, focussing on two applications. First we show how the notion of gluing can be viewed as a tool to...
0810.5769
Mikhail Voloshin
A. Monin and M.B. Voloshin
Spontaneous decay of a metastable domain wall
13 pages, 2 figures
Phys.Rev.D79:025007,2009
10.1103/PhysRevD.79.025007
FTPI-MINN-08/40, UMN-TH-2722/08
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider the decay of a metastable domain wall. The transition proceeds through quantum tunneling, and we calculate in arbitrary number of dimensions the preexponential factor multiplying the leading semiclassical exponential expression for the rate of the process. We find that the effect of the motion in transver...
[ { "created": "Fri, 31 Oct 2008 19:36:31 GMT", "version": "v1" } ]
2009-01-21
[ [ "Monin", "A.", "" ], [ "Voloshin", "M. B.", "" ] ]
We consider the decay of a metastable domain wall. The transition proceeds through quantum tunneling, and we calculate in arbitrary number of dimensions the preexponential factor multiplying the leading semiclassical exponential expression for the rate of the process. We find that the effect of the motion in transverse...
1408.4632
Ulrich Theis
Ulrich Theis
Membrane Instantons from Toda Field Theory
22 pages. v2: added some comments and references
null
null
ITP-UH-15/14
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Four-dimensional quaternion-Kaehler metrics with an isometry are determined by solutions to the SU($\infty$) Toda equation. We set up a perturbation theory to construct approximate solutions to the latter which can be interpreted as membrane instanton corrections to the moduli space metric of the universal hypermulti...
[ { "created": "Wed, 20 Aug 2014 12:53:15 GMT", "version": "v1" }, { "created": "Mon, 1 Sep 2014 11:56:34 GMT", "version": "v2" } ]
2014-09-02
[ [ "Theis", "Ulrich", "" ] ]
Four-dimensional quaternion-Kaehler metrics with an isometry are determined by solutions to the SU($\infty$) Toda equation. We set up a perturbation theory to construct approximate solutions to the latter which can be interpreted as membrane instanton corrections to the moduli space metric of the universal hypermultipl...
1812.07684
Rodolfo Jos\'e Bueno Rogerio
C. H. Coronado Villalobos, R. J. Bueno Rogerio and E. F. T. S\~ao Sabbas
Type-4 spinors: transmuting from Elko to single-helicity spinors
9 pages, 0 figures
Eur. Phys. J. C (2019) 79:308
10.1140/epjc/s10052-019-6832-2
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this communication we briefly report an unexpected theoretical discovery which emerge from the mapping of Elko mass-dimension-one spinors into single helicity spinors. Such procedure unveils a class of spinor which is classified as type-4 spinor field within Lounesto classification. In this paper we explore the un...
[ { "created": "Tue, 18 Dec 2018 23:04:57 GMT", "version": "v1" }, { "created": "Sat, 9 Feb 2019 15:50:15 GMT", "version": "v2" }, { "created": "Sun, 3 Mar 2019 17:52:53 GMT", "version": "v3" } ]
2019-04-09
[ [ "Villalobos", "C. H. Coronado", "" ], [ "Rogerio", "R. J. Bueno", "" ], [ "Sabbas", "E. F. T. São", "" ] ]
In this communication we briefly report an unexpected theoretical discovery which emerge from the mapping of Elko mass-dimension-one spinors into single helicity spinors. Such procedure unveils a class of spinor which is classified as type-4 spinor field within Lounesto classification. In this paper we explore the unde...
2006.10625
Jan Boruch
Jan Boruch
Entanglement wedge cross-section in shock wave geometries
19 pages, 4 figures; v2 typos fixed, references added
null
10.1007/JHEP07(2020)208
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider reflected entropy in a thermofield double state perturbed by a heavy operator insertion. For sufficiently early operator insertions the dual geometry can be described by a localized shock wave geometry. We calculate the entanglement wedge cross-section in this geometry for symmetric intervals and find tha...
[ { "created": "Thu, 18 Jun 2020 15:48:41 GMT", "version": "v1" }, { "created": "Thu, 25 Jun 2020 16:26:13 GMT", "version": "v2" } ]
2020-08-11
[ [ "Boruch", "Jan", "" ] ]
We consider reflected entropy in a thermofield double state perturbed by a heavy operator insertion. For sufficiently early operator insertions the dual geometry can be described by a localized shock wave geometry. We calculate the entanglement wedge cross-section in this geometry for symmetric intervals and find that ...
1904.13235
Jing-Bo Wang
Jingbo Wang
Central charges for Kerr and Kerr-AdS black holes in diverse dimensions
6 pages, comments are welcomed;v2, make connection with the thermodynamic potential;v3, bring the interacting scalar field theory which has a special form of Hamiltonian;
null
null
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In the previous work we give a microscopic explanation of the entropy for the BTZ black hole and four-dimensional Kerr black hole based on the massless scalar field theory on the horizon. An essential input is the central charges of those black holes. In this paper, we calculate the central charges for Kerr black hol...
[ { "created": "Mon, 29 Apr 2019 02:53:41 GMT", "version": "v1" }, { "created": "Mon, 18 Nov 2019 08:59:56 GMT", "version": "v2" }, { "created": "Thu, 2 Jan 2020 06:57:30 GMT", "version": "v3" } ]
2020-01-03
[ [ "Wang", "Jingbo", "" ] ]
In the previous work we give a microscopic explanation of the entropy for the BTZ black hole and four-dimensional Kerr black hole based on the massless scalar field theory on the horizon. An essential input is the central charges of those black holes. In this paper, we calculate the central charges for Kerr black holes...
2103.05013
Matthew Yu
Jaume Gomis, Ziqi Yan, Matthew Yu
KLT Factorization of Winding String Amplitudes
41 pages, 8 figures
null
10.1007/JHEP06(2021)057
null
hep-th math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We uncover a Kawai-Lewellen-Tye (KLT)-type factorization of closed string amplitudes into open string amplitudes for closed string states carrying winding and momentum in toroidal compactifications. The winding and momentum closed string quantum numbers map respectively to the integer and fractional winding quantum n...
[ { "created": "Mon, 8 Mar 2021 19:00:04 GMT", "version": "v1" }, { "created": "Sun, 25 Jul 2021 19:42:21 GMT", "version": "v2" } ]
2021-08-06
[ [ "Gomis", "Jaume", "" ], [ "Yan", "Ziqi", "" ], [ "Yu", "Matthew", "" ] ]
We uncover a Kawai-Lewellen-Tye (KLT)-type factorization of closed string amplitudes into open string amplitudes for closed string states carrying winding and momentum in toroidal compactifications. The winding and momentum closed string quantum numbers map respectively to the integer and fractional winding quantum num...
hep-th/9310125
null
Alexander Turbiner
Hidden algebra of the $N$-body Calogero problem
10pp., CWRU-Math, October 1993
Phys.Lett. B320 (1994) 281-286
10.1016/0370-2693(94)90657-2
null
hep-th funct-an math.FA
null
A certain generalization of the algebra $gl(N,{\bf R})$ of first-order differential operators acting on a space of inhomogeneous polynomials in ${\bf R}^{N-1}$ is constructed. The generators of this (non)Lie algebra depend on permutation operators. It is shown that the Hamiltonian of the $N$-body Calogero model can b...
[ { "created": "Tue, 19 Oct 1993 22:50:46 GMT", "version": "v1" }, { "created": "Sun, 24 Oct 1993 00:17:05 GMT", "version": "v2" } ]
2009-10-22
[ [ "Turbiner", "Alexander", "" ] ]
A certain generalization of the algebra $gl(N,{\bf R})$ of first-order differential operators acting on a space of inhomogeneous polynomials in ${\bf R}^{N-1}$ is constructed. The generators of this (non)Lie algebra depend on permutation operators. It is shown that the Hamiltonian of the $N$-body Calogero model can be ...
1503.01450
Kenta Murase
Kenta Murase
Anomaly of Tensionless String in Light-cone Gauge
44 pages
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The classical tensionless string theory has the spacetime conformal symmetry. We expect and require that the quantum tensionless string theory has it too. In the BRST quantization method, the theory has no spacetime conformal anomaly in two dimensions. On the other hand, in the light-cone gauge quantization without t...
[ { "created": "Wed, 4 Mar 2015 20:40:59 GMT", "version": "v1" } ]
2015-03-05
[ [ "Murase", "Kenta", "" ] ]
The classical tensionless string theory has the spacetime conformal symmetry. We expect and require that the quantum tensionless string theory has it too. In the BRST quantization method, the theory has no spacetime conformal anomaly in two dimensions. On the other hand, in the light-cone gauge quantization without the...
hep-th/9610224
null
I. P. Ennes, A. V. Ramallo and J. M. Sanchez de Santos
Structure constants for the osp(1|2) current algebra
64 pages, phyzzx, no figures
Nucl.Phys. B491 (1997) 574-618
10.1016/S0550-3213(97)00052-7
; US-FT-40/96
hep-th
null
We study the free field realization of the two-dimensional osp(1|2) current algebra. We consider the case in which the level of the affine osp(1|2) symmetry is a positive integer. Using the Coulomb gas technique we obtain integral representations for the conformal blocks of the model. In particular, from the behaviou...
[ { "created": "Mon, 28 Oct 1996 06:33:24 GMT", "version": "v1" } ]
2009-10-30
[ [ "Ennes", "I. P.", "" ], [ "Ramallo", "A. V.", "" ], [ "de Santos", "J. M. Sanchez", "" ] ]
We study the free field realization of the two-dimensional osp(1|2) current algebra. We consider the case in which the level of the affine osp(1|2) symmetry is a positive integer. Using the Coulomb gas technique we obtain integral representations for the conformal blocks of the model. In particular, from the behaviour ...
1407.5608
Abdollah Refaei
A. Refaei
On the effective action of the vacuum photon splitting in Lorentz violating QED through Krein space
null
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The finding of an explicit effective action describing amplitude of photon triple splitting is investigated through Krein space quantization and quantum metric fluctuation. Using the derivative expansion method, the one-loop radiative corrections from Lorentz- and CPT- violating extended Krein QED shows that it is no...
[ { "created": "Mon, 21 Jul 2014 19:39:13 GMT", "version": "v1" } ]
2014-07-22
[ [ "Refaei", "A.", "" ] ]
The finding of an explicit effective action describing amplitude of photon triple splitting is investigated through Krein space quantization and quantum metric fluctuation. Using the derivative expansion method, the one-loop radiative corrections from Lorentz- and CPT- violating extended Krein QED shows that it is not ...
1906.09083
Victor Godet
Alejandra Castro and Victor Godet
Breaking away from the near horizon of extreme Kerr
v2: typo fixed and reference added; v3: expanded appendix with on-shell action
SciPost Phys. 8, 089 (2020)
10.21468/SciPostPhys.8.6.089
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study gravitational perturbations around the near horizon geometry of the (near) extreme Kerr black hole. By considering a consistent truncation for the metric fluctuations, we obtain a solution to the linearized Einstein equations. The dynamics is governed by two master fields which, in the context of the nAdS$_2...
[ { "created": "Fri, 21 Jun 2019 11:48:16 GMT", "version": "v1" }, { "created": "Fri, 6 Sep 2019 17:41:15 GMT", "version": "v2" }, { "created": "Thu, 5 Dec 2019 18:12:59 GMT", "version": "v3" } ]
2020-06-17
[ [ "Castro", "Alejandra", "" ], [ "Godet", "Victor", "" ] ]
We study gravitational perturbations around the near horizon geometry of the (near) extreme Kerr black hole. By considering a consistent truncation for the metric fluctuations, we obtain a solution to the linearized Einstein equations. The dynamics is governed by two master fields which, in the context of the nAdS$_2$/...
hep-th/0102052
Kuratov
I.V.Kostyakov, N.A.Gromov, V.V.Kuratov
Graded contractions of Virasoro algebras
10 pages, Latex. Report given at XXIII Int. Colloquium on Group Theoretical Methods in Physics, July 31 - August 05, 2000, Dubna (Russia)
null
null
null
hep-th
null
We describe graded contractions of Virasoro algebra. The highest weight representations of Virasoro algebra are constructed. The reducibility of representations is analysed. In contrast to standart representations the contracted ones are reducible except some special cases. Moreover we find an exotic module with null...
[ { "created": "Fri, 9 Feb 2001 13:48:48 GMT", "version": "v1" } ]
2007-05-23
[ [ "Kostyakov", "I. V.", "" ], [ "Gromov", "N. A.", "" ], [ "Kuratov", "V. V.", "" ] ]
We describe graded contractions of Virasoro algebra. The highest weight representations of Virasoro algebra are constructed. The reducibility of representations is analysed. In contrast to standart representations the contracted ones are reducible except some special cases. Moreover we find an exotic module with null-p...
1206.6510
Hong Lu
H. Lu and C. N. Pope
Gyrating Schrodinger Geometries and Non-Relativistic Field Theories
9 pages
null
10.1103/PhysRevD.86.061501
MIFPA 12-24
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We propose homogeneous metrics of Petrov type III that describe gyrating Schrodinger geometries as duals to some non-relativistic field theories, in which the Schrodinger symmetry is broken further so that the phase space has a linear dependence of the momentum in a selected direction. We show that such solutions can...
[ { "created": "Wed, 27 Jun 2012 20:06:26 GMT", "version": "v1" } ]
2013-05-30
[ [ "Lu", "H.", "" ], [ "Pope", "C. N.", "" ] ]
We propose homogeneous metrics of Petrov type III that describe gyrating Schrodinger geometries as duals to some non-relativistic field theories, in which the Schrodinger symmetry is broken further so that the phase space has a linear dependence of the momentum in a selected direction. We show that such solutions can a...
2407.13956
Makoto Natsuume
Makoto Natsuume
What is the dual Ginzburg-Landau theory for holographic superconductors?
43 pages, JHEP
null
null
KEK-TH-2608
hep-th cond-mat.str-el cond-mat.supr-con gr-qc
http://creativecommons.org/licenses/by/4.0/
Holographic superconductors are holographic duals of superconductors. Macroscopically, a superconductor should be described by the Ginzburg-Landau (GL) theory. There is ample evidence that the holographic superconductors are described by the standard GL theory, but the exact form of the dual GL theory is little known...
[ { "created": "Fri, 19 Jul 2024 00:28:33 GMT", "version": "v1" } ]
2024-07-22
[ [ "Natsuume", "Makoto", "" ] ]
Holographic superconductors are holographic duals of superconductors. Macroscopically, a superconductor should be described by the Ginzburg-Landau (GL) theory. There is ample evidence that the holographic superconductors are described by the standard GL theory, but the exact form of the dual GL theory is little known. ...
hep-th/0105125
J. A. de Azcarraga
J.A. de Azc\'arraga and J.M. Izquierdo
Superalgebra cohomology, the geometry of extended superspaces and superbranes
12 pages, LATEX. Invited lecture delivered at the XXXVII Karpacz Winter School on "New Developments in Fundamental Interaction Theories" (6-15 February, 2001, Karpacz, Poland). To be published in the Proceedings
null
10.1063/1.1419311
FTUV--01-0505 \quad IFIC--01-24
hep-th
null
We present here a cohomological analysis of the new spacetime superalgebras that arise in the context of superbrane theory. They lead to enlarged superspaces that allow us to write D-brane actions in terms of fields associated with the additional superspace variables. This suggests that there is an extended superspac...
[ { "created": "Mon, 14 May 2001 09:58:23 GMT", "version": "v1" } ]
2009-11-07
[ [ "de Azcárraga", "J. A.", "" ], [ "Izquierdo", "J. M.", "" ] ]
We present here a cohomological analysis of the new spacetime superalgebras that arise in the context of superbrane theory. They lead to enlarged superspaces that allow us to write D-brane actions in terms of fields associated with the additional superspace variables. This suggests that there is an extended superspace/...
hep-th/9607076
Shinya Wada
Hideaki Aoyama, Toshiyuki Harano, Masatoshi Sato, Shinya Wada
Multi-instanton calculus in N=2 supersymmetric QCD
11 pages, LaTeX, The result for $N_f=4$ flavors is added, which does not agree with Seiberg-Witten's result, but does agree with the result of hep-th/9607202
Phys.Lett. B388 (1996) 331-337
10.1016/S0370-2693(96)01258-0
KUCP-0100, KUNS-1402 HE(TH)96/05
hep-th
null
Microscopic tests of the exact results are performed in N=2 SU(2) supersymmetric QCD. We construct the multi-instanton solution in N=2 supersymmetric QCD and calculate the two-instanton contribution ${\cal F}_2$ to the prepotential ${\cal F}$ explicitly. For $N_f=1,2$, instanton calculus agrees with the prediction of...
[ { "created": "Wed, 10 Jul 1996 04:25:40 GMT", "version": "v1" }, { "created": "Fri, 2 Aug 1996 06:30:26 GMT", "version": "v2" } ]
2009-10-30
[ [ "Aoyama", "Hideaki", "" ], [ "Harano", "Toshiyuki", "" ], [ "Sato", "Masatoshi", "" ], [ "Wada", "Shinya", "" ] ]
Microscopic tests of the exact results are performed in N=2 SU(2) supersymmetric QCD. We construct the multi-instanton solution in N=2 supersymmetric QCD and calculate the two-instanton contribution ${\cal F}_2$ to the prepotential ${\cal F}$ explicitly. For $N_f=1,2$, instanton calculus agrees with the prediction of t...
1009.4637
Herintsitohaina Ratsimbarison
Herintsitohaina M. Ratsimbarison
Quark scalar current correlator in AdS/QCD approach
Talk presented at QCD 10, the 25-th anniversary of QCD Montpellier conference series, to appear in the Proceedings
Nucl.Phys.Proc.Suppl.207-208:240-242,2010
10.1016/j.nuclphysbps.2010.10.062
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We use a holographic model to compute the quark scalar current correlator. Already used in other contexts, our model consists in a bulk field theory defined on a deformed Anti de Sitter space and allows to derive analogous results to those of the soft wall model. One issue of such computations is to understand releva...
[ { "created": "Thu, 23 Sep 2010 15:30:44 GMT", "version": "v1" } ]
2011-02-15
[ [ "Ratsimbarison", "Herintsitohaina M.", "" ] ]
We use a holographic model to compute the quark scalar current correlator. Already used in other contexts, our model consists in a bulk field theory defined on a deformed Anti de Sitter space and allows to derive analogous results to those of the soft wall model. One issue of such computations is to understand relevant...
hep-th/9806081
Jan C. Plefka
Jan C. Plefka, Marco Serone and Andrew K. Waldron
The Matrix Theory S-Matrix
10 pages, RevTeX, no figures
Phys.Rev.Lett. 81 (1998) 2866-2869
10.1103/PhysRevLett.81.2866
NIKHEF 98-016, UvA-WINS-Wisk-98-06
hep-th
null
The technology required for eikonal scattering amplitude calculations in Matrix theory is developed. Using the entire supersymmetric completion of the v^4/r^7 Matrix theory potential we compute the graviton-graviton scattering amplitude and find agreement with eleven dimensional supergravity at tree level.
[ { "created": "Wed, 10 Jun 1998 22:47:13 GMT", "version": "v1" } ]
2009-10-31
[ [ "Plefka", "Jan C.", "" ], [ "Serone", "Marco", "" ], [ "Waldron", "Andrew K.", "" ] ]
The technology required for eikonal scattering amplitude calculations in Matrix theory is developed. Using the entire supersymmetric completion of the v^4/r^7 Matrix theory potential we compute the graviton-graviton scattering amplitude and find agreement with eleven dimensional supergravity at tree level.
1108.0400
Gaston Giribet
Gaston Giribet, Andr\'es Goya, Mauricio Leston
Boundary stress tensor and asymptotically AdS3 non-Einstein spaces at the chiral point
8 pages. v2 minor typos corrected
Phys. Rev. D84 (2011) 066003
10.1103/PhysRevD.84.066003
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Chiral gravity admits asymptotically AdS3 solutions that are not locally equivalent to AdS3; meaning that solutions do exist which, while obeying the strong boundary conditions usually imposed in General Relativity, happen not to be Einstein spaces. In Topologically Massive Gravity (TMG), the existence of non-Einstei...
[ { "created": "Mon, 1 Aug 2011 19:31:52 GMT", "version": "v1" }, { "created": "Fri, 5 Aug 2011 22:09:36 GMT", "version": "v2" } ]
2013-05-29
[ [ "Giribet", "Gaston", "" ], [ "Goya", "Andrés", "" ], [ "Leston", "Mauricio", "" ] ]
Chiral gravity admits asymptotically AdS3 solutions that are not locally equivalent to AdS3; meaning that solutions do exist which, while obeying the strong boundary conditions usually imposed in General Relativity, happen not to be Einstein spaces. In Topologically Massive Gravity (TMG), the existence of non-Einstein ...
hep-th/9512207
Rue-Ron Hsu
Rue-Ron Hsu, Bokai Yang (National Cheng-Kung Univ.,Taiwan) and Chin-Rong Lee (National Chung Cheng Univ.,Taiwan)
The Post-Newtonian Limit of Dilaton Gravity
22 pages, use Latex
Chin.J.Phys. 34 (1996) 1285-1297
null
NCKU-HEP/95-08
hep-th gr-qc
null
We study the post-Newtonian limit of a generalized dilaton gravity in which gravity is coupled to dilaton and eletromagnetic fields. The field equations are derived using the post-Newtonian scheme, and the approximate solution is presented for a point mass with electric and dilaton charges. The result indicates that ...
[ { "created": "Thu, 28 Dec 1995 17:29:20 GMT", "version": "v1" } ]
2007-05-23
[ [ "Hsu", "Rue-Ron", "", "National Cheng-Kung Univ.,Taiwan" ], [ "Yang", "Bokai", "", "National Cheng-Kung Univ.,Taiwan" ], [ "Lee", "Chin-Rong", "", "National Chung Cheng Univ.,Taiwan" ] ]
We study the post-Newtonian limit of a generalized dilaton gravity in which gravity is coupled to dilaton and eletromagnetic fields. The field equations are derived using the post-Newtonian scheme, and the approximate solution is presented for a point mass with electric and dilaton charges. The result indicates that th...
hep-th/9902160
Oren Bergman
Oren Bergman, Eric G. Gimon, Petr Horava
Brane Transfer Operations and T-Duality of Non-BPS States
28 pages harvmac, 4 figures; Expanded argument for relative K-theory in subsection 2.2, and added explicit K-theory groups of a point in eq.(A.3) of the appendix
JHEP 9904 (1999) 010
10.1088/1126-6708/1999/04/010
CALT-68-2215
hep-th
null
Using the relation between D-brane charges and K-theory, we study non-BPS D-branes and their behavior under T-duality. We point out that in general compactifications, D-brane charges are classified by relative K-theory groups. T-duality is found to act as a symmetry between the relative K-theory groups in Type II and...
[ { "created": "Wed, 24 Feb 1999 00:53:25 GMT", "version": "v1" }, { "created": "Mon, 5 Apr 1999 17:57:25 GMT", "version": "v2" } ]
2009-10-31
[ [ "Bergman", "Oren", "" ], [ "Gimon", "Eric G.", "" ], [ "Horava", "Petr", "" ] ]
Using the relation between D-brane charges and K-theory, we study non-BPS D-branes and their behavior under T-duality. We point out that in general compactifications, D-brane charges are classified by relative K-theory groups. T-duality is found to act as a symmetry between the relative K-theory groups in Type II and T...
0809.1005
Yolanda Lozano
Norberto Gutierrez, Yolanda Lozano
Confinement and Non-perturbative Tachyons in Brane-Antibrane Systems
19 pages, comments and references added
Phys.Rev.D79:046010,2009
10.1103/PhysRevD.79.046010
FFUOV-08/10, CERN-TH-PH-2008-185
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present a worldvolume effective action suitable for the study of the confined phase of a Dp-anti-Dp system at weak coupling. We identify the mechanism by which the fundamental string arises from this action as a confined electric flux string when the Dp and the anti-Dp annihilate. We construct an explicit dual act...
[ { "created": "Fri, 5 Sep 2008 11:11:11 GMT", "version": "v1" }, { "created": "Fri, 24 Oct 2008 09:14:11 GMT", "version": "v2" } ]
2009-03-12
[ [ "Gutierrez", "Norberto", "" ], [ "Lozano", "Yolanda", "" ] ]
We present a worldvolume effective action suitable for the study of the confined phase of a Dp-anti-Dp system at weak coupling. We identify the mechanism by which the fundamental string arises from this action as a confined electric flux string when the Dp and the anti-Dp annihilate. We construct an explicit dual actio...
hep-th/0108058
Bodo Geyer
B. Geyer and D. M"ulsch
Twisted N=8, D=2 super Yang-Mills theory as example of a Hodge-type cohomological theory
8 pages, Latex
Phys.Lett.B518:181-187,2001
10.1016/S0370-2693(01)01043-7
NTZ 13/2001
hep-th
null
It is shown that the dimensional reduction of the N_T=2, D=3 Blau-Thompson model to D=2, i.e., the novel topological twist of N=8, D=2 super Yang-Mills theory, provides an example of a Hodge-type cohomological theory. In that theory the generators of the topological shift, co-shift and gauge symmetry, together with a...
[ { "created": "Thu, 9 Aug 2001 11:25:53 GMT", "version": "v1" } ]
2011-07-19
[ [ "Geyer", "B.", "" ], [ "M\"ulsch", "D.", "" ] ]
It is shown that the dimensional reduction of the N_T=2, D=3 Blau-Thompson model to D=2, i.e., the novel topological twist of N=8, D=2 super Yang-Mills theory, provides an example of a Hodge-type cohomological theory. In that theory the generators of the topological shift, co-shift and gauge symmetry, together with a d...
1210.7934
Konstantin Klimenko
K.G. Klimenko, R.N. Zhokhov and V.Ch. Zhukovsky
Superconducting phase transitions induced by chemical potential in (2+1)-dimensional four-fermion quantum field theory
15 pages, 14 figures; accepted for publication in PRD
null
10.1103/PhysRevD.86.105010
null
hep-th hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In the paper a generalization of the (1+1)-dimensional model by Chodos et al [Phys. Rev. D61, 045011 (2000)] has been performed to the case of (2+1)-dimensional spacetime. The model includes four-fermion interaction both in the fermion-antifermion (or chiral) and fermion-fermion (or superconducting) channels. We stud...
[ { "created": "Tue, 30 Oct 2012 09:03:45 GMT", "version": "v1" } ]
2015-06-11
[ [ "Klimenko", "K. G.", "" ], [ "Zhokhov", "R. N.", "" ], [ "Zhukovsky", "V. Ch.", "" ] ]
In the paper a generalization of the (1+1)-dimensional model by Chodos et al [Phys. Rev. D61, 045011 (2000)] has been performed to the case of (2+1)-dimensional spacetime. The model includes four-fermion interaction both in the fermion-antifermion (or chiral) and fermion-fermion (or superconducting) channels. We study ...
1912.11748
Yu Nakayama
Yu Nakayama
Exclusion Inside or at the Border of Conformal Bootstrap Continent
15 pages, 5 figures, v2: reference added
null
10.1142/S0217751X20500360
RUP-19-31
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
How large can anomalous dimensions be in conformal field theories? What can we do to attain larger values? One attempt to obtain large anomalous dimensions efficiently is to use the Pauli exclusion principle. Certain operators constructed out of constituent fermions cannot form bound states without introducing non-tr...
[ { "created": "Thu, 26 Dec 2019 02:03:28 GMT", "version": "v1" }, { "created": "Wed, 5 Feb 2020 06:50:13 GMT", "version": "v2" } ]
2020-04-22
[ [ "Nakayama", "Yu", "" ] ]
How large can anomalous dimensions be in conformal field theories? What can we do to attain larger values? One attempt to obtain large anomalous dimensions efficiently is to use the Pauli exclusion principle. Certain operators constructed out of constituent fermions cannot form bound states without introducing non-triv...
1608.01436
Shin Sasaki
Shin Sasaki, Masaya Yata
Non-geometric Five-branes in Heterotic Supergravity
26 pages, 1 figure, minor text improvements
JHEP11 (2016) 064
10.1007/JHEP11(2016)064
null
hep-th
http://creativecommons.org/licenses/by/4.0/
We study T-duality chains of five-branes in heterotic supergravity where the first order $\alpha'$-corrections are present. By performing the $\alpha'$-corrected T-duality transformations of the heterotic NS5-brane solutions, we obtain the KK5-brane and the exotic $5^2_2$-brane solutions associated with the symmetric...
[ { "created": "Thu, 4 Aug 2016 06:33:31 GMT", "version": "v1" }, { "created": "Wed, 10 Aug 2016 14:20:22 GMT", "version": "v2" }, { "created": "Thu, 17 Nov 2016 11:03:14 GMT", "version": "v3" }, { "created": "Mon, 15 Mar 2021 02:41:55 GMT", "version": "v4" } ]
2021-03-16
[ [ "Sasaki", "Shin", "" ], [ "Yata", "Masaya", "" ] ]
We study T-duality chains of five-branes in heterotic supergravity where the first order $\alpha'$-corrections are present. By performing the $\alpha'$-corrected T-duality transformations of the heterotic NS5-brane solutions, we obtain the KK5-brane and the exotic $5^2_2$-brane solutions associated with the symmetric, ...
hep-th/0212126
M. Hossein Dehghani
M. H. Dehghani and A. Khodam-Mohammadi
Thermodynamics of d-dimensional charged rotating black brane and AdS/CFT correspondence
REVTEX4, 15 pages, 1 figure
Phys.Rev.D67:084006,2003
10.1103/PhysRevD.67.084006
null
hep-th
null
We compute the Euclidean actions of a $d$-dimensional charged rotating black brane both in the canonical and the grand-canonical ensemble through the use of the counterterms renormalization method, and show that the logarithmic divergencies associated with the Weyl anomalies and matter field vanish. We obtain a Smarr...
[ { "created": "Wed, 11 Dec 2002 13:54:41 GMT", "version": "v1" }, { "created": "Mon, 21 Apr 2003 07:30:23 GMT", "version": "v2" } ]
2008-11-26
[ [ "Dehghani", "M. H.", "" ], [ "Khodam-Mohammadi", "A.", "" ] ]
We compute the Euclidean actions of a $d$-dimensional charged rotating black brane both in the canonical and the grand-canonical ensemble through the use of the counterterms renormalization method, and show that the logarithmic divergencies associated with the Weyl anomalies and matter field vanish. We obtain a Smarr-t...
hep-th/9812172
Ori Ganor
Yeuk-Kwan E. Cheung, Ori J. Ganor, Morten Krogh and Andrei Yu. Mikhailov
Instantons on a Non-commutative $T^4$ from Twisted (2,0) and Little-String Theories
32pp TeX, minor corrections
Nucl.Phys. B564 (2000) 259-284
null
PUPT-1826, ITEP-TH-68/98
hep-th math-ph math.MP
null
We show that the moduli space of the $(2,0)$ and little-string theories compactified on $T^3$ with R-symmetry twists is equal to the moduli space of U(1) instantons on a non-commutative $T^4$. The moduli space of $U(q)$ instantons on a non-commutative $T^4$ is obtained from little-string theories of NS5-branes at $A_...
[ { "created": "Fri, 18 Dec 1998 22:13:48 GMT", "version": "v1" }, { "created": "Wed, 23 Dec 1998 20:07:57 GMT", "version": "v2" } ]
2007-05-23
[ [ "Cheung", "Yeuk-Kwan E.", "" ], [ "Ganor", "Ori J.", "" ], [ "Krogh", "Morten", "" ], [ "Mikhailov", "Andrei Yu.", "" ] ]
We show that the moduli space of the $(2,0)$ and little-string theories compactified on $T^3$ with R-symmetry twists is equal to the moduli space of U(1) instantons on a non-commutative $T^4$. The moduli space of $U(q)$ instantons on a non-commutative $T^4$ is obtained from little-string theories of NS5-branes at $A_{q...
1508.01855
Joseph Ben Geloun
Joseph Ben Geloun, Riccardo Martini and Daniele Oriti
Functional Renormalisation Group analysis of a Tensorial Group Field Theory on $\mathbb{R}^3$
7 pages, 2 Figures
null
10.1209/0295-5075/112/31001
ICMPA/MPA/2015/05
hep-th gr-qc math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study a model of Tensorial Group Field Theory (TGFT) on $\mathbb{R}^3$ from the point of view of the Functional Renormalisation Group. This is the first attempt to apply a renormalisation procedure to a TGFT model defined over a non-compact group manifold. IR divergences (with respect to the metric on $\mathbb{R}$...
[ { "created": "Sat, 8 Aug 2015 05:22:50 GMT", "version": "v1" } ]
2015-12-09
[ [ "Geloun", "Joseph Ben", "" ], [ "Martini", "Riccardo", "" ], [ "Oriti", "Daniele", "" ] ]
We study a model of Tensorial Group Field Theory (TGFT) on $\mathbb{R}^3$ from the point of view of the Functional Renormalisation Group. This is the first attempt to apply a renormalisation procedure to a TGFT model defined over a non-compact group manifold. IR divergences (with respect to the metric on $\mathbb{R}$) ...
0912.4724
Martin Rocek
M. Goteman, U. Lindstrom, M. Rocek, Itai Ryb
Sigma models with off-shell N=(4,4) supersymmetry and noncommuting complex structures
20 pages; v2: significant corrections, clarifications, and reorganization; v3: discussion of supersymmetry vs twisted supersymmetry added, relevant signs corrected.
JHEP 1009:055,2010
10.1007/JHEP09(2010)055
UUITP-28/09, YITP-SB-09-42
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We describe the conditions for extra supersymmetry in N=(2,2) supersymmetric nonlinear sigma models written in terms of semichiral superfields. We find that some of these models have additional off-shell supersymmetry. The (4,4) supersymmetry introduces geometrical structures on the target-space which are convenientl...
[ { "created": "Wed, 23 Dec 2009 20:28:52 GMT", "version": "v1" }, { "created": "Fri, 15 Jan 2010 05:09:49 GMT", "version": "v2" }, { "created": "Sun, 2 May 2010 03:10:50 GMT", "version": "v3" } ]
2014-11-20
[ [ "Goteman", "M.", "" ], [ "Lindstrom", "U.", "" ], [ "Rocek", "M.", "" ], [ "Ryb", "Itai", "" ] ]
We describe the conditions for extra supersymmetry in N=(2,2) supersymmetric nonlinear sigma models written in terms of semichiral superfields. We find that some of these models have additional off-shell supersymmetry. The (4,4) supersymmetry introduces geometrical structures on the target-space which are conveniently ...
hep-th/0105237
Gerard Clement
Gerard Clement and Dmitri Gal'tsov
Conformal mechanics on rotating Bertotti-Robinson spacetime
20 pages, Latex. Minor corrections. To be published in Nuclear Physics B
Nucl.Phys. B619 (2001) 741-759
10.1016/S0550-3213(01)00501-6
LAPTH-848/01 DTP-MSU/01-10
hep-th gr-qc
null
We investigate conformal mechanics associated with the rotating Bertotti-Robinson (RBR) geometry found recently as the near-horizon limit of the extremal rotating Einstein-Maxwell-dilaton-axion black holes. The solution breaks the $SL(2,R)\times SO(3)$ symmetry of Bertotti-Robinson (BR) spacetime to $SL(2,R)\times U(...
[ { "created": "Wed, 23 May 2001 14:22:03 GMT", "version": "v1" }, { "created": "Mon, 28 May 2001 09:43:58 GMT", "version": "v2" }, { "created": "Mon, 12 Nov 2001 14:21:00 GMT", "version": "v3" } ]
2009-11-07
[ [ "Clement", "Gerard", "" ], [ "Gal'tsov", "Dmitri", "" ] ]
We investigate conformal mechanics associated with the rotating Bertotti-Robinson (RBR) geometry found recently as the near-horizon limit of the extremal rotating Einstein-Maxwell-dilaton-axion black holes. The solution breaks the $SL(2,R)\times SO(3)$ symmetry of Bertotti-Robinson (BR) spacetime to $SL(2,R)\times U(1)...
2005.08388
Edgar Shaghoulian
Edgar Shaghoulian
A symmetry principle for emergent spacetime
6 pages. Essay written for the Gravity Research Foundation 2020 Awards for Essays on Gravitation
null
10.1142/S0218271820430142
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
There are many examples where geometry and gravity are concepts that emerge from a theory of quantum mechanics without gravity. This suggests thinking of gravity as an exotic phase of matter. Quantifying this phase in the Landau paradigm requires some sort of symmetry principle or order parameter that captures its ap...
[ { "created": "Sun, 17 May 2020 22:42:16 GMT", "version": "v1" } ]
2021-02-03
[ [ "Shaghoulian", "Edgar", "" ] ]
There are many examples where geometry and gravity are concepts that emerge from a theory of quantum mechanics without gravity. This suggests thinking of gravity as an exotic phase of matter. Quantifying this phase in the Landau paradigm requires some sort of symmetry principle or order parameter that captures its appe...
1808.01796
Suntharan Arunasalam
Suntharan Arunasalam and Archil Kobakhidze
Charged gravitational instantons: extra CP violation and charge quantisation in the Standard Model
v2: reference added
null
10.1140/epjc/s10052-019-6577-y
null
hep-th gr-qc hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We argue that quantum electrodynamics combined with quantum gravity results in a new source of CP violation, anomalous non-conservation of chiral charge and quantisation of electric charge. Further phenomenological and cosmological implications of this observation are briefly discussed within the standard model of pa...
[ { "created": "Mon, 6 Aug 2018 09:32:53 GMT", "version": "v1" }, { "created": "Mon, 13 Aug 2018 04:57:57 GMT", "version": "v2" } ]
2019-02-20
[ [ "Arunasalam", "Suntharan", "" ], [ "Kobakhidze", "Archil", "" ] ]
We argue that quantum electrodynamics combined with quantum gravity results in a new source of CP violation, anomalous non-conservation of chiral charge and quantisation of electric charge. Further phenomenological and cosmological implications of this observation are briefly discussed within the standard model of part...
1302.6581
Felix Berkhahn
Felix Berkhahn, Sophia M\"uller, Florian Niedermann, Robert Schneider
Microscopic Picture of Non-Relativistic Classicalons
11 pages
JCAP 1308 (2013) 028
10.1088/1475-7516/2013/08/028
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A theory of a non-relativistic, complex scalar field with derivatively coupled interaction terms is investigated. This toy model is considered as a prototype of a classicalizing theory and in particular of general relativity, for which the black hole constitutes a prominent example of a classicalon. Accordingly, the ...
[ { "created": "Tue, 26 Feb 2013 20:56:37 GMT", "version": "v1" } ]
2015-05-20
[ [ "Berkhahn", "Felix", "" ], [ "Müller", "Sophia", "" ], [ "Niedermann", "Florian", "" ], [ "Schneider", "Robert", "" ] ]
A theory of a non-relativistic, complex scalar field with derivatively coupled interaction terms is investigated. This toy model is considered as a prototype of a classicalizing theory and in particular of general relativity, for which the black hole constitutes a prominent example of a classicalon. Accordingly, the th...
hep-th/0310073
A. V. Prozorkevich
S.A. Smolyansky, V.V. Skokov, A.V. Prozorkevich
Kinetic Theory of the Quantum Field Systems With Unstable Vacuum
6 pages, 1 figure. Proceedings of XII International Conference on Selected Problems of Modern Physics, Dubna, June 8--11, 2003
Phys.Part.Nucl.Lett. 2 (2005) 293-299; Pisma Fiz.Elem.Chast.Atom.Yadra 2N5 (2005) 50-60
null
null
hep-th
null
The description of quantum field systems with meta-stable vacuum is motivated by studies of many physical problems (the decay of disoriented chiral condensate, the resonant decay of CP-odd meta-stable states, self-consistent model of QGP pre-equilibrium evolution, the phase transition problem in the systems with brok...
[ { "created": "Tue, 7 Oct 2003 20:27:20 GMT", "version": "v1" }, { "created": "Tue, 14 Oct 2003 05:53:22 GMT", "version": "v2" } ]
2007-05-23
[ [ "Smolyansky", "S. A.", "" ], [ "Skokov", "V. V.", "" ], [ "Prozorkevich", "A. V.", "" ] ]
The description of quantum field systems with meta-stable vacuum is motivated by studies of many physical problems (the decay of disoriented chiral condensate, the resonant decay of CP-odd meta-stable states, self-consistent model of QGP pre-equilibrium evolution, the phase transition problem in the systems with broken...
0710.5741
Rodrigo Ferreira Sobreiro
M.A.L. Capri, V.E.R. Lemes, R.F. Sobreiro, S.P. Sorella, R. Thibes
Study of the nonlocal gauge invariant mass operator $\mathrm{Tr} \int d^4x F_{\mu\nu} (D^2)^{-1} F_{\mu\nu}$ in the maximal Abelian gauge
null
J.Phys.A41:155401,2008
10.1088/1751-8113/41/15/155401
null
hep-th
null
The nonlocal gauge invariant mass operator $\mathrm{Tr} \int d^{4}x F_{\mu\nu} (D^2)^{-1} F_{\mu\nu}$ is investigated in Yang-Mills theories in the maximal Abelian gauge. By means of the introduction of auxiliary fields a local action is achieved, enabling us to use the algebraic renormalization in order to prove the...
[ { "created": "Tue, 30 Oct 2007 19:10:41 GMT", "version": "v1" } ]
2008-11-26
[ [ "Capri", "M. A. L.", "" ], [ "Lemes", "V. E. R.", "" ], [ "Sobreiro", "R. F.", "" ], [ "Sorella", "S. P.", "" ], [ "Thibes", "R.", "" ] ]
The nonlocal gauge invariant mass operator $\mathrm{Tr} \int d^{4}x F_{\mu\nu} (D^2)^{-1} F_{\mu\nu}$ is investigated in Yang-Mills theories in the maximal Abelian gauge. By means of the introduction of auxiliary fields a local action is achieved, enabling us to use the algebraic renormalization in order to prove the r...
hep-th/0612268
Anastasia Doikou
Anastasia Doikou
A note on the boundary spin $s$ XXZ chain
12 pages, Latex
Phys.Lett.A366:556-562,2007
10.1016/j.physleta.2007.02.080
null
hep-th cond-mat.stat-mech nlin.SI
null
The open spin $s$ XXZ model with non-diagonal boundaries is considered. Within the algebraic Bethe ansatz framework and in the spirit of earlier works we derive suitable reference states. The derivation of the reference state is the crucial point in this investigation, and it involves the solution of sets of differen...
[ { "created": "Tue, 26 Dec 2006 10:28:50 GMT", "version": "v1" } ]
2008-11-26
[ [ "Doikou", "Anastasia", "" ] ]
The open spin $s$ XXZ model with non-diagonal boundaries is considered. Within the algebraic Bethe ansatz framework and in the spirit of earlier works we derive suitable reference states. The derivation of the reference state is the crucial point in this investigation, and it involves the solution of sets of difference...
2207.14407
Erich Cavalcanti PhD
N. M. Alvarenga, E. Cavalcanti, C. A. Linhares, J. A. Louren\c{c}o, J. R. P. Mahon, F. Reis
Instantons and transseries of the Mathieu potential deformed by a $\mathcal{PT}$-symmetry parameter
9 pages, 8 figures
null
null
null
hep-th math-ph math.MP quant-ph
http://creativecommons.org/licenses/by/4.0/
We investigate the non-perturbative effects of a deformation of the Mathieu differential equation consistent with $\mathcal{PT}$-symmetry. First, we develop a connection between the non-Hermitian and Hermitian scenarios by a reparameterization in the complex plane, followed by a restriction of the $\mathcal{PT}$-defo...
[ { "created": "Thu, 28 Jul 2022 23:17:58 GMT", "version": "v1" } ]
2022-08-01
[ [ "Alvarenga", "N. M.", "" ], [ "Cavalcanti", "E.", "" ], [ "Linhares", "C. A.", "" ], [ "Lourenço", "J. A.", "" ], [ "Mahon", "J. R. P.", "" ], [ "Reis", "F.", "" ] ]
We investigate the non-perturbative effects of a deformation of the Mathieu differential equation consistent with $\mathcal{PT}$-symmetry. First, we develop a connection between the non-Hermitian and Hermitian scenarios by a reparameterization in the complex plane, followed by a restriction of the $\mathcal{PT}$-deform...
2012.15677
Olaf Hohm
Tomas Codina, Olaf Hohm and Diego Marques
String Dualities at Order $\alpha'^{\,3}$
10 pages, v2: Major changes. Puzzle alluded to in the original title has been resolved by finding a computational mistake. Corrected result: the $\alpha'^3$ corrections with coefficient $\zeta(3)$ are compatible with continuous $O(9,9)$ symmetry. Details of computation and references added, v3: version publishe...
Phys. Rev. Lett. 126, 171602 (2021)
10.1103/PhysRevLett.126.171602
HU-EP-20/46-RTG
hep-th
http://creativecommons.org/licenses/by/4.0/
We compute the cosmological reduction of the fourth powers of the Riemann tensor claimed to arise in string theory at order $\alpha'^{\,3}$, with overall coefficient proportional to $\zeta(3)$, and show that it is compatible with an $O(9,9)$ symmetry. This confirms the general result in string theory, due to Sen, tha...
[ { "created": "Thu, 31 Dec 2020 15:54:11 GMT", "version": "v1" }, { "created": "Mon, 11 Jan 2021 16:05:00 GMT", "version": "v2" }, { "created": "Tue, 27 Apr 2021 15:32:18 GMT", "version": "v3" } ]
2021-05-05
[ [ "Codina", "Tomas", "" ], [ "Hohm", "Olaf", "" ], [ "Marques", "Diego", "" ] ]
We compute the cosmological reduction of the fourth powers of the Riemann tensor claimed to arise in string theory at order $\alpha'^{\,3}$, with overall coefficient proportional to $\zeta(3)$, and show that it is compatible with an $O(9,9)$ symmetry. This confirms the general result in string theory, due to Sen, that ...
hep-th/0703249
Anton Ilderton
James Gray, Yang-Hui He, Anton Ilderton, Andre Lukas
A New Method for Finding Vacua in String Phenomenology
27 pages, 5 .eps figures. V2: Minor corrections, reference added
JHEP 0707:023,2007
10.1088/1126-6708/2007/07/023
null
hep-th
null
One of the central problems of string-phenomenology is to find stable vacua in the four dimensional effective theories which result from compactification. We present an algorithmic method to find all of the vacua of any given string-phenomenological system in a huge class. In particular, this paper reviews and then e...
[ { "created": "Tue, 27 Mar 2007 20:02:31 GMT", "version": "v1" }, { "created": "Thu, 24 May 2007 13:28:36 GMT", "version": "v2" } ]
2010-02-03
[ [ "Gray", "James", "" ], [ "He", "Yang-Hui", "" ], [ "Ilderton", "Anton", "" ], [ "Lukas", "Andre", "" ] ]
One of the central problems of string-phenomenology is to find stable vacua in the four dimensional effective theories which result from compactification. We present an algorithmic method to find all of the vacua of any given string-phenomenological system in a huge class. In particular, this paper reviews and then ext...
hep-th/9705113
Suresh Govindarajan
Suresh Govindarajan
A note on M(atrix) theory in seven dimensions with eight supercharges
RevTeX, 8 pages, version to appear in journal
Phys. Rev. D 56, 5276 (1997)
10.1103/PhysRevD.56.5276
BONN-TH-97-07
hep-th
null
We consider M(atrix) theory compactifications to seven dimensions with eight unbroken supersymmetries. We conjecture that both M(atrix) theory on K3 and Heterotic M(atrix) theory on T^3 are described by the same 5+1 dimensional theory with N=2 supersymmetry which is broken to N=1 by the base space. The emergence of t...
[ { "created": "Thu, 15 May 1997 11:30:04 GMT", "version": "v1" }, { "created": "Fri, 6 Jun 1997 13:56:40 GMT", "version": "v2" }, { "created": "Tue, 5 Aug 1997 13:43:23 GMT", "version": "v3" } ]
2016-08-25
[ [ "Govindarajan", "Suresh", "" ] ]
We consider M(atrix) theory compactifications to seven dimensions with eight unbroken supersymmetries. We conjecture that both M(atrix) theory on K3 and Heterotic M(atrix) theory on T^3 are described by the same 5+1 dimensional theory with N=2 supersymmetry which is broken to N=1 by the base space. The emergence of the...
hep-th/9406189
Samar Abbas
Abbas Ali
Duality Invariant Superstring Actions
14 pages, LaTeX, IP/BBSR/94-32
Phys.Rev.D52:2312-2322,1995
10.1103/PhysRevD.52.2312
null
hep-th
null
Worldsheet supersymmetric string action is written in duality invariant form for flat as well as curved backgrounds. First the action in flat backgrounds is written by introducing auxiliary fields. We also give the superfield form of this action and obtain the offshell supersymmetry algebra. The action has a modified...
[ { "created": "Mon, 27 Jun 1994 16:19:12 GMT", "version": "v1" } ]
2011-07-19
[ [ "Ali", "Abbas", "" ] ]
Worldsheet supersymmetric string action is written in duality invariant form for flat as well as curved backgrounds. First the action in flat backgrounds is written by introducing auxiliary fields. We also give the superfield form of this action and obtain the offshell supersymmetry algebra. The action has a modified L...
hep-th/9903125
Jaemo Park
Keshav Dasgupta and Jaemo Park
Brane mapping under $(-1)^{F_L}$
6 pages, interpretation of the boundary state mapping in terms of D-branes is clarified and a reference added
Phys.Lett. B457 (1999) 47-50
10.1016/S0370-2693(99)00522-5
IASSNS-HEP-99/29
hep-th
null
We present the evidence that $(-1)^{F_L}$ is a nonperturbative symmetry of Type II string theory. We argue that $(-1)^{F_L}$ is a symmetry of string theory as much as the $SL(2, Z)$ of the Type II string is and how the branes are mapped under the $(-1)^{F_L}$ modding. NS branes are mapped into the NS branes with the ...
[ { "created": "Mon, 15 Mar 1999 16:18:58 GMT", "version": "v1" }, { "created": "Mon, 22 Mar 1999 18:56:01 GMT", "version": "v2" } ]
2009-10-31
[ [ "Dasgupta", "Keshav", "" ], [ "Park", "Jaemo", "" ] ]
We present the evidence that $(-1)^{F_L}$ is a nonperturbative symmetry of Type II string theory. We argue that $(-1)^{F_L}$ is a symmetry of string theory as much as the $SL(2, Z)$ of the Type II string is and how the branes are mapped under the $(-1)^{F_L}$ modding. NS branes are mapped into the NS branes with the sa...
hep-th/9306012
null
D.Boulatov
qQCD$_2$ and G/G model
7pp, NBI-HE-93-27, revised. Small changes: several fixed inaccuracies + updated references
Mod.Phys.Lett. A8 (1993) 3491-3496
10.1142/S0217732393003913
null
hep-th
null
The 2D lattice gauge theory with a quantum gauge group $SL_q(2)$ is considered. When $q=e^{i\frac{2\pi}{k+2}}$, its weak coupling partition function coincides with the one of the G/G coset model ({\em i.e.} equals the Verlinde numbers). However, despite such a remarkable coincidence, these models are not equivalent b...
[ { "created": "Wed, 2 Jun 1993 13:41:30 GMT", "version": "v1" }, { "created": "Wed, 4 Aug 1993 15:18:32 GMT", "version": "v2" } ]
2009-10-22
[ [ "Boulatov", "D.", "" ] ]
The 2D lattice gauge theory with a quantum gauge group $SL_q(2)$ is considered. When $q=e^{i\frac{2\pi}{k+2}}$, its weak coupling partition function coincides with the one of the G/G coset model ({\em i.e.} equals the Verlinde numbers). However, despite such a remarkable coincidence, these models are not equivalent but...
hep-th/0207207
Antonio Lopez Maroto
Antonio L. Maroto
Casimir effect between moving branes
14 pages, LaTeX. Final version with new references included, to be published in Nucl. Phys. B
Nucl.Phys.B653:109-122,2003
10.1016/S0550-3213(03)00039-7
null
hep-th hep-ph
null
We consider a supersymmetric model with a single matter supermultiplet in a five-dimensional space-time with orbifold compactification along the fifth dimension. The boundary conditions on the two orbifold planes are chosen in such a way that supersymmetry remains unbroken on the boundaries. We calculate the vacuum e...
[ { "created": "Tue, 23 Jul 2002 12:14:33 GMT", "version": "v1" }, { "created": "Thu, 16 Jan 2003 09:29:54 GMT", "version": "v2" } ]
2008-11-26
[ [ "Maroto", "Antonio L.", "" ] ]
We consider a supersymmetric model with a single matter supermultiplet in a five-dimensional space-time with orbifold compactification along the fifth dimension. The boundary conditions on the two orbifold planes are chosen in such a way that supersymmetry remains unbroken on the boundaries. We calculate the vacuum ene...
2202.06706
Jose Barrientos
Jos\'e Barrientos, Adolfo Cisterna, Nicol\'as Mora and Adriano Vigan\`o
AdS-Taub-NUT spacetimes and exact black bounces with scalar hair
Published PRD version
Phys. Rev. D 106, 024038 (2022)
10.1103/PhysRevD.106.024038
null
hep-th gr-qc
http://creativecommons.org/licenses/by/4.0/
We present a new family of exact four-dimensional Taub-NUT spacetimes in Einstein-$\Lambda$ theory supplemented with a conformally coupled scalar field exhibiting a power-counting super-renormalizable potential. The construction proceeds as follows: A solution of a conformally coupled theory with a conformal potentia...
[ { "created": "Mon, 14 Feb 2022 13:57:43 GMT", "version": "v1" }, { "created": "Mon, 29 Aug 2022 18:17:54 GMT", "version": "v2" } ]
2022-08-31
[ [ "Barrientos", "José", "" ], [ "Cisterna", "Adolfo", "" ], [ "Mora", "Nicolás", "" ], [ "Viganò", "Adriano", "" ] ]
We present a new family of exact four-dimensional Taub-NUT spacetimes in Einstein-$\Lambda$ theory supplemented with a conformally coupled scalar field exhibiting a power-counting super-renormalizable potential. The construction proceeds as follows: A solution of a conformally coupled theory with a conformal potential,...
0809.2462
Shao-Wen Wei
Yu-Xiao Liu, Shao-Wen Wei, Li-Jie Zhang, Ji-Rong Ren
Physical States and BRST Operators for Higher-spin $W$ Strings
18 pages, 2 tables, no figures
Eur.Phys.J.C60:675-684,2009
10.1140/epjc/s10052-009-0958-6
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this paper, we mainly investigate the $W_{2,s}^{M}\otimes W_{2,s}^{L}$ system, in which the matter and the Liouville subsystems generate $W_{2,s}^{M}$ and $W_{2,s}^L$ algebras respectively. We first give a brief discussion of the physical states for corresponding $W$ stings. The lower states are given by freezing ...
[ { "created": "Mon, 15 Sep 2008 08:39:50 GMT", "version": "v1" }, { "created": "Sun, 19 Apr 2009 13:37:57 GMT", "version": "v2" } ]
2009-04-24
[ [ "Liu", "Yu-Xiao", "" ], [ "Wei", "Shao-Wen", "" ], [ "Zhang", "Li-Jie", "" ], [ "Ren", "Ji-Rong", "" ] ]
In this paper, we mainly investigate the $W_{2,s}^{M}\otimes W_{2,s}^{L}$ system, in which the matter and the Liouville subsystems generate $W_{2,s}^{M}$ and $W_{2,s}^L$ algebras respectively. We first give a brief discussion of the physical states for corresponding $W$ stings. The lower states are given by freezing th...
hep-th/0112016
Fernando T. Brandt
F. T. Brandt, Ashok Das, J. Frenkel and J. C. Taylor
Kronecker delta energy terms in thermal field theory
9 pages
Phys.Rev.D65:085008,2002
10.1103/PhysRevD.65.085008
null
hep-th
null
We discuss, using the imaginary time method, some aspects of the connection between the Ward identity, the non-analyticity of amplitudes and the causality relation in QED at finite temperature.
[ { "created": "Mon, 3 Dec 2001 14:28:33 GMT", "version": "v1" } ]
2008-11-26
[ [ "Brandt", "F. T.", "" ], [ "Das", "Ashok", "" ], [ "Frenkel", "J.", "" ], [ "Taylor", "J. C.", "" ] ]
We discuss, using the imaginary time method, some aspects of the connection between the Ward identity, the non-analyticity of amplitudes and the causality relation in QED at finite temperature.
2205.13408
Magdalena Larfors
Magdalena Larfors, Andre Lukas, Fabian Ruehle, Robin Schneider
Numerical Metrics for Complete Intersection and Kreuzer-Skarke Calabi-Yau Manifolds
36 pages, 3 figures, uses cymetric: https://github.com/pythoncymetric/cymetric
null
null
UUITP-25/22
hep-th
http://creativecommons.org/licenses/by/4.0/
We introduce neural networks to compute numerical Ricci-flat CY metrics for complete intersection and Kreuzer-Skarke Calabi-Yau manifolds at any point in K\"ahler and complex structure moduli space, and introduce the package cymetric which provides computation realizations of these techniques. In particular, we devel...
[ { "created": "Thu, 26 May 2022 15:02:25 GMT", "version": "v1" } ]
2022-05-27
[ [ "Larfors", "Magdalena", "" ], [ "Lukas", "Andre", "" ], [ "Ruehle", "Fabian", "" ], [ "Schneider", "Robin", "" ] ]
We introduce neural networks to compute numerical Ricci-flat CY metrics for complete intersection and Kreuzer-Skarke Calabi-Yau manifolds at any point in K\"ahler and complex structure moduli space, and introduce the package cymetric which provides computation realizations of these techniques. In particular, we develop...
hep-th/0608066
Omer Faruk Dayi
O.F. Dayi and K. Ulker
Superfield formulation of N=4 supersymmetric Yang-Mills theory in extended superspace
Minor changes. Refs added
null
null
null
hep-th
null
Action of 4 dimensional N=4 supersymmetric Yang-Mills theory is written by employing the superfields in N=4 superspace which were used to prove the equivalence of its constraint equations and equations of motion. Integral forms of the extended superspace are engaged to collect all of the superfields in one "master" s...
[ { "created": "Thu, 10 Aug 2006 07:11:25 GMT", "version": "v1" }, { "created": "Mon, 16 Oct 2006 09:10:10 GMT", "version": "v2" }, { "created": "Wed, 10 Jan 2007 08:45:13 GMT", "version": "v3" } ]
2007-05-23
[ [ "Dayi", "O. F.", "" ], [ "Ulker", "K.", "" ] ]
Action of 4 dimensional N=4 supersymmetric Yang-Mills theory is written by employing the superfields in N=4 superspace which were used to prove the equivalence of its constraint equations and equations of motion. Integral forms of the extended superspace are engaged to collect all of the superfields in one "master" sup...
1302.0816
Juan Jottar
Jan de Boer and Juan I. Jottar
Thermodynamics of Higher Spin Black Holes in AdS$_3$
30 pages, PDFLaTeX; v2: typos corrected, explicit expressions for the free energy added
JHEP 1401:023,2014
10.1007/JHEP01(2014)023
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We discuss the thermodynamics of recently constructed three-dimensional higher spin black holes in SL(N,R)\times SL(N,R) Chern-Simons theory with generalized asymptotically-anti-de Sitter boundary conditions. From a holographic perspective, these bulk theories are dual to two-dimensional CFTs with W_N symmetry algebr...
[ { "created": "Mon, 4 Feb 2013 19:45:33 GMT", "version": "v1" }, { "created": "Wed, 26 Jun 2013 17:23:30 GMT", "version": "v2" } ]
2018-10-09
[ [ "de Boer", "Jan", "" ], [ "Jottar", "Juan I.", "" ] ]
We discuss the thermodynamics of recently constructed three-dimensional higher spin black holes in SL(N,R)\times SL(N,R) Chern-Simons theory with generalized asymptotically-anti-de Sitter boundary conditions. From a holographic perspective, these bulk theories are dual to two-dimensional CFTs with W_N symmetry algebras...
1108.5763
Dan Israel
Dan Israel, Flavien Kiefer
Rolling tachyons for separated brane-antibrane systems
40 pages, no figures; version 2 : published version
null
10.1103/PhysRevD.85.106002
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider tachyon condensation between a D-brane and an anti-D-brane in superstring theory, when they are separated in their common transverse directions. A simple rolling tachyon solution, that describes the time evolution of the process, is studied from the point of view of boundary conformal field theory. By com...
[ { "created": "Mon, 29 Aug 2011 21:38:49 GMT", "version": "v1" }, { "created": "Mon, 7 Jul 2014 19:38:55 GMT", "version": "v2" } ]
2014-07-08
[ [ "Israel", "Dan", "" ], [ "Kiefer", "Flavien", "" ] ]
We consider tachyon condensation between a D-brane and an anti-D-brane in superstring theory, when they are separated in their common transverse directions. A simple rolling tachyon solution, that describes the time evolution of the process, is studied from the point of view of boundary conformal field theory. By compu...
hep-th/0607106
Ralf Hofmann
Ralf Hofmann
The deconfining phase of SU(2) Yang-Mills thermodynamics
8 pages, 1 figure, talk delivered at Continuous Advances in QCD 2006, Minneapolis, contains more information than the talk, v2: consequences of change in evolution equation implemented, hardy a change in physics
null
10.1142/9789812708267_0029
HD-THEP-06-13
hep-th
null
We present an overview on nonperturbative thermodynamics in the deconfining phase of an SU(2) Yang-Mills theory. In a unique effective theory the maximal resolution of trivial-topology fluctuations is constrained by coarse-grained, interacting calorons and anticalorons. Loop expansions of thermodynamical quantities a...
[ { "created": "Mon, 17 Jul 2006 11:00:09 GMT", "version": "v1" }, { "created": "Mon, 27 Nov 2006 10:53:25 GMT", "version": "v2" } ]
2017-08-23
[ [ "Hofmann", "Ralf", "" ] ]
We present an overview on nonperturbative thermodynamics in the deconfining phase of an SU(2) Yang-Mills theory. In a unique effective theory the maximal resolution of trivial-topology fluctuations is constrained by coarse-grained, interacting calorons and anticalorons. Loop expansions of thermodynamical quantities are...
hep-th/0511193
Dionisio Bazeia
D. Bazeia, L. Losano
Deformed defects with applications to braneworlds
7 pages, 6 figures; version to appear in PRD
Phys.Rev. D73 (2006) 025016
10.1103/PhysRevD.73.025016
null
hep-th
null
In this work we investigate two distinct extensions of the deformation procedure introduced in former works on deformed defects. The first extension deals with the use of deformation functions which can assume complex values, and the second concerns the possibility of making the deformation dependent on the defect so...
[ { "created": "Mon, 21 Nov 2005 14:06:43 GMT", "version": "v1" }, { "created": "Thu, 22 Dec 2005 14:25:34 GMT", "version": "v2" }, { "created": "Thu, 5 Jan 2006 12:30:56 GMT", "version": "v3" } ]
2009-11-11
[ [ "Bazeia", "D.", "" ], [ "Losano", "L.", "" ] ]
In this work we investigate two distinct extensions of the deformation procedure introduced in former works on deformed defects. The first extension deals with the use of deformation functions which can assume complex values, and the second concerns the possibility of making the deformation dependent on the defect solu...
hep-th/9204076
Gabriele Ferretti
G. Ferretti, S.G.Rajeev and Z. Yang
Baryons as Solitons in Three Dimensional Quantum Chromodynamics
22 pages + 4 figures (figures not included, postscript files available upon request)
Int.J.Mod.Phys. A7 (1992) 8001-8020
10.1142/S0217751X92003628
null
hep-th
null
We show that baryons of three dimensional Quantum Chromodynamics can be understood as solitons of its effective lagrangian. In the parity preserving phase we study, these baryons are fermions for odd $N_c$ and bosons for even $N_c$, never anyons. We quantize the collective variables of the solitons and there by calcu...
[ { "created": "Thu, 23 Apr 1992 16:36:00 GMT", "version": "v1" } ]
2015-06-26
[ [ "Ferretti", "G.", "" ], [ "Rajeev", "S. G.", "" ], [ "Yang", "Z.", "" ] ]
We show that baryons of three dimensional Quantum Chromodynamics can be understood as solitons of its effective lagrangian. In the parity preserving phase we study, these baryons are fermions for odd $N_c$ and bosons for even $N_c$, never anyons. We quantize the collective variables of the solitons and there by calcula...
hep-th/9801207
Csaba Csaki
Csaba Csaki (UC Berkeley), Martin Schmaltz (Boston Univ.), Witold Skiba (UC San Diego), John Terning (UC Berkeley)
Gauge Theories with Tensors from Branes and Orientifolds
Discussion on duality in U(N) with a symmetric or antisymmetric flavor added to Section 4. Typos fixed
Phys.Rev.D57:7546-7560,1998
10.1103/PhysRevD.57.7546
UCB-PTH-98/09, LBNL-41341, BU/HEP-98-04, UCSD-PTH-98/05
hep-th
null
We present brane constructions in Type IIA string theory for N=1 supersymmetric SO and Sp gauge theories with tensor representations using an orientifold 6-plane. One limit of these set-ups corresponds to N=2 theories previously constructed by Landsteiner and Lopez, while a different limit yields N=1 SO or Sp theorie...
[ { "created": "Sat, 31 Jan 1998 00:25:53 GMT", "version": "v1" }, { "created": "Fri, 6 Feb 1998 00:17:52 GMT", "version": "v2" } ]
2009-09-17
[ [ "Csaki", "Csaba", "", "UC Berkeley" ], [ "Schmaltz", "Martin", "", "Boston Univ." ], [ "Skiba", "Witold", "", "UC San Diego" ], [ "Terning", "John", "", "UC Berkeley" ] ]
We present brane constructions in Type IIA string theory for N=1 supersymmetric SO and Sp gauge theories with tensor representations using an orientifold 6-plane. One limit of these set-ups corresponds to N=2 theories previously constructed by Landsteiner and Lopez, while a different limit yields N=1 SO or Sp theories ...
hep-th/0604008
Shijong Ryang
Shijong Ryang
The SU(1|2) and SU(2|2) Sectors from Superstrings in AdS5 x S5
17 pages, LaTeX, no figures
JHEP 0608:028,2006
10.1088/1126-6708/2006/08/028
null
hep-th
null
For the \kappa-symmetry gauge fixed superstring action in AdS_5 x S^5 we consider the fermionic fluctuations over a circular bosonic string background with two angular momenta and two winding numbers in S^5. The SU(2)-type redefinitions of fermionic fields and the first-string limit generate a truncated fermionic act...
[ { "created": "Mon, 3 Apr 2006 02:37:53 GMT", "version": "v1" } ]
2010-02-03
[ [ "Ryang", "Shijong", "" ] ]
For the \kappa-symmetry gauge fixed superstring action in AdS_5 x S^5 we consider the fermionic fluctuations over a circular bosonic string background with two angular momenta and two winding numbers in S^5. The SU(2)-type redefinitions of fermionic fields and the first-string limit generate a truncated fermionic actio...
hep-th/0504143
Juan Mateos Guilarte
A. Alonso Izquierdo, W. Garcia Fuertes, M. de la Torre Mayado, J. Mateos Guilarte
Quantum oscillations of self-dual Abrikosov-Nielsen-Olesen vortices
RevTex, 13 pages, 4 figures, 7 tables. Minor corrections. Version to appear in Physical Review D
Phys.Rev. D71 (2005) 125010
10.1103/PhysRevD.71.125010
null
hep-th
null
The mass shift induced by one-loop quantum fluctuations on self-dual ANO vortices is computed using heat kernel/generalized zeta function regularization methods. The quantum masses of super-imposed multi-vortices with vorticity lower than five are given. The case of two separate vortices with a quantum of magnetic fl...
[ { "created": "Mon, 18 Apr 2005 16:23:43 GMT", "version": "v1" }, { "created": "Tue, 10 May 2005 17:14:00 GMT", "version": "v2" }, { "created": "Mon, 13 Jun 2005 17:33:41 GMT", "version": "v3" } ]
2015-06-26
[ [ "Izquierdo", "A. Alonso", "" ], [ "Fuertes", "W. Garcia", "" ], [ "Mayado", "M. de la Torre", "" ], [ "Guilarte", "J. Mateos", "" ] ]
The mass shift induced by one-loop quantum fluctuations on self-dual ANO vortices is computed using heat kernel/generalized zeta function regularization methods. The quantum masses of super-imposed multi-vortices with vorticity lower than five are given. The case of two separate vortices with a quantum of magnetic flux...
0905.0771
Timothy J. Hollowood
Timothy J. Hollowood, Graham M. Shore and Ross J. Stanley
The Refractive Index of Curved Spacetime II: QED, Penrose Limits and Black Holes
62 pages, 14 figures, some signs corrected in formulae and graphs
JHEP 0908:089,2009
10.1088/1126-6708/2009/08/089
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
This work considers the way that quantum loop effects modify the propagation of light in curved space. The calculation of the refractive index for scalar QED is reviewed and then extended for the first time to QED with spinor particles in the loop. It is shown how, in both cases, the low frequency phase velocity can ...
[ { "created": "Wed, 6 May 2009 08:14:08 GMT", "version": "v1" }, { "created": "Thu, 10 Nov 2011 15:35:04 GMT", "version": "v2" } ]
2011-11-11
[ [ "Hollowood", "Timothy J.", "" ], [ "Shore", "Graham M.", "" ], [ "Stanley", "Ross J.", "" ] ]
This work considers the way that quantum loop effects modify the propagation of light in curved space. The calculation of the refractive index for scalar QED is reviewed and then extended for the first time to QED with spinor particles in the loop. It is shown how, in both cases, the low frequency phase velocity can be...
hep-th/9808112
Andrzej Z. Gorski
Andrzej Z. Gorski and Jacek Szmigielski
Representations of the Heisenberg algebra by difference operators
10 pages, LaTeX+RevTeX
Acta Phys.Polon. B31 (2000) 789-799
null
INP 8/98
hep-th quant-ph
null
We construct a class of representations of the Heisenberg algebra in terms of the complex shift operators subject to the proper continuous limit imposed by the correspondence principle. We find a suitable Hilbert space formulation of our construction for two types of shifts: (1) real shifts, (2) purely imaginary shif...
[ { "created": "Wed, 19 Aug 1998 11:00:38 GMT", "version": "v1" } ]
2007-05-23
[ [ "Gorski", "Andrzej Z.", "" ], [ "Szmigielski", "Jacek", "" ] ]
We construct a class of representations of the Heisenberg algebra in terms of the complex shift operators subject to the proper continuous limit imposed by the correspondence principle. We find a suitable Hilbert space formulation of our construction for two types of shifts: (1) real shifts, (2) purely imaginary shifts...
2311.03451
Faizan Bhat
Faizan Bhat, Debapriyo Chowdhury, Aninda Sinha, Shaswat Tiwari and Ahmadullah Zahed
Bootstrapping High-Energy Observables
38 pages, 25 figures, version accepted for publication in JHEP
null
null
null
hep-th hep-ex hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this paper, we set up the numerical S-matrix bootstrap by using the crossing symmetric dispersion relation (CSDR) to write down Roy equations for the partial waves. As a motivation behind examining the local version of the CSDR, we derive a new, crossing symmetric, 3-channels-plus-contact-terms representation of t...
[ { "created": "Mon, 6 Nov 2023 19:00:05 GMT", "version": "v1" }, { "created": "Tue, 19 Mar 2024 06:12:05 GMT", "version": "v2" } ]
2024-03-20
[ [ "Bhat", "Faizan", "" ], [ "Chowdhury", "Debapriyo", "" ], [ "Sinha", "Aninda", "" ], [ "Tiwari", "Shaswat", "" ], [ "Zahed", "Ahmadullah", "" ] ]
In this paper, we set up the numerical S-matrix bootstrap by using the crossing symmetric dispersion relation (CSDR) to write down Roy equations for the partial waves. As a motivation behind examining the local version of the CSDR, we derive a new, crossing symmetric, 3-channels-plus-contact-terms representation of the...
1109.3880
George Japaridze
Jambul Gegelia and George Japaridze
On renormalizability of the effective field theory of massive Yang-Mills fields
10 pages
Modern Physics Letters A, Vol. 27, No. 23, (2012) 1250128
10.1142/S0217732312501283
null
hep-th hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Effective field theory of massive Yang-Mills fields interacting with fermions is considered. Perturbative renormalizability in the sense of effective field theory is shown. It is argued that the limit of vanishing vector boson mass leads to massless gauge effective field theory. Possible relevance for the solution to...
[ { "created": "Sun, 18 Sep 2011 15:38:10 GMT", "version": "v1" }, { "created": "Tue, 31 Jul 2012 20:17:50 GMT", "version": "v2" } ]
2012-08-02
[ [ "Gegelia", "Jambul", "" ], [ "Japaridze", "George", "" ] ]
Effective field theory of massive Yang-Mills fields interacting with fermions is considered. Perturbative renormalizability in the sense of effective field theory is shown. It is argued that the limit of vanishing vector boson mass leads to massless gauge effective field theory. Possible relevance for the solution to t...
hep-th/0702095
Dmitriy Pak
D.G. Pak
On P_T-distribution of gluon production rate in constant chromoelectric field
4 pages, no figures, minor corrections, one reference added
Mod.Phys.Lett.A22:2885-2891,2007
10.1142/S0217732307025911
null
hep-th
null
A complete expression for the p_T-distribution of the gluon production rate in the homogeneous chromoelectric field has been obtained. Our result contains a new additional term proportional to the singular function \delta(p_T^2). We demonstrate that the presence of this term is consistent with the dual symmetry of QC...
[ { "created": "Tue, 13 Feb 2007 07:41:29 GMT", "version": "v1" }, { "created": "Thu, 22 Feb 2007 04:06:21 GMT", "version": "v2" } ]
2008-11-26
[ [ "Pak", "D. G.", "" ] ]
A complete expression for the p_T-distribution of the gluon production rate in the homogeneous chromoelectric field has been obtained. Our result contains a new additional term proportional to the singular function \delta(p_T^2). We demonstrate that the presence of this term is consistent with the dual symmetry of QCD ...
2210.14038
Congkao Wen
Daniele Dorigoni, Michael B. Green, Congkao Wen, Haitian Xie
Modular-invariant large-$N$ completion of an integrated correlator in $\mathcal{N}=4$ supersymmetric Yang-Mills theory
25 + 15 pages; v2: minor changes, version published in JHEP
null
10.1007/JHEP04(2023)114
QMUL-PH-22-30
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The use of supersymmetric localisation has recently led to modular covariant expressions for certain integrated correlators of half-BPS operators in $\mathcal{N} = 4$ supersymmetric Yang-Mills theory with a general classical gauge group $G_N$. Here we determine generating functions that encode such integrated correla...
[ { "created": "Tue, 25 Oct 2022 14:15:40 GMT", "version": "v1" }, { "created": "Wed, 26 Apr 2023 20:39:36 GMT", "version": "v2" } ]
2023-05-10
[ [ "Dorigoni", "Daniele", "" ], [ "Green", "Michael B.", "" ], [ "Wen", "Congkao", "" ], [ "Xie", "Haitian", "" ] ]
The use of supersymmetric localisation has recently led to modular covariant expressions for certain integrated correlators of half-BPS operators in $\mathcal{N} = 4$ supersymmetric Yang-Mills theory with a general classical gauge group $G_N$. Here we determine generating functions that encode such integrated correlato...
hep-th/9803127
Naoki Sasakura
Koji Hashimoto, Hiroyuki Hata and Naoki Sasakura (Kyoto Univ.)
3-String Junction and BPS Saturated Solutions in SU(3) Supersymmetric Yang-Mills Theory
14 pages, LaTeX, three eps figures, typos corrected, a reference added
Phys.Lett.B431:303-310,1998
10.1016/S0370-2693(98)00588-7
KUNS-1499
hep-th
null
We construct BPS saturated regular configurations of N=4 SU(3) supersymmetric Yang-Mills theory carrying non-parallel electric and magnetic charges. These field theory BPS states correspond to the string theory BPS states of 3-string junctions connecting three different D3-branes by regarding the N=4 supersymmetric Y...
[ { "created": "Mon, 16 Mar 1998 08:00:56 GMT", "version": "v1" }, { "created": "Thu, 2 Apr 1998 03:23:48 GMT", "version": "v2" } ]
2010-11-19
[ [ "Hashimoto", "Koji", "", "Kyoto Univ." ], [ "Hata", "Hiroyuki", "", "Kyoto Univ." ], [ "Sasakura", "Naoki", "", "Kyoto Univ." ] ]
We construct BPS saturated regular configurations of N=4 SU(3) supersymmetric Yang-Mills theory carrying non-parallel electric and magnetic charges. These field theory BPS states correspond to the string theory BPS states of 3-string junctions connecting three different D3-branes by regarding the N=4 supersymmetric Yan...
hep-th/0012126
Paulo Pitanga
P. Pitanga (Universidade Federal do Rio de Janeiro - UFRJ)
The Heavy Dirac Monopole
4 pages, 6 eps figures, RevTeX. Submitted to Physical Review Letters
null
null
null
hep-th
null
We present a model for the Dirac magnetic monopole, suitable for the strong coupling regime. The magnetic monopole is static, has charge g and mass M, occupying a volume of radius R ~ O (g^2/M). It is shown that inside each n-monopole there exist infinite multipoles. It is given an analytical proof of the existence o...
[ { "created": "Thu, 14 Dec 2000 18:47:10 GMT", "version": "v1" } ]
2007-05-23
[ [ "Pitanga", "P.", "", "Universidade Federal do Rio de Janeiro - UFRJ" ] ]
We present a model for the Dirac magnetic monopole, suitable for the strong coupling regime. The magnetic monopole is static, has charge g and mass M, occupying a volume of radius R ~ O (g^2/M). It is shown that inside each n-monopole there exist infinite multipoles. It is given an analytical proof of the existence of ...
hep-th/0205286
Christoph Sieg
Harald Dorn and Christoph Sieg (Humboldt University of Berlin)
Some remarks on Feynman rules for non-commutative gauge theories based on groups $G\neq U(N)$
20 pages, LaTeX, 5 figures
JHEP 0207 (2002) 018
10.1088/1126-6708/2002/07/018
HU-Berlin-EP-02/21
hep-th
null
We study for subgroups $G\subseteq U(N)$ partial summations of the $\theta$-expanded perturbation theory. On diagrammatic level a summation procedure is established, which in the U(N) case delivers the full star-product induced rules. Thereby we uncover a cancellation mechanism between certain diagrams, which is cruc...
[ { "created": "Tue, 28 May 2002 16:44:33 GMT", "version": "v1" } ]
2009-11-07
[ [ "Dorn", "Harald", "", "Humboldt University of Berlin" ], [ "Sieg", "Christoph", "", "Humboldt University of Berlin" ] ]
We study for subgroups $G\subseteq U(N)$ partial summations of the $\theta$-expanded perturbation theory. On diagrammatic level a summation procedure is established, which in the U(N) case delivers the full star-product induced rules. Thereby we uncover a cancellation mechanism between certain diagrams, which is crucia...
1103.0623
Solange Odile Saliu
C. Bizdadea, E. M. Cioroianu, S. O. Saliu, E. M. Babalic
Dual linearized gravity in D=6 coupled to a purely spin-two field of mixed symmetry (2,2)
35 pages
Fortsch.Phys.58:341-363,2010
10.1002/prop.200900092
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Under the hypotheses of analyticity, locality, Lorentz covariance, and Poincare invariance of the deformations, combined with the requirement that the interaction vertices contain at most two spatiotemporal derivatives of the fields, we investigate the consistent interactions between a single massless tensor field wi...
[ { "created": "Thu, 3 Mar 2011 09:19:00 GMT", "version": "v1" } ]
2011-03-31
[ [ "Bizdadea", "C.", "" ], [ "Cioroianu", "E. M.", "" ], [ "Saliu", "S. O.", "" ], [ "Babalic", "E. M.", "" ] ]
Under the hypotheses of analyticity, locality, Lorentz covariance, and Poincare invariance of the deformations, combined with the requirement that the interaction vertices contain at most two spatiotemporal derivatives of the fields, we investigate the consistent interactions between a single massless tensor field with...