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hep-th/9702027
Steven Weinberg
Steven Weinberg
What is Quantum Field Theory, and What Did We Think It Is?
17 pages, LaTeX, no macros needed, no figures
null
null
UTTG-05-97
hep-th cond-mat gr-qc hep-ph
null
This is a talk presented at the conference ``Historical and Philosophical Reflections on the Foundations of Quantum Field Theory,'' at Boston University, March 1996. It will be published in the proceedings of this conference.
[ { "created": "Tue, 4 Feb 1997 02:06:55 GMT", "version": "v1" } ]
2007-05-23
[ [ "Weinberg", "Steven", "" ] ]
This is a talk presented at the conference ``Historical and Philosophical Reflections on the Foundations of Quantum Field Theory,'' at Boston University, March 1996. It will be published in the proceedings of this conference.
hep-th/0402005
Rudra Prakash Malik
R. P. Malik (Bose National Centre)
Nilpotent Symmetries For Matter Fields In Non-Abelian Gauge Theory: Augmented Superfield Formalism
LaTeX file, 16 pages, printing mistakes in the second paragraph of `Introduction' corrected, a footnote added, these modifications submitted as ``erratum'' to IJMPA in the final form
Int.J.Mod.Phys.A20:4899-4916,2005; Erratum-ibid.A20:7285-7286,2005
10.1142/S0217751X05022354 10.1142/S0217751X05031034
null
hep-th
null
In the framework of superfield approach to Becchi-Rouet-Stora-Tyutin (BRST) formalism, the derivation of the (anti-)BRST nilpotent symmetries for the matter fields, present in any arbitrary interacting gauge theory, has been a long-standing problem. In our present investigation, the local, covariant, continuous and o...
[ { "created": "Sun, 1 Feb 2004 13:17:31 GMT", "version": "v1" }, { "created": "Tue, 11 May 2004 16:21:10 GMT", "version": "v2" }, { "created": "Tue, 1 Feb 2005 06:25:17 GMT", "version": "v3" }, { "created": "Tue, 16 Aug 2005 16:19:16 GMT", "version": "v4" }, { "cre...
2010-11-05
[ [ "Malik", "R. P.", "", "Bose National Centre" ] ]
In the framework of superfield approach to Becchi-Rouet-Stora-Tyutin (BRST) formalism, the derivation of the (anti-)BRST nilpotent symmetries for the matter fields, present in any arbitrary interacting gauge theory, has been a long-standing problem. In our present investigation, the local, covariant, continuous and off...
hep-th/9604127
null
H. Lu, S. Mukherji, C.N. Pope amd J. Rahmfeld
Loop-corrected Entropy of Near-extremal Dilatonic $p$-branes
Latex, 12 pages, no figures, minor changes
Phys.Lett.B389:248-254,1996
10.1016/S0370-2693(96)01280-4
CTP TAMU-16/96
hep-th
null
It has recently been shown that for certain classical non-dilatonic $p$-branes, the entropy and temperature satisfy the ideal-gas relation $S\sim T^{p}$ in the near-extremal regime. We extend these results to cases where the dilaton is non-vanishing, but nevertheless remains finite on the horizon in the extremal limi...
[ { "created": "Sun, 21 Apr 1996 20:23:21 GMT", "version": "v1" }, { "created": "Thu, 9 May 1996 23:02:37 GMT", "version": "v2" }, { "created": "Wed, 18 Sep 1996 17:57:56 GMT", "version": "v3" } ]
2009-10-07
[ [ "Lu", "H.", "" ], [ "Mukherji", "S.", "" ], [ "Rahmfeld", "C. N. Pope amd J.", "" ] ]
It has recently been shown that for certain classical non-dilatonic $p$-branes, the entropy and temperature satisfy the ideal-gas relation $S\sim T^{p}$ in the near-extremal regime. We extend these results to cases where the dilaton is non-vanishing, but nevertheless remains finite on the horizon in the extremal limit,...
hep-th/9409063
Alexander A. Voronov
Murray Gerstenhaber and Alexander A. Voronov
Homotopy G-algebras and moduli space operad
12 pages, Preprint, Max-Planck-Institut in Bonn
Internat. Math. Research Notices (1995) 141-153
null
null
hep-th dg-ga math.DG
null
This paper reemphasizes the ubiquitous role of moduli spaces of algebraic curves in associative algebra and algebraic topology. The main results are: (1) the space of an operad with multiplication is a homotopy G- (i.e., homotopy graded Poisson) algebra; (2) the singular cochain complex is naturally an operad; (3) th...
[ { "created": "Mon, 12 Sep 1994 14:53:11 GMT", "version": "v1" } ]
2008-02-03
[ [ "Gerstenhaber", "Murray", "" ], [ "Voronov", "Alexander A.", "" ] ]
This paper reemphasizes the ubiquitous role of moduli spaces of algebraic curves in associative algebra and algebraic topology. The main results are: (1) the space of an operad with multiplication is a homotopy G- (i.e., homotopy graded Poisson) algebra; (2) the singular cochain complex is naturally an operad; (3) the ...
1008.2965
J. M. Drummond
J.M.Drummond, J.M.Henn
Simple loop integrals and amplitudes in N=4 SYM
27 pages, 5 figures
JHEP 1105:105,2011
10.1007/JHEP05(2011)105
HU-EP-10/49, LAPTH-031/10
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We use momentum twistors to evaluate planar loop integrals. Infrared divergences are regulated by the recently proposed AdS-inspired mass regulator. We show that two-loop amplitudes in N=4 super Yang-Mills can be expanded in terms of basis integrals having twistor numerators. We argue that these integrals are conside...
[ { "created": "Tue, 17 Aug 2010 20:10:18 GMT", "version": "v1" } ]
2011-05-26
[ [ "Drummond", "J. M.", "" ], [ "Henn", "J. M.", "" ] ]
We use momentum twistors to evaluate planar loop integrals. Infrared divergences are regulated by the recently proposed AdS-inspired mass regulator. We show that two-loop amplitudes in N=4 super Yang-Mills can be expanded in terms of basis integrals having twistor numerators. We argue that these integrals are considera...
2208.11000
Hiren Kakkad
Hiren Kakkad, Piotr Kotko, Anna Stasto
One-Loop Effective Action Approach to Quantum MHV Theory
31 pages, 22 figures
null
10.1007/JHEP11(2022)132
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
It is well known that the MHV action, i.e. the action containing all the maximally helicity violating vertices, is alone not sufficient for loop computations. In order to develop loop contributions systematically and to ensure that there are no missing terms, we propose to formulate the quantum MHV action via one-loo...
[ { "created": "Tue, 23 Aug 2022 14:28:05 GMT", "version": "v1" } ]
2022-12-14
[ [ "Kakkad", "Hiren", "" ], [ "Kotko", "Piotr", "" ], [ "Stasto", "Anna", "" ] ]
It is well known that the MHV action, i.e. the action containing all the maximally helicity violating vertices, is alone not sufficient for loop computations. In order to develop loop contributions systematically and to ensure that there are no missing terms, we propose to formulate the quantum MHV action via one-loop ...
2108.09318
Evita Verheijden
Joshua Kames-King, Evita Verheijden, Erik Verlinde
No Page Curves for the de Sitter Horizon
33 pages, 8 figures. v2: references added, minor edits. v3: as published in JHEP. Minor edits. Comments and clarifications added, regarding e.g. the static patch backreacted dilaton, and the weakly-coupled radiation region
null
10.1007/JHEP03(2022)040
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We investigate the fine-grained entropy of the de Sitter cosmological horizon. Starting from three-dimensional pure de Sitter space, we consider a partial reduction approach, which supplies an auxiliary system acting as a heat bath both at future infinity and inside the static patch. This allows us to study the time-...
[ { "created": "Fri, 20 Aug 2021 18:00:31 GMT", "version": "v1" }, { "created": "Thu, 21 Oct 2021 13:28:41 GMT", "version": "v2" }, { "created": "Fri, 1 Apr 2022 12:52:05 GMT", "version": "v3" } ]
2022-04-04
[ [ "Kames-King", "Joshua", "" ], [ "Verheijden", "Evita", "" ], [ "Verlinde", "Erik", "" ] ]
We investigate the fine-grained entropy of the de Sitter cosmological horizon. Starting from three-dimensional pure de Sitter space, we consider a partial reduction approach, which supplies an auxiliary system acting as a heat bath both at future infinity and inside the static patch. This allows us to study the time-de...
hep-th/0408170
Shin'ichi Nojiri
Shin'ichi Nojiri, Sergei D.Odintsov
The final state and thermodynamics of dark energy universe
LaTeX file 36 pages, version to appear in PRD
Phys.Rev.D70:103522,2004
10.1103/PhysRevD.70.103522
null
hep-th astro-ph gr-qc
null
As it follows from the classical analysis, the typical final state of the dark energy universe where dominant energy condition is violated is finite time, sudden future singularity (Big Rip). For a number of dark energy universes (including scalar phantom and effective phantom theories as well as specific quintessenc...
[ { "created": "Sun, 22 Aug 2004 01:33:21 GMT", "version": "v1" }, { "created": "Sat, 4 Sep 2004 02:39:05 GMT", "version": "v2" }, { "created": "Thu, 21 Oct 2004 13:49:22 GMT", "version": "v3" }, { "created": "Thu, 11 Nov 2004 12:58:37 GMT", "version": "v4" } ]
2009-09-17
[ [ "Nojiri", "Shin'ichi", "" ], [ "Odintsov", "Sergei D.", "" ] ]
As it follows from the classical analysis, the typical final state of the dark energy universe where dominant energy condition is violated is finite time, sudden future singularity (Big Rip). For a number of dark energy universes (including scalar phantom and effective phantom theories as well as specific quintessence ...
1608.09011
Tin Sulejmanpasic
Tin Sulejmanpasic, Hui Shao, Anders W. Sandvik, Mithat Unsal
Confinement in the bulk, deconfinement on the wall: infrared equivalence between compactified QCD and quantum magnets
Title changed, and overall condensation of the text. 5 pages, 4 figures
null
10.1103/PhysRevLett.119.091601
null
hep-th cond-mat.str-el hep-lat
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In a spontaneously dimerized quantum antiferromagnet, spin-1/2 excitations (spinons) are confined in pairs by strings akin to those confining quarks in non-abelian gauge theories. The system has multiple degenerate ground states (vacua) and domain walls between regions of different vacua. For two vacua, we demonstrat...
[ { "created": "Wed, 31 Aug 2016 19:36:32 GMT", "version": "v1" }, { "created": "Wed, 7 Sep 2016 19:38:49 GMT", "version": "v2" }, { "created": "Tue, 20 Dec 2016 08:01:55 GMT", "version": "v3" } ]
2017-10-11
[ [ "Sulejmanpasic", "Tin", "" ], [ "Shao", "Hui", "" ], [ "Sandvik", "Anders W.", "" ], [ "Unsal", "Mithat", "" ] ]
In a spontaneously dimerized quantum antiferromagnet, spin-1/2 excitations (spinons) are confined in pairs by strings akin to those confining quarks in non-abelian gauge theories. The system has multiple degenerate ground states (vacua) and domain walls between regions of different vacua. For two vacua, we demonstrate ...
hep-th/9203071
Ignatios Antoniadis
I. Antoniadis, E. Gava and K. S. Narain
Moduli Corrections to Gravitational Couplings from String loops
9 pages
Phys.Lett.B283:209-212,1992
10.1016/0370-2693(92)90009-S
null
hep-th
null
We study moduli dependent threshold corrections to gravitational couplings in the case of the heterotic string compactified on a symmetric orbifold, for untwisted moduli, extending previous analysis on gauge couplings. Like in the gauge case, the contribution comes entirely from the spacetime $N=2$ sector. As a bypro...
[ { "created": "Wed, 25 Mar 1992 17:23:43 GMT", "version": "v1" } ]
2010-11-01
[ [ "Antoniadis", "I.", "" ], [ "Gava", "E.", "" ], [ "Narain", "K. S.", "" ] ]
We study moduli dependent threshold corrections to gravitational couplings in the case of the heterotic string compactified on a symmetric orbifold, for untwisted moduli, extending previous analysis on gauge couplings. Like in the gauge case, the contribution comes entirely from the spacetime $N=2$ sector. As a byprodu...
hep-th/0002175
Ori Ganor
Shoibal Chakravarty, Keshav Dasgupta, Ori J. Ganor and Govindan Rajesh
Pinned Branes and New Non Lorentz Invariant Theories
29pp LaTeX, formulas in section 7 corrected, ref added, final version to appear in Nucl. Phys. B
Nucl.Phys. B587 (2000) 228-248
10.1016/S0550-3213(00)00354-0
PUPT-1914, IAS-HEP-00/07
hep-th
null
We describe a mechanism for localising branes in ambient space. When a 3-form flux is turned on in a Taub-NUT space, an M5-brane gets an effective potential that pins it to the center of the space. A similar effect occurs for M2-branes and D-branes with appropriate fluxes. In carefully chosen limits of the external p...
[ { "created": "Mon, 21 Feb 2000 21:47:56 GMT", "version": "v1" }, { "created": "Wed, 31 May 2000 17:32:54 GMT", "version": "v2" } ]
2009-10-31
[ [ "Chakravarty", "Shoibal", "" ], [ "Dasgupta", "Keshav", "" ], [ "Ganor", "Ori J.", "" ], [ "Rajesh", "Govindan", "" ] ]
We describe a mechanism for localising branes in ambient space. When a 3-form flux is turned on in a Taub-NUT space, an M5-brane gets an effective potential that pins it to the center of the space. A similar effect occurs for M2-branes and D-branes with appropriate fluxes. In carefully chosen limits of the external par...
1908.02296
Ramon Masachs
Ramon Masachs and Benson Way
New islands of stability with double-trace deformations
7 pages 6 figures
Phys. Rev. D 100, 106017 (2019)
10.1103/PhysRevD.100.106017
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We assess the role of a resonant spectrum in the AdS instability, and quantify the extent to which breaking the resonant spectrum of AdS can restore stability. Specifically, we study non-collapsing `multi-oscillator' solutions in AdS under various boundary conditions that allow for both resonant and non-resonant spec...
[ { "created": "Tue, 6 Aug 2019 18:00:05 GMT", "version": "v1" } ]
2019-12-04
[ [ "Masachs", "Ramon", "" ], [ "Way", "Benson", "" ] ]
We assess the role of a resonant spectrum in the AdS instability, and quantify the extent to which breaking the resonant spectrum of AdS can restore stability. Specifically, we study non-collapsing `multi-oscillator' solutions in AdS under various boundary conditions that allow for both resonant and non-resonant spectr...
hep-th/0306015
Haba Zbigniew
Z. Haba (University of Wroclaw)
Resummation of the perturbation series for an interaction of a scalar field with a quantized metric
Latex, 14 pages
null
null
null
hep-th
null
We consider a scalar field interacting with a quantized metric varying on a submanifold (e.g. a scalar field interacting with a quantized gravitational wave). We explicitly sum up the perturbation series for the time-ordered vacuum expectation values of the scalar field. As a result we obtain a modified non-canonical...
[ { "created": "Tue, 3 Jun 2003 12:02:28 GMT", "version": "v1" } ]
2007-05-23
[ [ "Haba", "Z.", "", "University of Wroclaw" ] ]
We consider a scalar field interacting with a quantized metric varying on a submanifold (e.g. a scalar field interacting with a quantized gravitational wave). We explicitly sum up the perturbation series for the time-ordered vacuum expectation values of the scalar field. As a result we obtain a modified non-canonical s...
2110.06643
Madhusudhan Raman
Madhusudhan Raman
Replicas for Random Matrices
v2: 11 pages, discussion improved, references and acknowledgements added
null
10.1142/S0217751X22500257
null
hep-th
http://creativecommons.org/licenses/by/4.0/
We discuss the use of the replica ansatz in computing free energies in random matrix theory, and confirm a conjectured condition on analytic continuation in the replica index at large-N.
[ { "created": "Wed, 13 Oct 2021 11:15:01 GMT", "version": "v1" }, { "created": "Mon, 31 Jan 2022 17:22:37 GMT", "version": "v2" } ]
2022-03-14
[ [ "Raman", "Madhusudhan", "" ] ]
We discuss the use of the replica ansatz in computing free energies in random matrix theory, and confirm a conjectured condition on analytic continuation in the replica index at large-N.
1212.6624
Robert de Mello Koch
Robert de Mello Koch, Jeff Murugan and Nkululeko Nokwara
Large N anomalous dimensions for large operators in Leigh-Strassler deformed SYM
1+15 pages
null
10.1016/j.physletb.2013.03.012
QGaSLAB-13-01, WITS-CTP-109
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the large N anomalous dimensions of operators in a Leigh-Strassler deformation of N=4 super Yang-Mills theory. The operators that we study have a bare dimension of order N (so that the large N limit is not captured by planar diagrams) and are AdS/CFT dual to giant gravitons. The diagonalization of the dilata...
[ { "created": "Sat, 29 Dec 2012 13:06:33 GMT", "version": "v1" } ]
2015-06-12
[ [ "Koch", "Robert de Mello", "" ], [ "Murugan", "Jeff", "" ], [ "Nokwara", "Nkululeko", "" ] ]
We study the large N anomalous dimensions of operators in a Leigh-Strassler deformation of N=4 super Yang-Mills theory. The operators that we study have a bare dimension of order N (so that the large N limit is not captured by planar diagrams) and are AdS/CFT dual to giant gravitons. The diagonalization of the dilatati...
hep-th/9811232
null
M. Rocek and A.A. Tseytlin
Partial breaking of global D=4 supersymmetry, constrained superfields, and 3-brane actions
28 pages, harvmac. v4: a mistake in eq.(3.24) (pointed out by S. Kuzenko) corrected
Phys.Rev.D59:106001,1999
10.1103/PhysRevD.59.106001
ITP-SB-98-68, Imperial/TP/98-99/13
hep-th
null
We show that the connection between partial breaking of supersymmetry and nonlinear actions is not accidental and has to do with constraints that lead directly to nonlinear actions of the Born-Infeld type. We develop a constrained superfield approach that gives a universal way of deriving and using these actions. In ...
[ { "created": "Fri, 27 Nov 1998 09:25:06 GMT", "version": "v1" }, { "created": "Mon, 7 Dec 1998 11:03:48 GMT", "version": "v2" }, { "created": "Thu, 21 Jan 1999 19:35:56 GMT", "version": "v3" }, { "created": "Wed, 31 Oct 2001 14:39:53 GMT", "version": "v4" } ]
2009-09-17
[ [ "Rocek", "M.", "" ], [ "Tseytlin", "A. A.", "" ] ]
We show that the connection between partial breaking of supersymmetry and nonlinear actions is not accidental and has to do with constraints that lead directly to nonlinear actions of the Born-Infeld type. We develop a constrained superfield approach that gives a universal way of deriving and using these actions. In pa...
2304.08361
Julian Toro
Sergio Iguri, Nicolas Kovensky, Julian H. Toro
Spectral flow and the exact AdS$_3/$CFT$_2$ chiral ring
27 pages
null
null
null
hep-th math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We compute all worldsheet three-point functions involving spectrally-flowed operators in chiral multiplets of the space-time theory for strings in AdS$_3\times$S$^3\times$T$^4$, thus completing the analysis of the full AdS$_3$/CFT$_2$ chiral ring. We make use of techniques recently developed for the bosonic sector, b...
[ { "created": "Mon, 17 Apr 2023 15:22:41 GMT", "version": "v1" } ]
2023-04-18
[ [ "Iguri", "Sergio", "" ], [ "Kovensky", "Nicolas", "" ], [ "Toro", "Julian H.", "" ] ]
We compute all worldsheet three-point functions involving spectrally-flowed operators in chiral multiplets of the space-time theory for strings in AdS$_3\times$S$^3\times$T$^4$, thus completing the analysis of the full AdS$_3$/CFT$_2$ chiral ring. We make use of techniques recently developed for the bosonic sector, bas...
2009.09851
Cesim K. Dumlu
Cesim K. Dumlu
Stokes phenomenon and Hawking Radiation
21 pages, 5 figures Published in PRD
null
10.1103/PhysRevD.102.125006
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We compute the semiclassical decay rate for Kerr black hole by deriving a one-way connection formula, relating the near horizon solution to the outgoing solution at infinity. In particular, we discuss the relevance of the Stokes phenomenon and show how it leads to a Boltzmann-like thermal weight factor by making use ...
[ { "created": "Mon, 21 Sep 2020 13:25:22 GMT", "version": "v1" }, { "created": "Mon, 25 Jan 2021 06:54:03 GMT", "version": "v2" } ]
2021-01-26
[ [ "Dumlu", "Cesim K.", "" ] ]
We compute the semiclassical decay rate for Kerr black hole by deriving a one-way connection formula, relating the near horizon solution to the outgoing solution at infinity. In particular, we discuss the relevance of the Stokes phenomenon and show how it leads to a Boltzmann-like thermal weight factor by making use of...
2301.12757
Sourav Roychowdhury
Sourav Roychowdhury, Dibakar Roychowdhury
Spin $ 2 $ spectrum for marginal deformations of 4d $ \mathcal{N}=2 $ SCFTs
1+19 pages ; v2 ; Accepted to JHEP
JHEP 03 (2023) 083
10.1007/JHEP03(2023)083
null
hep-th gr-qc
http://creativecommons.org/licenses/by/4.0/
We compute spin $ 2 $ spectrum associated with massive graviton fluctuations in $\gamma$-deformed Gaiotto-Maldacena background those are holographically dual to marginal deformations of $\mathcal{N}=2$ SCFTs in four dimensions. Under the special circumstances, we analytically estimate the spectra both for the $ \gamm...
[ { "created": "Mon, 30 Jan 2023 10:05:07 GMT", "version": "v1" }, { "created": "Thu, 2 Mar 2023 16:01:54 GMT", "version": "v2" } ]
2023-03-16
[ [ "Roychowdhury", "Sourav", "" ], [ "Roychowdhury", "Dibakar", "" ] ]
We compute spin $ 2 $ spectrum associated with massive graviton fluctuations in $\gamma$-deformed Gaiotto-Maldacena background those are holographically dual to marginal deformations of $\mathcal{N}=2$ SCFTs in four dimensions. Under the special circumstances, we analytically estimate the spectra both for the $ \gamma ...
0705.0790
Meng Chwan Tan
Meng-Chwan Tan
Two-Dimensional Twisted Sigma Models, the Mirror Chiral de Rham Complex, and Twisted Generalised Mirror Symmetry
97 pages. Companion paper to hep-th/0604179. Published version
JHEP 0707:013,2007
10.1088/1126-6708/2007/07/013
null
hep-th math.AG math.QA
null
In this paper, we study the perturbative aspects of a "B-twisted" two-dimensional $(0,2)$ heterotic sigma model on a holomorphic gauge bundle $\mathcal E$ over a complex, hermitian manifold $X$. We show that the model can be naturally described in terms of the mathematical theory of ``Chiral Differential Operators". ...
[ { "created": "Sun, 6 May 2007 10:24:56 GMT", "version": "v1" }, { "created": "Fri, 11 May 2007 16:41:05 GMT", "version": "v2" }, { "created": "Fri, 6 Jul 2007 01:41:02 GMT", "version": "v3" } ]
2010-02-03
[ [ "Tan", "Meng-Chwan", "" ] ]
In this paper, we study the perturbative aspects of a "B-twisted" two-dimensional $(0,2)$ heterotic sigma model on a holomorphic gauge bundle $\mathcal E$ over a complex, hermitian manifold $X$. We show that the model can be naturally described in terms of the mathematical theory of ``Chiral Differential Operators". In...
1208.6383
DaeKil Park
DaeKil Park
Entanglement Degradation in the presence of $(4+n)$-dimensional Schwarzschild Black Hole
13 pages, 4 figures V2: version to appear in International J. Quant. Inf
null
null
null
hep-th quant-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this short paper we compute the various bipartite quantum correlations in the presence of the $(4+n)$-dimensional Schwarzschild black hole. In particular, we focus on the $n$-dependence of various bosonic bipartite entanglements. For the case between Alice and Rob, where the former is free falling observer and the...
[ { "created": "Fri, 31 Aug 2012 06:27:30 GMT", "version": "v1" }, { "created": "Tue, 5 Mar 2013 12:43:55 GMT", "version": "v2" } ]
2013-03-06
[ [ "Park", "DaeKil", "" ] ]
In this short paper we compute the various bipartite quantum correlations in the presence of the $(4+n)$-dimensional Schwarzschild black hole. In particular, we focus on the $n$-dependence of various bosonic bipartite entanglements. For the case between Alice and Rob, where the former is free falling observer and the l...
1910.11913
Andrew Svesko
Victoria L. Martin and Andrew Svesko
Normal modes in thermal AdS via the Selberg zeta function
22 pages, clarifications added, Scipost formatting
SciPost Phys. 9, 009 (2020)
10.21468/SciPostPhys.9.1.009
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The heat kernel and quasinormal mode methods of computing 1-loop partition functions of spin $s$ fields on hyperbolic quotient spacetimes $\mathbb{H}^{3}/\mathbb{Z}$ are related via the Selberg zeta function. We extend that analysis to thermal $\text{AdS}_{2n+1}$ backgrounds, with quotient structure $\mathbb{H}^{2n+1...
[ { "created": "Fri, 25 Oct 2019 19:44:01 GMT", "version": "v1" }, { "created": "Wed, 20 May 2020 04:48:38 GMT", "version": "v2" } ]
2020-07-22
[ [ "Martin", "Victoria L.", "" ], [ "Svesko", "Andrew", "" ] ]
The heat kernel and quasinormal mode methods of computing 1-loop partition functions of spin $s$ fields on hyperbolic quotient spacetimes $\mathbb{H}^{3}/\mathbb{Z}$ are related via the Selberg zeta function. We extend that analysis to thermal $\text{AdS}_{2n+1}$ backgrounds, with quotient structure $\mathbb{H}^{2n+1}/...
2303.17326
Koushik Ray
Aritra Pal and Koushik Ray
Conformal integrals in all dimensions as GKZ hypergeometric functions and Clifford groups
Major changes made. Fully permutation symmetric solutions are obtained, their number being equal to the holonomic rank of the GKZ system. Reduction of solutions from higher to lower points is demonstrated. Title changes accordingly
null
null
null
hep-th math-ph math.AG math.MP
http://creativecommons.org/licenses/by/4.0/
Euclidean conformal integrals for an arbitrary number of points in any dimension are evaluated. Conformal transformations in the Euclidean space can be formulated as the Moebius group in terms of Clifford algebras. This is used to interpret conformal integrals as functions on the configuration space of points on the ...
[ { "created": "Thu, 30 Mar 2023 12:28:27 GMT", "version": "v1" }, { "created": "Mon, 31 Jul 2023 11:06:56 GMT", "version": "v2" }, { "created": "Thu, 6 Jun 2024 10:07:27 GMT", "version": "v3" } ]
2024-06-10
[ [ "Pal", "Aritra", "" ], [ "Ray", "Koushik", "" ] ]
Euclidean conformal integrals for an arbitrary number of points in any dimension are evaluated. Conformal transformations in the Euclidean space can be formulated as the Moebius group in terms of Clifford algebras. This is used to interpret conformal integrals as functions on the configuration space of points on the Eu...
1709.05693
Yukihiro Fujimoto
Yukihiro Fujimoto, Takashi Miura, Kenji Nishiwaki, Makoto Sakamoto
Dynamical generation of fermion mass hierarchy in an extra dimension
33 pages, 11figures
Phys. Rev. D 97, 115039 (2018)
10.1103/PhysRevD.97.115039
KOBE-TH-17-06,KIAS-P17067
hep-th hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We propose a new mechanism to produce a fermion mass hierarchy dynamically in a model with a singlet generation of fermions. A five dimensional gauge theory on an interval with point interactions (zero-width branes) takes responsibility for realizing three generations and each massless zero mode localizes at boundari...
[ { "created": "Sun, 17 Sep 2017 17:16:38 GMT", "version": "v1" }, { "created": "Tue, 26 Jun 2018 09:09:57 GMT", "version": "v2" } ]
2018-06-27
[ [ "Fujimoto", "Yukihiro", "" ], [ "Miura", "Takashi", "" ], [ "Nishiwaki", "Kenji", "" ], [ "Sakamoto", "Makoto", "" ] ]
We propose a new mechanism to produce a fermion mass hierarchy dynamically in a model with a singlet generation of fermions. A five dimensional gauge theory on an interval with point interactions (zero-width branes) takes responsibility for realizing three generations and each massless zero mode localizes at boundaries...
hep-th/9902162
Giuseppe Carlino
G. Carlino, K. Konishi, N. Maggiore and N. Magnoli
On the Beta Function in Supersymmetric Gauge Theories
11 pages, LaTeX2e
Phys.Lett. B455 (1999) 171-178
10.1016/S0370-2693(99)00454-2
GEF-TH 2/99, IFUP-TH 10/99
hep-th
null
We re-examine perturbative and nonperturbative aspects of the beta function in N=1 and N=2 supersymmetric gauge theories, make comments on the recent literature on the subject and discuss the exactness of several known results such as the NSVZ beta function.
[ { "created": "Tue, 23 Feb 1999 18:19:53 GMT", "version": "v1" } ]
2009-10-31
[ [ "Carlino", "G.", "" ], [ "Konishi", "K.", "" ], [ "Maggiore", "N.", "" ], [ "Magnoli", "N.", "" ] ]
We re-examine perturbative and nonperturbative aspects of the beta function in N=1 and N=2 supersymmetric gauge theories, make comments on the recent literature on the subject and discuss the exactness of several known results such as the NSVZ beta function.
hep-th/9908198
Gravity Research Group
Alexander Burinskii
Dilatonic AdS-Kerr Solution to AdS/CFT Correspondence
Latex, 8 pages, v.2: a reference added; v.3: a reference added, and two misprints are improved, v.4: final published version, minor corrections, final part is extended and references added
Phys.Rev. D61 (2000) 107501
10.1103/PhysRevD.61.107501
null
hep-th gr-qc
null
We consider the $AdS_5$ solution deformed by a non-constant dilaton interpolating between the standard AdS (UV region) and flat boundary background (IR region). We show that this dilatonic solution can be generalized to the case of a non-flat boundaries provided that the metric of the boundaries satisfies the vacuum ...
[ { "created": "Mon, 30 Aug 1999 12:34:26 GMT", "version": "v1" }, { "created": "Wed, 1 Sep 1999 06:55:42 GMT", "version": "v2" }, { "created": "Tue, 5 Oct 1999 14:02:01 GMT", "version": "v3" }, { "created": "Fri, 31 Dec 1999 10:52:51 GMT", "version": "v4" } ]
2009-10-31
[ [ "Burinskii", "Alexander", "" ] ]
We consider the $AdS_5$ solution deformed by a non-constant dilaton interpolating between the standard AdS (UV region) and flat boundary background (IR region). We show that this dilatonic solution can be generalized to the case of a non-flat boundaries provided that the metric of the boundaries satisfies the vacuum Ei...
2206.14196
Jonah Stalknecht
Tomasz Lukowski, Robert Moerman, Jonah Stalknecht
Pushforwards via Scattering Equations with Applications to Positive Geometries
42 pages, 5 figures
null
10.1007/JHEP10(2022)003
null
hep-th math.AG
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this paper we explore and expand the connection between two modern descriptions of scattering amplitudes, the CHY formalism and the framework of positive geometries, facilitated by the scattering equations. For theories in the CHY family whose $S$-matrix is captured by some positive geometry in the kinematic space...
[ { "created": "Tue, 28 Jun 2022 17:59:47 GMT", "version": "v1" } ]
2022-10-19
[ [ "Lukowski", "Tomasz", "" ], [ "Moerman", "Robert", "" ], [ "Stalknecht", "Jonah", "" ] ]
In this paper we explore and expand the connection between two modern descriptions of scattering amplitudes, the CHY formalism and the framework of positive geometries, facilitated by the scattering equations. For theories in the CHY family whose $S$-matrix is captured by some positive geometry in the kinematic space, ...
hep-th/9209120
Victor Ogievetsky
Ch. Devchand and V. Ogievetsky
Super Self-Duality as Analyticity in Harmonic Superspace
1 + 8 pages, plaintex, CERN-TH.6653/92
Phys.Lett. B297 (1992) 93-98
10.1016/0370-2693(92)91075-K
null
hep-th
null
A twistor correspondence for the self-duality equations for supersymmetric Yang-Mills theories is developed. Their solutions are shown to be encoded in analytic harmonic superfields satisfying appropriate generalised Cauchy-Riemann conditions. An action principle yielding these conditions is presented.
[ { "created": "Tue, 29 Sep 1992 12:56:49 GMT", "version": "v1" }, { "created": "Sun, 18 Oct 1992 17:38:42 GMT", "version": "v2" } ]
2009-10-22
[ [ "Devchand", "Ch.", "" ], [ "Ogievetsky", "V.", "" ] ]
A twistor correspondence for the self-duality equations for supersymmetric Yang-Mills theories is developed. Their solutions are shown to be encoded in analytic harmonic superfields satisfying appropriate generalised Cauchy-Riemann conditions. An action principle yielding these conditions is presented.
hep-th/0411095
Othmar Steinmann
Othmar Steinmann (University of Bielefeld, Germany)
Physical Fields in QED
9 pages. Based on talk delivered at: "Symposium on Rigorous Quantum Field Theory", Saclay, July 2004
Prog.Math.251:301-310,2007
null
null
hep-th math-ph math.MP quant-ph
null
The connection between the Gupta-Bleuler formulation and the Coulomb gauge formulation of QED is discussed. It is argued that the two formulations are not connected by a gauge transformation. Nor can the state space of the Coulomb gauge be identified with a subspace of the Gupta-Bleuler space. Instead a more indirect...
[ { "created": "Tue, 9 Nov 2004 11:55:42 GMT", "version": "v1" } ]
2008-11-26
[ [ "Steinmann", "Othmar", "", "University of Bielefeld, Germany" ] ]
The connection between the Gupta-Bleuler formulation and the Coulomb gauge formulation of QED is discussed. It is argued that the two formulations are not connected by a gauge transformation. Nor can the state space of the Coulomb gauge be identified with a subspace of the Gupta-Bleuler space. Instead a more indirect c...
1811.04109
Harsha Ramesh Hampapura
Harsha R. Hampapura, Albion Lawrence, Stefan Stanojevic
On phase transitions in the R\'enyi entropies of 2+1-d large-N interacting vector models
22 pages, v2: (a) references added; (b) further argument added that instability signals a second-order phase transition; (c) argument added that a phase transition at the Renyi parameter n = 1 does not necessarily prelude the use of the replica trick to compute the von Neumann entropy
Phys. Rev. B 100, 134412 (2019)
10.1103/PhysRevB.100.134412
null
hep-th cond-mat.stat-mech quant-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider the reduced density matrix for a disc in the ground state of the interacting fixed points of the large-N O(N) vector model in 2+1 dimensions. Using the map to the free energy on $\mathbb{H}_2 \times S^1$, we show that there is an instability in the R\'enyi entropies at $n = 1$, in the $N \rightarrow \inft...
[ { "created": "Fri, 9 Nov 2018 19:21:53 GMT", "version": "v1" }, { "created": "Wed, 2 Jan 2019 19:18:21 GMT", "version": "v2" } ]
2019-10-16
[ [ "Hampapura", "Harsha R.", "" ], [ "Lawrence", "Albion", "" ], [ "Stanojevic", "Stefan", "" ] ]
We consider the reduced density matrix for a disc in the ground state of the interacting fixed points of the large-N O(N) vector model in 2+1 dimensions. Using the map to the free energy on $\mathbb{H}_2 \times S^1$, we show that there is an instability in the R\'enyi entropies at $n = 1$, in the $N \rightarrow \infty$...
hep-th/0405061
Hong Lu
Z.-W. Chong, G.W. Gibbons, H. Lu and C.N. Pope
Separability and Killing Tensors in Kerr-Taub-NUT-de Sitter Metrics in Higher Dimensions
Author added, title changed, references added, focus of paper changed to Killing tensors and separability. Latex, 13 pages
Phys.Lett.B609:124-132,2005
10.1016/j.physletb.2004.07.066
MIFP-0409, DAMTP-2004-56
hep-th math.DG
null
A generalisation of the four-dimensional Kerr-de Sitter metrics to include a NUT charge is well known, and is included within a class of metrics obtained by Plebanski. In this paper, we study a related class of Kerr-Taub-NUT-de Sitter metrics in arbitrary dimensions D \ge 6, which contain three non-trivial continuous...
[ { "created": "Fri, 7 May 2004 22:10:02 GMT", "version": "v1" }, { "created": "Fri, 11 Jun 2004 07:59:16 GMT", "version": "v2" } ]
2009-10-07
[ [ "Chong", "Z. -W.", "" ], [ "Gibbons", "G. W.", "" ], [ "Lu", "H.", "" ], [ "Pope", "C. N.", "" ] ]
A generalisation of the four-dimensional Kerr-de Sitter metrics to include a NUT charge is well known, and is included within a class of metrics obtained by Plebanski. In this paper, we study a related class of Kerr-Taub-NUT-de Sitter metrics in arbitrary dimensions D \ge 6, which contain three non-trivial continuous p...
1101.5390
Francisco A. Brito
F. A. Brito, E. Passos and P. V. Santos
On the effective action of the vacuum photon splitting in Lorentz-violating QED
4 pages, version to appear in EPL
null
10.1209/0295-5075/95/51001
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider one-loop radiative corrections from Lorentz- and CPT- violating extended QED to address the specific problem of finding explicitly an effective action describing amplitude of photon triple splitting. We show that it is not possible to find a nonzero photon triple splitting effective action, at least by us...
[ { "created": "Thu, 27 Jan 2011 20:59:46 GMT", "version": "v1" }, { "created": "Fri, 22 Jul 2011 17:38:17 GMT", "version": "v2" } ]
2015-05-27
[ [ "Brito", "F. A.", "" ], [ "Passos", "E.", "" ], [ "Santos", "P. V.", "" ] ]
We consider one-loop radiative corrections from Lorentz- and CPT- violating extended QED to address the specific problem of finding explicitly an effective action describing amplitude of photon triple splitting. We show that it is not possible to find a nonzero photon triple splitting effective action, at least by usin...
hep-th/0002057
Klaus Behrndt
Klaus Behrndt and Mirjam Cvetic
Infra-red fixed points at the boundary
10 pages, Latex, 2 figures
JHEP 0006:015,2000
10.1088/1126-6708/2000/06/015
null
hep-th
null
Gauged supergravities (in four and five dimensions) with eight supercharges and with vector supermultiplets have a unique ultra-violet (UV) fixed point on a given physical domain \cal M of the space of the scalar fields. We show that in these models the infra-red (IR) fixed points are located on the boundary of \cal ...
[ { "created": "Mon, 7 Feb 2000 23:42:18 GMT", "version": "v1" } ]
2009-10-31
[ [ "Behrndt", "Klaus", "" ], [ "Cvetic", "Mirjam", "" ] ]
Gauged supergravities (in four and five dimensions) with eight supercharges and with vector supermultiplets have a unique ultra-violet (UV) fixed point on a given physical domain \cal M of the space of the scalar fields. We show that in these models the infra-red (IR) fixed points are located on the boundary of \cal M,...
1109.3866
Jerome P. Gauntlett
Aristomenis Donos and Jerome P. Gauntlett
Holographic helical superconductors
21 pages, 3 figures. Very minor changes. Version to be published in JHEP
null
10.1007/JHEP12(2011)091
Imperial/TP/2011/JG/06
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We show that D=5 electrically charged AdS black branes can have instabilities associated with spatially modulated p-wave superconductors with helical structure. We show that the instabilities are present within N=4 $SU(2)\times U(1)$ gauged supergravity and hence within D=10 and D=11 supergravity.
[ { "created": "Sun, 18 Sep 2011 12:41:35 GMT", "version": "v1" }, { "created": "Fri, 14 Oct 2011 18:00:19 GMT", "version": "v2" }, { "created": "Tue, 13 Dec 2011 17:51:46 GMT", "version": "v3" } ]
2015-05-30
[ [ "Donos", "Aristomenis", "" ], [ "Gauntlett", "Jerome P.", "" ] ]
We show that D=5 electrically charged AdS black branes can have instabilities associated with spatially modulated p-wave superconductors with helical structure. We show that the instabilities are present within N=4 $SU(2)\times U(1)$ gauged supergravity and hence within D=10 and D=11 supergravity.
1901.10198
Jean-Luc Lehners
Sebastian F. Bramberger and Jean-Luc Lehners
Non-Singular Bounces Catalysed by Dark Energy
30 pages, 25 figure files; v2: references added
Phys. Rev. D 99, 123523 (2019)
10.1103/PhysRevD.99.123523
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We investigate classically non-singular bounces caused by dark energy. In the presence of positive spatial curvature, vacuum energy, either in the form of a cosmological constant or a scalar field potential, allows for an open set of initial conditions leading to non-singular bounces, without any violation of the nul...
[ { "created": "Tue, 29 Jan 2019 10:02:06 GMT", "version": "v1" }, { "created": "Mon, 11 Feb 2019 12:15:18 GMT", "version": "v2" } ]
2019-06-26
[ [ "Bramberger", "Sebastian F.", "" ], [ "Lehners", "Jean-Luc", "" ] ]
We investigate classically non-singular bounces caused by dark energy. In the presence of positive spatial curvature, vacuum energy, either in the form of a cosmological constant or a scalar field potential, allows for an open set of initial conditions leading to non-singular bounces, without any violation of the null ...
hep-th/0102111
Manuel Calixto
M. Calixto
Higher-U(2,2)-spin fields and higher-dimensional W-gravities: quantum AdS space and radiation phenomena
LaTeX, 30 pages, 2 figures, final version to appear in Class. and Quant. Grav
Class.Quant.Grav. 18 (2001) 3857-3884
10.1088/0264-9381/18/18/306
null
hep-th gr-qc math-ph math.MP quant-ph
null
A physical and geometrical interpretation of previously introduced tensor operator algebras of U(2,2) in terms of algebras of higher-conformal-spin quantum fields on the anti-de Sitter space AdS_5 is provided. These are higher-dimensional W-like algebras and constitute a potential gauge guide principle towards the fo...
[ { "created": "Sun, 18 Feb 2001 20:22:27 GMT", "version": "v1" }, { "created": "Thu, 22 Feb 2001 10:13:25 GMT", "version": "v2" }, { "created": "Wed, 22 Aug 2001 11:22:41 GMT", "version": "v3" } ]
2009-11-07
[ [ "Calixto", "M.", "" ] ]
A physical and geometrical interpretation of previously introduced tensor operator algebras of U(2,2) in terms of algebras of higher-conformal-spin quantum fields on the anti-de Sitter space AdS_5 is provided. These are higher-dimensional W-like algebras and constitute a potential gauge guide principle towards the form...
hep-th/0609205
Marco Panero
Marco Panero
Quantum Field Theory in a Non-Commutative Space: Theoretical Predictions and Numerical Results on the Fuzzy Sphere
This is a contribution to the Proc. of the O'Raifeartaigh Symposium on Non-Perturbative and Symmetry Methods in Field Theory (June 2006, Budapest, Hungary), published in SIGMA (Symmetry, Integrability and Geometry: Methods and Applications) at http://www.emis.de/journals/SIGMA/
SIGMA 2:081,2006
10.3842/SIGMA.2006.081
DIAS-STP-06-12
hep-th gr-qc hep-lat math-ph math.MP
null
We review some recent progress in quantum field theory in non-commutative space, focusing onto the fuzzy sphere as a non-perturbative regularisation scheme. We first introduce the basic formalism, and discuss the limits corresponding to different commutative or non-commutative spaces. We present some of the theories ...
[ { "created": "Thu, 28 Sep 2006 10:16:12 GMT", "version": "v1" }, { "created": "Fri, 17 Nov 2006 00:00:35 GMT", "version": "v2" } ]
2008-12-19
[ [ "Panero", "Marco", "" ] ]
We review some recent progress in quantum field theory in non-commutative space, focusing onto the fuzzy sphere as a non-perturbative regularisation scheme. We first introduce the basic formalism, and discuss the limits corresponding to different commutative or non-commutative spaces. We present some of the theories wh...
hep-th/9607061
Dr Chandrasekhar Mukku
C. Mukku (Deparment of Mathematics and Statistics, University of Hyderabad, India)
Fermion Determinants and Effective Actions
15 pages, LaTex, no figures
J.Math.Phys. 38 (1997) 668-681
10.1063/1.531870
null
hep-th
null
Configuration space heat-kernel methods are used to evaluate the determinant and hence the effective action for an SU(2) doublet of fermions in interaction with a {\it covariantly constant} SU(2) background field. Exact results are exhibited which are applicable to {\it any} Abelian background on which the only restr...
[ { "created": "Mon, 8 Jul 1996 20:38:10 GMT", "version": "v1" } ]
2009-10-30
[ [ "Mukku", "C.", "", "Deparment of Mathematics and Statistics, University of\n Hyderabad, India" ] ]
Configuration space heat-kernel methods are used to evaluate the determinant and hence the effective action for an SU(2) doublet of fermions in interaction with a {\it covariantly constant} SU(2) background field. Exact results are exhibited which are applicable to {\it any} Abelian background on which the only restric...
hep-th/0609129
Richard Szabo
N. Caporaso, M. Cirafici, L. Griguolo, S. Pasquetti, D. Seminara and R. J. Szabo
Topological Strings, Two-Dimensional Yang-Mills Theory and Chern-Simons Theory on Torus Bundles
62 pages, 5 figures
Adv.Theor.Math.Phys.12:981-1058,2008
null
HWM-06-34, EMPG-06-07
hep-th math.AG
null
We study the relations between two-dimensional Yang-Mills theory on the torus, topological string theory on a Calabi-Yau threefold whose local geometry is the sum of two line bundles over the torus, and Chern-Simons theory on torus bundles. The chiral partition function of the Yang-Mills gauge theory in the large N l...
[ { "created": "Tue, 19 Sep 2006 14:04:09 GMT", "version": "v1" } ]
2009-04-08
[ [ "Caporaso", "N.", "" ], [ "Cirafici", "M.", "" ], [ "Griguolo", "L.", "" ], [ "Pasquetti", "S.", "" ], [ "Seminara", "D.", "" ], [ "Szabo", "R. J.", "" ] ]
We study the relations between two-dimensional Yang-Mills theory on the torus, topological string theory on a Calabi-Yau threefold whose local geometry is the sum of two line bundles over the torus, and Chern-Simons theory on torus bundles. The chiral partition function of the Yang-Mills gauge theory in the large N lim...
1502.08050
Shu-Heng Shao
Clay Cordova, Shu-Heng Shao
Counting Trees in Supersymmetric Quantum Mechanics
50 pages, 20 figures, + appendices. v2 typos corrected, color issues in figures fixed
null
null
null
hep-th math.CO math.RT
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the supersymmetric ground states of the Kronecker model of quiver quantum mechanics. This is the simplest quiver with two gauge groups and bifundamental matter fields, and appears universally in four-dimensional N=2 systems. The ground state degeneracy may be written as a multi-dimensional contour integral, ...
[ { "created": "Fri, 27 Feb 2015 20:44:41 GMT", "version": "v1" }, { "created": "Mon, 2 Mar 2015 16:54:20 GMT", "version": "v2" } ]
2015-03-03
[ [ "Cordova", "Clay", "" ], [ "Shao", "Shu-Heng", "" ] ]
We study the supersymmetric ground states of the Kronecker model of quiver quantum mechanics. This is the simplest quiver with two gauge groups and bifundamental matter fields, and appears universally in four-dimensional N=2 systems. The ground state degeneracy may be written as a multi-dimensional contour integral, an...
hep-th/0412070
Forough Nasseri
Forough Nasseri
Limits on the Time Evolution of Space Dimensions from Newton's Constant
22 pages, accepted for publication in Int.J.Mod.Phys.D
Int.J.Mod.Phys. D14 (2005) 1577-1596
10.1142/S0218271805007371
null
hep-th
null
Limits are imposed upon the possible rate of change of extra spatial dimensions in a decrumpling model Universe with time variable spatial dimensions (TVSD) by considering the time variation of (1+3)-dimensional Newton's constant. Previous studies on the time variation of (1+3)-dimensional Newton's constant in TVSD t...
[ { "created": "Tue, 7 Dec 2004 15:58:17 GMT", "version": "v1" }, { "created": "Sun, 5 Jun 2005 13:02:38 GMT", "version": "v2" } ]
2009-11-10
[ [ "Nasseri", "Forough", "" ] ]
Limits are imposed upon the possible rate of change of extra spatial dimensions in a decrumpling model Universe with time variable spatial dimensions (TVSD) by considering the time variation of (1+3)-dimensional Newton's constant. Previous studies on the time variation of (1+3)-dimensional Newton's constant in TVSD the...
hep-th/0002173
Jose Francisco Gomes
J.F. Gomes, E. P. Gueuvoghlanian, G.M. Sotkov and A.H. Zimerman
Torsionless T-selfdual Affine NA Toda Models
typos corrected, talk given at the VI International Wigner Symposium, Istambul, Turkey, 16-22 August,1999
null
null
null
hep-th
null
A general construction of affine Non Abelian Toda models in terms of gauged two loop WZNW model is discussed. In particular we find the Lie algebraic condition defining a subclass of {\it T-selfdual torsionless NA Toda models} and their zero curvature representation.
[ { "created": "Mon, 21 Feb 2000 20:20:49 GMT", "version": "v1" }, { "created": "Sun, 26 Nov 2000 12:18:33 GMT", "version": "v2" } ]
2016-09-06
[ [ "Gomes", "J. F.", "" ], [ "Gueuvoghlanian", "E. P.", "" ], [ "Sotkov", "G. M.", "" ], [ "Zimerman", "A. H.", "" ] ]
A general construction of affine Non Abelian Toda models in terms of gauged two loop WZNW model is discussed. In particular we find the Lie algebraic condition defining a subclass of {\it T-selfdual torsionless NA Toda models} and their zero curvature representation.
1511.04595
Magdalena Larfors
Magdalena Larfors
Generalised Geometry and Flux Vacua
12 pages, contribution to the proceedings of "The String Theory Universe" workshop in Leuven, 7-11 Sept 2015, to be published by Fortschritte der Physik; v2: references updated
null
10.1002/prop.201500082
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
This note discusses the connection between generalised geometry and flux compactifications of string theory. Firstly, we explain in a pedestrian manner how the supersymmetry constraints of type II ${\mathcal{N}}=1$ flux compactifications can be restated as integrability constraints on certain generalised complex stru...
[ { "created": "Sat, 14 Nov 2015 18:44:23 GMT", "version": "v1" }, { "created": "Mon, 23 Nov 2015 09:45:43 GMT", "version": "v2" } ]
2016-11-03
[ [ "Larfors", "Magdalena", "" ] ]
This note discusses the connection between generalised geometry and flux compactifications of string theory. Firstly, we explain in a pedestrian manner how the supersymmetry constraints of type II ${\mathcal{N}}=1$ flux compactifications can be restated as integrability constraints on certain generalised complex struct...
1502.02283
Roldao da Rocha
R. A. C. Correa, Roldao da Rocha
Configurational Entropy in Brane-world Models: A New Approach to Stability
6 pages, 5 figures
null
null
null
hep-th cond-mat.stat-mech gr-qc math-ph math.MP nlin.PS
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this work we investigate the entropic information on thick brane-worlds scenarios and its consequences. The brane-world entropic information is studied for the sine-Gordon model is and hence the brane-world entropic information measure is shown an accurate way for providing the most suitable values for the bulk Ad...
[ { "created": "Sun, 8 Feb 2015 18:08:17 GMT", "version": "v1" }, { "created": "Tue, 10 Feb 2015 08:44:25 GMT", "version": "v2" } ]
2015-02-11
[ [ "Correa", "R. A. C.", "" ], [ "da Rocha", "Roldao", "" ] ]
In this work we investigate the entropic information on thick brane-worlds scenarios and its consequences. The brane-world entropic information is studied for the sine-Gordon model is and hence the brane-world entropic information measure is shown an accurate way for providing the most suitable values for the bulk AdS ...
2104.00006
Watse Sybesma
Lars Aalsma and Watse Sybesma
The Price of Curiosity: Information Recovery in de Sitter Space
v2: updated references. 25 pages including appendix, 10 figures
null
10.1007/JHEP05(2021)291
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Recent works have revealed that quantum extremal islands can contribute to the fine-grained entropy of black hole radiation reproducing the unitary Page curve. In this paper, we use these results to assess if an observer in de Sitter space can decode information hidden behind their cosmological horizon. By computing ...
[ { "created": "Wed, 31 Mar 2021 18:00:00 GMT", "version": "v1" }, { "created": "Wed, 14 Apr 2021 20:33:07 GMT", "version": "v2" } ]
2021-06-16
[ [ "Aalsma", "Lars", "" ], [ "Sybesma", "Watse", "" ] ]
Recent works have revealed that quantum extremal islands can contribute to the fine-grained entropy of black hole radiation reproducing the unitary Page curve. In this paper, we use these results to assess if an observer in de Sitter space can decode information hidden behind their cosmological horizon. By computing th...
1806.03420
Ichiro Oda
Ichiro Oda
Planck and Electroweak Scales Emerging from Conformal Gravity
12 pages
null
10.1140/epjc/s10052-018-6289-8
DPUR/TH/60
hep-th gr-qc hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We show that both the Planck and electroweak mass scales can be generated from conformal gravity via the Coleman-Weinberg mechanism of dimensional transmutation. At the first step, the Planck scale is generated via the Coleman-Weinberg mechanism in the sector of conformal gravity, which means that radiative correctio...
[ { "created": "Sat, 9 Jun 2018 06:34:01 GMT", "version": "v1" } ]
2018-10-17
[ [ "Oda", "Ichiro", "" ] ]
We show that both the Planck and electroweak mass scales can be generated from conformal gravity via the Coleman-Weinberg mechanism of dimensional transmutation. At the first step, the Planck scale is generated via the Coleman-Weinberg mechanism in the sector of conformal gravity, which means that radiative corrections...
hep-th/9309135
Hubert Saleur
N.Yu Reshetikhin, H.Saleur
Lattice regularization of massive and massless integrable field theories
25 pages
Nucl.Phys. B419 (1994) 507-528
10.1016/0550-3213(94)90342-5
null
hep-th
null
We show that integrable vertex and RSOS models with trigonometric Boltzmann weights and appropriate inhomogeneities provide a convenient lattice regularization for massive field theories and for the recently studied massless field theories that interpolate between two non trivial conformal field theories. Massive and...
[ { "created": "Fri, 24 Sep 1993 20:38:54 GMT", "version": "v1" } ]
2009-10-22
[ [ "Reshetikhin", "N. Yu", "" ], [ "Saleur", "H.", "" ] ]
We show that integrable vertex and RSOS models with trigonometric Boltzmann weights and appropriate inhomogeneities provide a convenient lattice regularization for massive field theories and for the recently studied massless field theories that interpolate between two non trivial conformal field theories. Massive and m...
hep-th/9712223
Eva Silverstein
S. Kachru, A. Lawrence, and E. Silverstein
On the Matrix Description of Calabi-Yau Compactifications
12 pages, harvmac big; comment on 4d N=1 theories changed
Phys.Rev.Lett.80:2996-2999,1998
10.1103/PhysRevLett.80.2996
HUTP-97/A053, LBNL-41190, SLAC-PUB-7724, UCB-PTH-97/67
hep-th
null
We point out that the matrix description of M-theory compactified on Calabi-Yau threefolds is in many respects simpler than the matrix description of a $T^6$ compactification. This is largely because of the differences between D6 branes wrapped on Calabi-Yau threefolds and D6 branes wrapped on six-tori. In particular...
[ { "created": "Wed, 24 Dec 1997 04:03:11 GMT", "version": "v1" }, { "created": "Wed, 14 Jan 1998 00:48:56 GMT", "version": "v2" } ]
2009-10-07
[ [ "Kachru", "S.", "" ], [ "Lawrence", "A.", "" ], [ "Silverstein", "E.", "" ] ]
We point out that the matrix description of M-theory compactified on Calabi-Yau threefolds is in many respects simpler than the matrix description of a $T^6$ compactification. This is largely because of the differences between D6 branes wrapped on Calabi-Yau threefolds and D6 branes wrapped on six-tori. In particular, ...
0901.4531
Antonio Capolupo Dr
Antonio Capolupo and Giuseppe Vitiello
Particle mixing as possible explanation of the dark energy conundrum
6 pages. Ptesented at the 4th International Conference DICE 2008: From Quantum Mechanics through Complexity to Space-time -the role of emergent dynamical structures, Castiglioncello, Tuscany, Italy, 22-26 Sep. 2008
J.Phys.Conf.Ser.174:012063,2009
10.1088/1742-6596/174/1/012063
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The vacuum condensate due to neutrino and quark mixing behaves as a perfect fluid and, at the present epoch, as a cosmological constant. The very small breaking of the Lorentz invariance constrains today the value of the dark energy.
[ { "created": "Wed, 28 Jan 2009 19:06:24 GMT", "version": "v1" } ]
2009-07-24
[ [ "Capolupo", "Antonio", "" ], [ "Vitiello", "Giuseppe", "" ] ]
The vacuum condensate due to neutrino and quark mixing behaves as a perfect fluid and, at the present epoch, as a cosmological constant. The very small breaking of the Lorentz invariance constrains today the value of the dark energy.
hep-th/0305246
Dr. Valeri Dvoeglazov
Valeri V. Dvoeglazov (Universidad de Zacatecas, Zac., Mexico)
Base de Helicidad y Paridad
In Spanish. Misprints corrected
Memorias de la 8a Reunion Nacional Academica de Fisica y Matematicas, Mayo 2003, ESFM-IPN, Eds. Jose M. Rivera et al., pp. 45-54
null
null
hep-th
null
We study the theory of the Lorentz group (1/2,0)+(0,1/2) representation in the helicity basis of the corresponding 4-spinors. As Berestetski, Lifshitz and Pitaevskii mentioned, the helicity eigenstates are not the parity eigenstates. Relations with the Gelfand-Tsetlin-Sokolik-type quantum field theory are discussed. ...
[ { "created": "Wed, 28 May 2003 18:36:14 GMT", "version": "v1" }, { "created": "Thu, 29 May 2003 03:13:01 GMT", "version": "v2" }, { "created": "Fri, 27 Jun 2003 17:28:14 GMT", "version": "v3" } ]
2007-05-23
[ [ "Dvoeglazov", "Valeri V.", "", "Universidad de Zacatecas, Zac., Mexico" ] ]
We study the theory of the Lorentz group (1/2,0)+(0,1/2) representation in the helicity basis of the corresponding 4-spinors. As Berestetski, Lifshitz and Pitaevskii mentioned, the helicity eigenstates are not the parity eigenstates. Relations with the Gelfand-Tsetlin-Sokolik-type quantum field theory are discussed. Fi...
1705.05862
Ida G. Zadeh
Christoph A. Keller, Gregoire Mathys, and Ida G. Zadeh
Bootstrapping Chiral CFTs at Genus Two
27 pages + appendices, 9 figures
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Genus two partition functions of 2d chiral conformal field theories are given by Siegel modular forms. We compute their conformal blocks and use them to perform the conformal bootstrap. The advantage of this approach is that it imposes crossing symmetry of an infinite family of four point functions and also modular i...
[ { "created": "Tue, 16 May 2017 18:00:28 GMT", "version": "v1" } ]
2017-05-18
[ [ "Keller", "Christoph A.", "" ], [ "Mathys", "Gregoire", "" ], [ "Zadeh", "Ida G.", "" ] ]
Genus two partition functions of 2d chiral conformal field theories are given by Siegel modular forms. We compute their conformal blocks and use them to perform the conformal bootstrap. The advantage of this approach is that it imposes crossing symmetry of an infinite family of four point functions and also modular inv...
hep-th/0001050
Igor Tyutin
I. V. Tyutin (Lebedev Physical Institute)
Once again on the equivalence theorem
12 pages, LATEX, report number was corrected
Phys.Atom.Nucl. 65 (2002) 194-202; Yad.Fiz. 65 (2002) 201-209
10.1134/1.1446571
FIAN/TD/00-01
hep-th
null
We present the proof of the equivalence theorem in quantum field theory which is based on a formulation of this problem in the field-antifield formalism. As an example, we consider a model in which a different choices of natural finite counterterms is possible, leading to physically non-equivalent quantum theories wh...
[ { "created": "Mon, 10 Jan 2000 15:24:27 GMT", "version": "v1" }, { "created": "Fri, 14 Jan 2000 14:09:20 GMT", "version": "v2" } ]
2009-10-31
[ [ "Tyutin", "I. V.", "", "Lebedev Physical Institute" ] ]
We present the proof of the equivalence theorem in quantum field theory which is based on a formulation of this problem in the field-antifield formalism. As an example, we consider a model in which a different choices of natural finite counterterms is possible, leading to physically non-equivalent quantum theories whil...
hep-th/9402117
Kim Chanju
Chanju Kim
A Renormalization Group Flow Approach to Decoupling and Irrelevant Operators
26 pages, LaTeX, 1 figure Revised version to appear in Annals of Physics (Title was changed. Renormalization conditions on heavy fields were changed to physical ones.)
Ann. Phys. 243 (1995) 117
10.1006/aphy.1995.1093
SNUTP-94-20
hep-th hep-ph
null
Using Wilson-Polchinski renormalization group equations, we give a simple new proof of decoupling in a $\phi^4$-type scalar field theory involving two real scalar fields (one is heavy with mass $M$ and the other light). Then, to all orders in perturbation theory, it is shown that effects of virtual heavy particles up...
[ { "created": "Mon, 21 Feb 1994 12:09:10 GMT", "version": "v1" }, { "created": "Tue, 22 Feb 1994 04:12:33 GMT", "version": "v2" }, { "created": "Tue, 21 Mar 1995 14:41:13 GMT", "version": "v3" } ]
2009-10-28
[ [ "Kim", "Chanju", "" ] ]
Using Wilson-Polchinski renormalization group equations, we give a simple new proof of decoupling in a $\phi^4$-type scalar field theory involving two real scalar fields (one is heavy with mass $M$ and the other light). Then, to all orders in perturbation theory, it is shown that effects of virtual heavy particles up t...
1212.6927
Cupatitzio Ramirez
J. M. Hern\'andez, C. Ram\'irez and M. S\'anchez
Symmetry breaking in nonuniform noncommutative $\lambda\phi^4$ theory at finite temperature
8 pages
Phys.Rev. D87 (2013) 125012
10.1103/PhysRevD.87.125012
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider the 2PI Cornwall-Jackiw-Tomboulis effective action at finite temperature for a noncommutative real scalar field theory in 4 dimensions, with noncommutativity among space and time variables. By means of a Rayleig-Ritz variation, we study the solutions of a stripe type nonuniform background, which depends o...
[ { "created": "Mon, 31 Dec 2012 17:04:35 GMT", "version": "v1" }, { "created": "Tue, 29 Jan 2013 03:03:22 GMT", "version": "v2" }, { "created": "Thu, 23 May 2013 14:52:09 GMT", "version": "v3" } ]
2013-06-12
[ [ "Hernández", "J. M.", "" ], [ "Ramírez", "C.", "" ], [ "Sánchez", "M.", "" ] ]
We consider the 2PI Cornwall-Jackiw-Tomboulis effective action at finite temperature for a noncommutative real scalar field theory in 4 dimensions, with noncommutativity among space and time variables. By means of a Rayleig-Ritz variation, we study the solutions of a stripe type nonuniform background, which depends on ...
hep-th/0602028
Kalmykov Mikhail
M.Yu.Kalmykov (Baylor U. & JINR, Dubna)
Gauss hypergeometric function: reduction, epsilon-expansion for integer/half-integer parameters and Feynman diagrams
19 pages, LaTeX, 1-eps figure; v5: The code (Mathematica/FORM) is available via the www http://theor.jinr.ru/~kalmykov/hypergeom/hyper.html
JHEP0604:056,2006
10.1088/1126-6708/2006/04/056
BU-HEPP-06-01
hep-th hep-ph math-ph math.MP physics.comp-ph
null
The Gauss hypergeometric functions 2F1 with arbitrary values of parameters are reduced to two functions with fixed values of parameters, which differ from the original ones by integers. It is shown that in the case of integer and/or half-integer values of parameters there are only three types of algebraically indepen...
[ { "created": "Thu, 2 Feb 2006 21:57:48 GMT", "version": "v1" }, { "created": "Tue, 14 Feb 2006 17:46:59 GMT", "version": "v2" }, { "created": "Tue, 18 Apr 2006 15:59:57 GMT", "version": "v3" }, { "created": "Wed, 24 May 2006 17:18:01 GMT", "version": "v4" }, { "cr...
2008-11-26
[ [ "Kalmykov", "M. Yu.", "", "Baylor U. & JINR, Dubna" ] ]
The Gauss hypergeometric functions 2F1 with arbitrary values of parameters are reduced to two functions with fixed values of parameters, which differ from the original ones by integers. It is shown that in the case of integer and/or half-integer values of parameters there are only three types of algebraically independe...
1908.05893
Katarzyna Ole\'s
N. S. Manton, K. Ole\'s, A. Wereszczy\'nski
Iterated ${\phi}^4$ Kinks
Version accepted for publication in JHEP
null
10.1007/JHEP10(2019)086
null
hep-th math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A first order equation for a static ${\phi}^4$ kink in the presence of an impurity is extended into an iterative scheme. At the first iteration, the solution is the standard kink, but at the second iteration the kink impurity generates a kink-antikink solution or a bump solution, depending on a constant of integratio...
[ { "created": "Fri, 16 Aug 2019 08:57:24 GMT", "version": "v1" }, { "created": "Fri, 20 Sep 2019 21:34:29 GMT", "version": "v2" } ]
2019-10-23
[ [ "Manton", "N. S.", "" ], [ "Oleś", "K.", "" ], [ "Wereszczyński", "A.", "" ] ]
A first order equation for a static ${\phi}^4$ kink in the presence of an impurity is extended into an iterative scheme. At the first iteration, the solution is the standard kink, but at the second iteration the kink impurity generates a kink-antikink solution or a bump solution, depending on a constant of integration....
hep-th/9310063
John Gracey
J.A. Gracey
Quark, Gluon and Ghost Anomalous Dimensions at O(1/N_f) in Quantum Chromodynamics
13 pages latex plus 3 figures (available from author on request), LTH-319
Phys.Lett. B318 (1993) 177-183
10.1016/0370-2693(93)91803-U
null
hep-th
null
By considering the scaling behaviour of various Feynman graphs at leading order in large $\Nf$ at the non-trivial fixed point of the $d$-dimensional $\beta$-function of QCD we deduce the critical exponents corresponding to the quark, gluon and ghost anomalous dimensions as well as the anomalous dimensions of the quar...
[ { "created": "Tue, 12 Oct 1993 11:37:00 GMT", "version": "v1" } ]
2009-10-22
[ [ "Gracey", "J. A.", "" ] ]
By considering the scaling behaviour of various Feynman graphs at leading order in large $\Nf$ at the non-trivial fixed point of the $d$-dimensional $\beta$-function of QCD we deduce the critical exponents corresponding to the quark, gluon and ghost anomalous dimensions as well as the anomalous dimensions of the quark-...
1004.0055
Jorge Bellor\'in
Jorge Bellorin and Alvaro Restuccia
On the consistency of the Horava Theory
The wording has been revised in general, specially in abstract, introduction and conclusions. No changes in results. Version published in IJMPD
IJMPD 21 (2012) 1250029
10.1142/S0218271812500290
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
With the goal of giving evidence for the theoretical consistency of the Horava Theory, we perform a Hamiltonian analysis on a classical model suitable for analyzing its effective dynamics at large distances. The model is the lowest-order truncation of the Horava Theory with the detailed-balance condition. We consider...
[ { "created": "Thu, 1 Apr 2010 05:11:36 GMT", "version": "v1" }, { "created": "Sat, 10 Apr 2010 00:29:15 GMT", "version": "v2" }, { "created": "Mon, 27 Feb 2012 18:54:50 GMT", "version": "v3" } ]
2012-04-19
[ [ "Bellorin", "Jorge", "" ], [ "Restuccia", "Alvaro", "" ] ]
With the goal of giving evidence for the theoretical consistency of the Horava Theory, we perform a Hamiltonian analysis on a classical model suitable for analyzing its effective dynamics at large distances. The model is the lowest-order truncation of the Horava Theory with the detailed-balance condition. We consider t...
hep-th/0509044
Zelnikov Andrei
Valeri P. Frolov and Andrei Zelnikov
Relativistic gyratons in asymptotically AdS spacetime
10 pages
Phys.Rev. D72 (2005) 104005
10.1103/PhysRevD.72.104005
Alberta-Thy-11-05
hep-th
null
We study the gravitational field of a spinning radiation beam-pulse (a gyraton) in a D-dimensional asymptotically AdS spacetime. It is shown that the Einstein equations for such a system reduce to a set of two linear equations in a (D-2)-dimensional space. By solving these equations we obtain a metric which is an exa...
[ { "created": "Tue, 6 Sep 2005 00:58:50 GMT", "version": "v1" } ]
2015-06-26
[ [ "Frolov", "Valeri P.", "" ], [ "Zelnikov", "Andrei", "" ] ]
We study the gravitational field of a spinning radiation beam-pulse (a gyraton) in a D-dimensional asymptotically AdS spacetime. It is shown that the Einstein equations for such a system reduce to a set of two linear equations in a (D-2)-dimensional space. By solving these equations we obtain a metric which is an exact...
1908.04786
Chethan Krishnan
Budhaditya Bhattacharjee, Chethan Krishnan
A General Prescription for Semi-Classical Holography
v2: Emphasized the matching of extrapolate and differential dictionaries, discussions expanded, references added. 24 pages
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present a version of holographic correspondence where bulk solutions with sources localized on the holographic screen are the key objects of interest, and not bulk solutions defined by their boundary values on the screen. We can use this to calculate semi-classical holographic correlators in fairly general spaceti...
[ { "created": "Tue, 13 Aug 2019 18:00:00 GMT", "version": "v1" }, { "created": "Tue, 31 Mar 2020 14:17:05 GMT", "version": "v2" } ]
2020-04-01
[ [ "Bhattacharjee", "Budhaditya", "" ], [ "Krishnan", "Chethan", "" ] ]
We present a version of holographic correspondence where bulk solutions with sources localized on the holographic screen are the key objects of interest, and not bulk solutions defined by their boundary values on the screen. We can use this to calculate semi-classical holographic correlators in fairly general spacetime...
1901.08603
Theodor Bjorkmo
Theodor Bjorkmo, M. C. David Marsh
Hyperinflation generalised: from its attractor mechanism to its tension with the `swampland conjectures'
26 pages, 3 figures
null
10.1007/JHEP04(2019)172
null
hep-th astro-ph.CO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In negatively curved field spaces, inflation can be realised even in steep potentials. Hyperinflation invokes the `centrifugal force' of a field orbiting the hyperbolic plane to sustain inflation. We generalise hyperinflation by showing that it can be realised in models with any number of fields ($N_f\geq2$), and in ...
[ { "created": "Thu, 24 Jan 2019 19:00:05 GMT", "version": "v1" }, { "created": "Mon, 8 Apr 2019 08:41:44 GMT", "version": "v2" } ]
2019-05-22
[ [ "Bjorkmo", "Theodor", "" ], [ "Marsh", "M. C. David", "" ] ]
In negatively curved field spaces, inflation can be realised even in steep potentials. Hyperinflation invokes the `centrifugal force' of a field orbiting the hyperbolic plane to sustain inflation. We generalise hyperinflation by showing that it can be realised in models with any number of fields ($N_f\geq2$), and in br...
1701.08627
Konstantin Chetyrkin G.
K.G. Chetyrkin
Combinatorics of $\mathbf{R}$-, $\mathbf{R^{-1}}$-, and $\mathbf{R^*}$-operations and asymptotic expansions of feynman integrals in the limit of large momenta and masses
40 pages, this is an Archive copy of a preprint MPI-Ph/PTh 13/91 issued by the Max-Plank-Institute f\"ur Physik (Munich, Germany) in March of 1991. See the Comments Section in the very end. Some references are fixed
null
null
PI-Ph/PTh 13/91
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A generalization of the forest technique procedure --- the $R^{-1}$-operation---is elaborated and then employed to treat a variety of problems. First, it is employed to reveal the underlying simple structure of the Bogoliubov-Parasiuk renormalization prescription based on momentum subtractions. Second, we use this st...
[ { "created": "Mon, 30 Jan 2017 15:00:55 GMT", "version": "v1" }, { "created": "Mon, 20 Feb 2017 10:40:36 GMT", "version": "v2" } ]
2017-02-21
[ [ "Chetyrkin", "K. G.", "" ] ]
A generalization of the forest technique procedure --- the $R^{-1}$-operation---is elaborated and then employed to treat a variety of problems. First, it is employed to reveal the underlying simple structure of the Bogoliubov-Parasiuk renormalization prescription based on momentum subtractions. Second, we use this stru...
0706.1163
Takao Suyama
Hikaru Kawai, Takao Suyama
AdS/CFT Correspondence as a Consequence of Scale Invariance
20 pages, 8 figures, references added
Nucl.Phys.B789:209-224,2008
10.1016/j.nuclphysb.2007.07.031
KUNS-2078
hep-th
null
We study an anisotropic scale transformation in the worldsheet description of D3-branes in Type IIB theory, and show that the transformation is really a symmetry in a region near D3-branes. AdS/CFT correspondence follows from this symmetry. We will explicitly show that Wilson loops in N=4 supersymmetric Yang-Mills th...
[ { "created": "Fri, 8 Jun 2007 11:34:45 GMT", "version": "v1" }, { "created": "Thu, 21 Jun 2007 07:28:17 GMT", "version": "v2" } ]
2008-11-26
[ [ "Kawai", "Hikaru", "" ], [ "Suyama", "Takao", "" ] ]
We study an anisotropic scale transformation in the worldsheet description of D3-branes in Type IIB theory, and show that the transformation is really a symmetry in a region near D3-branes. AdS/CFT correspondence follows from this symmetry. We will explicitly show that Wilson loops in N=4 supersymmetric Yang-Mills theo...
1410.6448
Ayan Mukhopadhyay
Edmond Iancu and Ayan Mukhopadhyay
A semi-holographic model for heavy-ion collisions
32+1 pages; references added, matches with JHEP version
JHEP 1506 (2015) 003
10.1007/JHEP06(2015)003
CPHT043.0814, CCTP-2014-25, CCQCN-2014-50
hep-th hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We develop a semi-holographic model for the out-of-equilibrium dynamics during the partonic stages of an ultrarelativistic heavy-ion collision. The model combines a weakly-coupled hard sector, involving gluon modes with energy and momenta of the order of the saturation momentum and relatively large occupation numbers...
[ { "created": "Thu, 23 Oct 2014 18:41:34 GMT", "version": "v1" }, { "created": "Mon, 8 Dec 2014 14:30:59 GMT", "version": "v2" }, { "created": "Tue, 9 Jun 2015 16:11:01 GMT", "version": "v3" } ]
2015-06-10
[ [ "Iancu", "Edmond", "" ], [ "Mukhopadhyay", "Ayan", "" ] ]
We develop a semi-holographic model for the out-of-equilibrium dynamics during the partonic stages of an ultrarelativistic heavy-ion collision. The model combines a weakly-coupled hard sector, involving gluon modes with energy and momenta of the order of the saturation momentum and relatively large occupation numbers, ...
hep-th/9512050
Norma Mankoc Borstnik,Dept. of Phys. Jadranska
Norma Manko\v{c} Bor\v{s}tnik
Unification of Spins and Charges in Grassmann Space Enables Unification of All Interactions
LaTex, 18 pages, Talk presented at ICSMP 95, Dubna, July 1995
null
null
IJS.TP.95/16
hep-th
null
In a space of $d $ Grassmann coordinates two types of generators of Lorentz transformations can be defined, one of spinorial and the other of vectorial character. Both kinds of operators appear as linear operators in Grassmann space, definig the fundamental and the adjoint representations of the group $ SO(1,d$$-$$1)...
[ { "created": "Fri, 8 Dec 1995 16:11:29 GMT", "version": "v1" } ]
2007-05-23
[ [ "Borštnik", "Norma Mankoč", "" ] ]
In a space of $d $ Grassmann coordinates two types of generators of Lorentz transformations can be defined, one of spinorial and the other of vectorial character. Both kinds of operators appear as linear operators in Grassmann space, definig the fundamental and the adjoint representations of the group $ SO(1,d$$-$$1) $...
1508.02575
Fedele Lizzi
Fedele Lizzi, Manolo Rivera and Patrizia Vitale
Green's Functions for Translation Invariant Star Products
18 Pages
Mod. Phys. Lett. A, Vol. 30, No. 36 (2015) 1550194
10.1142/S0217732315501941
ICCUB-15-018
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We calculate the Green functions for a scalar field theory with quartic interactions for which the fields are multiplied with a generic translation invariant star product. Our analysis involves both noncommutative products, for which there is the canonical commutation relation among coordinates, and nonlocal commutat...
[ { "created": "Tue, 11 Aug 2015 12:34:55 GMT", "version": "v1" } ]
2015-10-26
[ [ "Lizzi", "Fedele", "" ], [ "Rivera", "Manolo", "" ], [ "Vitale", "Patrizia", "" ] ]
We calculate the Green functions for a scalar field theory with quartic interactions for which the fields are multiplied with a generic translation invariant star product. Our analysis involves both noncommutative products, for which there is the canonical commutation relation among coordinates, and nonlocal commutativ...
hep-th/9606109
null
S.J.Gates Jr
Why Auxiliary Fields Matter: The Strange Case of the 4D, N = 1 Supersymmetric QCD Effective Action (II)
44 pages, LaTeX file
Nucl.Phys. B485 (1997) 145-184
10.1016/S0550-3213(96)00621-9
UMDEPP 96-99
hep-th
null
Within a four dimensional N = 1 superspace, we present a new ansatz for the Skyrme term and for the gauged WZNW term embedded into a superaction. We use the new chiral-nonminimal (CNM) formulation for the effective low-energy action of 4D, N = 1 supersymmetric QCD constructed by assigning right-handed components of D...
[ { "created": "Tue, 18 Jun 1996 17:14:01 GMT", "version": "v1" } ]
2009-10-30
[ [ "Gates", "S. J.", "Jr" ] ]
Within a four dimensional N = 1 superspace, we present a new ansatz for the Skyrme term and for the gauged WZNW term embedded into a superaction. We use the new chiral-nonminimal (CNM) formulation for the effective low-energy action of 4D, N = 1 supersymmetric QCD constructed by assigning right-handed components of Dir...
hep-th/0412074
Zachary Guralnik
Zachary Guralnik
Strong Coupling Dynamics of the Higgs Branch: Rolling a Higgs by Collapsing an Instanton
Reference added
Nucl.Phys. B732 (2006) 46-63
10.1016/j.nuclphysb.2005.09.018
null
hep-th
null
We construct the dual supergravity description of strongly coupled, large $N$, eight-supercharge gauge theories with fundamental hypermultiplets at points on the mixed Coulomb-Higgs branch. With certain assumptions about unknown couplings of D-branes to supergravity, this construction gives the correct metric on the ...
[ { "created": "Tue, 7 Dec 2004 17:50:40 GMT", "version": "v1" }, { "created": "Thu, 14 Apr 2005 18:55:20 GMT", "version": "v2" } ]
2010-04-05
[ [ "Guralnik", "Zachary", "" ] ]
We construct the dual supergravity description of strongly coupled, large $N$, eight-supercharge gauge theories with fundamental hypermultiplets at points on the mixed Coulomb-Higgs branch. With certain assumptions about unknown couplings of D-branes to supergravity, this construction gives the correct metric on the hy...
hep-th/0001186
null
S.L. Dubovsky
Orbifold projection in supersymmetric QCD at N_f\leq N_c
10 pages; misprint corrected, reference added
Phys.Lett. B492 (2000) 369-375
10.1016/S0370-2693(00)01099-6
null
hep-th
null
Supersymmetric orbifold projection of N=1 SQCD with relatively small number of flavors (not larger than the number of colors) is considered. The purpose is to check whether orbifolding commutes with the infrared limit. On the one hand, one considers the orbifold projection of SQCD and obtains the low-energy descripti...
[ { "created": "Thu, 27 Jan 2000 18:39:58 GMT", "version": "v1" }, { "created": "Wed, 2 Feb 2000 10:43:52 GMT", "version": "v2" } ]
2009-10-31
[ [ "Dubovsky", "S. L.", "" ] ]
Supersymmetric orbifold projection of N=1 SQCD with relatively small number of flavors (not larger than the number of colors) is considered. The purpose is to check whether orbifolding commutes with the infrared limit. On the one hand, one considers the orbifold projection of SQCD and obtains the low-energy description...
hep-th/0101154
Roberto Casadio
Roberto Casadio, Benjamin Harms
Black Hole Evaporation and Compact Extra Dimensions
RevTeX, 13 pages, 6 figures included
Phys.Rev.D64:024016,2001
10.1103/PhysRevD.64.024016
null
hep-th astro-ph gr-qc
null
We study the evaporation of black holes in space-times with extra dimensions of size L. We first obtain a description which interpolates between the expected behaviors of very large and very small black holes and then show that the luminosity is greatly damped when the horizon shrinks towards L from a larger value. A...
[ { "created": "Wed, 24 Jan 2001 10:14:02 GMT", "version": "v1" } ]
2008-11-26
[ [ "Casadio", "Roberto", "" ], [ "Harms", "Benjamin", "" ] ]
We study the evaporation of black holes in space-times with extra dimensions of size L. We first obtain a description which interpolates between the expected behaviors of very large and very small black holes and then show that the luminosity is greatly damped when the horizon shrinks towards L from a larger value. Ana...
0806.3135
Sunandan Gangopadhyay
Rabin Banerjee, Sunandan Gangopadhyay, Shailesh Kulkarni
Aspects of Diffeomorphism and Conformal invariance in classical Liouville theory
Accepted in Euro. Phys. Letters., Title changed, abstract modified, major modifications made in the paper
Europhys.Lett.89:11003,2010
10.1209/0295-5075/89/11003
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The interplay between the diffeomorphism and conformal symmetries (a feature common in quantum field theories) is shown to be exhibited for the case of black holes in two dimensional classical Liouville theory. We show that although the theory is conformally invariant in the near horizon limit, there is a breaking of...
[ { "created": "Thu, 19 Jun 2008 06:34:01 GMT", "version": "v1" }, { "created": "Tue, 15 Dec 2009 05:38:46 GMT", "version": "v2" } ]
2010-12-17
[ [ "Banerjee", "Rabin", "" ], [ "Gangopadhyay", "Sunandan", "" ], [ "Kulkarni", "Shailesh", "" ] ]
The interplay between the diffeomorphism and conformal symmetries (a feature common in quantum field theories) is shown to be exhibited for the case of black holes in two dimensional classical Liouville theory. We show that although the theory is conformally invariant in the near horizon limit, there is a breaking of t...
1405.7862
Kallol Sen
Kallol Sen, Aninda Sinha
Holographic stress tensor at finite coupling
v4: further typos corrected
JHEP 1407 (2014) 098
10.1007/JHEP07(2014)098
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We calculate one, two and three point functions of the holographic stress tensor for any bulk Lagrangian of the form ${\mathcal{L}}(g^{ab}, R_{abcd}, \nabla_e R_{abcd})$. Using the first law of entanglement, a simple method has recently been proposed to compute the holographic stress tensor arising from a higher deri...
[ { "created": "Fri, 30 May 2014 13:42:08 GMT", "version": "v1" }, { "created": "Wed, 11 Jun 2014 08:55:07 GMT", "version": "v2" }, { "created": "Thu, 3 Jul 2014 11:50:49 GMT", "version": "v3" }, { "created": "Thu, 27 Nov 2014 07:44:28 GMT", "version": "v4" } ]
2014-12-01
[ [ "Sen", "Kallol", "" ], [ "Sinha", "Aninda", "" ] ]
We calculate one, two and three point functions of the holographic stress tensor for any bulk Lagrangian of the form ${\mathcal{L}}(g^{ab}, R_{abcd}, \nabla_e R_{abcd})$. Using the first law of entanglement, a simple method has recently been proposed to compute the holographic stress tensor arising from a higher deriva...
1410.7798
Andrea Erdas
Andrea Erdas
Spherical Casimir effect for a massive scalar field on the three dimensional ball
7 pages, no figures
J. Mod. Phys. 6, 1104 - 1112 (2015)
10.4236/jmp.2015.68115
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The zeta function regularization technique is used to study the Casimir effect for a scalar field of mass $m$ satisfying Dirichlet boundary conditions on a spherical surface of radius $a$. In the case of large scalar mass, $ma\gg1$, simple analytic expressions are obtained for the zeta function and Casimir energy of ...
[ { "created": "Tue, 28 Oct 2014 20:40:29 GMT", "version": "v1" } ]
2015-09-29
[ [ "Erdas", "Andrea", "" ] ]
The zeta function regularization technique is used to study the Casimir effect for a scalar field of mass $m$ satisfying Dirichlet boundary conditions on a spherical surface of radius $a$. In the case of large scalar mass, $ma\gg1$, simple analytic expressions are obtained for the zeta function and Casimir energy of th...
1011.0863
Shuang-Yong Zhou
Shuang-Yong Zhou (University of Nottingham)
Goldstone's Theorem and Hamiltonian of Multi-galileon Modified Gravity
13 pages, 1 figure; To appear in PRD
Phys.Rev.D83:064005,2011
10.1103/PhysRevD.83.064005
null
hep-th astro-ph.CO gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The galileon model was recently proposed to locally describe a class of modified gravity theories, including the braneworld DGP model. We discuss spontaneous symmetry breaking of the self-accelerating branch in a multi-galileon theory with internal global symmetries. We show a modified version of Goldstone's theorem ...
[ { "created": "Wed, 3 Nov 2010 12:35:47 GMT", "version": "v1" }, { "created": "Sun, 23 Jan 2011 13:48:44 GMT", "version": "v2" } ]
2011-03-21
[ [ "Zhou", "Shuang-Yong", "", "University of Nottingham" ] ]
The galileon model was recently proposed to locally describe a class of modified gravity theories, including the braneworld DGP model. We discuss spontaneous symmetry breaking of the self-accelerating branch in a multi-galileon theory with internal global symmetries. We show a modified version of Goldstone's theorem is...
hep-th/0112195
Marotta Raffaele
M. Bertolini, P. Di Vecchia and R. Marotta
N=2 four-dimensional gauge theories from fractional branes
44 pages, AMS-LaTeX, no figures
null
10.1142/9789812777065_0040
NORDITA-2001/94 HE, DSF-41/2001
hep-th
null
This is a pedagogical and extended version of the results published in Refs. [1,2] and presented by the authors in various talks during the last year. We discuss the type II D-branes (both regular and fractional) of the orbifold R^{1,5}*R^4/Z_2, we determine their corresponding supergravity solution and show how this...
[ { "created": "Thu, 20 Dec 2001 14:30:02 GMT", "version": "v1" } ]
2013-02-27
[ [ "Bertolini", "M.", "" ], [ "Di Vecchia", "P.", "" ], [ "Marotta", "R.", "" ] ]
This is a pedagogical and extended version of the results published in Refs. [1,2] and presented by the authors in various talks during the last year. We discuss the type II D-branes (both regular and fractional) of the orbifold R^{1,5}*R^4/Z_2, we determine their corresponding supergravity solution and show how this c...
hep-th/0410206
Anamaria Font
Anamaria Font
$Z_N$ Orientifolds with Flux
13 pages, Latex
JHEP0411:077,2004
10.1088/1126-6708/2004/11/077
IFT-UAM/CSIC-04-58
hep-th
null
We compute the flux induced tadpole and superpotential in various type IIB $Z_N$ compact orientifolds in order to study moduli stabilization. We find supersymmetric vacua with $g_s < 1$ and describe brane configurations with cancelled tadpoles. In some cases moduli are only partially fixed unless anti D3-branes are i...
[ { "created": "Wed, 20 Oct 2004 18:09:13 GMT", "version": "v1" } ]
2008-11-26
[ [ "Font", "Anamaria", "" ] ]
We compute the flux induced tadpole and superpotential in various type IIB $Z_N$ compact orientifolds in order to study moduli stabilization. We find supersymmetric vacua with $g_s < 1$ and describe brane configurations with cancelled tadpoles. In some cases moduli are only partially fixed unless anti D3-branes are inc...
0705.1228
Boris Kosyakov
B. P. Kosyakov
Massless interacting particles
LaTeX; 20 pages; V4: discussion is slightly modified to clarify some important points, relevant references are added
J.Phys.A41:465401,2008
10.1088/1751-8113/41/46/465401
null
hep-th
null
We show that classical electrodynamics of massless charged particles and the Yang--Mills theory of massless quarks do not experience rearranging their initial degrees of freedom into dressed particles and radiation. Massless particles do not radiate. We consider a version of the direct interparticle action theory for...
[ { "created": "Wed, 9 May 2007 08:52:27 GMT", "version": "v1" }, { "created": "Fri, 24 Aug 2007 04:55:48 GMT", "version": "v2" }, { "created": "Tue, 25 Sep 2007 22:30:50 GMT", "version": "v3" }, { "created": "Mon, 7 Apr 2008 03:25:22 GMT", "version": "v4" } ]
2008-11-26
[ [ "Kosyakov", "B. P.", "" ] ]
We show that classical electrodynamics of massless charged particles and the Yang--Mills theory of massless quarks do not experience rearranging their initial degrees of freedom into dressed particles and radiation. Massless particles do not radiate. We consider a version of the direct interparticle action theory for t...
1605.08666
Leopoldo A. Pando Zayas
Leopoldo A. Pando Zayas and Norma Quiroz
Left-Right Entanglement Entropy of Dp-branes
20 pages, 3 figures. v2: A thermodynamic argument favoring a particular treatment of spin structures is advanced; one figure improved and references added
null
null
MCTP-16-11
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We compute the left-right entanglement entropy for Dp-branes in string theory. We employ the CFT approach to string theory Dp-branes, in particular, its presentation as coherent states of the closed string sector. The entanglement entropy is computed as the von Neumann entropy for a density matrix resulting from inte...
[ { "created": "Fri, 27 May 2016 14:33:13 GMT", "version": "v1" }, { "created": "Mon, 8 Aug 2016 10:05:28 GMT", "version": "v2" } ]
2016-08-09
[ [ "Zayas", "Leopoldo A. Pando", "" ], [ "Quiroz", "Norma", "" ] ]
We compute the left-right entanglement entropy for Dp-branes in string theory. We employ the CFT approach to string theory Dp-branes, in particular, its presentation as coherent states of the closed string sector. The entanglement entropy is computed as the von Neumann entropy for a density matrix resulting from integr...
1003.5064
Da-Wei Pang
Chiang-Mei Chen and Da-Wei Pang
Holography of Charged Dilaton Black Holes in General Dimensions
23 pages, LaTeX, to appear in JHEP
JHEP 1006:093,2010
10.1007/JHEP06(2010)093
CQUeST-2010-0349
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study several aspects of charged dilaton black holes with planar symmetry in $(d+2)$-dimensional spacetime, generalizing the four-dimensional results investigated in arXiv:0911.3586 [hep-th]. We revisit the exact solutions with both zero and finite temperature and discuss the thermodynamics of the near-extremal bl...
[ { "created": "Fri, 26 Mar 2010 08:01:20 GMT", "version": "v1" }, { "created": "Fri, 25 Jun 2010 08:06:05 GMT", "version": "v2" } ]
2014-11-20
[ [ "Chen", "Chiang-Mei", "" ], [ "Pang", "Da-Wei", "" ] ]
We study several aspects of charged dilaton black holes with planar symmetry in $(d+2)$-dimensional spacetime, generalizing the four-dimensional results investigated in arXiv:0911.3586 [hep-th]. We revisit the exact solutions with both zero and finite temperature and discuss the thermodynamics of the near-extremal blac...
hep-th/9507049
Gegelia Dzambul
J.Gegelia, N.Kiknadze
Can the Fundamental Theory Of Everything be Renormalizable?
3 pages (LaTEX file)
null
null
HEPI/TSU/95-17
hep-th
null
Some considerations showing that renormalizable theories with consistent perturbative theries can not be nonperturbatively finite (in terms of bare parameters) are provided. Accordingly any fundamental unified theory has to be either non renormalizable or order by order finite.
[ { "created": "Fri, 7 Jul 1995 16:22:37 GMT", "version": "v1" }, { "created": "Sun, 23 Jul 1995 09:05:38 GMT", "version": "v2" }, { "created": "Mon, 24 Jul 1995 15:07:23 GMT", "version": "v3" } ]
2008-02-03
[ [ "Gegelia", "J.", "" ], [ "Kiknadze", "N.", "" ] ]
Some considerations showing that renormalizable theories with consistent perturbative theries can not be nonperturbatively finite (in terms of bare parameters) are provided. Accordingly any fundamental unified theory has to be either non renormalizable or order by order finite.
2109.04416
Rishi Mouland
Rishi Mouland
Non-Lorentzian Supersymmetric Models and M-Theory Branes
PhD thesis, King's College London. 272 pages, 12 figures
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The theme of this thesis is the study of field theories generically without Lorentz symmetry, but possessing an inhomogeneous scaling symmetry. A number of aspects of such models are explored, including the addition of supersymmetry, and their application in the construction of more conventional conformal field theor...
[ { "created": "Thu, 9 Sep 2021 16:58:22 GMT", "version": "v1" } ]
2021-09-10
[ [ "Mouland", "Rishi", "" ] ]
The theme of this thesis is the study of field theories generically without Lorentz symmetry, but possessing an inhomogeneous scaling symmetry. A number of aspects of such models are explored, including the addition of supersymmetry, and their application in the construction of more conventional conformal field theorie...
hep-th/9406124
null
Sasanka Ghosh and Samir K. Paul
N = 2 Super $W_{\infty}$ Algebra and its Nonlinear Realization Through Super KP Formulation
13, MRI-PHY 7/94 SNBC 06/94
Phys.Lett. B341 (1995) 293-301
10.1016/0370-2693(94)01290-S
null
hep-th
null
A nonlinear realization of super $W_{\infty}$ algebra is shown to exist through a consistent superLax formulation of super KP hierarchy. The reduction of the superLax operator gives rise to the Lax operators for $N=2$ generalized super KdV hierarchies, proposed by Inami and Kanno. The Lax equations are shown to be Ha...
[ { "created": "Sat, 18 Jun 1994 13:44:58 GMT", "version": "v1" } ]
2009-10-28
[ [ "Ghosh", "Sasanka", "" ], [ "Paul", "Samir K.", "" ] ]
A nonlinear realization of super $W_{\infty}$ algebra is shown to exist through a consistent superLax formulation of super KP hierarchy. The reduction of the superLax operator gives rise to the Lax operators for $N=2$ generalized super KdV hierarchies, proposed by Inami and Kanno. The Lax equations are shown to be Hami...
2104.10540
Sergei Alexandrov
Sergei Alexandrov, Boris Pioline
Heavenly metrics, BPS indices and twistors
21+16 pages; version accepted for publication in Letters in Mathematical Physics
null
null
L2C:21-034
hep-th math-ph math.AG math.MP math.NT
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Recently T. Bridgeland defined a complex hyperk\"ahler metric on the tangent bundle over the space of stability conditions of a triangulated category, based on a Riemann-Hilbert problem determined by the Donaldson-Thomas invariants. This metric is encoded in a function $W(z,\theta)$ satisfying a heavenly equation, or...
[ { "created": "Wed, 21 Apr 2021 13:55:51 GMT", "version": "v1" }, { "created": "Thu, 12 Aug 2021 13:17:56 GMT", "version": "v2" } ]
2021-08-13
[ [ "Alexandrov", "Sergei", "" ], [ "Pioline", "Boris", "" ] ]
Recently T. Bridgeland defined a complex hyperk\"ahler metric on the tangent bundle over the space of stability conditions of a triangulated category, based on a Riemann-Hilbert problem determined by the Donaldson-Thomas invariants. This metric is encoded in a function $W(z,\theta)$ satisfying a heavenly equation, or a...
hep-th/0103087
Massimo Blasone
Massimo Blasone, Petr Jizba, Giuseppe Vitiello
Currents and charges for mixed fields
4 pages, RevTeX
Phys.Lett. B517 (2001) 471-475
10.1016/S0370-2693(01)00985-6
null
hep-th
null
We present an analysis of currents and charges for a system of two mixed fields, both for spinless bosons and for Dirac fermions. This allows us to obtain in a straightforward way the exact field theoretical oscillation formulas exhibiting corrections with respect to the usual ones derived in quantum mechanics.
[ { "created": "Mon, 12 Mar 2001 19:59:51 GMT", "version": "v1" } ]
2009-11-07
[ [ "Blasone", "Massimo", "" ], [ "Jizba", "Petr", "" ], [ "Vitiello", "Giuseppe", "" ] ]
We present an analysis of currents and charges for a system of two mixed fields, both for spinless bosons and for Dirac fermions. This allows us to obtain in a straightforward way the exact field theoretical oscillation formulas exhibiting corrections with respect to the usual ones derived in quantum mechanics.
1609.01189
Matteo Beccaria
Matteo Beccaria, Alberto Fachechi, Guido Macorini, Luigi Martina
Exact partition functions for deformed $\mathcal{N}=2$ theories with $N_{f}=4$ flavours
41 pages. v2: additional references
null
10.1007/JHEP12(2016)029
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider the $\Omega$-deformed $\mathcal{N}=2$ $SU(2)$ gauge theory in four dimensions with $N_{f}=4$ massive fundamental hypermultiplets. The low energy effective action depends on the deformation parameters $\varepsilon_{1}, \varepsilon_{2}$, the scalar field expectation value $a$, and the hypermultiplet masses ...
[ { "created": "Mon, 5 Sep 2016 15:01:46 GMT", "version": "v1" }, { "created": "Mon, 19 Sep 2016 07:22:54 GMT", "version": "v2" } ]
2017-01-04
[ [ "Beccaria", "Matteo", "" ], [ "Fachechi", "Alberto", "" ], [ "Macorini", "Guido", "" ], [ "Martina", "Luigi", "" ] ]
We consider the $\Omega$-deformed $\mathcal{N}=2$ $SU(2)$ gauge theory in four dimensions with $N_{f}=4$ massive fundamental hypermultiplets. The low energy effective action depends on the deformation parameters $\varepsilon_{1}, \varepsilon_{2}$, the scalar field expectation value $a$, and the hypermultiplet masses ${...
0903.3095
Yosuke Imamura
Yosuke Imamura
Charges and homologies in AdS_4/CFT_3
26 pages, LaTeX; v2: restricted the arguments to non-chiral theories only, added references
null
null
UT-09-08
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Electric and magnetic charges of a certain class of operators in N=2 large N quiver Chern-Simons theories are investigated. We consider only non-chiral theories, in which every bi-fundamental field appears with its conjugate representation. By interpreting operators in a Chern-Simons theory as wrapped M-branes in the...
[ { "created": "Wed, 18 Mar 2009 06:03:22 GMT", "version": "v1" }, { "created": "Sat, 4 Apr 2009 14:13:10 GMT", "version": "v2" } ]
2009-04-04
[ [ "Imamura", "Yosuke", "" ] ]
Electric and magnetic charges of a certain class of operators in N=2 large N quiver Chern-Simons theories are investigated. We consider only non-chiral theories, in which every bi-fundamental field appears with its conjugate representation. By interpreting operators in a Chern-Simons theory as wrapped M-branes in the d...
1603.02359
Murat Gunaydin
Murat Gunaydin
Quasiconformal Group Approach to Higher Spin Algebras, their Deformations and Supersymmetric Extensions
36 pages; latex file; To appear in the "Proceedings of the International Workshop on Higher Spin Gauge Theories" , Singapore, November 4-6, 2015
null
10.1142/9789813144101_0010
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The quasiconformal method provides us with a unified approach to the construction of minimal unitary representations (minrep) of noncompact groups, their deformations as well as their supersymmetric extensions. We review the quasiconformal construction of the minrep of SO(d,2), its deformations and their applications...
[ { "created": "Tue, 8 Mar 2016 02:43:28 GMT", "version": "v1" } ]
2016-11-23
[ [ "Gunaydin", "Murat", "" ] ]
The quasiconformal method provides us with a unified approach to the construction of minimal unitary representations (minrep) of noncompact groups, their deformations as well as their supersymmetric extensions. We review the quasiconformal construction of the minrep of SO(d,2), its deformations and their applications t...
hep-th/0610076
Kourosh Nozari
Kourosh Nozari and S. Hamid Mehdipour
Failure of Standard Thermodynamics in Planck Scale Black Hole System
26 Pages, 10 Figures, Revised and References added
Chaos Solitons Fractals.39:956-970,2009
10.1016/j.chaos.2007.02.018
null
hep-th
null
The final stage of the black hole evaporation is a matter of debates in the existing literature. In this paper, we consider this problem within two alternative approaches: noncommutative geometry(NCG) and the generalized uncertainty principle(GUP). We compare the results of two scenarios to find a relation between pa...
[ { "created": "Sun, 8 Oct 2006 11:56:05 GMT", "version": "v1" }, { "created": "Sat, 21 Oct 2006 09:43:31 GMT", "version": "v2" } ]
2010-11-11
[ [ "Nozari", "Kourosh", "" ], [ "Mehdipour", "S. Hamid", "" ] ]
The final stage of the black hole evaporation is a matter of debates in the existing literature. In this paper, we consider this problem within two alternative approaches: noncommutative geometry(NCG) and the generalized uncertainty principle(GUP). We compare the results of two scenarios to find a relation between para...
hep-th/0610049
Ricardo Renan Landim
A. R. P. Lima and R. R. Landim
Gauge Invariance and Fractional Statistics
5 pages
Europhys.Lett. 74 (2006) 972-977
10.1209/epl/i2005-10594-y
null
hep-th
null
We present a new $(2+1)$-dimensional field theory showing exotic statistics and fractional spin. This theory is achieved through a redefinition of the gauge field $A_{\mu}$. New properties are found. Another way to implement the field redefinition is used with the same results obtained.
[ { "created": "Wed, 4 Oct 2006 14:06:35 GMT", "version": "v1" } ]
2009-11-11
[ [ "Lima", "A. R. P.", "" ], [ "Landim", "R. R.", "" ] ]
We present a new $(2+1)$-dimensional field theory showing exotic statistics and fractional spin. This theory is achieved through a redefinition of the gauge field $A_{\mu}$. New properties are found. Another way to implement the field redefinition is used with the same results obtained.
2010.06637
Alon Faraggi
Alon E. Faraggi, Viktor G. Matyas, Benjamin Percival
Type 0 $\mathbb{Z}_2\times \mathbb{Z}_2$ Heterotic String Orbifolds and Misaligned Supersymmetry
24 pages. 4 figures. Standard LaTex. Added discussion on misaligned supersymmetry. Published version
Int.J.Mod.Phys.A 36 (2021) 2150174
10.1142/S0217751X21501748
LTH-1244
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The $\mathbb{Z}_2\times \mathbb{Z}_2$ heterotic string orbifold yielded a large space of phenomenological three generation models and serves as a testing ground to explore how the Standard Model of particle physics may be incorporated in a theory of quantum gravity. In this paper we explore the existence of type 0 mo...
[ { "created": "Tue, 13 Oct 2020 19:06:00 GMT", "version": "v1" }, { "created": "Sun, 5 Sep 2021 17:33:34 GMT", "version": "v2" } ]
2021-11-09
[ [ "Faraggi", "Alon E.", "" ], [ "Matyas", "Viktor G.", "" ], [ "Percival", "Benjamin", "" ] ]
The $\mathbb{Z}_2\times \mathbb{Z}_2$ heterotic string orbifold yielded a large space of phenomenological three generation models and serves as a testing ground to explore how the Standard Model of particle physics may be incorporated in a theory of quantum gravity. In this paper we explore the existence of type 0 mode...
1901.00330
Wu-zhong Guo
Wu-zhong Guo
Entanglement of Purification and Projective Measurement in CFT
5+1 pages,5 figures
null
10.1016/j.physletb.2019.134934
null
hep-th quant-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We investigate entanglement of purification in conformal field theory. By using Reeh-Schlieder theorem, we construct a set of the purification states for $\rho_{AB}$, where $\rho_{AB}$ is reduced density matrix for subregion $AB$ of a global state $\rho$. The set can be approximated by acting all the unitary observab...
[ { "created": "Wed, 2 Jan 2019 12:08:52 GMT", "version": "v1" } ]
2019-09-18
[ [ "Guo", "Wu-zhong", "" ] ]
We investigate entanglement of purification in conformal field theory. By using Reeh-Schlieder theorem, we construct a set of the purification states for $\rho_{AB}$, where $\rho_{AB}$ is reduced density matrix for subregion $AB$ of a global state $\rho$. The set can be approximated by acting all the unitary observable...
1008.0048
Ignacy Sawicki
Cedric Deffayet, Oriol Pujolas, Ignacy Sawicki and Alexander Vikman
Imperfect Dark Energy from Kinetic Gravity Braiding
41 pages, 7 figures. References and some clarifying language added. This version was accepted for publication in JCAP
JCAP 1010:026,2010
10.1088/1475-7516/2010/10/026
CERN-PH-TH/2010-166
hep-th astro-ph.CO gr-qc hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We introduce a large class of scalar-tensor models with interactions containing the second derivatives of the scalar field but not leading to additional degrees of freedom. These models exhibit peculiar features, such as an essential mixing of scalar and tensor kinetic terms, which we have named kinetic braiding. Thi...
[ { "created": "Sat, 31 Jul 2010 04:03:01 GMT", "version": "v1" }, { "created": "Fri, 24 Sep 2010 16:00:34 GMT", "version": "v2" } ]
2010-10-27
[ [ "Deffayet", "Cedric", "" ], [ "Pujolas", "Oriol", "" ], [ "Sawicki", "Ignacy", "" ], [ "Vikman", "Alexander", "" ] ]
We introduce a large class of scalar-tensor models with interactions containing the second derivatives of the scalar field but not leading to additional degrees of freedom. These models exhibit peculiar features, such as an essential mixing of scalar and tensor kinetic terms, which we have named kinetic braiding. This ...
1811.04938
Babak Haghighat BH
Babak Haghighat, Rui Sun
M5 branes and Theta Functions
27 pages, 1 Figure. v3: included further explanations and corrected typos. This the version published in JHEP
null
10.1007/JHEP10(2019)192
null
hep-th math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We propose quantum states for Little String Theories (LSTs) arising from M5 branes probing A- and D-type singularities. This extends Witten's picture of M5 brane partition functions as theta functions to this more general setup. Compactifying the world-volume of the five-branes on a two-torus, we find that the corres...
[ { "created": "Mon, 12 Nov 2018 19:00:01 GMT", "version": "v1" }, { "created": "Wed, 2 Jan 2019 08:02:36 GMT", "version": "v2" }, { "created": "Mon, 18 Nov 2019 03:19:13 GMT", "version": "v3" } ]
2023-02-02
[ [ "Haghighat", "Babak", "" ], [ "Sun", "Rui", "" ] ]
We propose quantum states for Little String Theories (LSTs) arising from M5 branes probing A- and D-type singularities. This extends Witten's picture of M5 brane partition functions as theta functions to this more general setup. Compactifying the world-volume of the five-branes on a two-torus, we find that the correspo...
hep-th/0204141
Emilio Elizalde
E. Elizalde, A. C. Tort
The thermal energy of a scalar field in a one-dimensional compact space
13 pages, LaTeX, no figures
Phys.Rev. D66 (2002) 045033
10.1103/PhysRevD.66.045033
null
hep-th hep-ph math-ph math.MP
null
We discuss some controverted aspects of the evaluation of the thermal energy of a scalar field in a one-dimensional compact space. The calculations are carried out using a generalised zeta function approach.
[ { "created": "Wed, 17 Apr 2002 13:30:59 GMT", "version": "v1" }, { "created": "Fri, 24 May 2002 16:48:38 GMT", "version": "v2" }, { "created": "Thu, 6 Jun 2002 18:18:18 GMT", "version": "v3" } ]
2009-11-07
[ [ "Elizalde", "E.", "" ], [ "Tort", "A. C.", "" ] ]
We discuss some controverted aspects of the evaluation of the thermal energy of a scalar field in a one-dimensional compact space. The calculations are carried out using a generalised zeta function approach.
1308.5840
Merab Gogberashvili Prof
Merab Gogberashvili and Giorgi Tukhashvili
Hierarchy of Fermion Masses in the 5D Standing Wave Braneworld
9 pages, 2 figures
Int. J. Theor. Phys. 54 (2015) 1154
10.1007/s10773-014-2311-6
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The localization problem for massive fermions in the 5D standing wave braneworld is considered. The fermion generations on the brane are explained by the existence of three nodes of standing waves in the bulk, where the left and right modes of the 5D fermion are localized and Dirac-type couplings mixes them. We show ...
[ { "created": "Tue, 27 Aug 2013 12:32:31 GMT", "version": "v1" } ]
2015-04-23
[ [ "Gogberashvili", "Merab", "" ], [ "Tukhashvili", "Giorgi", "" ] ]
The localization problem for massive fermions in the 5D standing wave braneworld is considered. The fermion generations on the brane are explained by the existence of three nodes of standing waves in the bulk, where the left and right modes of the 5D fermion are localized and Dirac-type couplings mixes them. We show th...
hep-th/0102141
Davoud Kamani
Davoud Kamani
Some Consequences of Noncommutative Worldsheet of Superstring
11 pages, Latex, no figure, a new action and some references have been added
Mod.Phys.Lett. A19 (2004) 375-383
10.1142/S0217732304013015
null
hep-th
null
In this paper some properties of the superstring with noncommutative worldsheet are studied. We study the noncommutativity of the spacetime, generalization of the Poincar\'e symmetry of the superstring, the changes of the metric, antisymmetric tensor and dilaton.
[ { "created": "Wed, 21 Feb 2001 14:35:06 GMT", "version": "v1" }, { "created": "Sun, 11 Mar 2001 11:27:32 GMT", "version": "v2" }, { "created": "Fri, 19 Jul 2002 11:15:23 GMT", "version": "v3" }, { "created": "Tue, 25 Nov 2003 11:15:26 GMT", "version": "v4" } ]
2009-11-07
[ [ "Kamani", "Davoud", "" ] ]
In this paper some properties of the superstring with noncommutative worldsheet are studied. We study the noncommutativity of the spacetime, generalization of the Poincar\'e symmetry of the superstring, the changes of the metric, antisymmetric tensor and dilaton.
hep-th/9902030
Andrei Mironov
A.Gorsky and A.Mironov
Solutions to the reflection equation and integrable systems for N=2 SQCD with classical groups
16 pages, LaTeX
Nucl.Phys. B550 (1999) 513-530
10.1016/S0550-3213(99)00134-0
ITEP/TH-78/98, FIAN/TD-09/98
hep-th
null
Integrable systems underlying the Seiberg-Witten solutions for the N=2 SQCD with gauge groups SO(n) and Sp(n) are proposed. They are described by the inhomogeneous XXX spin chain with specific boundary conditions given by reflection matrices. We attribute reflection matrices to orientifold planes in the brane constru...
[ { "created": "Wed, 3 Feb 1999 14:45:05 GMT", "version": "v1" } ]
2015-06-26
[ [ "Gorsky", "A.", "" ], [ "Mironov", "A.", "" ] ]
Integrable systems underlying the Seiberg-Witten solutions for the N=2 SQCD with gauge groups SO(n) and Sp(n) are proposed. They are described by the inhomogeneous XXX spin chain with specific boundary conditions given by reflection matrices. We attribute reflection matrices to orientifold planes in the brane construct...
hep-th/0203174
Jeffrey M. Rabin
Fausto Ongay and Jeffrey M. Rabin
On Decomposing N=2 Line Bundles as Tensor Products of N=1 Line Bundles
7 pages
Lett.Math.Phys. 61 (2002) 101-106
null
null
hep-th
null
We obtain the existence of a cohomological obstruction to expressing N=2 line bundles as tensor products of N=1 bundles. The motivation behind this paper is an attempt at understanding the N=2 super KP equation via Baker functions, which are special sections of line bundles on supercurves.
[ { "created": "Tue, 19 Mar 2002 21:31:12 GMT", "version": "v1" } ]
2007-05-23
[ [ "Ongay", "Fausto", "" ], [ "Rabin", "Jeffrey M.", "" ] ]
We obtain the existence of a cohomological obstruction to expressing N=2 line bundles as tensor products of N=1 bundles. The motivation behind this paper is an attempt at understanding the N=2 super KP equation via Baker functions, which are special sections of line bundles on supercurves.
hep-th/9912263
Pietro Menotti
Pietro Menotti (Department of Physics, University of Pisa, Italy), Domenico Seminara (Ecole Normale Superieure, Paris, France)
ADM approach to 2+1 dimensional gravity
21 pages, LaTeX, Contribution to "Constrained Dynamics and Quantum Gravity", Villasimius, Sept.13-17 1999
Nucl.Phys.Proc.Suppl. 88 (2000) 132-141
10.1016/S0920-5632(00)00761-1
IFUP-TH 68/99, LPT-ENS 99/59
hep-th gr-qc
null
The canonical ADM equations are solved in terms of the conformal factor in the instantaneous York gauge. A simple derivation is given for the solution of the two body problem. A geometrical characterization is given for the apparent singularities occurring in the N-body problem and it is shown how the Garnier hamilto...
[ { "created": "Tue, 28 Dec 1999 13:29:35 GMT", "version": "v1" } ]
2009-10-31
[ [ "Menotti", "Pietro", "", "Department of Physics, University of Pisa, Italy" ], [ "Seminara", "Domenico", "", "Ecole Normale Superieure, Paris, France" ] ]
The canonical ADM equations are solved in terms of the conformal factor in the instantaneous York gauge. A simple derivation is given for the solution of the two body problem. A geometrical characterization is given for the apparent singularities occurring in the N-body problem and it is shown how the Garnier hamiltoni...
hep-th/0007182
A. W. Schreiber
A. W. Schreiber (Adelaide), R. Rosenfelder (PSI) and C. Alexandrou (Nicosia)
What Can We Learn from QED at Large Couplings?
7 pages, Latex, including 3 figures; to appear in "Proceedings of the 3rd International Symposium on Symmetries in Subatomic Physics" (AIP Conference Proceedings), Adelaide, March 2000
AIP Conf.Proc. 539 (2000) 73-79
10.1063/1.1330904
ADP-00-20/T403
hep-th
null
In order to understand QCD at the energies relevant to hadronic physics one requires analytical methods for dealing with relativistic gauge field theories at large couplings. Strongly coupled quenched QED provides an ideal laboratory for the development of such techniques, in particular as many calculations suggest t...
[ { "created": "Mon, 24 Jul 2000 05:05:36 GMT", "version": "v1" } ]
2009-10-31
[ [ "Schreiber", "A. W.", "", "Adelaide" ], [ "Rosenfelder", "R.", "", "PSI" ], [ "Alexandrou", "C.", "", "Nicosia" ] ]
In order to understand QCD at the energies relevant to hadronic physics one requires analytical methods for dealing with relativistic gauge field theories at large couplings. Strongly coupled quenched QED provides an ideal laboratory for the development of such techniques, in particular as many calculations suggest tha...