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hep-th/0610231
Stephen D. H. Hsu
R. Buniy, S. Hsu and A. Zee
Does string theory predict an open universe?
4 pages, 1 figure, revtex. Final version to appear in Physics Letters B
Phys.Lett.B660:382-385,2008
10.1016/j.physletb.2008.01.007
null
hep-th astro-ph hep-ph
null
It has been claimed that the string landscape predicts an open universe, with negative curvature. The prediction is a consequence of a large number of metastable string vacua, and the properties of the Coleman--De Luccia instanton which describes vacuum tunneling. We examine the robustness of this claim, which is of ...
[ { "created": "Fri, 20 Oct 2006 23:05:32 GMT", "version": "v1" }, { "created": "Mon, 7 Jan 2008 02:52:04 GMT", "version": "v2" } ]
2008-11-26
[ [ "Buniy", "R.", "" ], [ "Hsu", "S.", "" ], [ "Zee", "A.", "" ] ]
It has been claimed that the string landscape predicts an open universe, with negative curvature. The prediction is a consequence of a large number of metastable string vacua, and the properties of the Coleman--De Luccia instanton which describes vacuum tunneling. We examine the robustness of this claim, which is of pa...
1706.09977
Mina Aganagic
Mina Aganagic, Kevin Costello, Jacob McNamara and Cumrun Vafa
Topological Chern-Simons/Matter Theories
50 pages, 1 figure. v2: references added
null
null
null
hep-th math.AG math.DG math.SG
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We propose a new partially topological theory in three dimensions which couples Chern-Simons theory to matter. The 3-manifolds needed for this construction admit transverse holomorphic foliation (THF). The theory depends only on the choice of such a structure, but not on a choice of metric and in this sense, it is to...
[ { "created": "Thu, 29 Jun 2017 23:41:30 GMT", "version": "v1" }, { "created": "Fri, 25 Aug 2017 19:52:38 GMT", "version": "v2" } ]
2017-08-29
[ [ "Aganagic", "Mina", "" ], [ "Costello", "Kevin", "" ], [ "McNamara", "Jacob", "" ], [ "Vafa", "Cumrun", "" ] ]
We propose a new partially topological theory in three dimensions which couples Chern-Simons theory to matter. The 3-manifolds needed for this construction admit transverse holomorphic foliation (THF). The theory depends only on the choice of such a structure, but not on a choice of metric and in this sense, it is topo...
1501.03278
Vladimir Alexandrovich Krykhtin
I.L. Buchbinder, V.A. Krykhtin, M. Tsulaia
Lagrangian formulation of massive fermionic higher spin fields on a constant electromagnetic background
22 pages
Nucl. Phys. B 896: 1-18, 2015
10.1016/j.nuclphysb.2015.04.008
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider massive half-integer higher spin fields coupled to an external constant electromagnetic field in flat space of an arbitrary dimension and construct a gauge invariant Lagrangian in the linear approximation in the external field. A procedure for finding the gauge-invariant Lagrangians is based on the BRST c...
[ { "created": "Wed, 14 Jan 2015 08:29:17 GMT", "version": "v1" } ]
2015-05-05
[ [ "Buchbinder", "I. L.", "" ], [ "Krykhtin", "V. A.", "" ], [ "Tsulaia", "M.", "" ] ]
We consider massive half-integer higher spin fields coupled to an external constant electromagnetic field in flat space of an arbitrary dimension and construct a gauge invariant Lagrangian in the linear approximation in the external field. A procedure for finding the gauge-invariant Lagrangians is based on the BRST con...
hep-th/9510106
Nathan Berkovits P.
Nathan Berkovits and Warren Siegel
Superspace Effective Actions for 4D Compactifications of Heterotic and Type II Superstrings
45 p. (Replaced sentence on non-local terms and added 2 references)
Nucl.Phys. B462 (1996) 213-248
10.1016/0550-3213(95)00679-6
IFUSP-P-1180, ITP-SB-95-41
hep-th
null
Two-dimensional sigma models are defined for the new manifestly spacetime supersymmetric description of four-dimensional compactified superstrings. The resulting target-superspace effective action is constrained by the way the spacetime dilaton couples to the worldsheet curvature: For the heterotic superstring, the w...
[ { "created": "Mon, 16 Oct 1995 21:35:54 GMT", "version": "v1" }, { "created": "Tue, 17 Oct 1995 19:57:35 GMT", "version": "v2" } ]
2009-10-28
[ [ "Berkovits", "Nathan", "" ], [ "Siegel", "Warren", "" ] ]
Two-dimensional sigma models are defined for the new manifestly spacetime supersymmetric description of four-dimensional compactified superstrings. The resulting target-superspace effective action is constrained by the way the spacetime dilaton couples to the worldsheet curvature: For the heterotic superstring, the wor...
hep-th/0508066
Cecilia Chirenti
Cecilia B. M. H. Chirenti
A numerical study on the dimension of an extremely inhomogeneous matter distribution
3 pages, 2 figures
Braz.J.Phys. 35 (2005) 1072-1073
null
null
hep-th
null
We have developed an algorithm that numericaly computes the dimension of an extremely inhomogeous matter distribution, given by a discrete hierarchical metric. With our results it is possible to analise how the dimension of the matter density tends to d = 3, as we consider larger samples.
[ { "created": "Wed, 10 Aug 2005 16:23:22 GMT", "version": "v1" } ]
2007-05-23
[ [ "Chirenti", "Cecilia B. M. H.", "" ] ]
We have developed an algorithm that numericaly computes the dimension of an extremely inhomogeous matter distribution, given by a discrete hierarchical metric. With our results it is possible to analise how the dimension of the matter density tends to d = 3, as we consider larger samples.
0806.3102
Pablo G. Camara
P. G. Camara and E. Dudas
Multi-instanton and string loop corrections in toroidal orbifold models
37 pages, 3 figures
JHEP0808:069,2008
10.1088/1126-6708/2008/08/069
CPHT-RR040.0608, LPT-ORSAY 08-57
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We analyze N=2 (perturbative and non-perturbative) corrections to the effective theory in type I orbifold models where a dual heterotic description is available. These corrections may play an important role in phenomenological scenarios. More precisely, we consider two particular compactifications: the Bianchi-Sagnot...
[ { "created": "Thu, 19 Jun 2008 16:37:40 GMT", "version": "v1" }, { "created": "Thu, 3 Jul 2008 10:29:56 GMT", "version": "v2" } ]
2008-11-26
[ [ "Camara", "P. G.", "" ], [ "Dudas", "E.", "" ] ]
We analyze N=2 (perturbative and non-perturbative) corrections to the effective theory in type I orbifold models where a dual heterotic description is available. These corrections may play an important role in phenomenological scenarios. More precisely, we consider two particular compactifications: the Bianchi-Sagnotti...
hep-th/0108079
Badis Ydri
Badis Ydri
Fuzzy Non-Trivial Gauge Configurations
9 pages . Talk delivered in the MRST 2001 conference, University of Western Ontario, London, Ontario . To be published in the conference proceedings
null
10.1063/1.1435489
null
hep-th
null
In this talk we will report on few results of discrete physics on the fuzzy sphere . In particular non-trivial field configurations such as monopoles and solitons are constructed on fuzzy ${\bf S}^2$ using the language of K-theory, i.e projectors . As we will show, these configurations are intrinsically finite dimens...
[ { "created": "Sat, 11 Aug 2001 22:18:33 GMT", "version": "v1" } ]
2009-11-07
[ [ "Ydri", "Badis", "" ] ]
In this talk we will report on few results of discrete physics on the fuzzy sphere . In particular non-trivial field configurations such as monopoles and solitons are constructed on fuzzy ${\bf S}^2$ using the language of K-theory, i.e projectors . As we will show, these configurations are intrinsically finite dimensio...
2109.13154
Ermis Mitsou
Ermis Mitsou and Jaiyul Yoo
The spatial gauge-dependence of single-field inflationary bispectra
7 pages, matches published version
Phys.Lett.B 828 (2022) 137018
10.1016/j.physletb.2022.137018
null
hep-th astro-ph.CO gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In single-field inflationary models the bispectra are usually given in the $\zeta$-gauge, because its temporal part leads to the super-horizon conservation of fluctuations. However, this property is independent of the choice of {\it spatial} gauge, so in this letter we explore this freedom. We compute the variation o...
[ { "created": "Mon, 27 Sep 2021 16:08:43 GMT", "version": "v1" }, { "created": "Tue, 22 Mar 2022 12:42:00 GMT", "version": "v2" } ]
2022-03-23
[ [ "Mitsou", "Ermis", "" ], [ "Yoo", "Jaiyul", "" ] ]
In single-field inflationary models the bispectra are usually given in the $\zeta$-gauge, because its temporal part leads to the super-horizon conservation of fluctuations. However, this property is independent of the choice of {\it spatial} gauge, so in this letter we explore this freedom. We compute the variation of ...
2403.17604
Job Furtado Neto
R. Darlla, \"O. Ye\c{s}ilta\c{s}, J. Furtado
Massless fermions in black string spacetime
5 pages, two columns, 1 figure
null
null
null
hep-th math-ph math.MP
http://creativecommons.org/licenses/by/4.0/
In this paper we investigate the behaviour of massless fermions in the black string spacetime by computing the eigenvalues and eigenfunctions of the Weyl equations. These solutions allowed us to study the behaviour of such massless fermions in terms of the cosmological constant, the black string's mass and the radial...
[ { "created": "Tue, 26 Mar 2024 11:30:25 GMT", "version": "v1" } ]
2024-03-27
[ [ "Darlla", "R.", "" ], [ "Yeşiltaş", "Ö.", "" ], [ "Furtado", "J.", "" ] ]
In this paper we investigate the behaviour of massless fermions in the black string spacetime by computing the eigenvalues and eigenfunctions of the Weyl equations. These solutions allowed us to study the behaviour of such massless fermions in terms of the cosmological constant, the black string's mass and the radial d...
hep-th/9803223
Luiz Claudio Marques Albuquerque
Luiz C. de Albuquerque (University of Sao Paulo)
Renormalization Ambiguities in Casimir Energy
16 pages, Latex
null
null
null
hep-th
null
Some questions were recently raised about the equivalence of two methods commonly used to compute the Casimir energy: the mode summation approach and the one-loop effective potential. In this respect, we argue that the scale dependence induced by renormalization effects, displayed by the effective potential approach,...
[ { "created": "Thu, 26 Mar 1998 20:10:59 GMT", "version": "v1" } ]
2007-05-23
[ [ "de Albuquerque", "Luiz C.", "", "University of Sao Paulo" ] ]
Some questions were recently raised about the equivalence of two methods commonly used to compute the Casimir energy: the mode summation approach and the one-loop effective potential. In this respect, we argue that the scale dependence induced by renormalization effects, displayed by the effective potential approach, a...
hep-th/9908185
Christoph Schweigert
B. Pedrini, C. Schweigert, J. Walcher
New maverick coset theories
6 pages, LaTeX2e
Phys.Lett. B466 (1999) 206-210
10.1016/S0370-2693(99)01115-6
ETH-TH/99-21
hep-th
null
We present new examples of maverick coset conformal field theories. They are closely related to conformal embeddings and exceptional modular invariants.
[ { "created": "Fri, 27 Aug 1999 20:44:44 GMT", "version": "v1" } ]
2009-10-31
[ [ "Pedrini", "B.", "" ], [ "Schweigert", "C.", "" ], [ "Walcher", "J.", "" ] ]
We present new examples of maverick coset conformal field theories. They are closely related to conformal embeddings and exceptional modular invariants.
hep-th/0503033
Norisuke Sakai
Minoru Eto, Youichi Isozumi, Muneto Nitta, Keisuke Ohashi, Kazutoshi Ohta, Norisuke Sakai and Yuji Tachikawa
Global Structure of Moduli Space for BPS Walls
42 pages, 11 figures; a few comments added
Phys.Rev. D71 (2005) 105009
10.1103/PhysRevD.71.105009
TIT/HEP-535, RIKEN-TH-38, UT-05-03
hep-th
null
We study the global structure of the moduli space of BPS walls in the Higgs branch of supersymmetric theories with eight supercharges. We examine the structure in the neighborhood of a special Lagrangian submanifold M, and find that the dimension of the moduli space can be larger than that naively suggested by the in...
[ { "created": "Fri, 4 Mar 2005 11:13:14 GMT", "version": "v1" }, { "created": "Thu, 24 Mar 2005 06:23:41 GMT", "version": "v2" } ]
2007-05-23
[ [ "Eto", "Minoru", "" ], [ "Isozumi", "Youichi", "" ], [ "Nitta", "Muneto", "" ], [ "Ohashi", "Keisuke", "" ], [ "Ohta", "Kazutoshi", "" ], [ "Sakai", "Norisuke", "" ], [ "Tachikawa", "Yuji", "" ] ]
We study the global structure of the moduli space of BPS walls in the Higgs branch of supersymmetric theories with eight supercharges. We examine the structure in the neighborhood of a special Lagrangian submanifold M, and find that the dimension of the moduli space can be larger than that naively suggested by the inde...
1009.0879
Z Yune
Werner Israel and Zinkoo Yun
Band-aid for information loss from black holes
null
Phys.Rev.D82:124036,2010
10.1103/PhysRevD.82.124036
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We summarize, simplify and extend recent work showing that small deviations from exact thermality in Hawking radiation, first uncovered by Kraus and Wilczek, have the capacity to carry off the maximum information content of a black hole. This goes a considerable way toward resolving a long-standing "information-loss ...
[ { "created": "Sat, 4 Sep 2010 22:46:17 GMT", "version": "v1" }, { "created": "Mon, 20 Dec 2010 10:12:12 GMT", "version": "v2" } ]
2011-01-17
[ [ "Israel", "Werner", "" ], [ "Yun", "Zinkoo", "" ] ]
We summarize, simplify and extend recent work showing that small deviations from exact thermality in Hawking radiation, first uncovered by Kraus and Wilczek, have the capacity to carry off the maximum information content of a black hole. This goes a considerable way toward resolving a long-standing "information-loss pa...
1505.06745
Shota Komatsu
Benjamin Basso, Shota Komatsu, Pedro Vieira
Structure Constants and Integrable Bootstrap in Planar N=4 SYM Theory
13 pages + several appendices
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We introduce a non-perturbative framework for computing structure constants of single-trace operators in the N=4 SYM theory at large N. Our approach features new vertices, with hexagonal shape, that can be patched together into three- and possibly higher-point correlators. These newborn hexagons are more elementary a...
[ { "created": "Mon, 25 May 2015 20:02:26 GMT", "version": "v1" } ]
2015-05-27
[ [ "Basso", "Benjamin", "" ], [ "Komatsu", "Shota", "" ], [ "Vieira", "Pedro", "" ] ]
We introduce a non-perturbative framework for computing structure constants of single-trace operators in the N=4 SYM theory at large N. Our approach features new vertices, with hexagonal shape, that can be patched together into three- and possibly higher-point correlators. These newborn hexagons are more elementary and...
hep-th/9608145
Gregory Moore
M. Henningson and G. Moore
Threshhold Corrections in $K3\times T2$ Heterotic String Compactifications
26pp. harvmac b mode
Nucl.Phys. B482 (1996) 187-212
10.1016/S0550-3213(96)00549-4
Yale preprint YCTP-P12/96
hep-th
null
We consider compactifications of the heterotic string on $K3 \times T2$ so that the resulting theory in $d = 4$ space-time dimensions has $N = 2$ supersymmetry. The gravitational and gauge coupling constants of the low-energy effective theory receive threshold corrections from loops of super-heavy string states. We c...
[ { "created": "Wed, 21 Aug 1996 16:25:20 GMT", "version": "v1" } ]
2009-10-30
[ [ "Henningson", "M.", "" ], [ "Moore", "G.", "" ] ]
We consider compactifications of the heterotic string on $K3 \times T2$ so that the resulting theory in $d = 4$ space-time dimensions has $N = 2$ supersymmetry. The gravitational and gauge coupling constants of the low-energy effective theory receive threshold corrections from loops of super-heavy string states. We cal...
1811.03556
Piotr Sulkowski
Mi{\l}osz Panfil, Piotr Su{\l}kowski
Topological strings, strips and quivers
47 pages, 9 figures
JHEP 124 (2019)
10.1007/JHEP01(2019)124
CALT-2018-047
hep-th math-ph math.MP math.QA math.RT
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We find a direct relation between quiver representation theory and open topological string theory on a class of toric Calabi-Yau manifolds without compact four-cycles, also referred to as strip geometries. We show that various quantities that characterize open topological string theory on these manifolds, such as par...
[ { "created": "Thu, 8 Nov 2018 17:18:58 GMT", "version": "v1" } ]
2020-05-25
[ [ "Panfil", "Miłosz", "" ], [ "Sułkowski", "Piotr", "" ] ]
We find a direct relation between quiver representation theory and open topological string theory on a class of toric Calabi-Yau manifolds without compact four-cycles, also referred to as strip geometries. We show that various quantities that characterize open topological string theory on these manifolds, such as parti...
hep-th/9311111
Hsato
H.-T. Sato
Landau Levels and Quantum Group
(revised version), 10 pages, OS-GE-36-93
Mod.Phys.Lett. A9 (1994) 451-458
10.1142/S0217732394000472
null
hep-th
null
We find a quantum group structure in two-dimensional motions of a nonrelativistic electron in a uniform magnetic field and in a periodic potential. The representation basis of the quantum algebra is composed of wavefunctions of the system. The quantum group symmetry commutes with the Hamiltonian and is relevant to th...
[ { "created": "Fri, 19 Nov 1993 02:43:19 GMT", "version": "v1" } ]
2015-06-26
[ [ "Sato", "H. -T.", "" ] ]
We find a quantum group structure in two-dimensional motions of a nonrelativistic electron in a uniform magnetic field and in a periodic potential. The representation basis of the quantum algebra is composed of wavefunctions of the system. The quantum group symmetry commutes with the Hamiltonian and is relevant to the ...
2012.07733
Edoardo Lauria El
Lorenzo Di Pietro, Edoardo Lauria, Pierluigi Niro
3d Large $N$ Vector Models at the Boundary
49 pages, v3: minor changes
SciPost Phys. 11, 050 (2021)
10.21468/SciPostPhys.11.3.050
null
hep-th cond-mat.str-el
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider a 4d scalar field coupled to large $N$ free or critical $O(N)$ vector models, either bosonic or fermionic, on a 3d boundary. We compute the $\beta$ function of the classically marginal bulk/boundary interaction at the first non-trivial order in the large $N$ expansion and exactly in the coupling. Starting...
[ { "created": "Mon, 14 Dec 2020 17:30:46 GMT", "version": "v1" }, { "created": "Tue, 19 Jan 2021 21:10:03 GMT", "version": "v2" }, { "created": "Mon, 5 Jul 2021 13:42:50 GMT", "version": "v3" } ]
2021-09-08
[ [ "Di Pietro", "Lorenzo", "" ], [ "Lauria", "Edoardo", "" ], [ "Niro", "Pierluigi", "" ] ]
We consider a 4d scalar field coupled to large $N$ free or critical $O(N)$ vector models, either bosonic or fermionic, on a 3d boundary. We compute the $\beta$ function of the classically marginal bulk/boundary interaction at the first non-trivial order in the large $N$ expansion and exactly in the coupling. Starting w...
1505.01387
Jos\'e Eduardo Rosales Quintero Dr.
J.E. Rosales-Quintero
Anti-self-dual gravity and supergravity from a pure connection formulation
null
null
10.1142/S0217751X16500640
null
hep-th math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We introduce a complex pure connection action with constraints which is diffeomorphism and gauge invariant. Taking as an internal group $SU(2)$, we obtain, from the equations of motion, anti-self-dual Einstein spaces together with the zero torsion condition thanks to Bianchi identity. By applying the same procedure, ...
[ { "created": "Wed, 6 May 2015 15:06:48 GMT", "version": "v1" }, { "created": "Tue, 1 Sep 2015 00:01:43 GMT", "version": "v2" } ]
2016-05-25
[ [ "Rosales-Quintero", "J. E.", "" ] ]
We introduce a complex pure connection action with constraints which is diffeomorphism and gauge invariant. Taking as an internal group $SU(2)$, we obtain, from the equations of motion, anti-self-dual Einstein spaces together with the zero torsion condition thanks to Bianchi identity. By applying the same procedure, we...
hep-th/9212100
Timothy Hollowood
Timothy J. Hollowood and J. Luis Miramontes
New Topological Theories and Conjugacy Classes of the Weyl Group
19 pages
Nucl.Phys. B409 (1993) 465-486
10.1016/0550-3213(93)90589-H
CERN-TH-6758/92
hep-th
null
The problem of interpreting a set of ${\cal W}$-algebra constraints constructed in terms of an arbitrarily twisted scalar field as the recursion relations of a topological theory is addressed. In this picture, the conventional models of topological gravity coupled to $A$, $D$ or $E$ topological matter, correspond to ...
[ { "created": "Wed, 16 Dec 1992 15:22:24 GMT", "version": "v1" } ]
2009-10-22
[ [ "Hollowood", "Timothy J.", "" ], [ "Miramontes", "J. Luis", "" ] ]
The problem of interpreting a set of ${\cal W}$-algebra constraints constructed in terms of an arbitrarily twisted scalar field as the recursion relations of a topological theory is addressed. In this picture, the conventional models of topological gravity coupled to $A$, $D$ or $E$ topological matter, correspond to ta...
1609.06580
Sunandan Gangopadhyay
Aslam Halder, Sunandan Gangopadhyay
Thermodynamics of a charged particle in a noncommutative plane in a background magnetic field
14 pages Latex. arXiv admin note: text overlap with arXiv:1602.06279
null
10.1007/s10773-017-3328-4
null
hep-th quant-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Landau system in noncommutative space has been considered. To take into account the issue of gauge invariance in noncommutative space, we incorporate the Seiberg-Witten map in our analysis. Generalised Bopp-shift transformation is then used to map the noncommutative system to its commutative equivalent system. In par...
[ { "created": "Mon, 12 Sep 2016 06:39:41 GMT", "version": "v1" } ]
2017-04-05
[ [ "Halder", "Aslam", "" ], [ "Gangopadhyay", "Sunandan", "" ] ]
Landau system in noncommutative space has been considered. To take into account the issue of gauge invariance in noncommutative space, we incorporate the Seiberg-Witten map in our analysis. Generalised Bopp-shift transformation is then used to map the noncommutative system to its commutative equivalent system. In parti...
2307.15900
Kanhu Kishore Nanda
Kanhu Kishore Nanda, Sunil Kumar Sake, Sandip P. Trivedi
JT Gravity in de Sitter Space and the Problem of Time
78 pages, 5 figures, v2: Minor modifications made. One new appendix added and one appendix enlarged. New references and minor comments added
null
10.1007/JHEP02(2024)145
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We discuss the canonical quantisation of JT gravity in de Sitter space, following earlier work by Henneaux, with particular attention to the problem of time. Choosing the dilaton as the physical clock, we define a norm and operator expectation values for states and explore the classical limit. We find that requiring ...
[ { "created": "Sat, 29 Jul 2023 06:00:03 GMT", "version": "v1" }, { "created": "Tue, 27 Feb 2024 03:04:02 GMT", "version": "v2" } ]
2024-02-28
[ [ "Nanda", "Kanhu Kishore", "" ], [ "Sake", "Sunil Kumar", "" ], [ "Trivedi", "Sandip P.", "" ] ]
We discuss the canonical quantisation of JT gravity in de Sitter space, following earlier work by Henneaux, with particular attention to the problem of time. Choosing the dilaton as the physical clock, we define a norm and operator expectation values for states and explore the classical limit. We find that requiring a ...
hep-th/0102084
Takeshi Sato
Takeshi Sato
On M-9-branes and their dimensional reductions
6 pages, Latex. Contribution to the proceedings of the D.V.Volkov's memorial conference ``Supersymmetry and Quantum Field Theory'',Kharkov,July 25-29,2000, to be published in Nuclear Physics B Conference Supplements
Nucl.Phys.Proc.Suppl. 102 (2001) 107-112
10.1016/S0920-5632(01)01544-4
null
hep-th
null
The M-9-brane Wess-Zumino action is constructed, and by using it, consistency of the relation of p-branes for $p \ge 8$, suggested on the basis of superalgebra, is discussed.
[ { "created": "Thu, 15 Feb 2001 07:28:25 GMT", "version": "v1" } ]
2009-11-07
[ [ "Sato", "Takeshi", "" ] ]
The M-9-brane Wess-Zumino action is constructed, and by using it, consistency of the relation of p-branes for $p \ge 8$, suggested on the basis of superalgebra, is discussed.
1312.0739
Itzhak Bars
Itzhak Bars, Paul Steinhardt, Neil Turok
Sailing through the big crunch-big bang transition
3 pages, 1 figure. In version v2 the last three paragraphs include a response to the Note added to Ref. 18
Phys. Rev. D 89, 061302 (2014)
10.1103/PhysRevD.89.061302
null
hep-th astro-ph.CO gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In a recent series of papers, we have shown that theories with scalar fields coupled to gravity (e.g., the standard model) can be lifted to a Weyl-invariant equivalent theory in which it is possible to unambiguously trace the classical cosmological evolution through the transition from big crunch to big bang. The key...
[ { "created": "Tue, 3 Dec 2013 09:07:28 GMT", "version": "v1" }, { "created": "Sat, 1 Feb 2014 02:32:51 GMT", "version": "v2" } ]
2014-03-12
[ [ "Bars", "Itzhak", "" ], [ "Steinhardt", "Paul", "" ], [ "Turok", "Neil", "" ] ]
In a recent series of papers, we have shown that theories with scalar fields coupled to gravity (e.g., the standard model) can be lifted to a Weyl-invariant equivalent theory in which it is possible to unambiguously trace the classical cosmological evolution through the transition from big crunch to big bang. The key w...
hep-th/9701192
Aleksei Mishchenko
Alexei Mishchenko (Bogolyubov Institute for Theoretical Physics)
On the braided Fock spaces
12 pages, LaTex209
Ukrainian Journal of Physics 41 (1996) 338-344
null
null
hep-th math.QA q-alg
null
Framework for constructing Fock spaces associated either with certain solutions of the quantum Yang-Baxter equation or with infinite dimensional Hecke algebra is presented. For the former case, the quantum deformed oscillator algebra associated with the solution of the quantum Yang-Baxter equation is found.
[ { "created": "Thu, 30 Jan 1997 18:59:19 GMT", "version": "v1" } ]
2008-02-03
[ [ "Mishchenko", "Alexei", "", "Bogolyubov Institute for Theoretical Physics" ] ]
Framework for constructing Fock spaces associated either with certain solutions of the quantum Yang-Baxter equation or with infinite dimensional Hecke algebra is presented. For the former case, the quantum deformed oscillator algebra associated with the solution of the quantum Yang-Baxter equation is found.
hep-th/0611072
Motomu Tsuda
Kazunari Shima and Motomu Tsuda
On Origin of Mass and Supersymmetry
7 pages
Phys.Lett.B645:455-458,2007
10.1016/j.physletb.2006.12.067
null
hep-th astro-ph gr-qc hep-ph
null
We show that the nonlinear supersymmetric general relativity gives new insights into the origin of mass and elucidates the mysterious relations between the cosmology and the (low energy) particle physics.
[ { "created": "Tue, 7 Nov 2006 03:23:44 GMT", "version": "v1" }, { "created": "Sat, 18 Nov 2006 05:48:07 GMT", "version": "v2" } ]
2008-11-26
[ [ "Shima", "Kazunari", "" ], [ "Tsuda", "Motomu", "" ] ]
We show that the nonlinear supersymmetric general relativity gives new insights into the origin of mass and elucidates the mysterious relations between the cosmology and the (low energy) particle physics.
hep-th/0112126
Emiliano Imeroni
P. Di Vecchia, H. Enger, E. Imeroni and E. Lozano-Tellechea
Gauge theories from wrapped and fractional branes
AMS-LaTeX, 35 pages, no figures. Minor typos corrected, version to appear in NPB
Nucl.Phys. B631 (2002) 95-127
10.1016/S0550-3213(02)00200-6
DFTT 34/2001, IFT-UAM/CSIC-01-39, NORDITA-2001-89 HE, OSLO-TP 7-01
hep-th
null
We compare two applications of the gauge/gravity correspondence to a non conformal gauge theory, based respectively on the study of D-branes wrapped on supersymmetric cycles and of fractional D-branes on orbifolds. We study two brane systems whose geometry is dual to N=4, D=2+1 super Yang-Mills theory, the first one ...
[ { "created": "Fri, 14 Dec 2001 16:31:15 GMT", "version": "v1" }, { "created": "Mon, 8 Apr 2002 09:56:22 GMT", "version": "v2" } ]
2009-11-07
[ [ "Di Vecchia", "P.", "" ], [ "Enger", "H.", "" ], [ "Imeroni", "E.", "" ], [ "Lozano-Tellechea", "E.", "" ] ]
We compare two applications of the gauge/gravity correspondence to a non conformal gauge theory, based respectively on the study of D-branes wrapped on supersymmetric cycles and of fractional D-branes on orbifolds. We study two brane systems whose geometry is dual to N=4, D=2+1 super Yang-Mills theory, the first one de...
1711.09277
Alexei Morozov
A.Morozov
HOMFLY for twist knots and exclusive Racah matrices in representation [333]
10 pages
Phys.Lett. B778 (2018) 426-434
10.1016/j.physletb.2018.01.062
ITEP/TH-33/17; IITP/TH-20/17
hep-th math-ph math.GR math.GT math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Next step is reported in the program of Racah matrices extraction from the differential expansion of HOMFLY polynomials for twist knots: from the double-column rectangular representations R=[rr] to a triple-column and triple-hook R=[333]. The main new phenomenon is the deviation of the particular coefficient $f_{[332...
[ { "created": "Sat, 25 Nov 2017 20:00:43 GMT", "version": "v1" }, { "created": "Wed, 29 Nov 2017 12:53:55 GMT", "version": "v2" }, { "created": "Wed, 13 Feb 2019 13:07:54 GMT", "version": "v3" } ]
2019-02-14
[ [ "Morozov", "A.", "" ] ]
Next step is reported in the program of Racah matrices extraction from the differential expansion of HOMFLY polynomials for twist knots: from the double-column rectangular representations R=[rr] to a triple-column and triple-hook R=[333]. The main new phenomenon is the deviation of the particular coefficient $f_{[332]}...
2405.15937
Hajar Belmahi
A. Belhaj, H. Belmahi, A. Bouhouch, S. E. Ennadifi
On 5D Black Brane Stabilities from M-theory on Three Parameter Calabi-Yau Threefolds
Comments: Latex, 27 pages, 13 figures, 5 tables. Added references and fixed typos. Authors in alphabetical order
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this work, we reconsider the study of 5D black branes in M-theory compactifications by means of $\mathcal{N}=2$ supergravity formalism. Precisely, we provide a model relaying on a three parameter Calabi-Yau manifold in the $\mathbb{P}^{1}\times\mathbb{P}^{1}\times\mathbb{P}^{2}$ projective space factorization, ref...
[ { "created": "Fri, 24 May 2024 21:01:22 GMT", "version": "v1" }, { "created": "Mon, 3 Jun 2024 13:31:03 GMT", "version": "v2" } ]
2024-06-04
[ [ "Belhaj", "A.", "" ], [ "Belmahi", "H.", "" ], [ "Bouhouch", "A.", "" ], [ "Ennadifi", "S. E.", "" ] ]
In this work, we reconsider the study of 5D black branes in M-theory compactifications by means of $\mathcal{N}=2$ supergravity formalism. Precisely, we provide a model relaying on a three parameter Calabi-Yau manifold in the $\mathbb{P}^{1}\times\mathbb{P}^{1}\times\mathbb{P}^{2}$ projective space factorization, refer...
2106.12171
Haridev S R
S. R. Haridev, Prasant Samantray
Revisiting Vacuum Energy in Compact Spacetimes
10 Pages, 7 Figures
null
10.1016/j.physletb.2022.137489
null
hep-th
http://creativecommons.org/licenses/by/4.0/
We revisit the calculation of vacuum energy density in compact spacetimes. For the general case of $k$ compact spatial dimensions in $p+k$ dimensional Minkowski spacetime, we calculate the Casimir force on a piston placed in the presence of external electromagnetic fields. We observe that while the presence of a stro...
[ { "created": "Wed, 23 Jun 2021 05:45:36 GMT", "version": "v1" }, { "created": "Tue, 6 Jul 2021 08:18:53 GMT", "version": "v2" }, { "created": "Mon, 25 Apr 2022 17:16:54 GMT", "version": "v3" } ]
2022-10-12
[ [ "Haridev", "S. R.", "" ], [ "Samantray", "Prasant", "" ] ]
We revisit the calculation of vacuum energy density in compact spacetimes. For the general case of $k$ compact spatial dimensions in $p+k$ dimensional Minkowski spacetime, we calculate the Casimir force on a piston placed in the presence of external electromagnetic fields. We observe that while the presence of a strong...
0906.3116
Christian Hillmann
Thibault Damour, Christian Hillmann
Fermionic Kac-Moody Billiards and Supergravity
55 pages
JHEP 0908:100,2009
10.1088/1126-6708/2009/08/100
IHES/P/09/31
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the "fermionic billiards", i.e. the chaotic dynamics of the gravitino, that arise in the near-spacelike-singularity limit of eleven-dimensional supergravity and of its dimensional truncations (notably four-dimensional simple supergravity). By exploiting the gravity-coset correspondence, we show that the bill...
[ { "created": "Wed, 17 Jun 2009 13:42:11 GMT", "version": "v1" }, { "created": "Tue, 1 Dec 2009 16:59:09 GMT", "version": "v2" } ]
2009-12-01
[ [ "Damour", "Thibault", "" ], [ "Hillmann", "Christian", "" ] ]
We study the "fermionic billiards", i.e. the chaotic dynamics of the gravitino, that arise in the near-spacelike-singularity limit of eleven-dimensional supergravity and of its dimensional truncations (notably four-dimensional simple supergravity). By exploiting the gravity-coset correspondence, we show that the billia...
0810.4127
Alin Tirziu
M. Beccaria and A. Tirziu
On the short string limit of the folded spinning string in AdS5 x S5
24 pages, v2: minor changes, references added
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this paper we generalize the results of arXiv:0806.4758 to non-zero value J of angular momentum in S^5. We compute the 1-loop correction to the energy of the folded spinning string in AdS_5 x S^5 in the particular limit of slow short string approximation. In this limit the string is moving in a near-flat central r...
[ { "created": "Wed, 22 Oct 2008 17:55:30 GMT", "version": "v1" }, { "created": "Thu, 23 Oct 2008 15:35:44 GMT", "version": "v2" } ]
2008-10-23
[ [ "Beccaria", "M.", "" ], [ "Tirziu", "A.", "" ] ]
In this paper we generalize the results of arXiv:0806.4758 to non-zero value J of angular momentum in S^5. We compute the 1-loop correction to the energy of the folded spinning string in AdS_5 x S^5 in the particular limit of slow short string approximation. In this limit the string is moving in a near-flat central reg...
hep-th/0404094
Stefan Groot Nibbelink
Emilian Dudas, Tony Gherghetta, Stefan Groot Nibbelink
Vector/tensor duality in the five dimensional supersymmetric Green-Schwarz mechanism
1+35 pages, LaTeX, 1 figure, references added, typos corrected
Phys.Rev.D70:086012,2004
10.1103/PhysRevD.70.086012
CPHT RR 010.0304, LPT-ORSAY 04-28, FTPI-MINN-04/12, UMN-TH-2301/04
hep-th hep-ph
null
The five dimensional version of the Green-Schwarz mechanism can be invoked to cancel U(1) anomalies on the boundaries of brane world models. In five dimensions there are two dual descriptions that employ either a two-form tensor field or a vector field. We present the supersymmetric extensions of these dual theories ...
[ { "created": "Wed, 14 Apr 2004 01:06:42 GMT", "version": "v1" }, { "created": "Thu, 22 Jul 2004 14:07:17 GMT", "version": "v2" } ]
2011-10-11
[ [ "Dudas", "Emilian", "" ], [ "Gherghetta", "Tony", "" ], [ "Nibbelink", "Stefan Groot", "" ] ]
The five dimensional version of the Green-Schwarz mechanism can be invoked to cancel U(1) anomalies on the boundaries of brane world models. In five dimensions there are two dual descriptions that employ either a two-form tensor field or a vector field. We present the supersymmetric extensions of these dual theories us...
1205.4962
Peter K.F. Kuhfittig
Peter K. F. Kuhfittig
On the stability of thin-shell wormholes in noncommutative geometry
12 pages, 6 figures
Advances in High Energy Physics (AHEP), vol. 2012, Article ID 462493 (12 pages), 2012
10.1155/2012/462493
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
This paper reexamines a special class of thin-shell wormholes that are unstable in general relativity in the framework of noncommutative geometry. It is shown that as a consequence of the intrinsic uncertainty these wormholes are stable to small linearized radial perturbations. Several different spacetimes are consid...
[ { "created": "Tue, 22 May 2012 16:15:07 GMT", "version": "v1" }, { "created": "Tue, 12 Jun 2012 15:42:22 GMT", "version": "v2" }, { "created": "Mon, 20 Aug 2012 14:44:11 GMT", "version": "v3" } ]
2012-08-21
[ [ "Kuhfittig", "Peter K. F.", "" ] ]
This paper reexamines a special class of thin-shell wormholes that are unstable in general relativity in the framework of noncommutative geometry. It is shown that as a consequence of the intrinsic uncertainty these wormholes are stable to small linearized radial perturbations. Several different spacetimes are consider...
1811.12358
Marcio Capri
M. A. L. Capri, R. C. Terin and H. C. Toledo
On the renormalization of a generalized supersymmetric version of the maximal Abelian gauge
26 pages, no figures, new references added
Phys. Rev. D 99, 025015 (2019)
10.1103/PhysRevD.99.025015
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this work we present an algebraic proof of the renormazibility of the super-Yang-Mills action quantized in a generalized supersymmetric version of the maximal Abelian gauge. The main point stated here is that the generalized gauge depends on a set of infinity gauge parameters in order to take into account all poss...
[ { "created": "Thu, 29 Nov 2018 18:09:22 GMT", "version": "v1" }, { "created": "Wed, 9 Jan 2019 16:34:43 GMT", "version": "v2" } ]
2019-02-06
[ [ "Capri", "M. A. L.", "" ], [ "Terin", "R. C.", "" ], [ "Toledo", "H. C.", "" ] ]
In this work we present an algebraic proof of the renormazibility of the super-Yang-Mills action quantized in a generalized supersymmetric version of the maximal Abelian gauge. The main point stated here is that the generalized gauge depends on a set of infinity gauge parameters in order to take into account all possib...
hep-th/9707256
Celine Laroche
L. Baulieu, C. Laroche, N. Ohta, M. Picco
A Note on Consistent Anomalies
11 pages, Latex
Phys.Lett. B414 (1997) 77-84
10.1016/S0370-2693(97)01134-9
PAR-LPTHE-97-35, OU-HET-273
hep-th
null
Within a BRST formulation, we determine the expressions of the consistent anomaly for superstrings with extended worldsheet supersymmetries of rank N. We consider the O(N) superconformal algebras up to N=4, as well as the `small N=4' superalgebra. This is done using a superfield formalism, allowing to recover previou...
[ { "created": "Thu, 31 Jul 1997 10:04:45 GMT", "version": "v1" } ]
2009-10-30
[ [ "Baulieu", "L.", "" ], [ "Laroche", "C.", "" ], [ "Ohta", "N.", "" ], [ "Picco", "M.", "" ] ]
Within a BRST formulation, we determine the expressions of the consistent anomaly for superstrings with extended worldsheet supersymmetries of rank N. We consider the O(N) superconformal algebras up to N=4, as well as the `small N=4' superalgebra. This is done using a superfield formalism, allowing to recover previous ...
2212.11392
Heliudson Bernardo
Heliudson Bernardo, Jan Chojnacki, Vincent Comeau
Non-linear stability of $\alpha'$-corrected Friedmann equations
15 pages
null
10.1007/JHEP03(2023)119
null
hep-th astro-ph.CO gr-qc
http://creativecommons.org/licenses/by-nc-nd/4.0/
We study the non-linear stability of fixed-point solutions to the $\alpha'$-exact equations from O$(d,d)$ invariant cosmology, with and without matter perturbations. Previous non-linear analysis in the literature is revisited, and its compatibility with known linear perturbation results is shown. Some formal aspects ...
[ { "created": "Wed, 21 Dec 2022 22:22:43 GMT", "version": "v1" } ]
2023-04-05
[ [ "Bernardo", "Heliudson", "" ], [ "Chojnacki", "Jan", "" ], [ "Comeau", "Vincent", "" ] ]
We study the non-linear stability of fixed-point solutions to the $\alpha'$-exact equations from O$(d,d)$ invariant cosmology, with and without matter perturbations. Previous non-linear analysis in the literature is revisited, and its compatibility with known linear perturbation results is shown. Some formal aspects of...
2210.13934
Marjan Kioumarsipour
M. Kioumarsipour, J. Sadeghi
The imaginary potential and entropic force of heavy quarkonia in strongly coupled N = 4 supersymmetric Yang-Mills plasma on the Coulomb branch
15 pages, 7 figures,
Eur. Phys. J. C (2022) 82:119
10.1140/epjc/s10052-022-10069-7
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
There are two important different mechanisms, the imaginary potential and entropic force, to investigate the dissociation of heavy quarkonia. In this paper, we calculate these two quantities for static and moving quarkonia in the rotating black 3-brane Type IIB supergravity solution dual to N = 4 super Yang-Mills the...
[ { "created": "Tue, 25 Oct 2022 11:41:42 GMT", "version": "v1" } ]
2022-10-26
[ [ "Kioumarsipour", "M.", "" ], [ "Sadeghi", "J.", "" ] ]
There are two important different mechanisms, the imaginary potential and entropic force, to investigate the dissociation of heavy quarkonia. In this paper, we calculate these two quantities for static and moving quarkonia in the rotating black 3-brane Type IIB supergravity solution dual to N = 4 super Yang-Mills theor...
1811.07872
Ivan Christov
Ivan C. Christov, Robert J. Decker, A. Demirkaya, Vakhid A. Gani, P. G. Kevrekidis, Avinash Khare, Avadh Saxena
Kink-kink and kink-antikink interactions with long-range tails
6 pages, 3 figures, revtex4-1 class; v2 includes minor revisions; v3 corrects typos, accepted for publication in Physical Review Letters
Phys. Rev. Lett. 122, 171601 (2019)
10.1103/PhysRevLett.122.171601
LA-UR-18-30946
hep-th cond-mat.mtrl-sci nlin.PS
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this Letter, we address the {long-range interaction} between kinks and antikinks, as well as kinks and kinks, in $\varphi^{2n+4}$ field theories for $n>1$. The kink-antikink interaction is generically attractive, while the kink-kink interaction is generically repulsive. We find that the force of interaction decays...
[ { "created": "Mon, 19 Nov 2018 18:48:53 GMT", "version": "v1" }, { "created": "Mon, 4 Mar 2019 05:42:27 GMT", "version": "v2" }, { "created": "Fri, 29 Mar 2019 19:47:52 GMT", "version": "v3" } ]
2019-05-08
[ [ "Christov", "Ivan C.", "" ], [ "Decker", "Robert J.", "" ], [ "Demirkaya", "A.", "" ], [ "Gani", "Vakhid A.", "" ], [ "Kevrekidis", "P. G.", "" ], [ "Khare", "Avinash", "" ], [ "Saxena", "Avadh", "" ] ]
In this Letter, we address the {long-range interaction} between kinks and antikinks, as well as kinks and kinks, in $\varphi^{2n+4}$ field theories for $n>1$. The kink-antikink interaction is generically attractive, while the kink-kink interaction is generically repulsive. We find that the force of interaction decays w...
1712.08475
Maulik K. Parikh
Maulik Parikh and Andrew Svesko
Einstein's Equations from the Stretched Future Light Cone
42 pages, 1 figure, LaTeX; v3. typos fixed, references added, journal version
Phys. Rev. D 98, 026018 (2018)
10.1103/PhysRevD.98.026018
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We define the stretched future light cone, a timelike hypersurface composed of the worldlines of radially accelerating observers with constant and uniform proper acceleration. By attributing temperature and entropy to this hypersurface, we derive Einstein's equations from the Clausius relation. Moreover, we show that...
[ { "created": "Fri, 22 Dec 2017 14:49:16 GMT", "version": "v1" }, { "created": "Tue, 23 Jan 2018 11:14:59 GMT", "version": "v2" }, { "created": "Mon, 27 Aug 2018 18:25:19 GMT", "version": "v3" } ]
2018-08-29
[ [ "Parikh", "Maulik", "" ], [ "Svesko", "Andrew", "" ] ]
We define the stretched future light cone, a timelike hypersurface composed of the worldlines of radially accelerating observers with constant and uniform proper acceleration. By attributing temperature and entropy to this hypersurface, we derive Einstein's equations from the Clausius relation. Moreover, we show that t...
hep-th/9510042
Philip Gibbs
Phil E. Gibbs
Is String Theory in Knots?
9 pages, uuencoded gzip'ed postscript file
null
null
PEG-08-95
hep-th math.QA q-alg
null
It is sometimes said that there may be a unique algebraic theory independent of space-time topologies which underlies superstring and p-brane theories. In this paper, I construct some algebras using knot relations within the framework of event-symmetric string theory, and ask the question "Is string theory in knots?"...
[ { "created": "Mon, 9 Oct 1995 12:04:43 GMT", "version": "v1" } ]
2008-02-03
[ [ "Gibbs", "Phil E.", "" ] ]
It is sometimes said that there may be a unique algebraic theory independent of space-time topologies which underlies superstring and p-brane theories. In this paper, I construct some algebras using knot relations within the framework of event-symmetric string theory, and ask the question "Is string theory in knots?"
1505.02069
Theodore Erler
Theodore Erler
Relating Berkovits and $A_\infty$ Superstring Field Theories; Small Hilbert Space Perspective
V2: 40 pages, minor improvements
null
null
LMU-ASC 32/15
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In a previous paper it was shown that the recently constructed action for open superstring field theory based on $A_\infty$ algebras can be re-written in Wess-Zumino-Witten-like form, thus establishing its relation to Berkovits' open superstring field theory. In this paper we explain the relation between these two th...
[ { "created": "Fri, 8 May 2015 15:41:58 GMT", "version": "v1" }, { "created": "Wed, 6 Jan 2016 12:37:37 GMT", "version": "v2" } ]
2016-01-07
[ [ "Erler", "Theodore", "" ] ]
In a previous paper it was shown that the recently constructed action for open superstring field theory based on $A_\infty$ algebras can be re-written in Wess-Zumino-Witten-like form, thus establishing its relation to Berkovits' open superstring field theory. In this paper we explain the relation between these two theo...
0705.4308
Mark Van Raamsdonk
Hsien-Hang Shieh, Greg van Anders and Mark Van Raamsdonk
Coarse-Graining the Lin-Maldacena Geometries
29 pages, LaTeX, 3 figures; v2 references added
JHEP 0709:059,2007
10.1088/1126-6708/2007/09/059
null
hep-th
null
The Lin-Maldacena geometries are nonsingular gravity duals to degenerate vacuum states of a family of field theories with SU(2|4) supersymmetry. In this note, we show that at large N, where the number of vacuum states is large, there is a natural `macroscopic' description of typical states, giving rise to a set of co...
[ { "created": "Wed, 30 May 2007 19:04:33 GMT", "version": "v1" }, { "created": "Sun, 19 Aug 2007 13:53:46 GMT", "version": "v2" } ]
2009-04-30
[ [ "Shieh", "Hsien-Hang", "" ], [ "van Anders", "Greg", "" ], [ "Van Raamsdonk", "Mark", "" ] ]
The Lin-Maldacena geometries are nonsingular gravity duals to degenerate vacuum states of a family of field theories with SU(2|4) supersymmetry. In this note, we show that at large N, where the number of vacuum states is large, there is a natural `macroscopic' description of typical states, giving rise to a set of coar...
1611.04616
Carlos Andres Escobar Ruiz
A. Mart\'in-Ruiz and C. A. Escobar
Local effects of the quantum vacuum in Lorentz-violating electrodynamics
15 pages, 1 figure
Phys. Rev. D 95, 036011 (2017)
10.1103/PhysRevD.95.036011
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The Casimir effect is one of the most remarkable consequences of the non-zero vacuum energy predicted by quantum field theory. In this paper we use a local approach to study the Lorentz violation effects of the minimal standard model extension on the Casimir force between two parallel conducting plates in the vacuum....
[ { "created": "Mon, 14 Nov 2016 21:04:51 GMT", "version": "v1" } ]
2017-02-22
[ [ "Martín-Ruiz", "A.", "" ], [ "Escobar", "C. A.", "" ] ]
The Casimir effect is one of the most remarkable consequences of the non-zero vacuum energy predicted by quantum field theory. In this paper we use a local approach to study the Lorentz violation effects of the minimal standard model extension on the Casimir force between two parallel conducting plates in the vacuum. U...
1310.7590
Vitor Cardoso
Vitor Cardoso, Roberto Emparan, David Mateos, Paolo Pani, Jorge V. Rocha
Holographic collisions in confining theories
65 pages, 18 figures
JHEP 01 (2014) 138
10.1007/JHEP01(2014)138
null
hep-th gr-qc hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the gravitational dual of a high-energy collision in a confining gauge theory. We consider a linearized approach in which two point particles traveling in an AdS-soliton background suddenly collide to form an object at rest (presumably a black hole for large enough center-of-mass energies). The resulting rad...
[ { "created": "Mon, 28 Oct 2013 20:00:12 GMT", "version": "v1" } ]
2022-03-07
[ [ "Cardoso", "Vitor", "" ], [ "Emparan", "Roberto", "" ], [ "Mateos", "David", "" ], [ "Pani", "Paolo", "" ], [ "Rocha", "Jorge V.", "" ] ]
We study the gravitational dual of a high-energy collision in a confining gauge theory. We consider a linearized approach in which two point particles traveling in an AdS-soliton background suddenly collide to form an object at rest (presumably a black hole for large enough center-of-mass energies). The resulting radia...
hep-th/9901152
null
Seungjoon Hyun, Youngjai Kiem and Hyeonjoon Shin
Eleven-dimensional massless superparticles and matrix theory spin-orbit couplings revisited
11 pages, Latex, no figures
Phys. Rev. D 60, 084024 (1999)
10.1103/PhysRevD.60.084024
KIAS-P99008
hep-th
null
The classical probe dynamics of the eleven-dimensional massless superparticles in the background geometry produced by N source M-momenta is investigated in the framework of N-sector DLCQ supergravity. We expand the probe action up to the two fermion terms and find that the fermionic contributions are the spin-orbit c...
[ { "created": "Thu, 28 Jan 1999 12:38:05 GMT", "version": "v1" } ]
2016-08-25
[ [ "Hyun", "Seungjoon", "" ], [ "Kiem", "Youngjai", "" ], [ "Shin", "Hyeonjoon", "" ] ]
The classical probe dynamics of the eleven-dimensional massless superparticles in the background geometry produced by N source M-momenta is investigated in the framework of N-sector DLCQ supergravity. We expand the probe action up to the two fermion terms and find that the fermionic contributions are the spin-orbit cou...
1603.07514
Dave Dunbar
David C. Dunbar and Warren B. Perkins
Two-loop five-point all plus helicity Yang-Mills amplitude
title changed to match journal style
Phys. Rev. D 93, 085029 (2016)
10.1103/PhysRevD.93.085029
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We re-compute the recently derived two-loop five-point all plus Yang-Mills amplitude using Unitarity and Recursion. Recursion requires augmented recursion to determine the sub-leading pole. Using these methods the simplicity of this amplitude is understood.
[ { "created": "Thu, 24 Mar 2016 10:37:34 GMT", "version": "v1" }, { "created": "Thu, 7 Apr 2016 09:57:04 GMT", "version": "v2" } ]
2016-04-27
[ [ "Dunbar", "David C.", "" ], [ "Perkins", "Warren B.", "" ] ]
We re-compute the recently derived two-loop five-point all plus Yang-Mills amplitude using Unitarity and Recursion. Recursion requires augmented recursion to determine the sub-leading pole. Using these methods the simplicity of this amplitude is understood.
2209.05585
Harold Erbin
Harold Erbin, Maxime M\'edevielle
Closed string theory without level-matching at the free level
31 pages; v2: minor updates, published version
JHEP 03 (2023) 091
10.1007/JHEP03(2023)091
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In its traditional form, the string field in closed string field theory is constrained by the level-matching condition, which is imposed beside the action. By analogy with the similar problem for the Ramond sector, it was understood by Okawa and Sakaguchi how to lift this condition and work with unconstrained field b...
[ { "created": "Mon, 12 Sep 2022 20:13:32 GMT", "version": "v1" }, { "created": "Tue, 21 Mar 2023 16:19:13 GMT", "version": "v2" } ]
2023-03-22
[ [ "Erbin", "Harold", "" ], [ "Médevielle", "Maxime", "" ] ]
In its traditional form, the string field in closed string field theory is constrained by the level-matching condition, which is imposed beside the action. By analogy with the similar problem for the Ramond sector, it was understood by Okawa and Sakaguchi how to lift this condition and work with unconstrained field by ...
hep-th/9812116
Mikhail Voloshin
S.V. Troitsky and M.B. Voloshin
On intersection of domain walls in a supersymmetric model
12 pages, LaTeX, 4 figures, eps
Phys.Lett.B449:17-23,1999
10.1016/S0370-2693(99)00069-6
TPI-MINN-98/29-T, UMN-TH-1734-98
hep-th
null
We consider a classical field configuration, corresponding to intersection of two domain walls in a supersymmetric model, where the field profile for two parallel walls at a finite separation is known explicitly. An approximation to the solution for intersecting walls is constructed for a small angle at the intersect...
[ { "created": "Mon, 14 Dec 1998 21:31:52 GMT", "version": "v1" } ]
2008-11-26
[ [ "Troitsky", "S. V.", "" ], [ "Voloshin", "M. B.", "" ] ]
We consider a classical field configuration, corresponding to intersection of two domain walls in a supersymmetric model, where the field profile for two parallel walls at a finite separation is known explicitly. An approximation to the solution for intersecting walls is constructed for a small angle at the intersectio...
hep-th/9801172
Jiannis Pachos
Jiannis Pachos (MIT)
(1+1)-Dimensional SU(N) Static Sources in E and A Representations
10 pages, no figures, REVTEX, as in Phys. Rev. D
Phys.Rev. D58 (1998) 125016
10.1103/PhysRevD.58.125016
MIT-CTP-2698
hep-th
null
Here is presented a detailed work on the (1+1) dimensional SU(N) Yang-Mills theory with static sources. By studying the structure of the SU(N) group and of the Gauss' law we construct in the electric representation the appropriate wave functionals, which are simultaneously eigenstates of the Gauss' operator and of th...
[ { "created": "Mon, 26 Jan 1998 22:20:47 GMT", "version": "v1" }, { "created": "Thu, 30 Jul 1998 20:56:37 GMT", "version": "v2" } ]
2009-10-31
[ [ "Pachos", "Jiannis", "", "MIT" ] ]
Here is presented a detailed work on the (1+1) dimensional SU(N) Yang-Mills theory with static sources. By studying the structure of the SU(N) group and of the Gauss' law we construct in the electric representation the appropriate wave functionals, which are simultaneously eigenstates of the Gauss' operator and of the ...
hep-th/9307062
Andreas Honecker
H.M. Baboujian
Off-Shell Bethe Ansatz Equation and N-point Correlators in the SU(2) WZNW Theory
LaTeX, 15 pages
J.Phys.A26:6981-6990,1993
10.1088/0305-4470/26/23/037
BONN-HE-93-22
hep-th
null
We prove that the wave vectors of the off-shell Bethe Ansatz equation for the inhomogeneous SU(2) lattice vertex model render in the quasiclassical limit the solution of the Knizhnik-Zamolodchikov equation.
[ { "created": "Fri, 9 Jul 1993 10:28:04 GMT", "version": "v1" } ]
2010-11-01
[ [ "Baboujian", "H. M.", "" ] ]
We prove that the wave vectors of the off-shell Bethe Ansatz equation for the inhomogeneous SU(2) lattice vertex model render in the quasiclassical limit the solution of the Knizhnik-Zamolodchikov equation.
hep-th/9608186
null
A. Johansen
A Comment on BPS States in F-theory in 8 Dimensions
harvmac tex, 8 pages
Phys.Lett. B395 (1997) 36-41
10.1016/S0370-2693(97)00053-1
HUTP-96/A030
hep-th
null
We study some aspects of enhanced gauge symmetries in F-theory compactified on K3. We find open string configurations connecting various 7-branes which represent stable BPS states. In this approach we recover $D_n$ and $E_n$ gauge groups previously found from an analysis of sigularities of the moduli space of ellipti...
[ { "created": "Wed, 28 Aug 1996 18:36:58 GMT", "version": "v1" } ]
2009-10-30
[ [ "Johansen", "A.", "" ] ]
We study some aspects of enhanced gauge symmetries in F-theory compactified on K3. We find open string configurations connecting various 7-branes which represent stable BPS states. In this approach we recover $D_n$ and $E_n$ gauge groups previously found from an analysis of sigularities of the moduli space of elliptica...
1003.3963
Myron Bander
Myron Bander
Instability of (1+1) de sitter space in the presence of interacting fields
7 pages
Phys.Rev.D82:024003,2010
10.1103/PhysRevD.82.024003
UCI-TR-2010-04
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Instabilities of two dimensional (1+1) de Sitter space induced by interacting fields are studied. As for the case of flat Minkowski space, several interacting fermion models can be translated into free boson ones and vice versa. It is found that interacting fermion theories do not lead to any instabilities, while the...
[ { "created": "Sun, 21 Mar 2010 02:00:57 GMT", "version": "v1" } ]
2014-11-20
[ [ "Bander", "Myron", "" ] ]
Instabilities of two dimensional (1+1) de Sitter space induced by interacting fields are studied. As for the case of flat Minkowski space, several interacting fermion models can be translated into free boson ones and vice versa. It is found that interacting fermion theories do not lead to any instabilities, while the i...
hep-th/0505001
Guang-Liang Li
G. L. Li, K. J. Shi and R. H. Yue
The algebraic Bethe ansatz for open A_{2n}^{(2)} vertex model
24 pages, no figures
JHEP 0507:001,2005
10.1088/1126-6708/2005/07/001
null
hep-th
null
We solve the $A_{2n}^{(2)}$ vertex model with all kinds of diagonal reflecting matrices by using the algebraic Behe ansatz, which includes constructing the multi-particle states and achieving the eigenvalue of the transfer matrix and corresponding Bethe ansatz equations. When the model is $U_q(B_n)$ quantum invariant...
[ { "created": "Fri, 29 Apr 2005 22:55:34 GMT", "version": "v1" } ]
2010-02-03
[ [ "Li", "G. L.", "" ], [ "Shi", "K. J.", "" ], [ "Yue", "R. H.", "" ] ]
We solve the $A_{2n}^{(2)}$ vertex model with all kinds of diagonal reflecting matrices by using the algebraic Behe ansatz, which includes constructing the multi-particle states and achieving the eigenvalue of the transfer matrix and corresponding Bethe ansatz equations. When the model is $U_q(B_n)$ quantum invariant, ...
hep-th/0510116
Romuald A. Janik
Romuald A. Janik
Phases of N=1 theories and factorization of Seiberg-Witten curves
13 pages, 2 figures. Talk presented at the XLV School of Theoretical Physics, Zakopane, 3-12 June 2005
Acta Phys.Polon. B36 (2005) 3837-3848
null
null
hep-th hep-ph
null
In this talk I review the structure of vacua of N=2 theories broken down to N=1 and it's link with factorization of Seiberg-Witten curves. After an introduction to the structure of vacua in various supersymmetric gauge theories, I discuss the use of the exact factorization solution to identify different dual descript...
[ { "created": "Fri, 14 Oct 2005 14:01:11 GMT", "version": "v1" } ]
2007-05-23
[ [ "Janik", "Romuald A.", "" ] ]
In this talk I review the structure of vacua of N=2 theories broken down to N=1 and it's link with factorization of Seiberg-Witten curves. After an introduction to the structure of vacua in various supersymmetric gauge theories, I discuss the use of the exact factorization solution to identify different dual descriptio...
1007.1985
Ho-Ung Yee
Keun-Young Kim, Bindusar Sahoo, Ho-Ung Yee
Holographic chiral magnetic spiral
24 pages, 15 figures
JHEP 1010:005,2010
10.1007/JHEP10(2010)005
null
hep-th hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the ground state of baryonic/axial matter at zero temperature chiral-symmetry broken phase under a large magnetic field, in the framework of holographic QCD by Sakai-Sugimoto. Our study is motivated by a recent proposal of chiral magnetic spiral phase that has been argued to be favored against previously stu...
[ { "created": "Mon, 12 Jul 2010 20:23:26 GMT", "version": "v1" } ]
2010-11-17
[ [ "Kim", "Keun-Young", "" ], [ "Sahoo", "Bindusar", "" ], [ "Yee", "Ho-Ung", "" ] ]
We study the ground state of baryonic/axial matter at zero temperature chiral-symmetry broken phase under a large magnetic field, in the framework of holographic QCD by Sakai-Sugimoto. Our study is motivated by a recent proposal of chiral magnetic spiral phase that has been argued to be favored against previously studi...
hep-th/0205158
E. S. Santos
A.T.Suzuki, E.S.Santos, A.G.M.Schmidt
Massless and massive one-loop three-point functions in negative dimensional approach
null
Eur.Phys.J.C26:125-137,2002
10.1140/epjc/s2002-01035-0
null
hep-th
null
In this article we present the complete massless and massive one-loop triangle diagram results using the negative dimensional integration method (NDIM). We consider the following cases: massless internal fields; one massive, two massive with the same mass m and three equal masses for the virtual particles. Our result...
[ { "created": "Wed, 15 May 2002 19:01:05 GMT", "version": "v1" } ]
2011-09-13
[ [ "Suzuki", "A. T.", "" ], [ "Santos", "E. S.", "" ], [ "Schmidt", "A. G. M.", "" ] ]
In this article we present the complete massless and massive one-loop triangle diagram results using the negative dimensional integration method (NDIM). We consider the following cases: massless internal fields; one massive, two massive with the same mass m and three equal masses for the virtual particles. Our results ...
1105.0365
Pramod Shukla
Pramod Shukla (IIT Roorkee)
Topics In Large Volume Swiss-Cheese Compactification Geometries
LaTeX, 248 pages, Based on Ph.D. Thesis (Advisor: Aalok Misra), In footnote 3, address from Oct 1, 2011 is changed
null
null
null
hep-th hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this review article, we present a systematic study of large volume type IIB string compactifications that addresses several interesting issues in string cosmology and string phenomenology within a single string compactification scheme. The issues in string cosmology include obtaining a metastable non-supersymmetri...
[ { "created": "Mon, 2 May 2011 15:50:51 GMT", "version": "v1" }, { "created": "Mon, 6 Jun 2011 14:33:25 GMT", "version": "v2" } ]
2011-06-07
[ [ "Shukla", "Pramod", "", "IIT Roorkee" ] ]
In this review article, we present a systematic study of large volume type IIB string compactifications that addresses several interesting issues in string cosmology and string phenomenology within a single string compactification scheme. The issues in string cosmology include obtaining a metastable non-supersymmetric ...
hep-th/9402001
Yutaka Matsuo
H.Awata, M.Fukuma, Y.Matsuo, S.Odake
Determinant Formulae of Quasi-Finite Representation of W_{1+\infty} Algebra at Lower Levels
YITP/K-1054, UT-669, SULDP-1994-1, (11 pages, LaTeX file)
Phys.Lett. B332 (1994) 336-344
10.1016/0370-2693(94)91262-9
null
hep-th
null
We calculate the Kac determinant for the quasi-finite representation of \Winf algebra up to level 8. It vanishes only when the central charge is integer. We give an algebraic construction of null states and propose the character formulae. The character of the Verma module is related to free fields in three dimensions...
[ { "created": "Tue, 1 Feb 1994 12:52:21 GMT", "version": "v1" } ]
2009-10-28
[ [ "Awata", "H.", "" ], [ "Fukuma", "M.", "" ], [ "Matsuo", "Y.", "" ], [ "Odake", "S.", "" ] ]
We calculate the Kac determinant for the quasi-finite representation of \Winf algebra up to level 8. It vanishes only when the central charge is integer. We give an algebraic construction of null states and propose the character formulae. The character of the Verma module is related to free fields in three dimensions w...
1305.7116
Stefano G. Giaccari
L.Bonora and S.Giaccari
Weyl transformations and trace anomalies in N=1, D=4 supergravities
31 pages, two references added; section 6 removed and replaced with alternative derivation
JHEP 1308 (2013) 116
10.1007/JHEP08(2013)116
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We identify the supersymmetric extension of Weyl transformations in various types of supergravities, the minimal, nonminimal and new minimal N=1 SUGRA in 4D, formulated in terms of superfields. Based also on previous results we conclude that there are only two types of trace anomalies in nonminimal and new minimal su...
[ { "created": "Thu, 30 May 2013 14:03:45 GMT", "version": "v1" }, { "created": "Tue, 4 Jun 2013 14:29:23 GMT", "version": "v2" }, { "created": "Sun, 7 Jul 2013 10:48:41 GMT", "version": "v3" } ]
2013-12-11
[ [ "Bonora", "L.", "" ], [ "Giaccari", "S.", "" ] ]
We identify the supersymmetric extension of Weyl transformations in various types of supergravities, the minimal, nonminimal and new minimal N=1 SUGRA in 4D, formulated in terms of superfields. Based also on previous results we conclude that there are only two types of trace anomalies in nonminimal and new minimal supe...
1209.1110
Gianluca Calcagni
Gianluca Calcagni
Introduction to multifractional spacetimes
26 pages, 6 figures; v2: references added. Lectures given at Sixth International School on Field Theory and Gravitation 2012 (Petropolis, Brazil)
AIP Conf. Proc. 1483 (2012) 31
10.1063/1.4756961
null
hep-th gr-qc math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We informally review the construction of spacetime geometries with multifractal and, more generally, multiscale properties. Based on fractional calculus, these continuous spacetimes have their dimension changing with the scale; they display discrete symmetries in the ultraviolet and ordinary Poincar\'e symmetries in ...
[ { "created": "Wed, 5 Sep 2012 20:08:30 GMT", "version": "v1" }, { "created": "Tue, 9 Oct 2012 09:11:44 GMT", "version": "v2" } ]
2012-10-10
[ [ "Calcagni", "Gianluca", "" ] ]
We informally review the construction of spacetime geometries with multifractal and, more generally, multiscale properties. Based on fractional calculus, these continuous spacetimes have their dimension changing with the scale; they display discrete symmetries in the ultraviolet and ordinary Poincar\'e symmetries in th...
hep-th/9806128
Maxim Zyskin
M. Zyskin
A note on the glueball mass spectrum
References, acknowledgments added; some presentation improvements
Phys.Lett.B439:373-381,1998
10.1016/S0370-2693(98)01067-3
UCR 98-6
hep-th
null
A conjectured duality between supergravity and $N=\infty$ gauge theories gives predictions for the glueball masses as eigenvalues for a supergravity wave equations in a black hole geometry, and describes a physics, most relevant to a high-temeperature expansion of a lattice QCD. We present an analytical solution for ...
[ { "created": "Tue, 16 Jun 1998 13:58:35 GMT", "version": "v1" }, { "created": "Wed, 17 Jun 1998 08:52:18 GMT", "version": "v2" }, { "created": "Sun, 21 Jun 1998 21:20:37 GMT", "version": "v3" } ]
2008-11-26
[ [ "Zyskin", "M.", "" ] ]
A conjectured duality between supergravity and $N=\infty$ gauge theories gives predictions for the glueball masses as eigenvalues for a supergravity wave equations in a black hole geometry, and describes a physics, most relevant to a high-temeperature expansion of a lattice QCD. We present an analytical solution for ei...
1005.5053
David Kastor
David Kastor, Sourya Ray and Jennie Traschen
Smarr Formula and an Extended First Law for Lovelock Gravity
20 pages; v2 - references added; v3 - includes important corrections to results
Class.Quant.Grav.27:235014,2010
10.1088/0264-9381/27/23/235014
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study properties of static, asymptotically AdS black holes in Lovelock gravity. Our main result is a Smarr formula that gives the mass in terms of geometrical quantities together with the parameters of the Lovelock theory. As in Einstein gravity, the Smarr formula follows from applying the first law to an infinite...
[ { "created": "Thu, 27 May 2010 12:52:43 GMT", "version": "v1" }, { "created": "Sun, 20 Jun 2010 13:28:36 GMT", "version": "v2" }, { "created": "Tue, 24 Aug 2010 14:34:42 GMT", "version": "v3" } ]
2010-11-22
[ [ "Kastor", "David", "" ], [ "Ray", "Sourya", "" ], [ "Traschen", "Jennie", "" ] ]
We study properties of static, asymptotically AdS black holes in Lovelock gravity. Our main result is a Smarr formula that gives the mass in terms of geometrical quantities together with the parameters of the Lovelock theory. As in Einstein gravity, the Smarr formula follows from applying the first law to an infinitesi...
1605.04143
Hrvoje Nikolic
H. Nikolic
Proof that Casimir force does not originate from vacuum energy
14 pages, revised, accepted for publication in Phys. Lett. B
Phys. Lett. B 761, 197 (2016)
10.1016/j.physletb.2016.08.036
null
hep-th cond-mat.stat-mech gr-qc quant-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present a simple general proof that Casimir force cannot originate from the vacuum energy of electromagnetic (EM) field. The full QED Hamiltonian consists of 3 terms: the pure electromagnetic term $H_{\rm em}$, the pure matter term $H_{\rm matt}$ and the interaction term $H_{\rm int}$. The $H_{\rm em}$-term commut...
[ { "created": "Fri, 13 May 2016 11:57:01 GMT", "version": "v1" }, { "created": "Mon, 23 May 2016 11:39:19 GMT", "version": "v2" }, { "created": "Tue, 16 Aug 2016 09:23:43 GMT", "version": "v3" } ]
2016-09-21
[ [ "Nikolic", "H.", "" ] ]
We present a simple general proof that Casimir force cannot originate from the vacuum energy of electromagnetic (EM) field. The full QED Hamiltonian consists of 3 terms: the pure electromagnetic term $H_{\rm em}$, the pure matter term $H_{\rm matt}$ and the interaction term $H_{\rm int}$. The $H_{\rm em}$-term commutes...
hep-th/0607174
Irina Dymnikova
Irina Dymnikova
Spinning superconducting electrovacuum soliton
null
Phys.Lett. B639 (2006) 368-372
10.1016/j.physletb.2006.06.035
null
hep-th
null
In nonlinear electrodynamics coupled to general relativity and satisfying the weak energy condition, a spherically symmetric electrically charged electrovacuum soliton has obligatory de Sitter center in which the electric field vanishes while the energy density of electromagnetic vacuum achieves its maximal value. De...
[ { "created": "Mon, 24 Jul 2006 11:47:28 GMT", "version": "v1" } ]
2009-11-11
[ [ "Dymnikova", "Irina", "" ] ]
In nonlinear electrodynamics coupled to general relativity and satisfying the weak energy condition, a spherically symmetric electrically charged electrovacuum soliton has obligatory de Sitter center in which the electric field vanishes while the energy density of electromagnetic vacuum achieves its maximal value. De S...
hep-th/0207228
Shinji Tsujikawa
Shinji Tsujikawa, Robert Brandenberger, Fabio Finelli
On the Construction of Nonsingular Pre-Big-Bang and Ekpyrotic Cosmologies and the Resulting Density Perturbations
29 pages, 9 figures, accepted for publication in Physical Review D, reference added, discussion section expanded
Phys.Rev. D66 (2002) 083513
10.1103/PhysRevD.66.083513
null
hep-th astro-ph gr-qc hep-ph
null
We consider the construction of nonsingular Pre-Big-Bang and Ekpyrotic type cosmological models realized by the addition to the action of specific higher-order terms stemming from quantum corrections. We study models involving general relativity coupled to a single scalar field with a potential motivated by the Ekpyr...
[ { "created": "Thu, 25 Jul 2002 08:48:03 GMT", "version": "v1" }, { "created": "Mon, 2 Sep 2002 08:12:03 GMT", "version": "v2" } ]
2009-11-07
[ [ "Tsujikawa", "Shinji", "" ], [ "Brandenberger", "Robert", "" ], [ "Finelli", "Fabio", "" ] ]
We consider the construction of nonsingular Pre-Big-Bang and Ekpyrotic type cosmological models realized by the addition to the action of specific higher-order terms stemming from quantum corrections. We study models involving general relativity coupled to a single scalar field with a potential motivated by the Ekpyrot...
hep-th/0212334
Saurya Das
Saurya Das (Univ of New Brunswick), Gabor Kunstatter (Univ of Winnipeg)
Varying Fine Structure Constant and Black Hole Physics
7 Pages, Revtex. Reference added, minor changes. Version to appear in Class. Quant. Grav
Class.Quant.Grav.20:2015-2024,2003
10.1088/0264-9381/20/11/304
null
hep-th astro-ph gr-qc hep-ph
null
Recent astrophysical observations suggest that the value of fine structure constant $\alpha=e^2/\hbar c$ may be slowly increasing with time. This may be due to an increase of $e$ or a decrease of $c$, or both. In this article, we argue from model independent considerations that this variation should be considered adi...
[ { "created": "Mon, 30 Dec 2002 15:06:56 GMT", "version": "v1" }, { "created": "Mon, 14 Apr 2003 20:51:33 GMT", "version": "v2" } ]
2014-11-18
[ [ "Das", "Saurya", "", "Univ of New Brunswick" ], [ "Kunstatter", "Gabor", "", "Univ of\n Winnipeg" ] ]
Recent astrophysical observations suggest that the value of fine structure constant $\alpha=e^2/\hbar c$ may be slowly increasing with time. This may be due to an increase of $e$ or a decrease of $c$, or both. In this article, we argue from model independent considerations that this variation should be considered adiab...
0705.3897
Dirk Kreimer
Dirk Kreimer
A remark on quantum gravity
9p, several eps figures
Annals Phys.323:49-60,2008
10.1016/j.aop.2007.06.005
IHES/P/07/20
hep-th gr-qc math-ph math.MP
null
We discuss the structure of Dyson--Schwinger equations in quantum gravity and conclude in particular that all relevant skeletons are of first order in the loop number. There is an accompanying sub Hopf algebra on gravity amplitudes equivalent to identities between n-graviton scattering amplitudes which generalize the...
[ { "created": "Sat, 26 May 2007 15:28:58 GMT", "version": "v1" } ]
2009-04-17
[ [ "Kreimer", "Dirk", "" ] ]
We discuss the structure of Dyson--Schwinger equations in quantum gravity and conclude in particular that all relevant skeletons are of first order in the loop number. There is an accompanying sub Hopf algebra on gravity amplitudes equivalent to identities between n-graviton scattering amplitudes which generalize the S...
hep-th/9610083
Poul Henrik Damgaard
J. Alfaro, K. Bering and P.H. Damgaard
BRST Formulation of Partition Function Constraints
LaTeX, 7 pages
Mod.Phys.Lett. A12 (1997) 1119-1126
10.1142/S021773239700114X
UUITP-23/96, NBI-HE-96-52
hep-th
null
We show that constraints on the generating functional have direct BRST-extensions in terms of nilpotent operators $\Delta$ that annihilate this generating functional, and which may be of arbitrarily high order. The free energy $F$ in the presence of external sources thus satisfies a ``Master Equation'' which is descr...
[ { "created": "Fri, 11 Oct 1996 11:57:07 GMT", "version": "v1" } ]
2015-06-26
[ [ "Alfaro", "J.", "" ], [ "Bering", "K.", "" ], [ "Damgaard", "P. H.", "" ] ]
We show that constraints on the generating functional have direct BRST-extensions in terms of nilpotent operators $\Delta$ that annihilate this generating functional, and which may be of arbitrarily high order. The free energy $F$ in the presence of external sources thus satisfies a ``Master Equation'' which is describ...
hep-th/0210117
Jihn E. Kim
Jihn E. Kim
Inflation with blowing-up solution of cosmological constant problem
LaTeX file of 20 pages including 2 eps figures
JHEP 0301 (2003) 042
10.1088/1126-6708/2003/01/042
SNUTP 02/034
hep-th astro-ph hep-ph
null
The cosmological constant problem is how one chooses, without fine-tuning, one singular point $\Lambda_{eff}=0$ for the 4D cosmological constant. We argue that some recently discovered {\it weak self-tuning} solutions can be viewed as blowing-up this one point into a band of some parameter. These weak self-tuning sol...
[ { "created": "Sat, 12 Oct 2002 04:56:37 GMT", "version": "v1" } ]
2009-11-07
[ [ "Kim", "Jihn E.", "" ] ]
The cosmological constant problem is how one chooses, without fine-tuning, one singular point $\Lambda_{eff}=0$ for the 4D cosmological constant. We argue that some recently discovered {\it weak self-tuning} solutions can be viewed as blowing-up this one point into a band of some parameter. These weak self-tuning solut...
hep-th/9612104
Rafael Hernandez
Cesar Gomez (IMAFF, CSIC)
D-Brane Probes and Mirror Symmetry
Latex file. 13 pages
null
null
null
hep-th
null
We study the effect of mirror symmetry for K3 surfaces on D-brane probe physics. The case of elliptically fibered K3 surfaces is considered in detail. In many cases, mirror can transform a singular fiber of Kodaira's type ADE into sets of singular fibers of type I_1 (II) with equal total Euler number, but vanishing c...
[ { "created": "Tue, 10 Dec 1996 16:37:49 GMT", "version": "v1" } ]
2016-09-06
[ [ "Gomez", "Cesar", "", "IMAFF, CSIC" ] ]
We study the effect of mirror symmetry for K3 surfaces on D-brane probe physics. The case of elliptically fibered K3 surfaces is considered in detail. In many cases, mirror can transform a singular fiber of Kodaira's type ADE into sets of singular fibers of type I_1 (II) with equal total Euler number, but vanishing con...
hep-th/0010124
Maria A. Lledo
R. D'Auria, S. Ferrara, M. A. Lled\'o, V. S. Varadarajan
Spinor Algebras
References added, misprints corrected. Version to appear in the Journal of Geometry and Physics
J.Geom.Phys. 40 (2001) 101-128
10.1016/S0393-0440(01)00023-7
CERN-TH/2000-260
hep-th
null
We consider supersymmetry algebras in space-times with arbitrary signature and minimal number of spinor generators. The interrelation between super Poincar\'e and super conformal algebras is elucidated. Minimal super conformal algebras are seen to have as bosonic part a classical semimisimple algebra naturally associ...
[ { "created": "Mon, 16 Oct 2000 12:46:19 GMT", "version": "v1" }, { "created": "Wed, 21 Feb 2001 17:06:53 GMT", "version": "v2" } ]
2009-10-31
[ [ "D'Auria", "R.", "" ], [ "Ferrara", "S.", "" ], [ "Lledó", "M. A.", "" ], [ "Varadarajan", "V. S.", "" ] ]
We consider supersymmetry algebras in space-times with arbitrary signature and minimal number of spinor generators. The interrelation between super Poincar\'e and super conformal algebras is elucidated. Minimal super conformal algebras are seen to have as bosonic part a classical semimisimple algebra naturally associat...
1608.02713
Stefano Bellucci
S. Bellucci, A. A. Saharian, A. Kh. Grigoryan
Induced fermionic charge and current densities in two-dimensional rings
29 pages, 9 figures, PACS numbers: 03.70.+k, 11.27.+d, 04.60.Kz
Phys. Rev. D 94, 105007 (2016)
10.1103/PhysRevD.94.105007
null
hep-th cond-mat.mes-hall quant-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
For a massive quantum fermionic field, we investigate the vacuum expectation values (VEVs) of the charge and current densities induced by an external magnetic flux in a two-dimensional circular ring. Both the irreducible representations of the Clifford algebra are considered. On the ring edges the bag (infinite mass)...
[ { "created": "Tue, 9 Aug 2016 08:01:13 GMT", "version": "v1" } ]
2016-11-15
[ [ "Bellucci", "S.", "" ], [ "Saharian", "A. A.", "" ], [ "Grigoryan", "A. Kh.", "" ] ]
For a massive quantum fermionic field, we investigate the vacuum expectation values (VEVs) of the charge and current densities induced by an external magnetic flux in a two-dimensional circular ring. Both the irreducible representations of the Clifford algebra are considered. On the ring edges the bag (infinite mass) b...
1812.07039
Zo\"e Slade
Zo\"e H. Slade
Fundamental Aspects of Asymptotic Safety in Quantum Gravity
PhD thesis, September 2017. 158 pages
null
null
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
This thesis is devoted to exploring various fundamental issues within asymptotic safety. Firstly, we study the reconstruction problem and present two ways in which to solve it within the context of scalar field theory, by utilising a duality relation between an effective average action and a Wilsonian effective actio...
[ { "created": "Mon, 17 Dec 2018 20:29:50 GMT", "version": "v1" } ]
2018-12-19
[ [ "Slade", "Zoë H.", "" ] ]
This thesis is devoted to exploring various fundamental issues within asymptotic safety. Firstly, we study the reconstruction problem and present two ways in which to solve it within the context of scalar field theory, by utilising a duality relation between an effective average action and a Wilsonian effective action....
2003.02028
Francisco A. Brito
R. M. P. Neves, F. F. Santos, F. A. Brito
A domain wall description of brane inflation and observational aspects
10 pages, 1 figure; version published in PLB
Phys. Lett. B 810 (2020) 135813
10.1016/j.physletb.2020.135813
null
hep-th astro-ph.CO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider a brane cosmology scenario by taking an inflating 3D domain wall immersed in a five-dimensional Minkowski space in the presence of a stack of $N$ parallel domain walls. They are static BPS solutions of the bosonic sector of a 5D supergravity theory. However, one can move towards each other due to an attra...
[ { "created": "Wed, 4 Mar 2020 12:06:17 GMT", "version": "v1" }, { "created": "Mon, 12 Oct 2020 17:35:31 GMT", "version": "v2" } ]
2020-10-13
[ [ "Neves", "R. M. P.", "" ], [ "Santos", "F. F.", "" ], [ "Brito", "F. A.", "" ] ]
We consider a brane cosmology scenario by taking an inflating 3D domain wall immersed in a five-dimensional Minkowski space in the presence of a stack of $N$ parallel domain walls. They are static BPS solutions of the bosonic sector of a 5D supergravity theory. However, one can move towards each other due to an attract...
2311.02439
Abdelmalek Boumali
Abdelmalek Bouzenada and Abdelmalek Boumali and RLL Vitoria and C Furtado
Dynamics of a Klein-Gordon Oscillator (KGO) in the Presence of a Cosmic String in Som-Raychaudhuri Space-Time
null
null
null
null
hep-th
http://creativecommons.org/publicdomain/zero/1.0/
This paper explores the dynamics of the Klein-Gordon oscillator in the presence of a cosmic string in Som Raychaudhuri spacetime. The exact solutions for the free case and the oscillator case are obtained and discussed. These solutions reveal the effects of the cosmic string and the spacetime geometry on the bosonic ...
[ { "created": "Sat, 4 Nov 2023 15:42:37 GMT", "version": "v1" } ]
2023-11-07
[ [ "Bouzenada", "Abdelmalek", "" ], [ "Boumali", "Abdelmalek", "" ], [ "Vitoria", "RLL", "" ], [ "Furtado", "C", "" ] ]
This paper explores the dynamics of the Klein-Gordon oscillator in the presence of a cosmic string in Som Raychaudhuri spacetime. The exact solutions for the free case and the oscillator case are obtained and discussed. These solutions reveal the effects of the cosmic string and the spacetime geometry on the bosonic pa...
hep-th/9202081
Takama Michiaki
Michiaki Takama
Matrix model with superconformal symmetry
7pp
Phys.Lett. B284 (1992) 248-252
10.1016/0370-2693(92)90428-7
null
hep-th
null
A matrix model is presented which leads to the discrete ``eigenvalue model'' proposed recently by Alvarez-Gaum\'e {\it et.al.} for 2D supergravity (coupled to superconformal matters).
[ { "created": "Mon, 24 Feb 1992 13:14:22 GMT", "version": "v1" }, { "created": "Tue, 3 Mar 1992 11:16:03 GMT", "version": "v2" } ]
2009-10-22
[ [ "Takama", "Michiaki", "" ] ]
A matrix model is presented which leads to the discrete ``eigenvalue model'' proposed recently by Alvarez-Gaum\'e {\it et.al.} for 2D supergravity (coupled to superconformal matters).
hep-th/0010040
Yutaka Matsuo
Y. Matsuo and Y. Shibusa
Volume Preserving Diffeomorphism and Noncommutative Branes
14 pages, LaTeX file
JHEP 0102:006,2001
10.1088/1126-6708/2001/02/006
UT-911
hep-th
null
We give a representation of the volume preserving diffeomorphism of $\bR^p$ in terms of the noncommutative (p-2)-branes whose kinetic term is described by the Hopf term. In the static gauge, the (p-2)-brane can be described by the free fields and it suggests that the quantization of the algebra is possible.
[ { "created": "Fri, 6 Oct 2000 07:54:54 GMT", "version": "v1" } ]
2010-02-03
[ [ "Matsuo", "Y.", "" ], [ "Shibusa", "Y.", "" ] ]
We give a representation of the volume preserving diffeomorphism of $\bR^p$ in terms of the noncommutative (p-2)-branes whose kinetic term is described by the Hopf term. In the static gauge, the (p-2)-brane can be described by the free fields and it suggests that the quantization of the algebra is possible.
2406.09752
Maki Takeuchi
Yuta Hamada, Maki Takeuchi
Swampland Bounds on Magnetized Extra Dimensions
18 pages, 6 figures
null
null
KEK-TH-2628
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider a six-dimensional $U(1)$ gauge theory compactified on two-dimensional manifolds. The number of chiral fermions is determined by the flux quantization number on the two-dimensional compact manifolds. Using the Swampland Conjectures, we find constraints among the parameters of the theory: the flux quantizat...
[ { "created": "Fri, 14 Jun 2024 06:38:32 GMT", "version": "v1" } ]
2024-06-18
[ [ "Hamada", "Yuta", "" ], [ "Takeuchi", "Maki", "" ] ]
We consider a six-dimensional $U(1)$ gauge theory compactified on two-dimensional manifolds. The number of chiral fermions is determined by the flux quantization number on the two-dimensional compact manifolds. Using the Swampland Conjectures, we find constraints among the parameters of the theory: the flux quantizatio...
1812.05258
Wenhe Cai
Wenhe Cai, Xian-Hui Ge, QingBing Wang
Sound modes and stability of momentum dissipated black branes in holography
22 pages, 6 figures
Phys. Rev. D 99, 106006 (2019)
10.1103/PhysRevD.99.106006
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We systematically investigate the sound modes of momentum dissipated holographic systems. In particular, we focus on the Einstein-linear axions and the Einstein-Maxwell-dilaton-axion theories in four-dimensional bulk spacetime dimensions. The sound velocities of the two theories are computed respectively and the soun...
[ { "created": "Thu, 13 Dec 2018 04:27:32 GMT", "version": "v1" }, { "created": "Wed, 3 Apr 2019 07:14:32 GMT", "version": "v2" }, { "created": "Sun, 19 May 2019 10:59:22 GMT", "version": "v3" } ]
2019-05-22
[ [ "Cai", "Wenhe", "" ], [ "Ge", "Xian-Hui", "" ], [ "Wang", "QingBing", "" ] ]
We systematically investigate the sound modes of momentum dissipated holographic systems. In particular, we focus on the Einstein-linear axions and the Einstein-Maxwell-dilaton-axion theories in four-dimensional bulk spacetime dimensions. The sound velocities of the two theories are computed respectively and the sound ...
1905.05455
Aleksandr Ivanov
A. V. Ivanov
Diagram technique for the heat kernel of the covariant Laplace operator
LaTeX, 20 pages, 16 figures, presented at QFTHEP'2017 and CQIS-2017. In this version of paper some arithmetic mistakes were corrected
Theoretical and Mathematical Physics, 2019, 198:1, 100-117
10.1134/S0040577919010070
null
hep-th math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present a diagram technique used to calculate the Seeley-DeWitt coefficients for a covariant Laplace operator. We use the combinatorial properties of the coefficients to construct a matrix formalism and derive a formula for an arbitrary coefficient.
[ { "created": "Tue, 14 May 2019 08:40:20 GMT", "version": "v1" } ]
2019-05-15
[ [ "Ivanov", "A. V.", "" ] ]
We present a diagram technique used to calculate the Seeley-DeWitt coefficients for a covariant Laplace operator. We use the combinatorial properties of the coefficients to construct a matrix formalism and derive a formula for an arbitrary coefficient.
hep-th/0410213
Archil Kobakhidze
Archil Kobakhidze and Laura Mersini-Houghton
Birth of the Universe from the Landscape of String Theory
4 pp, no figures
Eur.Phys.J.C49:869-873,2007
10.1140/epjc/s10052-006-0155-9
null
hep-th astro-ph gr-qc hep-ph
null
We show that a unique, most probable and stable solution for the wavefunction of the universe, with a very small cosmological constant $\Lambda_1 \simeq (\frac{\pi}{l_p N})^2$, can be predicted from the supersymmetric minisuperspace with $N$ vacua, of the landscape of string theory without reffering to the antropic p...
[ { "created": "Wed, 20 Oct 2004 22:47:31 GMT", "version": "v1" } ]
2011-09-13
[ [ "Kobakhidze", "Archil", "" ], [ "Mersini-Houghton", "Laura", "" ] ]
We show that a unique, most probable and stable solution for the wavefunction of the universe, with a very small cosmological constant $\Lambda_1 \simeq (\frac{\pi}{l_p N})^2$, can be predicted from the supersymmetric minisuperspace with $N$ vacua, of the landscape of string theory without reffering to the antropic pri...
1002.1733
Niklas Beisert
Niklas Beisert, Johannes Henn, Tristan McLoughlin, Jan Plefka
One-Loop Superconformal and Yangian Symmetries of Scattering Amplitudes in N=4 Super Yang-Mills
64 pages, v2: typos and minor corrections in (6.14) and (6.17), to appear in JHEP
JHEP 1004:085,2010
10.1007/JHEP04(2010)085
AEI-2010-019, HU-EP-10/06
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Recently it has been argued that tree-level scattering amplitudes in N=4 Yang-Mills theory are uniquely determined by a careful study of their superconformal and Yangian symmetries. However, at one-loop order these symmetries are known to become anomalous due to infrared divergences. We compute these one-loop anomali...
[ { "created": "Tue, 9 Feb 2010 15:55:50 GMT", "version": "v1" }, { "created": "Wed, 21 Apr 2010 13:45:56 GMT", "version": "v2" } ]
2010-04-22
[ [ "Beisert", "Niklas", "" ], [ "Henn", "Johannes", "" ], [ "McLoughlin", "Tristan", "" ], [ "Plefka", "Jan", "" ] ]
Recently it has been argued that tree-level scattering amplitudes in N=4 Yang-Mills theory are uniquely determined by a careful study of their superconformal and Yangian symmetries. However, at one-loop order these symmetries are known to become anomalous due to infrared divergences. We compute these one-loop anomalies...
1010.2079
Mehmet Ali Olpak
Mehmet Ali Olpak
Quantum Mechanics on Curved Hypersurfaces
39 pages, M. Sc. Thesis, incorporates minor corrections in the text
null
null
null
hep-th gr-qc quant-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this work, Schr\"odinger and Dirac equations will be examined in geometries that confine the particles to hypersurfaces. For this purpose, two methods will be considered. The first method is the thin layer method which relies on explicit use of geometrical relations and the squeezing of a certain coordinate of spa...
[ { "created": "Mon, 11 Oct 2010 12:04:41 GMT", "version": "v1" } ]
2010-10-12
[ [ "Olpak", "Mehmet Ali", "" ] ]
In this work, Schr\"odinger and Dirac equations will be examined in geometries that confine the particles to hypersurfaces. For this purpose, two methods will be considered. The first method is the thin layer method which relies on explicit use of geometrical relations and the squeezing of a certain coordinate of space...
hep-th/0409124
Sergei Dubovsky
S.L.Dubovsky
Phases of massive gravity
36 pages, 1 figure
JHEP0410:076,2004
10.1088/1126-6708/2004/10/076
null
hep-th astro-ph hep-ph
null
We systematically study the most general Lorentz-violating graviton mass invariant under three-dimensional Eucledian group using the explicitly covariant language. We find that at general values of mass parameters the massive graviton has six propagating degrees of freedom, and some of them are ghosts or lead to rapi...
[ { "created": "Mon, 13 Sep 2004 19:40:25 GMT", "version": "v1" }, { "created": "Thu, 18 Nov 2004 19:00:55 GMT", "version": "v2" } ]
2008-11-26
[ [ "Dubovsky", "S. L.", "" ] ]
We systematically study the most general Lorentz-violating graviton mass invariant under three-dimensional Eucledian group using the explicitly covariant language. We find that at general values of mass parameters the massive graviton has six propagating degrees of freedom, and some of them are ghosts or lead to rapid ...
hep-th/9507036
Ori Ganor
O. Ganor, J. Sonnenschein
The "Dual" Variables Of Yang-Mills Theory And Local Gauge Invariant Variables
34pp, LaTeX, Corrections in references
Int.J.Mod.Phys. A11 (1996) 5701-5728
10.1142/S0217751X96002625
TAUP-2274-95
hep-th
null
After adding auxiliary fields and integrating out the original variables, the Yang-Mills action can be expressed in terms of local gauge invariant variables. This method reproduces the known solution of the two dimensional $SU(N)$ theory. In more than two dimensions the action splits into a topological part and a par...
[ { "created": "Thu, 6 Jul 1995 19:23:04 GMT", "version": "v1" }, { "created": "Thu, 3 Aug 1995 12:26:26 GMT", "version": "v2" }, { "created": "Sun, 27 Aug 1995 11:27:06 GMT", "version": "v3" } ]
2009-10-28
[ [ "Ganor", "O.", "" ], [ "Sonnenschein", "J.", "" ] ]
After adding auxiliary fields and integrating out the original variables, the Yang-Mills action can be expressed in terms of local gauge invariant variables. This method reproduces the known solution of the two dimensional $SU(N)$ theory. In more than two dimensions the action splits into a topological part and a part ...
1309.7344
Uri Kol
Uri Kol
On the dual flow of slow-roll Inflation
20 pages. v2: minor changes, references added. v3: version to appear in JHEP
null
10.1007/JHEP01(2014)017
null
hep-th astro-ph.CO hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the dual 3d Euclidean RG flow of single-field slow-roll Inflation using the postulates of the dS/CFT correspondence. For that purpose we solve for the inflationary fluctuation at all times using a matching procedure between two approximate solutions which are separately valid at different regions of the spac...
[ { "created": "Fri, 27 Sep 2013 19:58:22 GMT", "version": "v1" }, { "created": "Thu, 10 Oct 2013 20:10:45 GMT", "version": "v2" }, { "created": "Mon, 23 Dec 2013 07:57:41 GMT", "version": "v3" } ]
2015-06-17
[ [ "Kol", "Uri", "" ] ]
We study the dual 3d Euclidean RG flow of single-field slow-roll Inflation using the postulates of the dS/CFT correspondence. For that purpose we solve for the inflationary fluctuation at all times using a matching procedure between two approximate solutions which are separately valid at different regions of the space ...
1502.02631
Daniele Musso
Andrea Amoretti and Daniele Musso
Magneto-transport from momentum dissipating holography
23 pages
JHEP 1509 (2015) 094
10.1007/JHEP09(2015)094
null
hep-th cond-mat.str-el
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We obtain explicit expressions for the thermoelectric transport coefficients of a strongly coupled, planar medium in the presence of an orthogonal magnetic field and momentum-dissipating processes. The computations are performed within the gauge/gravity framework where the momentum dissipation mechanism is introduced...
[ { "created": "Mon, 9 Feb 2015 19:55:47 GMT", "version": "v1" }, { "created": "Wed, 23 Sep 2015 10:01:09 GMT", "version": "v2" } ]
2015-11-19
[ [ "Amoretti", "Andrea", "" ], [ "Musso", "Daniele", "" ] ]
We obtain explicit expressions for the thermoelectric transport coefficients of a strongly coupled, planar medium in the presence of an orthogonal magnetic field and momentum-dissipating processes. The computations are performed within the gauge/gravity framework where the momentum dissipation mechanism is introduced b...
0902.1999
David Kubiznak
David Kubiznak
On the supersymmetric limit of Kerr-NUT-AdS metrics
8 pages, no figures, v2:upgraded references and corrected typos
Phys.Lett.B675:110-115, 2009
10.1016/j.physletb.2009.03.050
DAMTP-2009-8
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Generalizing the scaling limit of Martelli and Sparks [hep-th/0505027] into an arbitrary number of spacetime dimensions we re-obtain the (most general explicitly known) Einstein-Sasaki spaces constructed by Chen, Lu, and Pope [hep-th/0604125]. We demonstrate that this limit has a well-defined geometrical meaning whic...
[ { "created": "Wed, 11 Feb 2009 21:37:26 GMT", "version": "v1" }, { "created": "Tue, 7 Apr 2009 21:12:26 GMT", "version": "v2" } ]
2015-05-13
[ [ "Kubiznak", "David", "" ] ]
Generalizing the scaling limit of Martelli and Sparks [hep-th/0505027] into an arbitrary number of spacetime dimensions we re-obtain the (most general explicitly known) Einstein-Sasaki spaces constructed by Chen, Lu, and Pope [hep-th/0604125]. We demonstrate that this limit has a well-defined geometrical meaning which ...
hep-th/0505256
Kazuya Koyama
Kayoko Koyama, Kazuya Koyama
Gravitational backreaction of anti-D branes in the warped compactification
typos corrected, 11 pages, 3 figures
Class.Quant.Grav. 22 (2005) 3431-3442
10.1088/0264-9381/22/17/005
null
hep-th gr-qc
null
We derive a low-energy effective theory for gravity with anti-D branes, which are essential to get de Sitter solutions in the type IIB string warped compactification, by taking account of gravitational backreactions of anti-D branes. In order to see the effects of the self-gravity of anti-D branes, a simplified model...
[ { "created": "Sun, 29 May 2005 09:45:01 GMT", "version": "v1" }, { "created": "Tue, 7 Jun 2005 14:51:42 GMT", "version": "v2" } ]
2009-11-11
[ [ "Koyama", "Kayoko", "" ], [ "Koyama", "Kazuya", "" ] ]
We derive a low-energy effective theory for gravity with anti-D branes, which are essential to get de Sitter solutions in the type IIB string warped compactification, by taking account of gravitational backreactions of anti-D branes. In order to see the effects of the self-gravity of anti-D branes, a simplified model i...
hep-th/0307035
Alexander A. Osipov
Alexander A. Osipov and Brigitte Hiller
Path Integral Bosonization of the 't Hooft Determinant: Quasiclassical Corrections
LaTeX, 19 pages, 6 figures, more detailed discussions, references added, prepared for Eur.Phys.J.C
Eur.Phys.J.C35:223-241,2004
10.1140/epjc/s2004-01779-3
null
hep-th
null
The many-fermion Lagrangian which includes the 't Hooft six-quark flavor mixing interaction (N_f=3) and the U_L(3)\times U_R(3) chiral symmetric four-quark Nambu -- Jona-Lasinio (NJL) type interactions is bosonized by the path integral method. The method of the steepest descents is used to derive the effective quark-...
[ { "created": "Thu, 3 Jul 2003 11:57:37 GMT", "version": "v1" }, { "created": "Fri, 19 Sep 2003 14:53:36 GMT", "version": "v2" }, { "created": "Wed, 24 Mar 2004 15:31:32 GMT", "version": "v3" } ]
2014-11-18
[ [ "Osipov", "Alexander A.", "" ], [ "Hiller", "Brigitte", "" ] ]
The many-fermion Lagrangian which includes the 't Hooft six-quark flavor mixing interaction (N_f=3) and the U_L(3)\times U_R(3) chiral symmetric four-quark Nambu -- Jona-Lasinio (NJL) type interactions is bosonized by the path integral method. The method of the steepest descents is used to derive the effective quark-me...
hep-th/9902023
Konstantin G. Savvidy
K. Savvidy, G. Savvidy
Neumann Boundary Conditions from Born-Infeld Dynamics
Some typos, reference added. 9 pages, 2 figures, LaTex
Nucl.Phys.B561:117-124,1999
10.1016/S0550-3213(99)00504-0
PUPT-1835
hep-th
null
We show that certain excitations of the F-string/D3-brane system can be shown to obey Neumann boundary conditions by considering Born-Infeld dynamics of the F-string (viewed as a 3-brane cylindrically wrapped on an $S_2$). Excitations which are coming down the string with a polarization along a direction parallel to ...
[ { "created": "Tue, 2 Feb 1999 19:10:24 GMT", "version": "v1" }, { "created": "Thu, 4 Feb 1999 20:48:52 GMT", "version": "v2" }, { "created": "Wed, 24 Feb 1999 20:08:42 GMT", "version": "v3" } ]
2010-05-27
[ [ "Savvidy", "K.", "" ], [ "Savvidy", "G.", "" ] ]
We show that certain excitations of the F-string/D3-brane system can be shown to obey Neumann boundary conditions by considering Born-Infeld dynamics of the F-string (viewed as a 3-brane cylindrically wrapped on an $S_2$). Excitations which are coming down the string with a polarization along a direction parallel to th...
hep-th/0412289
Hugo Montani
A. Cabrera and H. Montani
Hamiltonian Loop Group Actions and T-Duality for group manifolds
34 pages
J.Geom.Phys. 56 (2006) 1116-1143
10.1016/j.geomphys.2005.06.006
null
hep-th
null
We carry out a Hamiltonian analysis of Poisson-Lie T-duality based on the loop geometry of the underlying phases spaces of the dual sigma and WZW models. Duality is fully characterized by the existence of equivariant momentum maps on the phase spaces such that the reduced phase space of the WZW model and a pure centr...
[ { "created": "Thu, 23 Dec 2004 18:26:21 GMT", "version": "v1" }, { "created": "Mon, 21 Mar 2005 12:42:01 GMT", "version": "v2" } ]
2015-06-26
[ [ "Cabrera", "A.", "" ], [ "Montani", "H.", "" ] ]
We carry out a Hamiltonian analysis of Poisson-Lie T-duality based on the loop geometry of the underlying phases spaces of the dual sigma and WZW models. Duality is fully characterized by the existence of equivariant momentum maps on the phase spaces such that the reduced phase space of the WZW model and a pure central...
1402.7039
Bernd J. Schroers
Bernd J. Schroers and Matthias Wilhelm
Towards Non-Commutative Deformations of Relativistic Wave Equations in 2+1 Dimensions
null
SIGMA 10 (2014), 053, 23 pages
10.3842/SIGMA.2014.053
HU-Mathematik-2014-02, HU-EP-14/07, EMPG-14-4
hep-th gr-qc math-ph math.MP
http://creativecommons.org/licenses/by-nc-sa/3.0/
We consider the deformation of the Poincar\'e group in 2+1 dimensions into the quantum double of the Lorentz group and construct Lorentz-covariant momentum-space formulations of the irreducible representations describing massive particles with spin 0, 1/2 and 1 in the deformed theory. We discuss ways of obtaining non...
[ { "created": "Thu, 27 Feb 2014 19:43:52 GMT", "version": "v1" }, { "created": "Tue, 20 May 2014 04:43:24 GMT", "version": "v2" } ]
2014-05-21
[ [ "Schroers", "Bernd J.", "" ], [ "Wilhelm", "Matthias", "" ] ]
We consider the deformation of the Poincar\'e group in 2+1 dimensions into the quantum double of the Lorentz group and construct Lorentz-covariant momentum-space formulations of the irreducible representations describing massive particles with spin 0, 1/2 and 1 in the deformed theory. We discuss ways of obtaining non-c...
0801.2581
Massimo Porrati
M. Porrati and R. Rahman
Intrinsic Cutoff and Acausality for Massive Spin 2 Fields Coupled to Electromagnetism
14 pages, to appear in Nuclear Physics B
Nucl.Phys.B801:174-186,2008
10.1016/j.nuclphysb.2008.05.013
null
hep-th
null
We couple a massive spin 2 particle to electromagnetism. By introducing new, redundant degrees of freedom using the Stueckelberg formalism, we extract an intrinsic, model independent UV cutoff of the effective field theory describing this system. The cutoff signals both the onset of a strongly interacting dynamical r...
[ { "created": "Wed, 16 Jan 2008 22:18:28 GMT", "version": "v1" }, { "created": "Mon, 12 May 2008 19:16:03 GMT", "version": "v2" }, { "created": "Mon, 26 May 2008 17:38:05 GMT", "version": "v3" } ]
2008-11-26
[ [ "Porrati", "M.", "" ], [ "Rahman", "R.", "" ] ]
We couple a massive spin 2 particle to electromagnetism. By introducing new, redundant degrees of freedom using the Stueckelberg formalism, we extract an intrinsic, model independent UV cutoff of the effective field theory describing this system. The cutoff signals both the onset of a strongly interacting dynamical reg...
2202.07048
Mudassar Sabir
Mudassar Sabir, Tianjun Li, Adeel Mansha, Xiao-Chuan Wang
The Supersymmetry Breaking Soft Terms, and Fermion Masses and Mixings in the Supersymmetric Pati-Salam Model from Intersecting D6-branes
40 pages, 6 figures. Figure 2 is corrected
JHEP 04 (2022) 089
10.1007/JHEP04(2022)089
null
hep-th hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A supersymmetric Pati-Salam model with wrapping number equal to 5 has been constructed in Type IIA orientifolds on $\mathbf{T}^6/(\mathbb{Z}_2\times \mathbb{Z}_2)$ with intersecting D6-branes recently. In particular, the string-scale gauge coupling unification can be achieved due to the intermediate-scale vector-like...
[ { "created": "Mon, 14 Feb 2022 21:40:50 GMT", "version": "v1" }, { "created": "Thu, 22 Sep 2022 06:27:10 GMT", "version": "v2" } ]
2022-09-23
[ [ "Sabir", "Mudassar", "" ], [ "Li", "Tianjun", "" ], [ "Mansha", "Adeel", "" ], [ "Wang", "Xiao-Chuan", "" ] ]
A supersymmetric Pati-Salam model with wrapping number equal to 5 has been constructed in Type IIA orientifolds on $\mathbf{T}^6/(\mathbb{Z}_2\times \mathbb{Z}_2)$ with intersecting D6-branes recently. In particular, the string-scale gauge coupling unification can be achieved due to the intermediate-scale vector-like p...
2111.11751
Elena Lanina
E. Lanina, A. Sleptsov, and N. Tselousov
Implications for colored HOMFLY polynomials from explicit formulas for group-theoretical structure
24 pages
Nuclear Physics B 974 (2022) 115644
10.1016/j.nuclphysb.2021.115644
null
hep-th math-ph math.GT math.MP math.RT
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We have recently proposed arXiv:2105.11565 a powerful method for computing group factors of the perturbative series expansion of the Wilson loop in the Chern-Simons theory with $SU(N)$ gauge group. In this paper, we apply the developed method to obtain and study various properties, including nonperturbative ones, of ...
[ { "created": "Tue, 23 Nov 2021 09:54:26 GMT", "version": "v1" } ]
2023-03-24
[ [ "Lanina", "E.", "" ], [ "Sleptsov", "A.", "" ], [ "Tselousov", "N.", "" ] ]
We have recently proposed arXiv:2105.11565 a powerful method for computing group factors of the perturbative series expansion of the Wilson loop in the Chern-Simons theory with $SU(N)$ gauge group. In this paper, we apply the developed method to obtain and study various properties, including nonperturbative ones, of su...
hep-th/9611235
Norisuke Sakai
N. Sakai
Supersymmetric Yang-Mills Theories in 1 + 1 Dimensions
17 pages, LaTeX
null
null
TIT/HEP-356
hep-th
null
Supersymmetric Yang-Mills theories are considered in 1+1 dimensions. Firstly physical mass spectra of supersymmetric Yang-Mills theories in 1+1 dimensions are evaluated in the light-cone gauge with a compact spatial dimension. The supercharges are constructed in order to provide a manifestly supersymmetric infrared r...
[ { "created": "Thu, 28 Nov 1996 12:53:14 GMT", "version": "v1" } ]
2016-09-06
[ [ "Sakai", "N.", "" ] ]
Supersymmetric Yang-Mills theories are considered in 1+1 dimensions. Firstly physical mass spectra of supersymmetric Yang-Mills theories in 1+1 dimensions are evaluated in the light-cone gauge with a compact spatial dimension. The supercharges are constructed in order to provide a manifestly supersymmetric infrared reg...
1507.07541
Chris Blair
Chris D. A. Blair
Conserved Currents of Double Field Theory
30 pages + appendix, v2: belated update to match published version (typos + refs fixed, some minor comments added)
JHEP 1604 (2016) 180
10.1007/JHEP04(2016)180
DAMTP-2015-42
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We find the conserved current associated to invariance under generalised diffeomorphisms in double field theory. This can be used to define a generalised Komar integral. We comment on its applications to solutions, in particular to the fundamental string/pp-wave. We also discuss the current in the context of Scherk-S...
[ { "created": "Mon, 27 Jul 2015 19:46:16 GMT", "version": "v1" }, { "created": "Wed, 24 Aug 2016 14:06:54 GMT", "version": "v2" } ]
2017-10-31
[ [ "Blair", "Chris D. A.", "" ] ]
We find the conserved current associated to invariance under generalised diffeomorphisms in double field theory. This can be used to define a generalised Komar integral. We comment on its applications to solutions, in particular to the fundamental string/pp-wave. We also discuss the current in the context of Scherk-Sch...
1911.07343
Ivan K. Kostov
Ivan Kostov
Effective Quantum Field Theory for the Thermodynamical Bethe Ansatz
22 pages, 4 figures, typos corrected
null
10.1007/JHEP02(2020)043
null
hep-th cond-mat.stat-mech
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We construct an effective Quantum Field Theory for the wrapping effects in 1+1 dimensional models of factorised scattering. The recently developed graph-theoretical approach to TBA gives the perturbative desctiption of this QFT. For the sake of simplicity we limit ourselves to scattering matrices for a single neutral...
[ { "created": "Sun, 17 Nov 2019 21:27:32 GMT", "version": "v1" }, { "created": "Thu, 5 May 2022 15:29:44 GMT", "version": "v2" } ]
2022-05-06
[ [ "Kostov", "Ivan", "" ] ]
We construct an effective Quantum Field Theory for the wrapping effects in 1+1 dimensional models of factorised scattering. The recently developed graph-theoretical approach to TBA gives the perturbative desctiption of this QFT. For the sake of simplicity we limit ourselves to scattering matrices for a single neutral p...