English
Related papers

Related papers: Dynamical branes on expanding orbifold and complex…

200 papers

This review is devoted to strings and branes. Firstly, perturbative string theory is introduced. The appearance of various types of branes is discussed. These include orbifold fixed planes, D-branes and orientifold planes. The connection to…

High Energy Physics - Theory · Physics 2015-06-26 Stefan Forste

We discuss D-brane dynamics in orbifold compactifications of type II superstring theory. We compute the interaction potential between two D-branes moving with constant velocities and give a field theory interpretation of it in the large…

High Energy Physics - Theory · Physics 2015-06-26 Faheem Hussain , Roberto Iengo , Carmen Nunez , Claudio A. Scrucca

We construct a broad family of exact solutions to the five-dimensional Einstein equations coupled to a scalar field with an exponential potential. Embedding a three-brane in these bulk space-times in a particular way we obtain a class of…

High Energy Physics - Theory · Physics 2009-11-07 A. Feinstein , K. E. Kunze , M. A. Vazquez-Mozo

Unstable D-branes are central objects in string theory, and exist also in time-dependent backgrounds. In this paper we take first steps to studying brane decay in spacetime orbifolds. As a concrete model we focus on the R^{1,d}/Z_2…

High Energy Physics - Theory · Physics 2008-11-26 Shinsuke Kawai , Esko Keski-Vakkuri , Robert G. Leigh , Sean Nowling

We construct supergravity solutions corresponding to space-like branes in string theory. Our approach is to apply the usual solution generating techniques to an appropriate time-dependent solution of the eleven dimensional vacuum Einstein…

High Energy Physics - Theory · Physics 2009-11-07 Martin Kruczenski , Robert C. Myers , Amanda W. Peet

We present a large family of simple, explicit ten-dimensional supergravity solutions describing extended extremal supersymmetric Ramond-Ramond p-branes embedded into time-dependent dilaton-gravity plane waves of an arbitrary (isotropic)…

High Energy Physics - Theory · Physics 2009-11-20 Ben Craps , Frederik De Roo , Oleg Evnin , Federico Galli

We consider null bosonic p-branes in curved space-times. Some exact solutions of the classical equations of motion and of the constraints for the null membrane in general stationary, axially symmetrical, four dimensional, gravity background…

High Energy Physics - Theory · Physics 2009-10-31 P. Bozhilov

Nonlinear equations of $p$-branes in $D=(2p+1)$-dimensional Minkowski space are discussed. Presented are new exact solutions for a set of spinning $p$-branes with $p=2,3,...,(D-1)/2$ and the Abelian symmetries $U(1)\times U(1)\times...…

High Energy Physics - Theory · Physics 2012-03-22 A. A. Zheltukhin

The dynamics of a classical branelike object in a curved background is derived from the covariant stress-energy conservation of the brane matter. The world sheet equations and boundary conditions are obtained in the pole-dipole…

General Relativity and Quantum Cosmology · Physics 2010-01-15 Milovan Vasilic , Marko Vojinovic

Five dimensional gravity coupled, both in the bulk and on a brane, to a scalar Liouville field yields a geometry confined to a strip around the brane and with time dependent scale factors for the four geometry. In various limits known…

High Energy Physics - Theory · Physics 2009-11-10 Myron Bander

The background independent formulation of the gauge theories on D-branes in flat space-time is considered, some examples of the solutions of their equations of motion are presented, the solutions of Dirac equation in these backgrounds are…

High Energy Physics - Theory · Physics 2007-05-23 Nikita A. Nekrasov

We obtain explicit time dependent brane solutions in M-theory as well as in string theory by solving the reduced equations of motion (which follow from 11-d supergravity) for a class of brane solutions in curved backgrounds. The behaviour…

High Energy Physics - Theory · Physics 2008-11-26 Srikumar Sen Gupta

Boundary states for D-branes at orbifold fixed points are constructed in close analogy with Cardy's derivation of consistent boundary states in RCFT. Comments are made on the interpretation of the various coefficients in the explicit…

High Energy Physics - Theory · Physics 2010-02-03 M. Billo' , B. Craps , F. Roose

We derive a new class of time-dependent solutions for the Randall-Sundrum model by patching together isometries broken by the brane. Solutions generated by generalized boosts along the fifth dimension are associated with localized gravity…

High Energy Physics - Phenomenology · Physics 2009-11-07 A. Kehagias , K. Tamvakis

It is shown how two-dimensional states corresponding to D-branes arise in orbifolds of topologically massive gauge and gravity theories. Brane vertex operators naturally appear in induced worldsheet actions when the three-dimensional gauge…

High Energy Physics - Theory · Physics 2010-04-05 P. Castelo Ferreira , I. I. Kogan , R. J. Szabo

We identify a time-dependent class of metrics with potential applications to cosmology, which emerge from negative-tension branes. The cosmology is based on a general class of solutions to Einstein-dilaton-Maxwell theory, presented in…

High Energy Physics - Theory · Physics 2009-11-07 C. P. Burgess , F. Quevedo , S. -J. Rey , G. Tasinato , I. Zavala

We study dyonic solutions to the gravity-dilaton-antisymmetric form equations with the goal of identifying new $p$-brane solutions on the fluxed linear dilaton background. Starting with the generic solutions constructed by reducing the…

High Energy Physics - Theory · Physics 2008-11-26 Gerard Clement , Dmitri Gal'tsov , Cedric Leygnac , Dmitri Orlov

We construct a fairy general family of supersymmetric solutions in time- and space-dependent backgrounds in general supergravity theories. One class of the solutions are intersecting brane solutions with factorized form of time- and…

High Energy Physics - Theory · Physics 2010-01-19 Kei-ichi Maeda , Nobuyoshi Ohta , Makoto Tanabe , Ryo Wakebe

In this paper, we investigate about two physically distinct classes of the `one-dimensional' worldvolume solutions describing the status of an arbitrary brane in the presence of another arbitrary (flat) brane which supplies the required…

High Energy Physics - Theory · Physics 2007-05-23 Reza Abbaspur

We construct a general family of supersymmetric solutions in time- and space-dependent wave backgrounds in general supergravity theories describing single and intersecting p-branes embedded into time-dependent dilaton-gravity plane waves of…

High Energy Physics - Theory · Physics 2010-04-30 Kei-ichi Maeda , Nobuyoshi Ohta , Makoto Tanabe , Ryo Wakebe