Results 21 to 30 of about 95,064 (284)

Putting string /string duality to the test [PDF]

open access: yesNuclear Physics B, 1995
After simultaneous compactification of spacetime and worldvolume on $K3$, the $D=10$ heterotic fivebrane with gauge group $SO(32)$ behaves like a $D=6$ heterotic string with gauge group $SO(28) \times SU(2)$, but with Kac--Moody levels different from those of the fundamental string.
Duff, M. J., Minasian, R.
openaire   +2 more sources

Duality Invariant Non-Extreme Black Holes in Toroidally Compactified String Theory [PDF]

open access: yes, 1997
We present duality invariant structure of the thermodynamic quantities of non-extreme black hole solutions of torodially compactified Type II (M-theory) and heterotic string in five and four dimensions.
Behrndt   +28 more
core   +2 more sources

String Solitons [PDF]

open access: yes, 1994
We review the status of solitons in superstring theory, with a view to understanding the strong coupling regime. These {\it solitonic} solutions are non-singular field configurations which solve the empty-space low-energy field equations (generalized ...
Duff, M. J., Khuri, Ramzi R., Lu, J. X.
core   +3 more sources

Dualities of type 0 strings [PDF]

open access: yesJournal of High Energy Physics, 1999
23 pages LaTex, 1 figure. Error corrected in table 1.
Bergman, Oren, Gaberdiel, Matthias R.
openaire   +3 more sources

Unity of Superstring Dualities [PDF]

open access: yes, 1994
The effective action for type II string theory compactified on a six torus is $N=8$ supergravity, which is known to have an $E_{7}$ duality symmetry. We show that this is broken by quantum effects to a discrete subgroup, $E_7(\Z)$, which contains both ...
Achúcarro   +89 more
core   +2 more sources

Chaotic duality in string theory [PDF]

open access: yesPhysical Review D, 2004
We investigate the general features of renormalization group flows near superconformal fixed points of four dimensional N=1 supersymmetric gauge theories with gravity duals. The gauge theories we study arise as the world-volume theory on a set of D-branes at a Calabi-Yau singularity where a del Pezzo surface shrinks to zero size.
Franco, Sebastian   +3 more
openaire   +5 more sources

Solitons, Black Holes and Duality in String Theory [PDF]

open access: yes, 1997
These lectures are intended as an introduction to some of the basic aspects of string solitons, duality and black holes. We begin with a discussion of the role of classical solutions in duality, then focus on string/string duality and fundamental ...
Antoniadis   +87 more
core   +4 more sources

String duality and nonsupersymmetric strings [PDF]

open access: yesPhysical Review D, 1998
In recent work Kachru, Kumar and Silverstein introduced a special class of non-supersymmetric type II string theories in which the cosmological constant vanishes at the first two orders of perturbation theory. Heuristic arguments suggest the cosmological constant may vanish in these theories to all orders in perturbation theory leading to a flat ...
openaire   +2 more sources

String dualities from Matrix theory [PDF]

open access: yesNuclear Physics B, 1998
We suggest that the (2,0) six dimensional field theory compactified on $S^1\times K3$ is the Matrix model description of both M-theory on $K3$ and the Heterotic string on $T^3$. This proposal is different from existing proposals for the Heterotic theory. Different limits of the base space geometry give the different space-time interpretations, making M-
Berkooz, Micha, Rozali, Moshe
openaire   +3 more sources

T-dualization of Gödel string cosmologies via Poisson–Lie T-duality approach

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
Using the homogeneous Gödel spacetimes we find some new solutions for the field equations of bosonic string effective action up to first order in $$\alpha '$$ α ′ including both dilaton and axion fields.
Ali Eghbali   +2 more
doaj   +1 more source

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