Results 41 to 50 of about 5,534,446 (330)

QCD AND STRING THEORY [PDF]

open access: yesLepton and Photon Interactions at High Energies, 2006
This talk begins with some history and basic facts about string theory and its connections with strong interactions. Comparisons of stacks of Dirichlet branes with curved backgrounds produced by them are used to motivate the AdS/CFT correspondence between superconformal gauge theory and string theory on a product of Anti-de Sitter space and a compact ...
openaire   +3 more sources

Two-dimensional SCFTs from matter-coupled $$7D~N=2$$ 7DN=2 gauged supergravity

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
We study supersymmetric $$AdS_3\times M^4$$ AdS3×M4 solutions of $$N=2$$ N=2 gauged supergravity in seven dimensions coupled to three vector multiplets with $$SO(4)\sim SO(3)\times SO(3)$$ SO(4)∼SO(3)×SO(3) gauge group and $$M^4$$ M4 being a four ...
Parinya Karndumri, Patharadanai Nuchino
doaj   +1 more source

D3-brane loop amplitudes from M5-brane tree amplitudes

open access: yesJournal of High Energy Physics, 2020
We study loop corrections to scattering amplitudes in the world-volume theory of a probe D3-brane, which is described by the supersymmetric Dirac-Born-Infeld theory.
Congkao Wen, Shun-Qing Zhang
doaj   +1 more source

Supersymmetric RG flows and Janus from type II orbifold compactification

open access: yesEuropean Physical Journal C: Particles and Fields, 2017
We study holographic RG flow solutions within four-dimensional $$N=4$$ N = 4 gauged supergravity obtained from type IIA and IIB string theories compactified on $$T^6/\mathbb {Z}_2\times \mathbb {Z}_2$$ T 6 / Z 2 × Z 2 orbifold with gauge, geometric and ...
Parinya Karndumri, Khem Upathambhakul
doaj   +1 more source

String theory or field theory? [PDF]

open access: yesPhysics-Uspekhi, 2002
The status of string theory is reviewed, and major recent developments - especially those in going beyond perturbation theory in the string theory and quantum field theory frameworks - are discussed. This analysis helps better understand the role and place of string theory in the modern picture of the physical world.
openaire   +2 more sources

Minimal string theory [PDF]

open access: yesComptes Rendus. Physique, 2005
We summarize recent progress in the understanding of minimal string theory, focusing on the worldsheet description of physical operators and D-branes. We review how a geometric interpretation of minimal string theory emerges naturally from the study of the D-branes.
Seiberg, Nathan, Shih, David
openaire   +2 more sources

Aspects of Topological String Theory [PDF]

open access: yes, 2008
Two aspects of the topological string and its applications are considered in this thesis. Firstly, non-perturbative contributions to the OSV conjecture relating four-dimensional extremal black holes and the closed topological string partition function ...
Cook, Paul Langabi Hogan
core   +1 more source

String theory

open access: yes, 2015
This article discusses the link between matrix models and string theory, giving emphasis on topological string theory and the Dijkgraaf–Vafa correspondence, along with applications of this correspondence and its generalizations to supersymmetric gauge theory, enumerative geometry, and mirror symmetry.
openaire   +2 more sources

The subleading eikonal in supergravity theories

open access: yesJournal of High Energy Physics, 2018
In this paper we study the subleading contributions to eikonal scattering in (super)gravity theories with particular emphasis on the role of both elastic and inelastic scattering processes.
Arnau Koemans Collado   +3 more
doaj   +1 more source

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