Results 121 to 130 of about 6,455,624 (259)

Eleven Dimensional Superstring with New Supersymmetry and D=10 type 2A Green-Schwarz Superstring [PDF]

open access: yesarXiv, 1997
A covariant action for closed D=11 superstring with local $\kappa$-symmetry and global supersymmetry transformations obeying the algebra $\{Q_\alpha,Q_\beta\}=C\Gamma^{\mu\nu}P_\mu n_\nu$ is suggested. Physical sector variables of the model and their dynamics exactly coincide with those of the D=10 type IIA Green-Schwarz superstring.
arxiv  

Generalized Action Principle for superstrings and supermembranes [PDF]

open access: yesarXiv, 1995
Two approaches concerning the connection of the fermionic kappa -- symmetry with the superstring world -- sheet superdiffeomorphism transformations are discussed. The first approach is based on the twistor -- like formulation of the superstring action and the second one on a reformulation of the superstring and super~-~p~-~brane actions according to ...
arxiv  

Compactification of Superstring Theory

open access: yes
27 pages.
Douglas, Michael R., McAllister, Liam
openaire   +2 more sources

Superstrings near the conformal boundary of AdS3

open access: yesJournal of High Energy Physics
We study worldsheet sphere amplitudes, in the RNS formalism, in superstring theory on AdS3 × X with pure NS-NS flux using the near-boundary approximation.
Vit Sriprachyakul
doaj   +1 more source

On the cigar CFT and Schwarzschild horizons

open access: yesNuclear Physics B, 2023
Aspects of shock waves and instantly-created folded strings operators in the supersymmetric SL(2)k/U(1) CFT, and their relevance to the near-horizon physics of Schwarzschild black holes in perturbative superstring theory, are presented.
Amit Giveon
doaj  

Finiteness of multi-loop superstring amplitudes [PDF]

open access: yesarXiv, 1998
Superstring amplitudes of an arbitrary genus are calculated through super-Schottky parameters by a summation over the fermion strings. For a calculation of divergent multi-loop fermion string amplitudes a supermodular invariant regularization procedure is used. A cancellation of divergences in the superstring amplitudes is established.
arxiv  

A Lie Bracket for the Momentum Kernel. [PDF]

open access: yesCommun Math Phys, 2023
Frost H, Mafra CR, Mason L.
europepmc   +1 more source

Aether, dark energy and string compactifications. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2022
Townsend PK.
europepmc   +1 more source

Hidden symmetries from extra dimensions

open access: yesJournal of High Energy Physics
In Kaluza-Klein compactifications, some symmetries of the higher dimensional theory are preserved in lower dimensions, others are broken, and occasionally, there are symmetry enhancements.
Marco Ciafardini   +3 more
doaj   +1 more source

Superstrings with spontaneously broken supersymmetry and their effective theories [PDF]

open access: green, 1989
S. Ferrara   +3 more
openalex   +1 more source

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