Results 141 to 150 of about 130,847 (255)

Stringy scaling of multi-tensor hard string scattering amplitudes and the K-identities

open access: yesJournal of High Energy Physics
We calculate n-point hard string scattering amplitudes (HSSA) with n − 2 tachyons and 2 tensor states at arbitrary mass levels. We discover the stringy scaling behavior of these HSSA.
Sheng-Hong Lai, Jen-Chi Lee, Yi Yang
doaj   +1 more source

Cuts and contours

open access: yesJournal of High Energy Physics
The traditional formulation of string amplitudes via worldsheet integrals provides a parametrization of the moduli space that fails to expose the complete singularity structure of the amplitudes.
Carolina Figueiredo, Marcos Skowronek
doaj   +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

Relations between closed string amplitudes and mixed string amplitudes at tree-level

open access: yesJournal of High Energy Physics
This paper investigates the relationships between closed and mixed string amplitudes at the tree level in string theory. Through the analytic continuation of complex variables, we establish a factorization of closed string amplitudes into those involving
Aphiwat Yuenyong   +1 more
doaj   +1 more source

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