Off-shell amplitudes for nonoriented closed strings

In the context of the bosonic closed string theory, by using the operatorial formalism, we give a simple expression of the off-shell amplitude with an arbitrary number of external massless states inserted on the Klein bottle.

Bibliographic Details
Main Authors: Cappiello, L, Marotta, R, Pettorino, R, Pezzella, F
Format: Journal article
Language:English
Published: 1998