The semi-classical energy of open Nambu-Goto strings

TL;DR

This paper calculates semi-classical energy corrections for rotating open Nambu-Goto strings, considering cases with and without endpoint masses, employing quantum field theory techniques on curved backgrounds.

Contribution

It introduces a novel semi-classical computation method for open string energies with endpoint masses, expanding understanding of string dynamics in curved spacetime.

Findings

Semi-classical corrections derived for open Nambu-Goto strings.

Results applicable to strings with various endpoint masses.

Method bridges string theory and quantum field theory on curved spaces.

Abstract

We compute semi-classical corrections to the energy of rotating open Nambu-Goto strings with and without masses at the ends, using methods from quantum field theory on curved space-times.