Advances in String Theory in Curved Space Times

TL;DR

This paper reviews recent progress in string theory within curved spacetime, highlighting new solutions, mass spectra, and effects of cosmological parameters on classical and quantum strings.

Contribution

It introduces new classes of multistring solutions, analyzes the mass spectrum, and explores the impact of cosmological constants and curvature on string dynamics.

Findings

New multistring solutions in curved spacetimes

Analysis of string mass spectrum in curved backgrounds

Effects of cosmological constant and curvature on string behavior

Abstract

String Quantum Gravity is motivated and introduced. Advances in the study of the classical and quantum string dynamics in curved spacetime are reported: 1-New Classes of Exact Multistring solutions in curved spacetimes. 2-Mass spectrum of Strings in Curved Spacetimes. 3-The effect of a Cosmological Constant and of Spacial Curvature on Classical and Quantum Strings. 4-Classical splitting of Fundamental Strings. 5-The General String Evolution in constant Curvature Spacetimes. 6-The Conformal Invariance Effects.