2 papers
hep-th2026
T-Duality Selection of a Disformal Effective Metric in String Gas Cosmology
Ali Nayeri
We study a restricted disformal completion of string-frame string gas cosmology in which the light sector propagates on an effective metric with matter-cone opening . Requir…
gr-qc2026
Inflationary branch decoherence and the cosmological arrow of time
Ali Nayeri
We analyze branch decoherence in inflationary quantum cosmology by computing reduced density matrices and branch-overlap factors for long-wavelength perturbations. The Hartle-Hawki…