2 papers
gr-qc2026
Sensing the Inflationary Production of Scalars
A. J. Foraci, C. Litos, R. P. Woodard
We review the mechanism by which loops of matter fields contribute to the graviton self-energy during de Sitter inflation. The self-energy is used to quantum-correct the linearized…
hep-ph2024
Axion strings from string axions
James M. Cline, Christos Litos, Wei Xue
A favored scenario for axions to be dark matter is for them to form a cosmic string network that subsequently decays, allowing for a tight link between the axion mass and relic abu…