2 papers
hep-th2024
The gravitational eikonal: from particle, string and brane collisions to black-hole encounters
Paolo Di Vecchia, Carlo Heissenberg, Rodolfo Russo +1
Motivated by conceptual problems in quantum theories of gravity, the gravitational eikonal approach, inspired by its electromagnetic predecessor, has been successfully applied to t…
hep-th2024
Angular momentum of zero-frequency gravitons
Paolo Di Vecchia, Carlo Heissenberg, Rodolfo Russo
By following closely Weinberg's soft theorem, which captures the pole contribution to the amplitude for soft graviton emissions () on top of an arbitrary background h…