122 citations · 133 across the 2 of their papers we have counts for
2 papers
hep-th2023★ 11 cited
Soft Phonon Theorems
Clifford Cheung, Maria Derda, Andreas Helset +1
A variety of condensed matter systems describe gapless modes that can be interpreted as Nambu-Goldstone bosons of spontaneously broken Poincaré symmetry. In this paper we derive ne…
hep-th2020★ 122 cited
Classical Gravitational Scattering at from Feynman Diagrams
Clifford Cheung, Mikhail P. Solon
We perform a Feynman diagram calculation of the two-loop scattering amplitude for gravitationally interacting massive particles in the classical limit. Conveniently, we are able to…