2 papers
hep-th2026
Superrotations are Linkages
Ratindranath Akhoury, Arielle Schutz, David Garfinkle
We show that superrotations can be described using the geometric conformal completion method of Penrose. In particular, superrotation charges can be described and calculated using…
astro-ph.IM2025
What is the maximum radius of cold planets?
David Garfinkle, Alberto G. Rojo
Planets have maximum radii close to that of Jupiter. Qualitatively, the reason for this maximum size is that, as one adds mass, the force of gravity becomes sufficiently strong to…