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gr-qc2024
Generalized Komar charges and Smarr formulas for black holes and boson stars
Romina Ballesteros, Tomas Ortin
The standard Komar charge is a -form that can be defined in spacetimes admitting a Killing vector and which is closed when the vacuum Einstein equations are satisfied. Its i…
hep-th2024
On the existence of thermodynamically stable asymptotically flat black holes
Dumitru Astefanesei, Romina Ballesteros, Paulina Cabrera +2
We use the quasilocal formalism of Brown and York, supplemented with counterterms, to investigate the thermodynamics of asymptotically flat black holes. We consider two families of…