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gr-qc1997
The random walks of a Schwarzschild black hole
Marcelo Schiffer
We show that spinless and neutral black holes in thermal equilibrium with radiation undergo fluctuations of charge and angular momentum. The corresponding spreads for a black hole…
gr-qc1996
Primordial Density Fluctuations in Phase Coupling Gravity
C. E. M. Batista, M. Schiffer
In this paper we study the evolution of density perturbations in the framework of Phase Coupling Gravity theory at the very early universe. We show that these perturbation display…