Browsing Articles by Subject "black hole"

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PARTICLE SPECTRUM OF THE REISSNER–NORDSTRÖM BLACK HOLE

Good, Michael R. R.; Ong, Yen Chin (SpringerOpen, 2020-12-21)

The Reissner–Nordström black hole – moving mirror correspondence is solved. The beta coefficients reveal that charge makes a black hole radiate fewer particles (neutral massless scalars) per frequency. An old ...
A TOY MODEL FOR A BABY UNIVERSE INSIDE A BLACK HOLE

Chakrabarty, Hrishikesh; Abdujabbarov, Ahmadjon; Malafarina, Daniele; Bambi, Cosimo (Springer Verlag, 2020-05)

We present a dynamical toy model for an expanding universe inside a black hole. The model is built by matching a spherically symmetric collapsing matter cloud to an expanding Friedmann–Robertson–Walker universe through a ...