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arXiv · hep-th/9602043

D-brane Approach to Black Hole Quantum Mechanics

Curtis G. Callan·Juan M. Maldacena
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Abstract

Strominger and Vafa have used D-brane technology to identify and precisely count the degenerate quantum states responsible for the entropy of certain extremal, BPS-saturated black holes. Here we give a Type-II D-brane description of a class of extremal {\it and} non-extremal five-dimensional Reissner-Nordström solutions and identify a corresponding set of degenerate D-brane configurations. We use this information to do a string theory calculation of the entropy, radiation rate and ``Hawking'' temperature. The results agree perfectly with standard Hawking results for the corresponding nearly extremal Reissner-Nordström black holes. Although these calculations suffer from open-string strong coupling problems, we give some reasons to believe that they are nonetheless qualitatively reliable. In this optimistic scenario there would be no ``information loss'' in black hole quantum evolution.

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Curtis G. Callan, Juan M. Maldacena. 1996-02-21. D-brane Approach to Black Hole Quantum Mechanics. https://doi.org/10.1016/0550-3213(96)00225-8

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