paper

Words to describe a black hole

arXiv:2209.06728 · doi:10.1007/JHEP02(2023)109

Abstract

We revamp the constructive enumeration of 1/16-BPS states in the maximally supersymmetric Yang-Mills in four dimensions, and search for ones that are not of multi-graviton form. A handful of such states are found for gauge group SU(2) at relatively high energies, resolving a decade-old enigma. Along the way, we clarify various subtleties in the literature, and prove a non-renormalization theorem about the exactness of the cohomological enumeration in perturbation theory. We point out a giant-graviton-like feature in our results, and envision that a deep analysis of our data will elucidate the fundamental properties of black hole microstates.

13 pages, 2 figures, 5 tables; v2, v3: minor revisions, references added; v4: references added, subtleties with non-renormalization theorem discussed

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