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arXiv · hep-th/9203012

Measuring the $W$-hair of String Black Holes

John Ellis·N. E. Mavromatos·D. V. Nanopoulos
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Abstract

We have argued previously that the infinitely many gauge symmetries of string theory provide an infinite set of conserved (gauge) quantum numbers ($W$-hair) which characterise black hole states and maintain quantum coherence. Here we study ways of measuring the $W$-hair of spherically-symmetric four-dimensional objects with event horizons, treated as effectively two-dimensional string black holes. Measurements can be done either through the s-wave scattering of light particles off the string black-hole background, or through interference experiments of Aharonov-Bohm type. In the first type of measurement, selection rules

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John Ellis, N. E. Mavromatos, D. V. Nanopoulos. 1992-03-05. Measuring the $W$-hair of String Black Holes. https://doi.org/10.1016/0370-2693(92)91922-v

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