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Dyon Spectrum in Generic N=4 Supersymmetric Z_N Orbifolds

Justin R. David·Dileep P. Jatkar·Ashoke Sen
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Abstract

We find the exact spectrum of a class of quarter BPS dyons in a generic N=4 supersymmetric Z_N orbifold of type IIA string theory on K3\times T^2 or T^6. We also find the asymptotic expansion of the statistical entropy to first non-leading order in inverse power of charges and show that it agrees with the entropy of a black hole carrying same set of charges after taking into account the effect of the four derivative Gauss-Bonnet term in the effective action of the theory.

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Justin R. David, Dileep P. Jatkar, Ashoke Sen. 2009-11-04. Dyon Spectrum in Generic N=4 Supersymmetric Z_N Orbifolds. https://doi.org/10.1088/1126-6708%2F2007%2F01%2F016

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