paper

Lifshitz Solitons

arXiv:1109.5044 · doi:10.1103/PhysRevD.84.124047

Abstract

We numerically obtain a class of soliton solutions for Einstein gravity in dimensions coupled to massive abelian gauge fields and with a negative cosmological constant with Lifshitz asymptotic behaviour. We find that for all , a discrete set of magic values for the charge density at the origin (guaranteeing an asymptotically Lifshitz geometry) exists when the critical exponent associated with the Lifshitz scaling is ; moreover, in all cases, a single magic value is obtained for essentially every , yet none when sufficiently.

11 pages, 7 figures, Latex; added references

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