Non-Abelian Statistics of Axion Strings

Abstract

We examine an axion string coupled to a Majorana fermion. It is found that there exist a Majorana-Weyl zero mode on the string. Due to the zero mode, the axion strings obey non-abelian statistics.

10 pages, 1 figure, references and comments added

References in corpus (1)

• Non-abelian statistics of half-quantum vortices in p-wave superconductors

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