Can the mirror world explain the ortho-positronium lifetime puzzle ?

Abstract

We suggest that the discrepant lifetime measurements of ortho-positronium can be explained by ortho-positronium oscillations into mirror ortho-positronium. This explanation can be tested in future vacuum experiments. Foot@physics.unimelb.edu.au Sergei.Gninenko@cern.ch A “mirror universe” is predicted to exist if parity and/or time reversal are unbroken… (More)

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