Eur. Phys. J. C (2006) 47: 337-346
https://doi.org/10.1140/epjc/s2006-02582-x

Experimental Physics

A search for μ-e conversion in muonic gold

¹ Paul Scherrer Institut, Villigen, Switzerland
² Physik-Institut der Universität Zürich, Zurich, Switzerland
³ IPJ Swierk, Swierk, Poland
⁴ RWTH Aachen, Aachen, Germany

Received: 13 April 2006
Published online: 30 May 2006

Abstract

We report on a search for μ-e conversion in muonic gold performed with the SINDRUM II spectrometer at PSI. The measurement resulted in Γ(μ^-Au→e^-Au_g.s.)/Γ_capture(μ^-Au)<7×10^-13 (90% C.L.).