Precise Measurements of the Mean Lives of μ+ and μ- Mesons in Carbon Reiter, R. A. ; Romanowski, T. A. ; Sutton, R. B. ; Chidley, B. G. Abstract Publication: Physical Review Letters Pub Date: July 1960 DOI: 10.1103/PhysRevLett.5.22 Bibcode: 1960PhRvL...5...22R