Ortho-para transition rate in $\mu$-molecular hydrogen and the proton's induced pseudoscalar coupling $g_p$

J. H. D. Clark, D. S. Armstrong, T. P. Gorringe +6

We report a measurement of the ortho-para transition rate in the p$\mu$p molecule. The experiment was conducted at TRIUMF via the measurement of the time dependence of the 5.2 MeV ne…