Longitudinal field muon spin relaxation (LF-mu SR) measurements and evidence for a new muonium defect site in type Ia diamond - Baker, M; Machi, I; Connell, S; Bharuth-Ram, K; Butler, J; Cox, S; Fischer, C; Jestadt, T; Murphy, P; Nilen, R; Sellschop, J (HYPERFINE INTERACTIONS, 1999)