Affiliation: | (1) TRIUMF, Canadian Institute for Advanced Research, V6T 2A3 Vancouver, B.C., Canada;(2) Department of Physics, Univ. of British Columbia, V6T 2A3 Vancouver, B.C., Canada;(3) Department of Physics, Columbia Univ., 10027 New York, NY, USA;(4) G.E. Corporate Research and Development, 12301 Schenectady, NY, USA |