 In 1964, he joined Laval University in Canada, where he taught until 1968.In 1969 he moved to the United States to accept a faculty position in the Department of Chemistry at West Virginia University.He taught for the rest of his life at West Virginia University Professor, first as Professor of Chemistry, then as a Centennial Professor of Chemistry (1969–1986); finally, as Professor Emeritus until his death on November 3, 2000.