1. Division of Chemistry, Graduate School of Science, Hokkaido University, Sapporo 060, Japan, School of Chemistry, University of Tasmania, GPO Box 252-75, Hobart 7001, Australia, Division of Material Science, Graduate School of Environmental Earth Science, Hokkaido University, Sapporo 060, Japan, National Industrial Research Institute of Nagoya, 1-1 Hirate-cho, Kita-ku, Nagoya 462-8510, Japan, Australian Government Analytical Laboratory, 1 Suakin Street, Pymble, NSW 2073, Australia, and Faculty of...