Affiliation: | 1. Mitsubishi Chemical Center for Advanced Materials, Center for Polymers and Organic Solids, Departments of Chemistry & Biochemistry and Materials, The University of California, Santa Barbara, CA 93106 (USA), Fax: (+1)?805‐893‐4120;2. Departmento de Química Inorgánica, Pontificia Universidad Católica de Chile, Santiago (Chile);3. Instituto de Química, Universidade Federal do Rio Grande do Sul, Porto Alegre (Brazil) |