1. Department of Materials Science and Engineering; Rensselaer Polytechnic Institute; 110 8th Street MRC 140 Troy New York 12180
2. Department of Chemistry and Biochemistry; University of South Carolina; 541 Main Street, Horizon I Room 232 Columbia South Carolina 29208
3. Power Devices, Corporate Research, ABB AB; Forskargränd 7 Västerås 721 78 Sweden