Institution: | 1. Department of Polymer Sciences and Engineering, Conte Polymer Research Center, University of Massachusetts, Amherst, MA 01003 (USA), Fax: (+01)?413‐545‐0082;2. School of Chemistry and Biochemistry, Georgia Institute of Technology, Atlanta, Georgia, 30332 (USA);3. Beijing National Laboratory for Molecular Sciences, Organic Solid Laboratory, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190 (P.R. China);4. Department of Chemistry, University of Kentucky, Lexington, KY, 40506 (USA) |