1. Department
of Chemistry, University of Connecticut, Storrs, Connecticut 06269, United States
2. Center
for Nanophase Materials Sciences, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
3. Polymer
Program, Institute of Materials Science, University of Connecticut, Storrs, Connecticut 06269, United States
4. Department
of Chemistry, University of Rouen, Rouen, Haute Normandie, France 76821