Dr. Gregory S. Tschumper Continued support from the National Science Foundation is gratefully acknowledged EPS-0132618, CHE-0517067, EPS-0556308, EPS-0903787, CHE-0957317, EPS-1006983, CHE-1156713, CHE-1338056, OIA-1430364, CHE-1460568 CHE-1664998 CHE-1757888 CHE-2154403 |