1. Department of Chemistry; University of Missouri - Kansas City; 5100 Rockhill Road Kansas City MO 64110-2499 USA
2. Department of Chemistry; University of Nevada, Reno; 1664 North Virginia Street Reno NV 89557 USA
3. Instrumentation Center; National Taiwan University; No 1 Sec. 4, Roosevelt Rd. Da'am Dist Taipei City 10617 Taiwan (R.O.C