1. Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
2. Department of Chemistry and Chemical Biology
and The Baruch ′60 Center for Biochemical Solar Energy Research, Rensselaer Polytechnic Institute, Troy, New York 12180, United States
3. Instrumentation Center, Department of Chemistry, National Taiwan Normal University, 88 Section 4 Ting-Chow Road, Taipei 11677, Taiwan