1. Department of Chemistry, Bowdoin College, Brunswick, Maine 04011, United States
2. Department of Chemistry, Xavier University of Louisiana, New Orleans, Louisiana 70125, United States
3. Beckman Institute, California Institute of Technology, Pasadena, California 91125, United States
4. J. Heyrovský Institute of Physical Chemistry, Academy of Sciences of the Czech Republic, Dolejškova 3, CZ-182 23 Prague, Czech Republic
5. Central Laser Facility, Research Complex at Harwell, Science and Technology Facilities Council, Rutherford Appleton Laboratory, Harwell Oxford, Didcot,
Oxfordshire, OX11 0FA, U.K.
6. Department of Physical Chemistry, University of Chemistry and Technology, Prague, Technická 5, CZ-166 28 Prague, Czech Republic
7. School of Biological and Chemical Sciences, Queen Mary University of London, Mile End Road, London E1 4NS, United Kingdom