1. Faculté
des Sciences, Laboratoire de Chimie Physique, UMR8000 CNRS, Université Paris-Sud, Batiment 349, 91405 Orsay Cedex, France
2. Department
of Atomic and Molecular Physics, Manipal University, Manipal, 576104 Karnataka, India
3. Dipartimento
di Chimica e Tecnologie del Farmaco, Università di Roma “La Sapienza”, P.le A. Moro 5, 00185 Roma, Italy