Teny Theresa John - Department of Physics, Goa University, Taleigao Plateau, Goa 403206 India
K. R. Priolkar - Department of Physics, Goa University, Taleigao Plateau, Goa 403206 India
Aurélie Bessière - Department of Physics, Goa University, Taleigao Plateau, Goa 403206 India, Chimie Paristech, Laboratoire de Chimie Matière Condensée de Paris, UPMC, Collège de France, UMR - CNRS 7574, 11 rue Pierre et Marie Curie, 75231 Paris Cedex 05, France
P. R. Sarode - Department of Physics, Goa University, Taleigao Plateau, Goa 403206 India
Bruno Viana - Chimie Paristech, Laboratoire de Chimie Matière Condensée de Paris, UPMC, Collège de France, UMR - CNRS 7574, 11 rue Pierre et Marie Curie, 75231 Paris Cedex 05, France