1. Department of Materials Science and Engineering, Rutgers, The State University of New Jersey, Piscataway, New Jersey 08854-8065, United States
2. Department of Physics, Akal University, Talwandi Sabo, Punjab 151302, India
3. Centre of Excellence, Sterlite Technologies Ltd., MIDC Waluj, Aurangabad 431136, India
4. Institut de Physique du Globe de Paris, CNRS-Géomatériaux, Université de Paris, 1 rue Jussieu, 75005 Paris, France
5. Science and Technology Division, Corning Incorporated, Corning, New York 14831, United States
6. São Carlos Institute of Physics, São Paulo University, 13566-590 São Carlos, SP, Brazil
7. School of Mechanical and Materials Engineering, Washington State University, P.O. Box 64290, Pullman, Washington 99164-2920, United States
8. Institute of Physical Chemistry, WWU Münster, Corrensstraße 30, D48149 Münster, Germany