Affiliation: | 1. Department of Materials Science and Nanoengineering, Rice University, Houston, TX, USA;2. International Advanced Research Center for Powder Metallurgy and New Materials (ARCI), Hyderabad, India;3. Instituto de Fisica ‘Gleb Wataghin’, Universidade Estadual de Campinas, Campinas, Sao Paulo, Brazil;4. Department of Physics, VSSD College, Kanpur, India |