1. CSIR National Metallurgical Laboratory Madras Centre, CSIR Madras Complex, Chennai, India
2. Department of Mineral Processing, Vijayanagar Sri Krishnadevaraya University Post-Graduate Centre, Ballari, India
3. Department of Chemistry, Sathyabama Institute of Science and Technology, (Deemed to be University), Chennai, India
4. Materials Science & Technology Division, CSIR-National Institute for Interdisciplinary Science and Technology, Thiruvananthapuram, India