1. Corrosion Protection Division, CSIR-Central Electrochemical Research Institute, Karaikudi, 630 006 Tamil Nadu, India
2. Corrosion Science and Technology Division, Indira Gandhi Centre for Atomic Research, Kalpakkam 603 102, India
3. Offshore Platform and Marine Electrochemistry Centre, CECRI Unit, Harbour Area, Tuticorin 630 004, India