1. Research Scholar, Dept. of Chemical Engineering, IIT Madras, Chennai-600036, India. E-mail: smk@che.iitm.ac.in
2. Professor, Dept. of Chemical Engineering, IIT Madras, Chennai-600036, India. E-mail: naras@iitm.ac.in
3. Professor, Dept. of Civil Engineering, IIT Madras, Chennai-600036, India (corresponding author). E-mail: bsm@iitm.ac.in