Dr. Nayan R. Singha

Professor Dilip K. Maiti, FRSC

Assistant Professor (Senior)

Department of Polymer Science and Technology

Government College of Engineering and Leather Technology (Post Graduate College and Research Institute)

Block-LB/11, Sector-III, Salt Lake City

Kolkata - 700106

INDIA

Professor (Senior)

Department of Chemistry

University of Calcutta

(Post Graduate College and Research Institute)

University College of Science

92 A.P.C. Road, Kolkata – 700009

INDIA