1. Department of Physics Jamal Mohammed College (Autonomous) Tiruchrappalli 620020 India
2. Department of Physics Bishop Moore College Mavelikara Alappuzha Kerala 690110 India
3. Department of Chemistry Bishop Moore College Mavelikara Alappuzha Kerala 690110 India
4. Department of Physics MMNSS College Kottiyam Kollam Kerala 691571 India
5. Department of Mathematics Sanatana Dharma College Alappuzha Alappuzha Kerala 688003 India
6. Department of Chemistry Malabar Christian College Calicut Kerala 673635 India
7. Department of Physics Sacred Heart College Chalakudy Kerala 680307 India
8. Crystal Growth Laboratory PG & Research Department of Physics Thanthai Periyar Government arts and Science College (Autonomous) Tiruchirappalli Tiruchirappalli Tamil Nadu 620 023 India