1. Centre for Atmospheric Studies; Dibrugarh University; Assam India
2. Department of Physics; Birjhora Mahavidyalaya; Bongaigaon Assam India
3. Department of Physics; Dibrugarh University; Assam India
4. Climate and Radiation Laboratory; NASA Goddard Space Flight Center; Greenbelt MD USA
5. Goddard Earth Sciences Technology and Research (GESTAR); Morgan State University (MSU); Baltimore MD USA
6. Space Physics Laboratory; Vikram Sarabhai Space Centre; Thiruvananthapuram Kerala India