1. Department of Chemistry, Prof. Rajendra Singh (Rajju Bhaiya) Institute of Physical Sciences for Study & Research, V.B.S. Purvanchal University, Jaunpur 222003, India
2. Department of Chemistry, University of Lucknow, Babuganj, Lucknow 226007, UP, India
3. Department of Chemistry, Indian Institute of Technology (Banaras Hindu University), Varanasi 221005, India
4. Department of Chemistry, Sri Ganesh Rai Post Graduate College, Dobhi, V.B.S. Purvanchal University, Jaunpur 222149, UP, India