[1] Inst Plasma Res, Ctr Plasma Phys, CIMPLE PSI Lab, Sonapur 782402, Assam, India
[2] Gauhati Univ, Dept Phys, Gauhati 781014, Assam, India
[3] Natl Inst Pharmaceut Educ & Res NIPER Guwahati, Dept Pharmacol & Toxicol, Changsari 781101, Assam, India
[4] Gauhati Univ, Dept Geol, Gauhati 781014, Assam, India
[5] UGC DAE Consortium Sci Res, Indore 452027, Madhya Pradesh, India