I.N. Eshaa, Md. Al-Aminb, F.T.Z. Tomac, Enayet Hossaina, M.N.I. Khand and Kazi Hanium Mariaa,*
aDepartment of physics, University of Dhaka, Dhaka-1000, Bangladesh
bNuclear Power Plant Company Bangladesh Limited, Ramna, Dhaka-1217, Bangladesh
cExperimental Physics Division, Atomic Energy Centre, Dhaka-1000, Bangladesh
dMaterials Science Division, Atomic Energy Centre, Dhaka-1000, Bangladesh
2019; 20(5): 530-539
Department of physics, University of Dhaka, Dhaka-1000, Bangladesh
Tel : +880-2-01711987595
Fax: +880-2-8615583