Veeresh G. Hiremath - Karnatak University
I. S. Yahia - King Khalid University
H. Y. Zahran - King Khalid University
B. Chethan - Indian Institute of Science Bangalore
G. H. Malimath - Karnatak University
Y. T. Ravikiran - Department of PG Studies and Research in Physics, Government Science College, Chitradurga, India
V. Jagadeesha Angadi - Deparment of Physics, P.C.Jabin Science College, Hubballi, India