000
00263nam a22001097a 4500
999
_c
362045
_d
362045
022
_a
22784861
245
_a
IOSR Journal of applied physics
260
_a
India
_b
IQSR Journal
310
_a
Bi-monthly
365
_b
3960
_c
Rs
856
_u
http://www.iosrjournals.org/