000 00263nam a22001097a 4500
999 _c362045
_d362045
022 _a22784861
245 _aIOSR Journal of applied physics
260 _aIndia
_bIQSR Journal
310 _aBi-monthly
365 _b3960
_cRs
856 _uhttp://www.iosrjournals.org/