Affiliation: | 1. GIK Institute of Engineering Sciences and Technology,Topi,District Swabi,NWFP 23640,Pakistan;Physical Technical Institute of Academy of Sciences,Rudaki Ave 33,Dushanbe,734025,Tajikistan 2. School of Materials & Mineral Resources Engineering,Engineering Campus,Universiti Sains Malaysia,14300 Nibong Tebal,Penang,Malaysia 3. GIK Institute of Engineering Sciences and Technology,Topi,District Swabi,NWFP 23640,Pakistan |