Laghari, S., Nuclear Institute of Agriculture (NIA), Tando Jam, Sindh, Pakistan Lal, K., National Centre for Non-Destructive Testing (NCNDT), Islamabad, Pakistan Lali, M. I., Sargodha Lali, M.I., University of Gujrat, Gujrat Lalsangi, Dayanand, Department of Physics, Government First Grade College, Dharwad, Karnataka, India Latif, A., Department of Chemical Engineering, University of Engineering and Technology, G.T. Road, Lahore 54890, Pakistan Latif, F., National Institute for Biotechnology and Genetic Engineering (NIBGE), P.O. Box 577, Faisalabad, Pakistan Latif, F., National Institute for Biotechnology and Genetic Engineering (NIBGE), Faisalabad, Pakistan Latif, K., Department of Electrical Engineering, Wah Engineering College, University of Wah, Wah Cantt., Pakistan Latif, Z., Isotope Application Division, Directorate of Technology, PINSTECH, P.O. Nilore, Islamabad, Pakistan Lodhi, S. A., UVAS, Lahore