TY - BOOK AU - Safar Ehsan (13257) TI - Effect of se and te on the optoelectronic properties of Li2s: first principle studies U1 - 530 PY - 2021/// CY - Islamabad PB - (unpublished) KW - Physics KW - Electron density KW - Kinetic energy KW - Potential energy KW - Reflectivity KW - DBS KW - FEAS N1 - Submitted in fulfillment of the requirements for the degree of Master of Philosophy in Physics to the Department of Basic Sciences; Includes bibliographical references; Thesis supervisor: Dr. Amin Ur Rahman; Thesis (M.Phil)--Riphah International University, 2021 ER -