TY - BOOK AU - Usama Luqman (51091) TI - Doping driven enhancement of thermoelectric and optical behaviour in 2D ZrS2 monolayers: a first principles perspective on Nb, Hf and Te substitution U1 - 530 PY - 2026/// CY - Islamabad PB - (unpublished) KW - Physics KW - Density functional theory KW - Metal dicalcogennides KW - Density approximation KW - Optical conductivity KW - Lapw methof KW - DBS KW - FEAS N1 - A dissertation submitted in the partial fulfillment of the requirements for the degree of Master of Philosophy in Physics Department of Basic Sciences; Includes bibliographical references; Thesis supervisor: Dr. Sikandar Azam; Thesis (M.Phil.)--Riphah International University, 2026 ER -