TY - BOOK AU - Touseef Ali TI - Engineering the electronic and optical behavior of Ni-doped SnO₂ nanoparticles: a DFT+U study for photovoltaic applications U1 - 530 PY - 2026/// CY - Islamabad PB - (unpublished) KW - Physics KW - Density functional theory KW - Body problems KW - Born oppenheimer KW - Hartree-fock KW - Thomas Fermi modal KW - Hohenberg-Kohan theoram KW - DBS KW - FEAS N1 - Submitted in the partial fulfillment of the requirements for the degree of Master's in Philosophy in Physics, Faculty of Engineering and Applied Sciences.; Includes bibliographical references; Thesis supervisor: Dr. Sikandar Azam Superviser: Dr. Saqlain Hassan ; Thesis (MS)--Riphah International University, 2026 ER -