00881nam a22001817a 4500 Riphah International University 612.014 AMB Ambreen Muzaffar (13854) Comparison study of penumbra, flatness and symmetry for high energy-photon beams, in small & large fields, with 2D ion chamber array matrix Islamabad (unpublished) 2018 xiii, 37 p. : ill. ; 30 cm. +CD Submitted in fulfillment of the requirements for the degree of Masters of philosophy in Physics to the Faculty of Basic Sciences and Humanities. Includes bibliographical references Thesis supervisor: Dr. Zafar Wazir Thesis (M.Phil)--Riphah International University, 2018 English Photon Beams Chamber array Penumbra Flatness Symmetry FBSH 0 0 0 1 RIU RIU 2018-08-29 Riphah International University 0 539.772 AMB 28921 2018-08-29 00:00:00 1 2018-08-29 TH 22880 22880