Iyaz Islam (400880) creator text Lahore (unpublished) 2019 monographic vii, 55 p. : ill. (col.) ; 30 cm. +CD In partial fulfillment of the requirements for the degree of Masters of Philosophy in Physics Includes references. Thesis supervisor: Dr. Muhammad Waqas Iqbal Thesis (M.Phil Physics) Riphah International University, 2019 English Gas doping Physics Environmental effect Tungsten diselenide Chemical doping Optical microscopy Chemical vapor Deposition WSe2 TMDCs RICAS IYA 530