Rehan Hassan Photo-Detachment Microscopy of Hydrogen Negative Ion Near A Spherical Surfaces : MPhil Physics Rehan Hassan - Islamabad: Allama Iqbal Open University, 2019. - ix,48p. HB Eng Standard No.: https://i.ibb.co/DcNFC41/Thesis-cover.png Subjects--Topical Terms: Hydrogen-ion concentration--MeasurementDissertations, Academic--MPhil Physics Dewey Class. No.: 541.3728 / REP