Ruck, Ben2015-01-152021-03-232015-01-152021-03-232014https://ir.wgtn.ac.nz/handle/123456789/7286pdfen-NZPhysicsPHYS222: Physics: Electrons and PhotonsTextPHYS222PHYS 222examPHYS242PHYS 242PHYS242PHYS 242Electrons and Photons