Schmidt, Matthias; Janse van Rensburg, Pieter Johan; De Meyer, Hannes; Meyer, Walter Ernst; Auret, Francois Danie
(Elsevier, 2014-04)
Primary defects were introduced into n-type gallium nitride (GaN) thin films by 1.6 MeV-proton bombardment at 20 K. The electronic states of these defects were investigated by means of optical space charge spectroscopy. ...