Investigation of Contact Edge Effects in the Channel of Planar Gunn Diodes Mindil, A. ; Dunn, G. M. ; Khalid, A. ; Oxley, C. H. Abstract Publication: IEEE Transactions on Electron Devices Pub Date: January 2020 DOI: 10.1109/TED.2019.2951301 Bibcode: 2020ITED...67...53M