1. See, for example, the special issue on Light Emitting Diodes, in: M.J. Kumar, L. Lunardi, G. Meneghesso, S.J. Pearton, E.F. Schubert (Eds.), IEEE Electron Devices 57(1) (2010).
2. Introduction to Nitride Semi-conductor Blue Lasers and Light Emitting Diodes;Chichibu,2000
3. Light-emitting Diodes;Schubert,2003
4. Introduction to Solid-State Lighting;Zukauskas,2002
5. Electrical characteristics of InGaN∕GaN light-emitting diodes grown on GaN and sapphire substrates