1. See the articles in IEEE Tran. Electron DevicesED-36(1989).
2. See the articles inAmorphous and Microcrystalline Semiconductor Devices:Optoelectronic Devices, edited by J. Kanicki (Artech House, Boston, 1991).
3. A. Madan and M. Shaw, inThe Physics and Applications of Amorphous Semiconductors(Academic, Boston, 1988).
4. See the article inAmorphous Silicon Devices, Semiconductors and Semimetals, Vol. 21D, edited by J. I. Pankove (Academic, New York, 1984).
5. S. Y. Manabe, in IEEE Technical Digest of the International Solid-State Circuits Conference, 1988, p. 5.