1. See D. Adler and S.R. Ovshinsky, Chemtech, in press, for a recent review.
2. M.K. Armstrong-Russell, W. Freedman and E.E. Spittes, S.P.I.E. Proc. 407, 132 (1983).
3. S.R. Ovshinsky, Tech. Digest Intern. PVSEC-1. (Kobe, Japan, 1984) p. 577. (As presented.)
4. S.J. Hudgens and A.G. Johncock, these proceedings.
5. D. Adler, (Hang) in Physical Properties of Amorphous Materials, ed. D. Adler, Β.Β. Schwartz and M.C. Steele (Plenum Press, N.Y., 1985) p. 5.