D.E. Eastman
Journal of Applied Physics
The energy gap between the lowest two valence bands for several binary compounds has been determined from photoemission distributions and is found to be a good measure of the ionicity parameter C of the Philips-Van Vechten theory. © 1973.
D.E. Eastman
Journal of Applied Physics
E. Spiller, D.E. Eastman, et al.
Journal of Applied Physics
D.E. Eastman
Solid State Communications
G.M. Bancroft, W. Gudat, et al.
Physical Review B