A. Krol, C.J. Sher, et al.
Surface Science
Two techniques for determining threshold are compared to capatitance date. Errors from using 77 K thresholds are determined and the effect on measurements on NA+ doped samples estimated. © 1980, All rights reserved.
A. Krol, C.J. Sher, et al.
Surface Science
Ellen J. Yoffa, David Adler
Physical Review B
Michael Ray, Yves C. Martin
Proceedings of SPIE - The International Society for Optical Engineering
P.C. Pattnaik, D.M. Newns
Physical Review B