R. Tsu, W.E. Howard, et al.
Physical Review
Observations of well developed negative resistance regions in both forward and reversed biased Si Zener diodes are explained in terms of a combination of impact ionization in the bulk material and Zener breakdown in the junction. © 1967.
R. Tsu, W.E. Howard, et al.
Physical Review
J.A. Van Vechten, R. Tsu, et al.
Physics Letters A
R. Tsu, H. Kawamura, et al.
Solid State Communications
R. Tsu, J.F. Janak
Physical Review B