C.Y. Fong, R.F. Gallup, et al.
Superlattices and Microstructures
A report of the first observation of the superconducting energy gap in a semiconductor, GeTe, is given. The gap was observed in a tunnel junction of AlAl2O3GeTe. © 1966.
C.Y. Fong, R.F. Gallup, et al.
Superlattices and Microstructures
T.P. Smith, B.B. Goldberg, et al.
Physical Review B
L. Esaki, P.J. Stiles
Physical Review Letters
L. Esaki, R.R. Haering
Journal of Applied Physics