L.M. Claessen, J.C. Maan, et al.
Physical Review Letters
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.
L.M. Claessen, J.C. Maan, et al.
Physical Review Letters
J.M. Hong, T.P. Smith III, et al.
Journal of Crystal Growth
L. Esaki, L.L. Chang
J Magn Magn Mater
L. Esaki, L.L. Chang
C R C Critical Reviews in Solid State Sciences