J. Luo, H. Munekata, et al.
Surface Science
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.
J. Luo, H. Munekata, et al.
Surface Science
L. Esaki
ICPS Physics of Semiconductors 1984
L. Esaki
SSDM 1991
L.L. Chang, Armin Segmüller, et al.
Applied Physics Letters