Raphael Tsu, L. Esaki
Physical Review B
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.
Raphael Tsu, L. Esaki
Physical Review B
L. Esaki, L.L. Chang
C R C Critical Reviews in Solid State Sciences
Y. Iye, E. Mendez, et al.
Physical Review B
E. Mendez, L.L. Chang, et al.
Physical Review Letters