J.I. Lee, B.B. Goldberg, et al.
Solid State Communications
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.I. Lee, B.B. Goldberg, et al.
Solid State Communications
J. Beerens, G. Grégoris, et al.
Physical Review B
L.L. Chang, E. Mendez, et al.
Surface Science
Dragana Popović, A.B. Fowler, et al.
Physical Review B