Superconductivity: the transition temperature peak below four electrons per atom.
It is shown that the superconducting transition temperature for compounds in seven different structure types exhibits a peak at about 3.7 to 3.9 valence electrons per atom.
Cooper
A S
AS
BELL TELEPHONE LABORATORIES, INCORPORATED, MURRAY HILL, NEW JERSEY 07974.
Corenzwit
E
E
Longinotti
L D
LD
Matthias
B T
BT
Zachariasen
W H
WH