R.M. Feenstra, W.A. Thompson, et al.
JVSTA
This study shows that in fcc lanthanum the measured ratio of superconducting energy gap to transition temperature strongly depends on annealing treatment. © 1967.
R.M. Feenstra, W.A. Thompson, et al.
JVSTA
W.A. Thompson, T. Penney, et al.
Physical Review Letters
T. Penney, W.A. Thompson
Journal of Magnetism and Magnetic Materials
N.J. Dinardo, W.A. Thompson, et al.
Physical Review B