P. Manuel, G.A. Sai-Halasz, et al.
Physical Review Letters
No abstract available.
P. Manuel, G.A. Sai-Halasz, et al.
Physical Review Letters
R.T. Collins, L. Vina, et al.
Physical Review B
E. Mendez, L. Esaki, et al.
Physical Review Letters
L. Esaki, L.L. Chang
Physical Review Letters