R.J. Twieg, K. Betterton, et al.
SPIE Optics, Imaging, and Instrumentation 1993
R.J. Twieg, K. Betterton, et al.
SPIE Optics, Imaging, and Instrumentation 1993
H. Schwenk, S.S.P. Parkin, et al.
Physical Review B
J.D. Swalen, G.C. Bjorklund, et al.
SPIE San Diego 1992
W.-Y. Lee, J.R. Salem, et al.
Applied Physics Letters