P.B. Madakson, S. Nunes, et al.
Nuclear Inst. and Methods in Physics Research, B
P.B. Madakson, S. Nunes, et al.
Nuclear Inst. and Methods in Physics Research, B
N.J. Chou, C.H. Tang, et al.
Applied Physics Letters
J. Paraszczak, E. Babich, et al.
Proceedings of SPIE 1989
N.J. Chou, M.W. Shafer
Surface Science