Okamura, M. ; Oguri, Y. ; Sasa, K.... Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms.
89
(1994)
1-4
- p.
38-41
,
1994
Kido, Y. ; Miyauchi, S. ; Takeda, O.... Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms.
82
(1993)
3
- p.
474-480
,
1993