Radiant energy – Ion generation – Field ionization type
Patent
1994-10-11
1996-01-30
Berman, Jack I.
Radiant energy
Ion generation
Field ionization type
250427, 250251, 31511181, 31511191, 3133591, H01J 3708, H05H 300
Patent
active
054882281
ABSTRACT:
The invention is directed to a saddle field source for ions or neutral particles which is asymmetrically configured. The saddle field source preferably has three electrodes and has an improved efficiency.
REFERENCES:
patent: 3944873 (1976-03-01), Franks et al.
patent: 4122347 (1978-10-01), Kovalsky et al.
patent: 4354113 (1982-10-01), Goode et al.
patent: 4412153 (1983-10-01), Kalbfus et al.
patent: 4608513 (1986-08-01), Thompson
Flemming, J. Vac. Sci. Technol., vol. 12, No. 6, Nov./Dec. 1975, pp. 1369-1372.
"Atom beam source" by J. Franks, Vacuum, vol. 34, Nos. 1-2, 1984 pp. 259 to 261.
"Ion sources for ion beam assisted thin-film deposition" by W. Ensinger, Rev. Sci. Instrum. 63 (11), Nov. 1992, American Institute of Physics, pp. 5217 to 5233.
Berman Jack I.
Carl-Zeiss-Stiftung
Ottesen Walter
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