Published October 1974 | Version v1
Book

Beam homogeneity and dependence of a Thomson ionic microetching machine on the variation in the working parameters

Creators

  • 1. CEA Centre d'Etudes de Bruyeres-le-Chatel, 92 - Montrouge (France)

Description

The specific use of ion beam machining in selective etching of superposed thin films requires a rigourous control of the process. This control entails the two following requirements: a perfect etching uniformity on a large duty surface, an excellent reproducibility in etching velocities. Such performance can be obtained only from a systematic optimization study for the various discharge and neutralization parameters. Results obtained give information on the role and criticality of each of them, the mutual influences appearing at use, as well as improvements to be done

Abstract (French)

L'utilisation particuliere de l'usinage ionique par faisceau d'ions dans la gravure selective de couches minces superposees, exige un controle rigoureux de ce procede. Ce controle aboutit aux deux exigences suivantes: parfaite uniformite de gravure sur une grande surface utile, excellente reproductibilite des vitesses d'attaque. De telles performances ne peuvent etre obtenues que par une etude systematique d'optimisation des differents parametres de decharge et de neutralisation. Les resultats obtenus renseignent sur le role et la criticite de chacun d'eux, sur les influences mutuelles apparaissant a l'utilisation ainsi que sur les points a ameliorer

Additional details

Additional titles

Original title (French)
Homogeneite du faisceau et influence de la variation des differents parametres de fonctionnement sur l'utilisation d'un usineur ionique Thomson

Publishing Information

Publisher
Societe Francaise du Vide.
Imprint Place
Paris, France
Imprint Title
Electron and ion beam processes applications. 4. International congress AVISEM 74. Toulouse, October 8-11, 1974
Imprint Pagination
p. 270-277.

Conference

Title
4. International congress AVISEM 74. Application of electronic and ionic processes.
Dates
08 Oct 1974.
Place
Toulouse, France.

INIS

Country of Publication
France
Country of Input or Organization
France
INIS RN
7242467
Subject category
S07: ISOTOPES AND RADIATION SOURCES;
Resource subtype / Literary indicator
Conference
Descriptors DEI
ELECTRIC DISCHARGES; ETCHING; OPTIMIZATION; RECOMBINATION; SPUTTERING
Descriptors DEC
SURFACE FINISHING

Optional Information

Notes
Imprint:Supplement to the journal Le Vide les Couches Minces no. 171.;Application des processus electroniques et ioniques. 4. Congres international AVISEM 74. Toulouse, 8-11 Octobre 1974.