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Effect of surface roughness of the neutralization grid on the energy and flux of fast neutrals and residual ions extracted from a neutral beam source
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10.1116/1.2433983
/content/avs/journal/jvstb/25/1/10.1116/1.2433983
http://aip.metastore.ingenta.com/content/avs/journal/jvstb/25/1/10.1116/1.2433983
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Figures

Image of FIG. 1.
FIG. 1.

Schematic of (a) metal (aluminum) grid with drilled holes, and (b) Si grid with parallel plates.

Image of FIG. 2.
FIG. 2.

Schematic of electrostatic ion energy analyzer underneath the neutralization grid (not to scale).

Image of FIG. 3.
FIG. 3.

Schematic of calorimeter.

Image of FIG. 4.
FIG. 4.

Temperature response of thermocouple attached to the calorimeter for Si grid with plasma on (conditions: power, pressure, and boundary voltage) and plasma off.

Image of FIG. 5.
FIG. 5.

Residual ion energy distributions and fast neutral energy distributions for the Si grid and metal grid. Conditions: power, pressure, and boundary voltage.

Image of FIG. 6.
FIG. 6.

Fraction of incident ion energy retained by scattered neutrals as a function of boundary voltage for the Si grid and metal grid. Conditions: power and pressure.

Image of FIG. 7.
FIG. 7.

Total flux, residual ion flux, and fast neutral flux for Si grid and metal grid, as a function of pressure. Conditions: power and boundary voltage.

Image of FIG. 8.
FIG. 8.

Total flux, residual ion flux, and fast neutral flux for Si grid and metal grid, as a function of power. Conditions: pressure and boundary voltage.

Image of FIG. 9.
FIG. 9.

Total flux, residual ion flux, and fast neutral flux for Si grid and metal grid, as a function of boundary voltage. Conditions: power and pressure.

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/content/avs/journal/jvstb/25/1/10.1116/1.2433983
2007-01-29
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Effect of surface roughness of the neutralization grid on the energy and flux of fast neutrals and residual ions extracted from a neutral beam source
http://aip.metastore.ingenta.com/content/avs/journal/jvstb/25/1/10.1116/1.2433983
10.1116/1.2433983
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