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Development of large volume double ring penning plasma discharge source for efficient light emissions
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10.1063/1.4768536
/content/aip/journal/rsi/83/12/10.1063/1.4768536
http://aip.metastore.ingenta.com/content/aip/journal/rsi/83/12/10.1063/1.4768536

Figures

Image of FIG. 1.
FIG. 1.

Schematic view of the experimental setup of the Penning plasma discharge source.

Image of FIG. 2.
FIG. 2.

Schematic view of the electrode geometry of the Penning plasma discharge source for (a) double and (b) single ring configuration.

Image of FIG. 3.
FIG. 3.

The 3-D cross-sectional view of the electric field distribution in PPD source at 2 kV applied voltage for (a) double and (b) single ring configurations.

Image of FIG. 4.
FIG. 4.

The 3-D view of the developed PPD geometry for simulation.

Image of FIG. 5.
FIG. 5.

Electric field profile in the PPD source after 1 μs time in the plasma discharge at 2 kV applied voltage for (a) double and (b) single ring configurations.

Image of FIG. 6.
FIG. 6.

Accumulation of charge particles (green dots show electrons and red dots show ions) in the discharge geometry at 1 μs time and 2 kV applied voltage for (a) double and (b) single ring geometry.

Image of FIG. 7.
FIG. 7.

The variation of discharge current at different applied voltages and for different working pressures (a) double and (b) single ring configuration.

Image of FIG. 8.
FIG. 8.

Breakdown voltages at different working pressures for double and sing ring discharge operation.

Image of FIG. 9.
FIG. 9.

The intensity variation of the spectral line HeI 728.13 Å (21P-31S) with discharge current for double and single ring configurations at different pressures.

Image of FIG. 10.
FIG. 10.

Intensities of the observed helium spectral lines for both configurations at fixed pressure 6 × 10−3 mbar and fixed discharge current 5 mA.

Tables

Generic image for table
Table I.

Electron density estimations for different discharge pressures and fixed discharge current in single and double ring configurations.

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/content/aip/journal/rsi/83/12/10.1063/1.4768536
2012-12-04
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Development of large volume double ring penning plasma discharge source for efficient light emissions
http://aip.metastore.ingenta.com/content/aip/journal/rsi/83/12/10.1063/1.4768536
10.1063/1.4768536
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