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Unified one-dimensional model of bounded plasma with nonzero ion temperature in a broad pressure range
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10.1063/1.4798401
/content/aip/journal/pop/20/3/10.1063/1.4798401
http://aip.metastore.ingenta.com/content/aip/journal/pop/20/3/10.1063/1.4798401

Figures

Image of FIG. 1.
FIG. 1.

Dependence of the parameter on for different values of (planar case).

Image of FIG. 2.
FIG. 2.

Distribution of normalized (a) ion fluid velocity , (b) plasma density , and (c) plasma potential for different values of (planar case).

Image of FIG. 3.
FIG. 3.

Distribution of normalized (a) ion fluid velocity , (b) plasma density , and (c) plasma potential for different ratios (planar case).

Image of FIG. 4.
FIG. 4.

Comparison of the dependence of the normalized (a) Plasma-sheath boundary location , (b) plasma density , and (c) plasma potential on for the planar, cylindrical, and spherical geometries.

Image of FIG. 5.
FIG. 5.

Comparison of the dependence of the normalized (a) Plasma-sheath boundary location , (b) plasma density , and (c) plasma potential on for different values of the ratio (planar geometry).

Image of FIG. 6.
FIG. 6.

Exponential factor at different values of for different ratios .

Image of FIG. 7.
FIG. 7.

Influence of ion temperature in the radial distribution of normalized (a) ion velocity and (b) plasma density.

Image of FIG. 8.
FIG. 8.

Comparison of the plasma density distribution predicted by the heuristic expression given in Eq. (17) with the analytical solution Eq. (15) at different values of the ratio (planar geometry).

Image of FIG. 9.
FIG. 9.

Comparison of the analytical and numerical solutions of Eqs. (6) and (11) for normalized (a) ion fluid velocity at , (b) plasma density at , (c) ion fluid velocity at , and (d) plasma density at .

Image of FIG. 10.
FIG. 10.

Schematic of a Hollow cathode.

Image of FIG. 11.
FIG. 11.

Electron temperature vs. pressure for different values of the ratio .

Image of FIG. 12.
FIG. 12.

Dependence of the neutral gas pressure on for different values of .

Image of FIG. 13.
FIG. 13.

Dependence of the normalized plasma density at the plasma-sheath boundary on the pressure regime for different values of .

Tables

Generic image for table
Table I.

Comparison of the plasma density distribution predicted by several models (planar geometry).

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/content/aip/journal/pop/20/3/10.1063/1.4798401
2013-03-29
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Unified one-dimensional model of bounded plasma with nonzero ion temperature in a broad pressure range
http://aip.metastore.ingenta.com/content/aip/journal/pop/20/3/10.1063/1.4798401
10.1063/1.4798401
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