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Modeling of a negative ion source. I. Gas kinetics and dynamics in the expansion region
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10.1063/1.2752514
/content/aip/journal/pop/14/7/10.1063/1.2752514
http://aip.metastore.ingenta.com/content/aip/journal/pop/14/7/10.1063/1.2752514

Figures

Image of FIG. 1.
FIG. 1.

Scheme of the radio frequency inductively coupled negative ion source.

Image of FIG. 2.
FIG. 2.

Time evolution of the total number of and macroparticles in the simulation domain.

Image of FIG. 3.
FIG. 3.

Axial profiles of and density in the expansion region.

Image of FIG. 4.
FIG. 4.

Total density of vibrational states in the middle of the expansion region for the four different cases studied: only eV and EV processes (circles); eV, EV, and AV processes (squares); eV, EV, AV, and sV processes (crosses); all formation and destruction processes included (full line).

Image of FIG. 5.
FIG. 5.

Elementary reaction rate of the most important processes leading to a population of the vibrational state as a function of the vibrational state .

Image of FIG. 6.
FIG. 6.

Elementary reaction rate of the most important processes leading to a decrease in the population of vibrational states as a function of the vibrational state .

Image of FIG. 7.
FIG. 7.

Axial profiles of the density of different vibrational states .

Image of FIG. 8.
FIG. 8.

Axial profiles of the vibrational , temperatures.

Image of FIG. 9.
FIG. 9.

Axial profiles of translational and temperatures using two different ion temperatures.

Tables

Generic image for table
Table I.

Operative parameters of the radio frequency inductively coupled negative ion source from Garching.

Generic image for table
Table II.

List of the most significant volume processes included in the model.

Generic image for table
Table III.

Simulation parameters used into the numerical model.

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/content/aip/journal/pop/14/7/10.1063/1.2752514
2007-07-30
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Modeling of a negative ion source. I. Gas kinetics and dynamics in the expansion region
http://aip.metastore.ingenta.com/content/aip/journal/pop/14/7/10.1063/1.2752514
10.1063/1.2752514
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