Debye length: Difference between revisions
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A plasma consisting of freely moving positively and negatively charged particles has a natural tendency to shield net charges (or cancel DC electric fields). | |||
The effective shielding length is the Debye length, and can be derived from a simple two fluid model of the plasma. | The effective shielding length is the Debye length, and can be derived from a simple two fluid model of the plasma. | ||
<ref>J.P. Freidberg, ''Plasma physics and fusion energy'', Cambridge University Press (2007) ISBN 0521851076</ref> | <ref>J.P. Freidberg, ''Plasma physics and fusion energy'', Cambridge University Press (2007) ISBN 0521851076</ref> | ||
Revision as of 08:34, 26 July 2010
A plasma consisting of freely moving positively and negatively charged particles has a natural tendency to shield net charges (or cancel DC electric fields). The effective shielding length is the Debye length, and can be derived from a simple two fluid model of the plasma. [1] [2]
where Te is given in energy units.