Low-pressure gas breakdown in uniform dc electric field
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Title |
Low-pressure gas breakdown in uniform dc electric field
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Creator |
Lisovskiy, V.
Yakovin, S. Yegorenkov, V. |
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Subject |
plasma physics
gas discharges |
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Description |
This paper studies in experiment and theory the breakdown of argon, nitrogen, air and oxygen in a uniform dc electric field at different discharge gaps L, discharge tube radii R and cathode materials. At arbitrary geometric dimensions of the cylindrical discharge vessel and cathode materials the ratio of the breakdown electric field value to the gas pressure p at the minimum of the breakdown curves is shown to remain constant, (Edc/p)min ≈ constant. A modified breakdown law for the low-pressure dc discharge Udc = f (pL, L/R) is obtained. That is, the breakdown voltage Udc is shown to depend not only on the product pL, but also on the ratio L/R. A method is presented enabling one to predict a dc breakdown curve in the cylindrical discharge vessel possessing arbitrary L and R values from the measured data on the dc breakdown. |
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Date |
2010-11-17T21:11:44Z
2010-11-17T21:11:44Z 2000-11 |
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Type |
Article
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Identifier |
J. Phys. D: Appl. Phys. 33 (2000) 2722–2730.
http://dspace.univer.kharkov.ua/handle/123456789/1713 |
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Language |
en
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Relation |
;PII: S0022-3727(00)13111-0
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Publisher |
JOURNAL OF PHYSICS D: APPLIED PHYSICS
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