Запис Детальніше

Low-pressure gas breakdown in uniform dc electric field

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Title Low-pressure gas breakdown in uniform dc electric field
 
Creator Lisovskiy, V.
Yakovin, S.
Yegorenkov, V.
 
Subject plasma physics
gas discharges
 
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.
 
Date 2010-11-17T21:11:44Z
2010-11-17T21:11:44Z
2000-11
 
Type Article
 
Identifier J. Phys. D: Appl. Phys. 33 (2000) 2722–2730.
http://dspace.univer.kharkov.ua/handle/123456789/1713
 
Language en
 
Relation ;PII: S0022-3727(00)13111-0
 
Publisher JOURNAL OF PHYSICS D: APPLIED PHYSICS