Increase of breakdown voltage of a low-pressure ac discharge in neon with frequencies from 100 Hz to 20 kHz

Physica ◽  
1970 ◽  
Vol 49 (2) ◽  
pp. 192-196 ◽  
Author(s):  
M.G. Kelkar





2020 ◽  
pp. 3228-3234
Author(s):  
Ahmed Owaid ◽  
Ahmed Y. Owaid

To add more details about the effect of the axial magnetic field on the plasma profile, the breakdown voltage of air was investigated at low pressure (9-15 Pa) in the presence of axial magnetic field (0.01-0.04T). The air was ignited by a DC voltage between two plain electrodes of aluminum separated by a distance (8.5cm). The measurements showed that the discharge voltage decreases to a minimum value, then returns to increase over the minimum with increasing the magnetic field strength, at all pressures in the range. It was also observed that a maximum decrease in the discharge voltage is obtained near the minimum of  Paschen curve from the right side. The decrease in the discharge voltage was caused mainly by the effect of magnetic flux density on the diffusion of charged particles to the walls, especially on that of free electrons which were borne during the breakdown process.



1995 ◽  
Vol 51 (5) ◽  
pp. 3934-3938 ◽  
Author(s):  
Z. Donkó


Physica ◽  
1964 ◽  
Vol 30 (4) ◽  
pp. 702-712 ◽  
Author(s):  
V.G. Kher ◽  
V.G. Ayachit


2012 ◽  
Vol 52 (4) ◽  
pp. 276-282 ◽  
Author(s):  
L. Ledernez ◽  
F. Olcaytug ◽  
G. Urban


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