FORMATION OF NEW EMISSION CENTERS ON THE CATHODE IN THE PROCESS OF SWITCHING ELECTRICAL CURRENT IN A VACUUM - 3. THE EFFECT OF A TRANSVERSE MAGNETIC FIELD.

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作者
Proskurovskii, D.I.
Puchkarev, V.F.
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来源
Soviet physics. Technical physics | 1980年 / 25卷 / 10期
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701 Electricity and Magnetism - 714 Electronic Components and Tubes;
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摘要
The formation of emission centers (EC) on the cathode when electrical current is switched in a transverse magnetic field is investigated. It is shown that new EC arise in the direction of the plasma drift and they move with a velocity approximately 3 multiplied by (times) 10**6 cm/s. The mechanism for their origin is discussed. A qualitative model is proposed for explaining EC, associated with anomalous motion of the cathode spot of the vacuum arc.
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页码:1235 / 1239
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