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The Switch-On Mechanism of the Current Emission
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  • Emanuele Spada ,
  • Silvia Deambrosis ,
  • Antonio De Lorenzi ,
  • Nicola Pilan ,
  • Silvia Spagnolo ,
  • Matteo Zuin
Emanuele Spada
Consorzio RFX

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Silvia Deambrosis
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Antonio De Lorenzi
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Nicola Pilan
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Silvia Spagnolo
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Matteo Zuin
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This paper presents a first characterization of direct current Switch-On effect, for high voltage, high vacuum electrodes. Considerations are exposed to explain this Switch-On effect as a consequence of the accumulation of electric charge at the MI cathode interface.