What Are the Performance Characteristics of a Reserve Type Barium Tungsten Cathode?

The reserve type barium tungsten cathode has the characteristics of low surface escape work, good working stability, high electron emission density, long lifespan, strong resistance to poisoning and electron bombardment, good gas discharge lamp ignition speed, low electrode operating temperature, no radioactive toxicity, and the ability to resist medium toxicity, which are also excellent characteristics of the reserve type barium tungsten cathode.

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