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Barium evaporation and film degradation of osmium-coated cathode

机译:钡涂覆and阴极的蒸发和薄膜降解

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This paper describes the experiments for the evaporation and film degradation of osmium-coated cathode. Evaporating rate and under-heated characters were tested, and SEM & EDS were used. Barium evaporation is the main factor of cathode life degradation under 1080 C. The model of failure caused by evaporation was established.
机译:本文介绍了for涂层阴极的蒸发和膜降解的实验。测试了蒸发速率和过热特性,并使用SEM和EDS。钡蒸发是1080°C下阴极寿命降低的主要因素。建立了蒸发引起的失效模型。

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