PREPARATION AND STUDY OF IMPROVED Cs Rb2OAg PHOTOCATHODE
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Graphical Abstract
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Abstract
Cs Rb2OAg photo-cathode fabricated by improved technique has the advantages such as high photosensitivity,less thermal emission and better reproducibility etc.Particularly,the background brightness of the Image Tube was improved.In this paper,structure model of energy bands of surface Cs Rb2OAg photo-cathode is given and the analysis are good agreement with the experimental results.
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