英语词汇“photocathode”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	photocathode
释义	photocathode (once / 3939771 pages) n WORD FAMILY photocathode USAGE EXAMPLES Silicon, for instance, makes a good photocathode — the electrode that produces hydrogen gas — but is stable only when the solution around it is acidic. Nature(Jun 03, 2014) Inside is a small black square: a new titanium dioxide-coated photocathode. Nature(Jun 03, 2014) n a cathode that emits electrons when illuminated Hyper cathode a negatively charged electrode that is the source of electrons entering an electrical device
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