| 单词 | cold-cathode |
| 释义 | > as lemmascold-cathode cold-cathode n. a cathode that emits electrons at ambient temperature under the influence of a high voltage; usually attributive. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > cathode-ray tube > [noun] > operating at ambient temperature reference tube1890 cold-cathode1929 1929 Proc. IRE 17 849 (heading) Cold cathode rectification. 1929 Proc. IRE 17 850 Cold cathode devices for rectification are essentially identical in that they embody a cathode, of relatively greater surface area than the anode, situated in a suitable gas of the proper density to produce the desired conductivity by ionization. 1930 Engineering 31 Oct. 560/3 Many interesting developments of the original cold-cathode tubes were taking place. 1945 Electronic Engin. 17 762 A special cold cathode tube capable of carrying loads of 1,000 to 2,000 amperes at 100 kV. < as lemmas |
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