hot cathode
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Hot cathode — is also a name for a hot filament ionization gauge, a vacuum measuring device.In vacuum tubes, a hot cathode is a cathode electrode which emits electrons due to thermionic emission. ( Cf. cold cathodes, where field emission is used and which do… … Wikipedia
hot cathode — kaitinamasis katodas statusas T sritis automatika atitikmenys: angl. glowing cathode; heated cathode; hot cathode; incandescent cathode vok. Glühkathode, f rus. накаливаемый катод, m pranc. cathode à chauffage, f … Automatikos terminų žodynas
hot cathode — termoelektroninis katodas statusas T sritis fizika atitikmenys: angl. hot cathode; thermionic cathode vok. Glühkatode, f rus. горячий катод, m; термокатод, m; термоэлектронный катод, m pranc. cathode chaude, f; cathode thermoionique, f; cathode… … Fizikos terminų žodynas
hot-cathode — ˈ ̷ ̷| ̷ ̷ˌ ̷ ̷ adjective : operated by thermionic emission from a heated cathode hot cathode tube … Useful english dictionary
hot-cathode tube — /hot kath ohd/, Electronics. See thermionic tube. [1910 15] * * * … Universalium
hot-cathode tube — /hot kath ohd/, Electronics. See thermionic tube. [1910 15] … Useful english dictionary
hot-cathode tube — a vacuum tube in which the cathode is electrically heated to incandescence and in which the stream of electrons depends on the temperature of the cathode … Medical dictionary
hot cathode — … Useful english dictionary
Hot filament ionization gauge — Infobox Laboratory equipment name = Hot filament ionization gauge caption = Bayard Alpert hot thoriated iridium filament ionization gauge on 2.75 in conflat flange acronym = other names = Hot cathode gauge Bayard Alpert gauge uses = Pressure… … Wikipedia
Cathode — Diagram of a copper cathode in a galvanic cell (e.g., a battery). A positive current i flows out of the cathode (CCD mnemonic: Cathode Current Departs). A cathode is an electrode through which electric current flows out of a polarized electrical… … Wikipedia
