hot cathode


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hot cathode

[′hät ′kath‚ōd]
(electronics)
A cathode in which electron or ion emission is produced by heat. Also known as thermionic cathode.
References in periodicals archive ?
Supply of a scanning electron microscope with Schottky field emission source hot cathode (FE-SEM) - IGC: 6318925DDB.
In addition to hot cathode fluorescent lamps, the company produces light emitting diode (LED), organic LED (OLED), and cold cathode fluorescent lamps (CCFLs), prompting Chang to report that Wellypower is the world's exclusive lighting manufacturer to provide a complete range of light sources.
The new eco-friendly Bravia WE5 sets new standards for energy efficiency incorporating features such as the world's first Micro-tubular Hot Cathode Fluorescent Lamp, an intelligent sensor that detects the presence or absence of a viewer in front of the TV and accordingly switches it on or off and an energy saving switch," the statement said.
The 52-inch KDL-52VE5, the 46-inch KDL-46VE5 and the 40-inch KDL-40VE5 models are the first to incorporate Sony's exclusive micro-tubular Hot Cathode Fluorescent Lamp (HCFL).
Hot cathode emits high number of electrons into the environment.
Single, Dual & Variable Brightness Inverters for UV, Cold Cathode & Hot Cathode Lamps
The TripleGauge combines a 1) capacitance diaphragm measurement technique with a 2) Pirani-type heat-loss technique, and a 3) Bayard-Alpert hot cathode ionization technique.
The HPS Series 909 Mini Ion Transducer is an integrated hot cathode sensor and electronics control package.
Early thermionic rectifiers depended upon controlling the flow of electrons from a hot cathode emitter to an anode.
Contract notice: Provision of a scanning electron microscope with schottky field emission source hot cathode (fe-sem).
Tungsten rod with addition of yttrium, mounted on the bottom plate, was used as hot cathode.
In hot cathode tubes, the source of electrons is from a hot wire of refractory metal, usually tungsten, or a thoria (Th[O.