photoelectric current
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photoelectric current — fotosrovė statusas T sritis automatika atitikmenys: angl. photocurrent; photoelectric current vok. Photostrom, m rus. фототок, m pranc. courant photo électrique, m; photo courant, m … Automatikos terminų žodynas
photoelectric current — noun : photocurrent * * * Physics. photocurrent. [1875 80] … Useful english dictionary
Photoelectric efficiency — is described as the decrease in the photoelectric current as the frequency of electromagnetic radiation falling on a metal surface increases. As the frequency of the incident radiation increases with constant intensity, the number of photons in… … Wikipedia
photoelectric effect — Physics. the phenomenon in which the absorption of electromagnetic radiation, as light, of sufficiently high frequency by a surface, usually metallic, induces the emission of electrons from the surface. Also called photoemission. [1890 95] * * *… … Universalium
photoelectric cell — ► NOUN ▪ a device using a photoelectric effect to generate current … English terms dictionary
photoelectric cell — ☆ photoelectric cell n. a photodetector that regulates or produces a current or voltage in response to certain types of radiation, esp. visible light: typically incorporated in an electric circuit and used in mechanical devices as to open doors,… … English World dictionary
Photoelectric effect — The photoelectric effect is a quantum electronic phenomenon in which electrons are emitted from matter after the absorption of energy from electromagnetic radiation such as x rays or visible light.cite book | title = Physics for Scientists… … Wikipedia
photoelectric cell — noun a device using a photoelectric effect to generate current … English new terms dictionary
photoelectric — adj. marked by or using emissions of electrons from substances exposed to light. Phrases and idioms: photoelectric cell a device using this effect to generate current. Derivatives: photoelectricity n … Useful english dictionary
photoelectric cell — Electronics. photocell. [1890 95] * * * ▪ electronics also called Electric Eye, Photocell, or Phototube, an electron tube with a photosensitive cathode that emits electrons when illuminated and an anode for collecting the emitted… … Universalium
