thermionics definición, thermionics significado | diccionario de inglés definición

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Collins

thermionics

  

      n   functioning as sing   the branch of electronics concerned with the emission of electrons by hot bodies and with devices based on this effect, esp. the study and design of thermionic valves  
Diccionario de inglés definición  
Collins
thermionic  
      adj   of, relating to, or operated by electrons emitted from materials at high temperatures  
a thermionic valve     


thermionic current  
      n   an electric current produced between two electrodes as a result of electrons emitted by thermionic emission  
thermionic emission  
      n   the emission of electrons from very hot solids or liquids: used for producing electrons in valves, electron microscopes, X-ray tubes, etc.  
thermionic valve   ,   (esp. U.S. and Canadian)   tube  
      n   an electronic valve in which electrons are emitted from a heated rather than a cold cathode  

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