title: Energy analyser
text: # Energy analyser
  
  Energy analyser or energy analyzer may refer to:
  
  * A type of diagnostic probe used in the study of plasma physics
  * An electron energy analyzer, as used in Auger Electron Spectroscopy
  * Electrostatic analyzer, a device used in mass spectroscopy to allow the passage ions or electrons that have a given specific energy
  * Wattmeter, an instrument which measures the electrical power circulating in any electric circuit
  