Energy analyser
# 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
