A
pressure-sensitive detector based on the pressure increase of a gas. A special type is the Golay cell
where the pressure change is detected by observing the deflection off one of the chamber
walls.
Source:
PAC, 1995, 67, 1745
(Nomenclature, symbols, units and their usage in spectrochemical analysis-XI. Detection
of radiation (IUPAC Recommendations 1995))
on page 1752