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SPARK Dictionary Terms
enhanced spectral line
The line from a spark or other very hot source that has greater intensity than that of a line produced by an arc or flame...
Hertz effect
The ionization and spark emission due to exposure to ultraviolet radiation.
laser spark spectroscopy
A method of analysis in which a pulsed laser beam is used to heat a particle, producing a plasma, or laser spark. As the...
ionization gauge
A type of radiation detector that depends on the ionization produced in a gas by the passage of a charged particle through...
spectrographic electrode
The hollow electrode used in emission spectroscopy to hold the material to be examined and, using an arc or spark source, to...
optical emission spectroscopy
In dry etching, a method of characterizing the composition of solid materials such as metal. Atoms in the OES technique are...
laser speckle
Sparkling granular pattern that is observed when an object diffusely reflects coincident laser light. Speckle appears as an...
glow discharge
An electric discharge in a low-pressure gas having a low-current density and a space potential near the cathode that is much...
spectrochemical equipment
Equipment used for chemical analysis by investigation of the spectra formed and observed in chemical activity. Of particular...
laser spark
Breakdown of a gas produced by the attenuation of an intense pulse of focused laser light.
(10 results found)
May 2024
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