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spark spectrum
noun
, Physics.
- a spectrum formed from the light produced by an electric spark, characteristic of the gas or vapor through which the spark passes.
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Example Sentences
The salts have a faint pink colour, and show a faint absorption spectrum; the spark spectrum is brilliant and well characterized.
From Project Gutenberg
Gallium is best detected by means of its spark spectrum, which gives two violet lines of wave length 4171 and 4031.
From Project Gutenberg
The salts of praseodymium are green in colour, and give a characteristic spark spectrum.
From Project Gutenberg
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