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physical phenomena > process > physical process > optical process > radiation modification > line broadening > pressure broadening

pressure broadening comparison table

Subject	has example	is a kind of	has cause	has definition
line broadening		radiation modification		Increase in the range of wavelengths in which some characteristic emission or absorption occurs.
pressure broadening	white dwarfs have very broad absorption lines	line broadening	pressure which in turn is caused by the surface gravity of the star	Line broadening caused by pressure.

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