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abstraction > mathematical concept > number > quantity > radiation measurement > spectral feature > set of lines > lambda doublet |
lambda doublet comparison table |
Subject | has specie | is a kind of | has definition |
---|---|---|---|
set of lines | spectral feature | A set of absorption or emission lines in the spectra of a celestial object | |
lambda doublet | OH | set of lines | Two lines in the microwave region of the spectrum of the OH molecule caused by splitting of electronic levels. |
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