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fine structure
[ fahyn ]
noun
- a group of lines that are observed in the spectra of certain elements, as hydrogen, and that are caused by various couplings of the azimuthal quantum number and the angular momentum quantum number.
fine structure
noun
- the splitting of a spectral line into two or more closely spaced components as a result of interaction between the spin and orbital angular momenta of the atomic electrons Compare hyperfine structure
yvlog History and Origins
Origin of fine structure1
Example Sentences
The method, she says, can preserve “the fine structure of very, very small parts of cells” better than the chemical fixatives normally used in microscopy.
Much to the team's surprise, Webb's view of the PAH emission highlights the galactic wind's fine structure -- an aspect previously unknown.
This preserves their hydration and fine structure and thus their native state.
The extra pressure on the dark matter from the quantum effect also inhibits fine structures in dark matter, resulting in a fuzzy appearance.
Still, it is the case that songbirds, at least the species studied so far, do appear to be much better than humans at hearing changes in fine structure.
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