hyperfine
1
9.9
- adjective
- /ˈhaɪpərˌfaɪn/
- Specialized
- The hyperfine interaction leads to the gradual polarization of the nuclear spin through the Overhauser effect.
- hyperfine transitions
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Watch on YouTubeWhy is there a hyperfine structure in the energy levels of the orbitals of electrons and so forth.
- Why is there a hyperfine structure in the energy levels of the orbitals of electrons and so forth.
Examples
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The hyperfine interaction, however, required a relativistic treatment, and it spurred the development of relativistic quantum electrodynamics by Schwinger, Richard Feynman, Sin-itiro Tomonaga, and others.
Academic text (1993) -
In 1967, the international time standard for the second was defined in terms of the hyperfine frequency of the cesium atom.
Academic text (1993) -
In a weak field it is the hyperfine structure which dominates.
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Those experiments consider two kinds of transition: electronic transitions, in which the spatial wavefunctions of electrons change, and hyperfine transitions during which only the total spin of the electron and nucleus changes.
Academic text (2004) -
The hyperfine frequency of the cesium atom is crucial for accurate timekeeping in atomic clocks.
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Researchers studied the hyperfine structure to understand the interactions within atoms more precisely.
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The hyperfine interactions in molecules can reveal important information about their internal states.
Synonyms
2
5.3
Very high quality and delicate, often used for cloth or food
1
5.2
Something that is very small, like tiny particles or thin fibers
1
4.2
Very smooth and high quality, like fine wool
How Narrow
Surface Forms
Morphology
Etymology
Hyperfine comes from the Greek prefix hyper- meaning 'very' or 'over', as in hyperactive, and the word fine meaning 'thin' or 'very small'. So hyperfine means 'very small' or 'extremely fine', which is why scientists use it for tiny splittings or very small parts of a spectral line.