Knight Shift

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Knight shift

[′nīt ‚shift]
(physics)
A shift of the nuclear magnetic resonance frequency in a metal to higher values than that of the same nucleus in a diamagnetic compound.

Knight Shift

 

a shift in the resonance frequencies of nuclear magnetic resonance in metals and alloys owing to relaxation caused by the interaction between the conduction electrons and the magnetic moments of the atomic nuclei. It was discovered and explained by the American physicist W. D. Knight in 1949.