Zeeman effect(redirected from Anomalous zeeman effect)
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The splitting of single spectral lines of an emission spectrum into three or more polarized components when the radiation source is in a magnetic field.
[After Pieter Zeeman.]
(General Physics) the splitting of a spectral line of a substance into several closely spaced lines when the substance is placed in a magnetic field
[C20: named after Pieter Zeeman (1865–1943), Dutch physicist]