Hyperfine contribution to spin-exchange frequency shifts in the hydrogen maser
Publication date
1987-03-01
Authors
Verhaar, B.J.
Koelman, J.M.V.A.
Stoof, H.T.C.
Luiten, O.J.
Crampton, S.B.
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Article
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Abstract
We have rigorously included hyperfine interactions during electron-spin-exchange collisions between ground-state hydrogen atoms and find additional frequency shifts which are significant for low-temperature atomic hydrogen maser oscillators.