Limit on Lorentz andCPTViolation of the Neutron Using a Two-Species Noble-Gas Maser

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11 December 2000

journal article
research article
Published by American Physical Society (APS) in Physical Review Letters

Vol. 85 (24) , 5038-5041
https://doi.org/10.1103/physrevlett.85.5038

Abstract

A search for sidereal variations in the frequency difference between co-located

^{129} Xe

and

^{3} He

Zeeman masers sets the most stringent limit to date on leading-order Lorentz and CPT violation involving the neutron, consistent with no effect at the level of

10^{- 31} GeV

Keywords

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