Hyperfine splitting in muonic hydrogen constrains new pseudoscalar interactions
classification
✦ hep-ph
hep-exnucl-exnucl-th
keywords
hydrogenhyperfinemuonicpseudoscalarsplittingconstrainconstrainscoupling
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We constrain the possibility of a new pseudoscalar coupling between the muon and proton using a recent measurement of the 2S hyperfine splitting in muonic hydrogen.
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