Three-body QED test and fifth-force constraint from vibrations and rotations of HD+

M. Germann, S. Patra, J. Ph Karr, L. Hilico, V. I. Korobov, E. J. Salumbides, K. S.E. Eikema, W. Ubachs, J. C.J. Koelemeij*

*Corresponding author for this work

Research output: Contribution to JournalArticleAcademicpeer-review

Abstract

We present a parts-per-million test of quantum electrodynamics (QED) in the HD+ molecular hydrogen ion, improving on previous tests based on vibrational and rotational transitions by factors of 76 and 1.4, respectively. The test is performed following a unified statistical approach that also produces improved constraints on physics beyond the standard model. We furthermore show how individual constraints derived from the various degrees of freedom in HD+ and antiprotonic helium can be combined to enhance the sensitivity, thus ruling out "fifth forces"on the Ångstrom scale that are 1011 times weaker than the electromagnetic interaction.

Original languageEnglish
Article numberL022028
Pages (from-to)1-6
Number of pages6
JournalPhysical Review Research
Volume3
Issue number2
Early online date28 Jun 2021
DOIs
Publication statusPublished - Jun 2021

Bibliographical note

Publisher Copyright:
© 2021 authors. Published by the American Physical Society.

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