Probing New Long-Range Interactions by Isotope Shift Spectroscopy

Julian C. Berengut, Dmitry Budker, Cedric Delaunay, Victor V. Flambaum, Claudia Frugiuele, Elina Fuchs, Christophe Grojean, Roni Harnik, Roee Ozeri, Gilad Perez, Yotam Soreq

Research output: Contribution to journalArticlepeer-review

Abstract

We explore a method to probe new long- and intermediate-range interactions using precision atomic isotope shift spectroscopy. We develop a formalism to interpret linear King plots as bounds on new physics with minimal theory inputs. We focus only on bounding the new physics contributions that can be calculated independently of the standard model nuclear effects. We apply our method to existing Ca+ data and project its sensitivity to conjectured new bosons with spin-independent couplings to the electron and the neutron using narrow transitions in other atoms and ions, specifically, Sr and Yb. Future measurements are expected to improve the relative precision by 5 orders of magnitude, and they can potentially lead to an unprecedented sensitivity for bosons within the 0.3 to 10 MeV mass range.

Original languageEnglish
Article number091801
Number of pages7
JournalPhysical review letters
Volume120
Issue number9
DOIs
StatePublished - 26 Feb 2018

All Science Journal Classification (ASJC) codes

  • General Physics and Astronomy

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