Electric dipole moments of baryons with bottom quarks

Open Access
Authors
  • Y. Ünal
  • D. Severt
  • J. De Vries
  • C. Hanhart
  • U.G. Meißner
Publication date 01-03-2022
Journal Physical Review D
Article number 055026
Volume | Issue number 105 | 5
Number of pages 17
Organisations
  • Faculty of Science (FNWI) - Institute of Physics (IoP) - Institute for Theoretical Physics Amsterdam (ITFA)
Abstract

Triggered by experimental prospects to measure electromagnetic dipole moments of baryons containing a bottom quark, we calculate the CP-odd electric dipole moments (EDMs) of spin-1/2 single-bottom baryons. We consider CP-violating dimension-6 operators in the Standard Model effective field theory that involve bottom quarks and apply heavy-baryon chiral perturbation theory to compute the EDMs of several baryons. We discuss the expected size of the EDMs for beyond-the-Standard-Model physics appearing at the TeV scale.

Document type Article
Language English
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PhysRevD.105.055026 (Final published version)
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