Electric dipole moments in a leptoquark scenario for the B-physics anomalies
Abstract
Vector leptoquarks can address the lepton flavor universality anomalies in decays associated with the b → cℓν and b → sℓℓ transitions, as observed in recent years. While not required to explain the anomalies, these leptoquarks generically yield new sources of CP violation. In this paper, we explore constraints and discovery potential for electric dipole moments (EDMs) in leptonic and hadronic systems. We provide the most generic expressions for dipole moments induced by vector leptoquarks at one loop. We find that O(1) CP-violating phases in tau and muon couplings can lead to corresponding EDMs within reach of next-generation EDM experiments, and that existing bounds on the electron EDM already put stringent constraints on CP-violating electron couplings.
- Authors:
-
- Univ. of California, Santa Cruz, CA (United States). Santa Cruz Institute for Particle Physics
- Univ. of California, Santa Cruz, CA (United States). Santa Cruz Institute for Particle Physics; Fermi National Accelerator Lab. (FNAL), Batavia, IL (United States)
- Publication Date:
- Research Org.:
- Fermi National Accelerator Laboratory (FNAL), Batavia, IL (United States)
- Sponsoring Org.:
- USDOE Office of Science (SC), High Energy Physics (HEP)
- OSTI Identifier:
- 1638680
- Report Number(s):
- arXiv:2002.01400; FERMILAB-PUB-20-316-SCD
Journal ID: ISSN 1029-8479; oai:inspirehep.net:1778538; TRN: US2201806
- Grant/Contract Number:
- AC02-07CH11359
- Resource Type:
- Accepted Manuscript
- Journal Name:
- Journal of High Energy Physics (Online)
- Additional Journal Information:
- Journal Name: Journal of High Energy Physics (Online); Journal Volume: 2020; Journal Issue: 5; Journal ID: ISSN 1029-8479
- Publisher:
- Springer Berlin
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
Citation Formats
Altmannshofer, Wolfgang, Gori, Stefania, Patel, Hiren H., Profumo, Stefano, and Tuckler, Douglas. Electric dipole moments in a leptoquark scenario for the B-physics anomalies. United States: N. p., 2020.
Web. doi:10.1007/jhep05(2020)069.
Altmannshofer, Wolfgang, Gori, Stefania, Patel, Hiren H., Profumo, Stefano, & Tuckler, Douglas. Electric dipole moments in a leptoquark scenario for the B-physics anomalies. United States. https://doi.org/10.1007/jhep05(2020)069
Altmannshofer, Wolfgang, Gori, Stefania, Patel, Hiren H., Profumo, Stefano, and Tuckler, Douglas. Thu .
"Electric dipole moments in a leptoquark scenario for the B-physics anomalies". United States. https://doi.org/10.1007/jhep05(2020)069. https://www.osti.gov/servlets/purl/1638680.
@article{osti_1638680,
title = {Electric dipole moments in a leptoquark scenario for the B-physics anomalies},
author = {Altmannshofer, Wolfgang and Gori, Stefania and Patel, Hiren H. and Profumo, Stefano and Tuckler, Douglas},
abstractNote = {Vector leptoquarks can address the lepton flavor universality anomalies in decays associated with the b → cℓν and b → sℓℓ transitions, as observed in recent years. While not required to explain the anomalies, these leptoquarks generically yield new sources of CP violation. In this paper, we explore constraints and discovery potential for electric dipole moments (EDMs) in leptonic and hadronic systems. We provide the most generic expressions for dipole moments induced by vector leptoquarks at one loop. We find that O(1) CP-violating phases in tau and muon couplings can lead to corresponding EDMs within reach of next-generation EDM experiments, and that existing bounds on the electron EDM already put stringent constraints on CP-violating electron couplings.},
doi = {10.1007/jhep05(2020)069},
journal = {Journal of High Energy Physics (Online)},
number = 5,
volume = 2020,
place = {United States},
year = {Thu May 14 00:00:00 EDT 2020},
month = {Thu May 14 00:00:00 EDT 2020}
}
Web of Science
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