Dimension-8 operators in the Standard Model Effective Field Theory

Abstract We present a complete basis of dimension-8 operators in the Standard Model Effective Field Theory. Attention is paid to operators that vanish in the absence of flavor structure. The 44,807 operators are encoded in 1,031 Lagrangian terms. We also briefly discuss a few aspects of phenomenolog...

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Main Author: Christopher W. Murphy
Format: Article
Language:English
Published: SpringerOpen 2020-10-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP10(2020)174
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author Christopher W. Murphy
author_facet Christopher W. Murphy
author_sort Christopher W. Murphy
collection DOAJ
description Abstract We present a complete basis of dimension-8 operators in the Standard Model Effective Field Theory. Attention is paid to operators that vanish in the absence of flavor structure. The 44,807 operators are encoded in 1,031 Lagrangian terms. We also briefly discuss a few aspects of phenomenology involving dimension-8 operators, including light-by-light scattering and electroweak precision data.
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spelling doaj.art-600eb837c9154700b5cf0d3501c3f8b62022-12-21T23:39:42ZengSpringerOpenJournal of High Energy Physics1029-84792020-10-0120201014810.1007/JHEP10(2020)174Dimension-8 operators in the Standard Model Effective Field TheoryChristopher W. Murphy0Home Point FinancialAbstract We present a complete basis of dimension-8 operators in the Standard Model Effective Field Theory. Attention is paid to operators that vanish in the absence of flavor structure. The 44,807 operators are encoded in 1,031 Lagrangian terms. We also briefly discuss a few aspects of phenomenology involving dimension-8 operators, including light-by-light scattering and electroweak precision data.http://link.springer.com/article/10.1007/JHEP10(2020)174Effective Field TheoriesBeyond Standard Model
spellingShingle Christopher W. Murphy
Dimension-8 operators in the Standard Model Effective Field Theory
Journal of High Energy Physics
Effective Field Theories
Beyond Standard Model
title Dimension-8 operators in the Standard Model Effective Field Theory
title_full Dimension-8 operators in the Standard Model Effective Field Theory
title_fullStr Dimension-8 operators in the Standard Model Effective Field Theory
title_full_unstemmed Dimension-8 operators in the Standard Model Effective Field Theory
title_short Dimension-8 operators in the Standard Model Effective Field Theory
title_sort dimension 8 operators in the standard model effective field theory
topic Effective Field Theories
Beyond Standard Model
url http://link.springer.com/article/10.1007/JHEP10(2020)174
work_keys_str_mv AT christopherwmurphy dimension8operatorsinthestandardmodeleffectivefieldtheory