The order p 8 mesonic chiral Lagrangian

Abstract We derive the chiral Lagrangian at next-to-next-to-next-to-leading order (NNNLO) for a general number N f of light quark flavours as well as for N f = 2, 3. We enumerate the contact terms separately. We also discuss the cases where some of the external fields are not included. An example of...

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Main Authors: Johan Bijnens, Nils Hermansson-Truedsson, Si Wang
Format: Article
Language:English
Published: SpringerOpen 2019-01-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP01(2019)102
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spelling doaj-7683daddb36a490cb01b95c68d6422ac2020-11-25T01:28:53ZengSpringerOpenJournal of High Energy Physics1029-84792019-01-012019112210.1007/JHEP01(2019)102The order p 8 mesonic chiral LagrangianJohan Bijnens0Nils Hermansson-Truedsson1Si Wang2Department of Astronomy and Theoretical Physics, Lund UniversityDepartment of Astronomy and Theoretical Physics, Lund UniversityDepartment of Astronomy and Theoretical Physics, Lund UniversityAbstract We derive the chiral Lagrangian at next-to-next-to-next-to-leading order (NNNLO) for a general number N f of light quark flavours as well as for N f = 2, 3. We enumerate the contact terms separately. We also discuss the cases where some of the external fields are not included. An example of a choice of Lagrangian is given in the supplementary material.http://link.springer.com/article/10.1007/JHEP01(2019)102Chiral LagrangiansGlobal SymmetriesSpontaneous Symmetry Breaking
collection DOAJ
language English
format Article
sources DOAJ
author Johan Bijnens
Nils Hermansson-Truedsson
Si Wang
spellingShingle Johan Bijnens
Nils Hermansson-Truedsson
Si Wang
The order p 8 mesonic chiral Lagrangian
Journal of High Energy Physics
Chiral Lagrangians
Global Symmetries
Spontaneous Symmetry Breaking
author_facet Johan Bijnens
Nils Hermansson-Truedsson
Si Wang
author_sort Johan Bijnens
title The order p 8 mesonic chiral Lagrangian
title_short The order p 8 mesonic chiral Lagrangian
title_full The order p 8 mesonic chiral Lagrangian
title_fullStr The order p 8 mesonic chiral Lagrangian
title_full_unstemmed The order p 8 mesonic chiral Lagrangian
title_sort order p 8 mesonic chiral lagrangian
publisher SpringerOpen
series Journal of High Energy Physics
issn 1029-8479
publishDate 2019-01-01
description Abstract We derive the chiral Lagrangian at next-to-next-to-next-to-leading order (NNNLO) for a general number N f of light quark flavours as well as for N f = 2, 3. We enumerate the contact terms separately. We also discuss the cases where some of the external fields are not included. An example of a choice of Lagrangian is given in the supplementary material.
topic Chiral Lagrangians
Global Symmetries
Spontaneous Symmetry Breaking
url http://link.springer.com/article/10.1007/JHEP01(2019)102
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