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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Online Access: | http://link.springer.com/article/10.1007/JHEP01(2019)102 |
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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 |
work_keys_str_mv |
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_version_ |
1725099729485824000 |