Axial-vector form factors of the baryon octet and chiral symmetry

Ulrich Sauerwein, Matthias F.M. Lutz, Rob G. E. Timmermans

Research output: Contribution to journalArticleAcademicpeer-review

9 Citations (Scopus)
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Abstract

We consider the axial-vector form factors of the baryon octet in flavor-SU(3) chiral perturbation theory. The baryon octet and decuplet and the pseudoscalar-meson octet are included as explicit degrees of freedom. We explore the use of on-shell meson and baryon masses in the one-loop contributions to the axial-vector form factors and focus on a consistent treatment in terms of chiral power counting. The convergence properties of such an approach are scrutinized. We discuss the potential for comparison to upcoming QCD lattice data.

Original languageEnglish
Article number054005
Number of pages32
JournalPhysical Review D
Volume105
Issue number5
DOIs
Publication statusPublished - 7-Mar-2022

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