Δ(1232) Axial Charge and Form Factors from Lattice QCD

Δ(1232) Axial Charge and Form Factors from Lattice QCD

We present the first calculation on the Δ axial vector and pseudoscalar form factors using lattice QCD. Two Goldberger-Treiman relations are derived and examined. A combined chiral fit is performed to the nucleon axial charge, N to Δ axial transition coupling constant and Δ axial charge.

Bibliographic Details
Main Authors: Alexandrou, Constantia, Gregory, Eric B., Korzec, Tomasz, Koutsou, Giannis, Sato, Toru, Tsapalis, Antonios, Negele, John W.
Other Authors: Massachusetts Institute of Technology. Center for Theoretical Physics
Format: Article
Language:en_US
Published: American Physical Society (APS) 2012
Online Access:http://hdl.handle.net/1721.1/69053
https://orcid.org/0000-0002-5713-0039

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