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 (Author), Gregory, Eric B. (Author), Korzec, Tomasz (Author), Koutsou, Giannis (Author), Sato, Toru (Author), Tsapalis, Antonios (Author), Negele, John W. (Contributor)
Other Authors: Massachusetts Institute of Technology. Center for Theoretical Physics (Contributor), Massachusetts Institute of Technology. Department of Physics (Contributor), Massachusetts Institute of Technology. Laboratory for Nuclear Science (Contributor)
Format: Article
Language:English
Published: American Physical Society (APS), 2012-02-08T20:50:03Z.
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