Δ(1232) axial charge and form factors from lattice QCD
Date
2011Author
Alexandrou, Constantia
Gregory, E. B.
Korzec, T.
Koutsou, Giannis
Negele, J. W.
Sato, T.
Tsapalis, Antonios
Source
Physical Review LettersVolume
107Issue
14Google Scholar check
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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. © 2011 American Physical Society.