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

Author(s)
Alexandrou, Constantia; Gregory, Eric B.; Korzec, Tomasz; Koutsou, Giannis; Sato, Toru; ... Show more
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Abstract
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.
Date issued
2011-09
URI
http://hdl.handle.net/1721.1/69053
Department
Massachusetts Institute of Technology. Center for Theoretical Physics; Massachusetts Institute of Technology. Department of Physics; Massachusetts Institute of Technology. Laboratory for Nuclear Science
Journal
Physical Review Letters
Publisher
American Physical Society (APS)
Citation
Alexandrou, Constantia et al. “Δ(1232) Axial Charge and Form Factors from Lattice QCD.” Physical Review Letters 107.14 (2011): n. pag. Web. 8 Feb. 2012. © 2011 American Physical Society
Version: Final published version
ISSN
0031-9007
1079-7114
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