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Isovector axial-vector form factors of octet baryons in QCD
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Date
2011-06-09
Author
ERKOL, GÜRAY
Özpineci, Altuğ
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This work is licensed under a
Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License
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We compute the diagonal isovector axial-vector as well as induced pseudoscalar form factors of nucleon, Sigma, and Xi baryons by employing the light-cone QCD sum rules to leading order in QCD and including distribution amplitudes up to twist 6. Extrapolating our sum-rules results to low-momentum transfers, we make a comparison with experimental and lattice-QCD results where we can achieve a nice qualitative and quantitative agreement.
Subject Keywords
Distribution Amplitudes
,
Currents
,
Nucleon
,
Resonance Physics
URI
https://hdl.handle.net/11511/36958
Journal
PHYSICAL REVIEW D
DOI
https://doi.org/10.1103/physrevd.83.114022
Collections
Department of Physics, Article