Pionβphoton TDAs in the NJL model
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A. Courtoy; S. Noguera
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Article
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2008
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Elsevier Science
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English
β 266 KB
The pion-photon Transition Distribution Amplitudes (TDAs) are studied, treating the pion as a bound state in the Bethe-Salpeter sense, in the formalism of the NJL model. The results obtained explicitly verify support, sum rules and polynomiality conditions. The role of PCAC is highlighted.