Chiral Odd GPDs

Nucleon spin structure, transversity and the tensor charge are of central importance to understanding the role of QCD in hadronic physics. A new approach to measuring orbital angular momenta of quarks in the proton via twist 3 GPDs is shown. The “flexible parametrization” of chiral even GPDs is revi...

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Veröffentlicht in:EPJ Web of conferences 2015-01, Vol.85, p.2010-1-02010-6
Hauptverfasser: Goldstein, Gary R., Gonzalez Hernandez, J. Osvaldo, Liuti, Simonetta
Format: Artikel
Sprache:eng
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Zusammenfassung:Nucleon spin structure, transversity and the tensor charge are of central importance to understanding the role of QCD in hadronic physics. A new approach to measuring orbital angular momenta of quarks in the proton via twist 3 GPDs is shown. The “flexible parametrization” of chiral even GPDs is reviewed and its transformation into the chiral odd sector is discussed. The resulting parametrization is applied to recent data on π0 and η electroproduction.
ISSN:2100-014X
2101-6275
2100-014X
DOI:10.1051/epjconf/20158502010