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  • 标题:Baryon form factors from Dyson-Schwinger equations
  • 本地全文:下载
  • 作者:G. Eichman
  • 期刊名称:PoS - Proceedings of Science
  • 印刷版ISSN:1824-8039
  • 出版年度:2011
  • 卷号:2011
  • 期号:QCD-TNT-ll
  • 出版社:SISSA, Scuola Internazionale Superiore di Studi Avanzati
  • 摘要:I briefly summarize the application of the Dyson-Schwinger/Faddeev approach to baryon form factors. Recent results for nucleon electromagnetic and axial form factors as well as NDg electromagnetic transition form factors are discussed. The calculation of the current diagrams from the quark–gluon level enables an analysis of common features, such as the implications of dynamical chiral symmetry breaking and quark orbital angular momentum, the timelike structure of the form factors, and their interpretation in terms of missing pion-cloud effects.
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