文章基本信息

标题：Nucleon axial coupling constant with Nf = 2 twisted mass fermions and other 3 point functions
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作者：R. Baron ; P. Guichon ; M. Brinet 等
期刊名称：PoS - Proceedings of Science
印刷版ISSN：1824-8039
出版年度：2008
卷号：2008
出版社：SISSA, Scuola Internazionale Superiore di Studi Avanzati
摘要：We present results on the nucleon axial charge and the lowest moment hxi of the quark distribution using two degenerate flavors of light dynamical twisted mass fermions. The calculation is performed for pion masses in the range of 500 MeV to 300 MeV on a lattice of spatial size of about 2.1 fm.