Abstract.
We extend the method of infrared regularization to spin-1 fields. As applications, we discuss the chiral extrapolation of the rho meson mass from lattice QCD data and the pion-rho sigma term.
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Received: 18 November 2004, Published online: 4 February 2005
PACS:
12.39.Fe, 12.38.Gc
Work supported in part by Deutsche Forschungsgemeinschaft through grants provided for the SFB/TR 16 “Subnuclear Structure of Matter”.
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Bruns, P.C., Meißner, UG. Infrared regularization for spin-1 fields. Eur. Phys. J. C 40, 97–119 (2005). https://doi.org/10.1140/epjc/s2005-02118-0
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DOI: https://doi.org/10.1140/epjc/s2005-02118-0