Eur. Phys. J. C (2005) 42: 437-444
https://doi.org/10.1140/epjc/s2005-02312-0

Theoretical Physics

Gravitational contribution to fermion masses

Instituto de Matemáticas y Física Fundamental, Consejo Superior de Investigaciones Científicas, Serrano 113 bis, 28006, Madrid, Spain

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Abstract

In the context of a non-linear gauge theory of the Poincaré group, we show that covariant derivatives of Dirac fields include a coupling to the translational connections, manifesting itself in the matter action as a universal background mass contribution to fermions.

PACS. 04.50. + h, 11.15.-q