TY - JOUR AU - López Maroto, Antonio AU - Beltrán Jiménez, José PY - 2011 DO - 10.1088/1742-6596/314/1/012089 SN - 1742-6588 SN - 1742-6588 UR - https://hdl.handle.net/20.500.14352/44339 T2 - Journal of physics: Conference Series AB - We discuss an extended version of electromagnetism in which the usual gauge fixing term is promoted into a physical contribution that introduces a new scalar state in the theory. This new state can be generated from vacuum quantum fluctuations during... LA - eng PB - IOP Publishing Ltd KW - Astronomy & Astrophysics KW - Physics KW - Multidisciplinary KW - Particles & Fields TI - Cosmic magnetic fields and dark energy in extended electromagnetism TY - journal article VL - 314 ER -