Dirac's æther in curved spacetime-II: the geometric amplification of the cosmic magnetic induction

We search for an amplification mechanism of the seed cosmic magnetic induction by studying a new version of the Dirac's æther in a curved cosmological background. We find that the variation of the scale factor R(t) with cosmic time brings to the magnetic field the desired effect of amplification, that we call geometric amplification.

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Bibliographic Details
Main Authors: Carvalho,Marcelo, Oliveira,Alexandre L., Rabaça,Carlos R.
Format: Digital revista
Language:English
Published: Academia Brasileira de Ciências 2004
Online Access:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652004000100002
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