On the Primordial Magnetic Field from Domain Walls
arXiv:astro-ph/0211170 · doi:10.1142/S0218271803003153
Abstract
In this paper we discuss once more the zero mode contribution to the vacuum energy density. We show that a careful treatment of the zero modes leads to the conclusion that domain walls may be ferromagnetic, and could generate a magnetic field of cosmological interest.
to appear in Int. Journ. of Mod. Phys. D