Formation of cosmological brane defects

Details Formation of cosmological brane defects Formation of cosmological brane defects

2004-02-23

arxiv.org/abs/hep-ph/0402232v4

JHEP0411:039,2004

Physics

High Energy Physics

High Energy Physics - Phenomenology

27 pages, 6 figures, to appear in JHEP

Scientific paper

10.1088/1126-6708/2004/11/039

We study cosmological formation of D-term strings, axionic strings, domain walls and Q-balls in braneworld models of the Hanany-Witten type. For the D-term strings, we show that the strings are the daughter branes extended between mother branes. We show that the domain walls can be produced by conventional cosmological phase transitions. In this case, the formation of the domain walls is induced by the continuous deformation of the branes, which means that they are not created as daughter branes. First we consider classical configurations of the axionic strings and the domain walls, then we investigate the quantum effect of the brane dynamics. We also study brane Q-balls and show how they can be distinguished from conventional Q-balls.

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