Vector-field domain walls

Grants

Funding Acknowledgements

One of us (J. L. C.) appreciates the warm hospitality shown to him during his visit to the Theoretical Particle Physics Group at the University of Melbourne where part of this work was carried out. The Office of the Deputy Vice-Chancellor (Research) at the University of Melbourne is also gratefully acknowledged. The work of A. K. and R. R. V. was supported in part by the Australian Research Council. We thank Alexander Vilenkin for interesting comments.