Production of Global Monopoles through the Nucleation of $O(3)$ Bubbles
Yoonbai Kim, Kei‐ichi Maeda, Sakai, Nobuyuki · arXiv (Cornell University) · 1996
First-order cosmological phase transitions are considered in the models with an $O(3)$-symmetric scalar field, in the high temperature limit. It is shown that a global monopole can be produced at the center of a bubble when the bubble is nucleated.