Bogomol'nyi equations for Dirac-Born-Infeld cosmic string

Handhika Satrio Ramadhan, M Naufal Athaullah, Ilham Prasetyo

We revisit the question of whether Dirac-Born-Infeld (DBI) cosmic strings can admit Bogomol'nyi-Prasad-Sommerfield (BPS) configurations. Earlier work by Babichev et al. arXiv:0809.…