Cosmic Superstrings. Strings (or linear defects) appear in many physical systems: vortex lines in liquid helium magnetic flux tubes in Type II superconductors. - ppt download
Some properties of Cosmic String Junctions
Cosmic superstrings by cornellg on DeviantArt
Cosmic strings and superstrings
Are Cosmic Strings Cracks in the Universe? - YouTube
Gravitational wave spectrum from kinks on infinite cosmic superstrings with Y-junctions [CEA] | arXiver
Gravitational Wave Bursts from Cosmic Superstrings