no code implementations • 16 Feb 2021 • Jose J. Blanco-Pillado, Ken D. Olum, Jeremy M. Wachter
We compare the spectrum of the stochastic gravitational wave background produced in several models of cosmic strings with the common-spectrum process recently reported by NANOGrav.
Cosmology and Nongalactic Astrophysics General Relativity and Quantum Cosmology High Energy Physics - Phenomenology
no code implementations • 13 Jan 2021 • Jose J. Blanco-Pillado, Ken D. Olum, Alexander Vilenkin
Recent work by Jenkins and Sakellariadou claims that cusps on cosmic strings lead to black hole production.
Cosmology and Nongalactic Astrophysics General Relativity and Quantum Cosmology High Energy Physics - Phenomenology
no code implementations • 1 Oct 1998 • J. J. Blanco-Pillado, Ken D. Olum
A generic cusp can be brought into a form in which the motion of the cusp tip lies in the plane of the cusp.
General Relativity and Quantum Cosmology astro-ph
