1 code implementation • 27 Jun 2018 • Vivian Poulin, Tristan L. Smith, Daniel Grin, Tanvi Karwal, Marc Kamionkowski
Cosmological observations are used to test for imprints of an ultra-light axion-like field (ULA), with a range of potentials $V(\phi)\propto[1-\cos(\phi/f)]^n$ set by the axion-field value $\phi$ and decay constant $f$.
Cosmology and Nongalactic Astrophysics High Energy Physics - Phenomenology
