no code implementations • 4 Nov 2020 • Johannes U. Lange, Alexie Leauthaud, Sukhdeep Singh, Hong Guo, Rongpu Zhou, Tristan L. Smith, Francis-Yan Cyr-Racine
It has been shown that the lensing amplitude of galaxies in the Baryon Oscillation Spectroscopic Survey (BOSS) is lower than expected given their clustering properties.
Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies
1 code implementation • 9 Jul 2019 • Jeffrey S. Hazboun, Joseph D. Romano, Tristan L. Smith
We construct realistic sensitivity curves for pulsar timing array searches for gravitational waves, incorporating both red and white noise contributions to individual pulsar noise spectra, as well as the effect of fitting to a pulsar timing model.
General Relativity and Quantum Cosmology Instrumentation and Methods for Astrophysics
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