no code implementations • 18 Sep 2020 • Mengjiao Xiao, Kerstin M. Perez, Maurizio Giannotti, Oscar Straniero, Alessandro Mirizzi, Brian W. Grefenstette, Brandon M. Roach, Melania Nynka
We use the first observation of Betelgeuse in hard $X$-rays to perform a novel search for axion-like particles (ALPs).
High Energy Astrophysical Phenomena High Energy Physics - Phenomenology
1 code implementation • 10 Sep 2014 • Matteo Bachetti, Fiona A. Harrison, Rick Cook, John Tomsick, Christian Schmid, Brian W. Grefenstette, Didier Barret, Steven E. Boggs, Finn E. Christensen, William W. Craig, Andrew C. Fabian, Felix Fürst, Poshak Gandhi, Charles J. Hailey, Erin Kara, Thomas J. Maccarone, Jon M. Miller, Katja Pottschmidt, Daniel Stern, Phil Uttley, Dominic J. Walton, Jörn Wilms, William W. Zhang
The most obvious effect is a distortion of the white noise level in the power density spectrum (PDS) that cannot be modeled easily with the standard techniques due to the variable nature of the dead time.
High Energy Astrophysical Phenomena Instrumentation and Methods for Astrophysics