PRIMORDIAL GRAVITATIONAL WAVES AND RESCATTERED ELECTROMAGNETIC RADIATION IN THE COSMIC MICROWAVE BACKGROUND
Authors: Dong-Hoon Kim, and Sascha Trippe
2016 The Astrophysical Journal830161.
Provider: AAS Journals
Caption: Figure 3.
Expected spectrum of the characteristic GW amplitude h over a broad interval of frequencies. (Credit: The Cardiff Gravitational Physics Group Tutorial 2016.)