Anisotropies in the Gravitational Wave Background from Preheating 50 Natural Sciences November 28, 2016 Imperial College London · Save Embed Cite Arttu Rajantie on Anisotropies in the Gravitational Wave Background from Preheating. Image courtesy of interviewee Arttu Rajantie physics Log-in or Sign-up to Faculti Currently viewing this insight as a guest. You have insight(s) remaining for this month. Login Sign-up or Subscribe