Changing Patterns in Core-Mantle Boundary Heat Flux Throughout the Past Billion Years of Earth's History

Frederick S Lacombe1, Juliane Dannberg1, Rene Gassmoeller1, Courtney Jean Sprain2 and Daniele Thallner3, (1)University of Florida, Department of Geological Sciences, Gainesville, United States, (2)Berkeley Geochronology Center, Berkeley, United States, (3)University of Liverpool, Liverpool, L69, United Kingdom