Geophysics and Tectonics Seminar spring-2017
Generating Magnetic Fields in Earth, Venus, and Super-Earth Exoplanets
April 14, 2017,
noon - 1 p.m.
Geology 3814
Presented By:
Joseph ORourke
Caltech
Generating Magnetic Fields in Earth, Venus, and Super-Earth Exoplanets
Earth's global magnetic field has survived for at least 3.5 billion years, yet Venus lacks a dynamo today. I will explore possible explanations for this dichotomy and discuss related implications for the internal structure and evolution of massive, rocky exoplanets.