Greg S. Larsen

Greg Larsen is a staff scientist within the Extreme Environment Material Process group at ORNL’s Manufacturing Demonstration Facility. After earning a BS in Physics from Rice University and a PhD in Materials Science and Engineering from Penn State, Greg spent several years in industry working in composites and aerospace before joining ORNL. Since joining ORNL, Greg has focused on scaleup of thermoset additive manufacturing and generally material and system development for thermal protection systems (TPS). Most notably, he printed the first additively manufactured TPS to re-enter from low earth orbit in 2021.