1 Colorado School of Mines, George S. Ansell Department of Metallurgical and Materials Engineering, Advanced Steel Processing and Products Research Center, 1500 Illinois St., Golden, CO, 80401, USA.
2 Colorado School of Mines, George S. Ansell Department of Metallurgical and Materials Engineering, Advanced Steel Processing and Products Research Center, 1500 Illinois St., Golden, CO, 80401, USA. amyclarke@mines.edu.