James A. Stewart
About James A. Stewart
James A. Stewart is an R&D S&E in Computer Science at Sandia National Laboratories, specializing in the thermodynamics and kinetics of materials with a focus on nanoscale phenomena and microstructure evolution.
Company
James A. Stewart currently works at Sandia National Laboratories. He holds the position of R&D S&E in the Computer Science department, specializing in the Explosives Research and Development Department. He has been with Sandia National Laboratories since 2020. His role involves working on materials in extreme environments, including shock and detonation physics.
Title
James A. Stewart is an R&D S&E in Computer Science at Sandia National Laboratories. His responsibilities include advancing research in explosives development through computational and simulation methods.
Education and Expertise
James A. Stewart holds a Ph.D. in Photonics from the University of Arkansas, obtained between 2012 and 2016. He also achieved an M.S. in Photonics from the University of Arkansas from 2010 to 2012. Prior to that, he earned a B.A. in Physics and Mathematics from Alfred University, graduating in 2009. His expertise includes the thermodynamics and kinetics of materials, focusing on nanoscale phenomena and microstructure evolution. He also has significant experience with kinetic surface roughening and processing-microstructure-property-performance relationships.
Professional Background
James A. Stewart has a diverse and extensive professional background. Before his current role, he worked as a Postdoctoral Appointee in the Nanostructure Physics Department at Sandia National Laboratories from 2017 to 2020. He served as a Research Fellow in the Department of Materials Science and Engineering at the University of Michigan for 9 months in 2016-2017. He also was a Senior Graduate Assistant at the University of Arkansas' Department of Mechanical Engineering from 2010 to 2016. Earlier in his career, he worked as a Summer Research Intern at Alfred University's Department of Physics and Astronomy (Stull Observatory) in 2008.
Research Focus and Methods
James A. Stewart utilizes a range of simulation methods, including atomistic and mesoscale simulations, in his research. He develops numerical modeling and code for applications in computational physics. His work primarily focuses on materials in extreme environments, with specific interest in shock and detonation physics.