Brett B Witherspoon Contact witherspoocb@ornl.gov | 865.341.2053 All Publications The Development of a Rugged Weather-Resistant Continuous Holdup Monitor for Ductwork at Nuclear Facilities Radiation-Hardened GaN HEMT and Cell Design, Modeling, and Fabrication for Nuclear Instrumentation Applications... Radiation-Hardened GaN-Based Wireless Communications Architectures for Terrestrial Nuclear Reactor Sensing and Instrumentatio...