TY - RPRT TI - The Use of Immersion Rigs for High Temperature Hydrogen Exposure Testing Within the Nuclear Thermal Rocket Element Environmental Simulator (NTREES): NTREES-5 Hydrogen Heat Exchanger (N5HHX-01) AU - Jacob Ondeck AU - James Post UR - https://ntrs.nasa.gov/citations/20260003496 ID - 20260003496 ER -