TY - RPRT TI - Microstructural Evolution and Mechanical Properties of LP-DED NASA HR-1 – A Hydrogen Resistant AM Superalloy for Space Propulsion Applications AU - P S Chen AU - C H Su AU - C C Katsarelis AU - P R Gradl AU - A Garg AU - A G Culver AU - P W C Northrop PY - 2026 UR - https://ntrs.nasa.gov/citations/20260002311 ID - 20260002311 ER -