TY - RPRT TI - Characterization Testing of Lockheed Martin Micro1-2 Cryocoolers Optimized for 220 K Environment AU - Rodriguez, J.I. AU - Johnson, D.L. AU - Mok, M.A. AU - McKinley, I.M. PY - 2018 UR - https://ntrs.nasa.gov/citations/20210008598 ID - 20210008598 ER -