TY - RPRT TI - High Efficiency Megawatt Machine Rotating Cryocooler Conceptual Design AU - Dyson, Rodger W. AU - Jansen, Ralph H. AU - Duffy, Kirsten P. AU - Passe, Paul J. PY - 2019 UR - https://ntrs.nasa.gov/citations/20190029261 ID - 20190029261 ER -