• Vibration-Free, Hybrid Cryocooler for 4 K Space Applications 

      Zagarola, M. V.; Chen, W. (Georgia Institute of TechnologyICC Press, 2008-05)
      Future astronomical observatories and surveillance satellites utilizing infrared, far infrared, and submillimeter detectors will require long-life mechanical cryocoolers that provide cooling at temperatures down to 4 K. ...