Research Papers

Gifford McMahon Cycle
Presented: Cryogenic Engineering Conference, Rice University - 1965
By: William E. Gifford

Pulse Tube Refrigeration Progress
Presented: Cryogenic Engineering Conference, University of Pennsylvania- 1964
By: William E. Gifford and R. C. Longsworth
Published: International Advances in Cryogenic Engineering- Volume 10- 1964