Cryogenic Refrigerators, an Updated Survey

Excerpt from Cryogenic Refrigerators, an Updated Survey Technical Notes. This series consists of communi cations and reports (covering both other-agency and nbs-sponsored work) of limited or transitory interest. Federal Information Processing Standards Publications. This series is the official publication within the Federal Government for information on standards adopted and promulgated under the Public Law 89 Â 306, and Bureau of the Budget Circular A Â 86 entitled, Standardization of Data Elements and Codes in Data Systems.