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Title: Low-temperature magnetic refrigerator

Patent ·
OSTI ID:865389

The disclosure is directed to a low temperature 4 to 20 K. refrigeration apparatus and method utilizing a ring of magnetic material moving through a magnetic field. Heat exchange is accomplished in and out of the magnetic field to appropriately utilize the device to execute Carnot and Stirling cycles.

Research Organization:
Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
DOE Contract Number:
W-7405-ENG-36
Assignee:
United States of America as represented by United States (Washington, DC)
Patent Number(s):
US 4507927
OSTI ID:
865389
Country of Publication:
United States
Language:
English