DocumentCode
1046148
Title
Cryogenic disk file
Author
Patlach, A. ; Schillinger, W. ; Brown, Ben
Author_Institution
IBM Corporation, San Jose, Calif.
Volume
7
Issue
3
fYear
1971
fDate
9/1/1971 12:00:00 AM
Firstpage
423
Lastpage
423
Abstract
Using a film of doped europum oxide as a storage medium, a disk memory has been demonstrated. Since the Curie temperature of this material is approximately 150°K, liquid nitrogen temperature (77°K) was chosen as the operating point for the disk assembly.
Keywords
Cryogenic devices; Disk memories; Europium oxide films; Laser recording; Assembly; Cryogenics; Gallium arsenide; Nitrogen; Optical arrays; Optical materials; Optical polarization; Permanent magnets; Temperature; Writing;
fLanguage
English
Journal_Title
Magnetics, IEEE Transactions on
Publisher
ieee
ISSN
0018-9464
Type
jour
DOI
10.1109/TMAG.1971.1067056
Filename
1067056
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