DocumentCode
1121519
Title
YBa2Cu3O7 step-edge RF SQUID biased at 10 GHz
Author
Daly, K.P. ; Burch, J. ; Coons, S. ; Hu, R.
Author_Institution
TRW, Redondo Beach, CA, USA
Volume
27
Issue
2
fYear
1991
fDate
3/1/1991 12:00:00 AM
Firstpage
3066
Lastpage
3069
Abstract
The measurement of a YBa2Cu3O7 (YBCO) step-edge RF SQUID is discussed. The step-edge technique permits high-yield fabrication of high-temperature superconducting (HTS) SQUIDs in high-quality epitaxial YBCO films. A comparison is made of measurements made at bias frequencies of 27 MHz and 10 GHz, the latter using a TE011 copper cavity. Observed differences in the operation of the SQUID at these two frequencies are largely attributable to differences in the measurement configurations. The 10 GHz bias frequency may exceed the r /2πL characteristic frequency of the SQUID loop
Keywords
SQUIDs; barium compounds; high-temperature superconductors; superconducting epitaxial layers; yttrium compounds; 10 GHz; 27 MHz; YBa2Cu3O7; bias frequencies; high temperature superconductors; high-yield fabrication; operation; step-edge RF SQUID; step-edge technique; Circuit testing; Fabrication; Frequency measurement; High temperature superconductors; Hysteresis; RF signals; Radio frequency; SQUIDs; Substrates; Yttrium barium copper oxide;
fLanguage
English
Journal_Title
Magnetics, IEEE Transactions on
Publisher
ieee
ISSN
0018-9464
Type
jour
DOI
10.1109/20.133857
Filename
133857
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