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Coplanar waveguide microwave filter of YBa2Cu3O7Thin film low-pass microwave filters have been made with laser-ablated YBa2Cu3O(7-delta) (YBCO) deposited on LaAlO3 substrates, using a coplanar waveguide structure. The coplanar waveguide sections had dimensions suited for integrated circuits. Measured losses in liquid nitrogen were superior to the loss in a similar thin-film copper filter throughout the 0 to 9.5 GHz pass-band. A simple transmission-line model is adequate for filter design using YBCO films with repeatable characteristics. The measured filters demonstrate the performance of fully patterned YBCO after sealing in space-qualifiable hermetic packages. Five packaged filters of this design were delivered to the Naval Research Laboratory as candidates for space flight in the High Temperature Superconductivity Space Experiment.
Document ID
19930043249
Acquisition Source
Legacy CDMS
Document Type
Conference Paper
Authors
Chew, Wilbert
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Riley, A. L.
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Rascoe, Daniel L.
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Hunt, Brian D.
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Foote, Marc C.
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Cooley, Thomas W.
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Bajuk, Louis J.
(JPL Pasadena, CA, United States)
Date Acquired
August 16, 2013
Publication Date
January 1, 1991
Publication Information
Publication: In: Superconductivity applications for infrared and microwave devices II; Proceedings of the Meeting, Orlando, FL, Apr. 4, 5, 1991 (A93-27243 09-33)
Publisher: Society of Photo-Optical Instrumentation Engineers
Subject Category
Electronics And Electrical Engineering
Accession Number
93A27246
Distribution Limits
Public
Copyright
Other

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