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Coplanar Transmission Lines with Meandering Center Conductors in Y-Ba-Cu-O/Au Bilayers

Published

Author(s)

C Weber, Ronald H. Ono, James Booth, Leila R. Vale, Samuel Benz, A. M. Klushin, H. Kohlstedt, C. Buchal, R. Semerad

Abstract

We have investigated both conventional and meandering coplanar microwave transmission lines patterned in Y-Ba-Cu-O/Au bilayers on yttria-stablized zirconia and sapphire substrates. Within the meandering waveguides, the gentre conductor was deformed from a straight line to a meander. Such a layout could be useful for metrological high-Tc superconductor arrays, which are based on series arrays of shunted YBCO bicrystral junctions. The microwave properties of the lines were measured in the range 0-40 GHz at 76 K, using on-chip through-reflect-line calibrations. We discuss the measured attenuation in terms of conductor losses in the bilayers and show to what extend the disturbance of the line geometry affects the microwave properties.
Citation
Superconductor Science and Technology
Volume
12

Keywords

coplaner waveguide, high temperature superconductors, Josephson arrays

Citation

Weber, C. , Ono, R. , Booth, J. , Vale, L. , Benz, S. , Klushin, A. , Kohlstedt, H. , Buchal, C. and Semerad, R. (1999), Coplanar Transmission Lines with Meandering Center Conductors in Y-Ba-Cu-O/Au Bilayers, Superconductor Science and Technology, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=12925 (Accessed December 11, 2024)

Issues

If you have any questions about this publication or are having problems accessing it, please contact reflib@nist.gov.

Created December 30, 1999, Updated October 12, 2021