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A self-attenuating superconducting transmission line for use as a microwave power limiter
We have designed, fabricated, and tested microwave power limiter based on high-temperature superconductor thin-film technology. The power limiter takes the form of a 50 /spl Omega/ coplanar waveguideExpand
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A Josephson array voltage standard at 10 V
The technology of Josephson voltage standards has been extended to an array of 14 184 junctions which is capable of generating over 150 000 quantized voltage levels spanning the range from -12 to +12Expand
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Geometry dependence of nonlinear effects in high temperature superconducting transmission lines at microwave frequencies
We investigate the nature of low-power nonlinear effects in high-temperature superconducting microwave devices by measuring third harmonic generation at 76 K in coplanar waveguide transmission linesExpand
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Simultaneous optimization of the linear and nonlinear microwave response of YBCO films and devices
We present results of a systematic study of the effect of film deposition temperature on both the linear and nonlinear response of superconducting YBa/sub 2/Cu/sub 3/O/sub 7-/spl delta// (YBCO) thinExpand
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Microwave frequency tuning and harmonic generation in ferroelectric thin film transmission lines
We evaluate dielectric tuning on nanosecond time scales in ferroelectric Ba0.3Sr0.7TiO3 thin films by measuring nonlinear harmonic generation at a fundamental frequency of 3 GHz. We compare the formExpand
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Broadband Determination of Microwave Permittivity and Loss in Tunable Dielectric Thin Film Materials
We demonstrate a new method for determining the frequency-dependent dielectric properties of thin-film materials at microwave frequencies using coplanar waveguide (CPW) transmission lineExpand
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YBa/sub 2/Cu/sub 3/O/sub 7-x/ Josephson junctions on bicrystal Al/sub 2/O/sub 3/ and SrTiO/sub 3/ substrates
Bicrystal grain-boundary junctions (bi-GBJs) have been reproducibly fabricated on SrTiO/sub 3/ (STO) and r-plane Al/sub 2/O/sub 3/ (sapphire) bicrystal substrates. Sapphire bicrystals are candidatesExpand
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On-wafer measurements of nonlinear effects in high temperature superconductors
We present the results of comprehensive on-wafer microwave probe station measurements of the nonlinear properties of coplanar waveguide devices patterned from high-temperature superconductor (HTS)Expand
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