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Differential Measurements of an AC Source with a Josephson Arbitrary Waveform Synthesizer

Published

Author(s)

Alain Rufenacht, Raegan Johnson, Anna Fox, Nathan Flowers-Jacobs, Charlie Burroughs, Samuel Benz, Paul Dresselhaus, STEPHANE SOLVE, Jesus Mejia

Abstract

This paper describes differential sampling measurements of an ac source and a Josephson arbitrary waveform synthesizer (JAWS). A new iterative approach for aligning the phases of the JAWS and the source waveforms was implemented to minimize the differential voltage at the digitizer. A type-A uncertainty of 45 nV/V was measured for a commercial ac source at 1 V rms amplitude and 1 kHz.
Proceedings Title
Proceedings of the 2024 Conference on Precision Electromagnetic Measurements (CPEM)
Conference Dates
July 8-11, 2024
Conference Location
Denver, CO, US
Conference Title
Conference on Precision Electromagnetic Measurements (CPEM)

Keywords

Josephson arrays, Measurement techniques, Precision measurements, Standards, Superconducting integrated circuits, Voltage measurement.

Citation

Rufenacht, A. , Johnson, R. , Fox, A. , Flowers-Jacobs, N. , Burroughs, C. , Benz, S. , Dresselhaus, P. , Solve, S. and Mejia, J. (2024), Differential Measurements of an AC Source with a Josephson Arbitrary Waveform Synthesizer, Proceedings of the 2024 Conference on Precision Electromagnetic Measurements (CPEM), Denver, CO, US, [online], https://doi.org/10.1109/CPEM61406.2024.10646054, https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=957447 (Accessed October 14, 2025)

Issues

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Created August 30, 2024, Updated October 31, 2024
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