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Superconducting Multiplexer for Arrays of Transition Edge Sensors

Published

Author(s)

James A. Chervenak, Kent D. Irwin, Erich N. Grossman, John M. Martinis, Carl D. Reintsema, Martin Huber

Abstract

We report the design and testing of an analog superconducting time-division multiplexer to instrument large format arrays of low-temperature bolometers and microcalorimeters. The circuit is designed to multiplex an array of superconducting quantum interference devices, thereby simplifying wiring and room temperature electronics. We have fabricated a prototype 8x1 multiplexer chip and show a switching rate of 1 MHz. We calculate that a 32x32 array or larger is feasible.
Citation
Applied Physics Letters
Volume
74
Issue
26

Keywords

arrays, bolometers, microcalorimeters, SQUIDS, transition-edge sensors

Citation

Chervenak, J. , Irwin, K. , Grossman, E. , Martinis, J. , Reintsema, C. and Huber, M. (1999), Superconducting Multiplexer for Arrays of Transition Edge Sensors, Applied Physics Letters, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=22029 (Accessed October 21, 2025)

Issues

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Created June 27, 1999, Updated October 12, 2021
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