Using outcome purity to compare multiplexed detectors

Timon Schapeler; Jan Philipp Hoöpker; Tim J. Bartley

doi:10.1364/QIM.2021.Th2A.3

Quantum Information and Measurement VI 2021
Technical Digest Series (Optica Publishing Group, 2021),
paper Th2A.3
•https://doi.org/10.1364/QIM.2021.Th2A.3

Using outcome purity to compare multiplexed detectors

Timon Schapeler, Jan Philipp Hoöpker, and Tim J. Bartley

Quantum Information and Measurement 2021

Washington, DC United States
1–5 November 2021
ISBN: 978-1-957171-01-2

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Precision Measurements and Quantum Metrology III (Th2A)

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T. Schapeler, J. P. Hoöpker, and T. J. Bartley, "Using outcome purity to compare multiplexed detectors," in Quantum Information and Measurement VI 2021, F. Sciarrino, N. Treps, M. Giustina, and C. Silberhorn, eds., Technical Digest Series (Optica Publishing Group, 2021), paper Th2A.3.

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Abstract

We use quantum detector tomography to compare the outcome purity of four classes of multiplexed SNSPDs. This allows a direct method of comparing the quality of different multiplexing architectures for practical applications.

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