Switching Phenomena in Bifurcation Amplifiers

William Soo; Andrew C. Doherty

Proceedings of the International Quantum Electronics Conference and Conference on Lasers and Electro-Optics Pacific Rim 2011
(Optica Publishing Group, 2011),
paper I982

Switching Phenomena in Bifurcation Amplifiers

William Soo and Andrew C. Doherty

International Quantum Electronics Conference 2011

Sydney Australia
28 August–1 September 2011
ISBN: 978-0-9775657-7-1

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POSTER SESSION - WEDNESDAY (PSW)

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W. Soo and A. C. Doherty, "Switching Phenomena in Bifurcation Amplifiers," in Proceedings of the International Quantum Electronics Conference and Conference on Lasers and Electro-Optics Pacific Rim 2011, (Optica Publishing Group, 2011), paper I982.

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Abstract

The bifurcation amplifier utilises the hysteretic switching of oscillator states in the readout of superconducting qubits. We employ quantum trajectory theory to study the accuracy, efficiency and backaction of this quantum measurement device.

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