Florent Lecocq

Publications

Demonstration of efficient nonreciprocity in a microwave optomechanical circuit

July 6, 2017

Author(s)

Gabriel A. Peterson, Florent Q. Lecocq, Katarina Cicak, Raymond W. Simmonds, Jose A. Aumentado, John D. Teufel

Abstract The ability to engineer nonreciprocal interactions is an essential tool in modern communication technology as well as a powerful resource for building

Field Programmable Josephson Amplifier for non-reciprocal microwave signal processing

February 17, 2017

Author(s)

Florent Q. Lecocq, Leonardo Ranzani, Gabriel A. Peterson, Katarina Cicak, Raymond W. Simmonds, John D. Teufel, Jose A. Aumentado

We report on the design and implementation of a Field Programmable Josephson Amplifier (FPJA) - a compact and lossless superconducting circuit that can be

Observation of strong radiation pressure forces from squeezed light on a mechanical oscillator

July 1, 2016

Author(s)

Jeremy B. Clark, Florent Q. Lecocq, Raymond W. Simmonds, Jose A. Aumentado, John D. Teufel

Quantum-enhanced sensing is a powerful technique in which nonclassical states are used to optimize the sensitivity of a measurement. Although squeezed light in

Mechanically mediated microwave frequency conversion

January 26, 2016

Author(s)

Florent Q. Lecocq, Jeremy B. Clark, Raymond W. Simmonds, Jose A. Aumentado, John D. Teufel

We report the observation of efficient and low-noise frequency conversion between two microwave modes, mediated by the motion of a mechanical resonator

Quantum Nondemolition Measurement of a Nonclassical State of a Massive Object

December 7, 2015

Author(s)

Florent Q. Lecocq, Jeremy B. Clark, Raymond W. Simmonds, Jose A. Aumentado, John D. Teufel

By coupling a macroscopic mechanical oscillator to two microwave cavities, we simultaneously prepare and monitor a nonclassical steady state of mechanical

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Florent Lecocq (Fed)

Publications