Journal article

Master equations and quantum trajectories for squeezed wave packets

JA Gross, BQ Baragiola, TM Stace, J Combes

Physical Review A | AMER PHYSICAL SOC | Published : 2022

Abstract

The interaction between matter and squeezed light has mostly been treated within the approximation that the field-correlation time is small. Methods for treating squeezed light with more general correlations currently involve explicitly modeling the systems producing the light. We develop a general purpose input-output theory for a particular form of narrowband squeezed light, a squeezed wave-packet mode, that only concerns the statistics of the squeezed field and the shape of the wave packet. This formalism allows us to derive the input-output relations and the master equation. We also consider detecting the scattered field using photon counting and homodyne measurements, which necessitates..

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University of Melbourne Researchers

Grants

Awarded by Natural Sciences and Engineering Research Council of Canada


Funding Acknowledgements

The authors would like to thank A. Blais, A. Chapman, C. Caves, I. Deutsch, and G. Milburn for many discus-sions over many years on these topics. This research was undertaken due in part to funding from the Canada First Research Excellence Fund and from NSERC. This work was supported by the Australian Research Council via the Cen-tre of Excellence for Engineered Quantum Systems (Grant No. CE170100009) and the Centre of Excellence in Quan-tum Computation and Communication Technology (Grant No. CE170100012) , and Discovery Early Career Research Award Project No. DE160100356. B.Q.B. was additionally supported by the Japan Science and Technology Agency through the Ministry of Education, Culture, Sports, Science, and Technology Quantum Leap Flagship Program.