Quantum feedback: theory, experiments, and applications

J Zhang, Y Liu, RB Wu, K Jacobs, F Nori - Physics Reports, 2017‏ - Elsevier
The control of individual quantum systems is now a reality in a variety of physical settings.
Feedback control is an important class of control methods because of its ability to reduce the …

The SLH framework for modeling quantum input-output networks

J Combes, J Kerckhoff, M Sarovar - Advances in Physics: X, 2017‏ - Taylor & Francis
Many emerging quantum technologies demand precise engineering and control over
networks consisting of quantum mechanical degrees of freedom connected by propagating …

[کتاب][B] Quantum continuous variables: a primer of theoretical methods

A Serafini - 2023‏ - taylorfrancis.com
Quantum Continuous Variables introduces the theory of continuous variable quantum
systems, from its foundations based on the framework of Gaussian states to modern …

Enhanced entanglement of two different mechanical resonators via coherent feedback

J Li, G Li, S Zippilli, D Vitali, T Zhang - Physical Review A, 2017‏ - APS
It was shown [New J. Phys. 17, 103037 (2015) NJOPFM 1367-2630 10.1088/1367-
2630/17/10/103037] that large and robust entanglement between two different mechanical …

On-chip superconducting microwave circulator from synthetic rotation

J Kerckhoff, K Lalumière, BJ Chapman, A Blais… - Physical Review …, 2015‏ - APS
We analyze a design for a microwave circulator which could replace many of the commercial
ferrite circulators that are ubiquitous in contemporary quantum superconducting microwave …

Direct and indirect couplings in coherent feedback control of linear quantum systems

G Zhang, MR James - IEEE Transactions on Automatic Control, 2010‏ - ieeexplore.ieee.org
The purpose of this paper is to study and design direct and indirect couplings for use in
coherent feedback control of a class of linear quantum stochastic systems. A general …

[HTML][HTML] Linear quantum systems: a tutorial

G Zhang, Z Dong - Annual Reviews in Control, 2022‏ - Elsevier
The purpose of this tutorial is to give a brief introduction to linear quantum control systems.
The mathematical model of linear quantum control systems is presented first, then some …

Coherent versus measurement feedback: Linear systems theory for quantum information

N Yamamoto - Physical Review X, 2014‏ - APS
To control a quantum system via feedback, we generally have two options in choosing a
control scheme. One is the coherent feedback, which feeds the output field of the system …

Experimental demonstration of coherent feedback control on optical field squeezing

S Iida, M Yukawa, H Yonezawa… - … on Automatic Control, 2012‏ - ieeexplore.ieee.org
Coherent feedback is a non-measurement based, hence a back-action free, method of
control for quantum systems. A typical application of this control scheme is squeezing …

Parameter estimation and system identification for continuously-observed quantum systems

HI Nurdin, M Guţǎ - Annual Reviews in Control, 2022‏ - Elsevier
This paper gives an overview of parameter estimation and system identification for quantum
input–output systems by continuous observation of the output field. We present recent …