Quantum optical feedback control for creating strong correlations in many-body systems

G Mazzucchi, SF Caballero-Benitez, DA Ivanov… - Optica, 2016 - opg.optica.org
… on the feedback control of ultracold bosonic and fermionic atoms in optical lattices, subjected
to the quantum weak … states of light and quantum correlations using photon subtraction [35]. …

Appearance and disappearance of quantum correlations in measurement-based feedback control of a mechanical oscillator

V Sudhir, DJ Wilson, R Schilling, H Schütz, SA Fedorov… - Physical Review X, 2017 - APS
… used for feedback contains a faithful record of its own backaction [31]. Furthermore, we study
how these quantum correlations are obscured in the regime where quantum noise in the in-…

Optimal control of entanglement via quantum feedback

S Mancini, HM Wiseman - Physical Review A—Atomic, Molecular, and Optical …, 2007 - APS
… We apply this technique to the control of the Einstein-Podolsky-Rosen correlations between
… We now check what the purity of our stationary state is under the various feedback control

Feedback control of quantum correlations in a cavity magnomechanical system with magnon squeezing

M Amazioug, S Singh, B Teklu, M Asjad - Entropy, 2023 - mdpi.com
quantum correlations in cavity magnomechanics, through the use of a coherent feedback
, is significantly improved by the coherent feedback-control method that has been proposed. In …

Dynamical phases and quantum correlations in an emitter-waveguide system with feedback

G Buonaiuto, F Carollo, B Olmos, I Lesanovsky - Physical Review Letters, 2021 - APS
… We have shown that feedback control of a coupled emitter-waveguide system offers the …
This has shown that feedback can control spin squeezing of the quantum state of the emitters, …

Enhancement of quantum correlations in a cavity–magnon system with feedback control

SY Qin, XX Xin, SW He, C Li - JOSA B, 2021 - opg.optica.org
… cavities with feedback control of the cavity … quantum entanglement, as a special quantum
correlation, between the two magnons is improved in the system with double-feedback control, …

Enhancement of tripartite quantum correlation by coherent feedback control

Y Zhong, J Jing - Physical Review A, 2020 - APS
… In this paper, three different coherent feedback control … the feedback controller, we theoretically
investigate the enhancement of tripartite quantum correlation and its pairwise correlation. …

Time-delayed quantum feedback control

AL Grimsmo - Physical review letters, 2015 - APS
… dynamics induced by this type of feedback. The theoretical difficulty lies in the quantum
correlations between the control target system and the inloop quantum field: The field cannot …

Feedback control of quantum systems using continuous state estimation

AC Doherty, K Jacobs - Physical Review A, 1999 - APS
… We present a formulation of feedback in quantum systems in which the best estimates … control
the system. We apply this method to the problem of cooling and confining a single quantum

Coherent quantum feedback

S Lloyd - Physical Review A, 2000 - APS
… method for quantum feedback control, in which the sensors, controller, and actuators are …
In addition to inducing quantum correlation between the system and controller spins, the CNOT …