Accelerated and noise-resistant generation of high-fidelity steady-state entanglement with Rydberg atoms

YH Chen, ZC Shi, J Song, Y Xia, SB Zheng - Physical Review A, 2018 - APS
Based on Lyapunov control, a scheme is proposed to accelerate dissipation dynamics for
the generation of high-fidelity entanglement between two Rydberg atoms in the context of …

Optimal control methods for quantum gate preparation: a comparative study

B Riaz, C Shuang, S Qamar - Quantum Information Processing, 2019 - Springer
In this study, optimal control methods for quantum gate preparation are investigated.
Quantum computation demands very high fidelity and requires controls to be easily tunable …

Generation of nonclassical states in nonlinear oscillators via Lyapunov control

D Ran, WJ Shan, ZC Shi, ZB Yang, J Song, Y Xia - Physical Review A, 2020 - APS
In this paper, we propose a scheme to generate nonclassical states in a nonlinear oscillator
system, such as Fock states, squeezed coherent states, Schrödinger-cat states, etc. These …

Speeding up adiabatic passage by adding Lyapunov control

D Ran, ZC Shi, J Song, Y Xia - Physical Review A, 2017 - APS
We propose a scheme to speed up adiabatic passage by using Lyapunov control theory.
This is a good choice to solve the problem that may emerge in Berry's transitionless …

Accelerated high-fidelity Bell states generation based on dissipation dynamics and Lyapunov control

YQ Wang, Y Wang, X Zhao, J Song, Y Xia - Quantum Information …, 2021 - Springer
In this paper, we propose a rapid and high-fidelity protocol to generate Bell states by
dissipation dynamics and Lyapunov control. With a designed dissipative path, an arbitrary …

Preparation of Hadamard gate for open quantum systems by the Lyapunov control method

N Ghaeminezhad, S Cong - IEEE/CAA Journal of Automatica …, 2018 - ieeexplore.ieee.org
In this paper, the control laws based on the Lyapunov stability theorem are designed for a
two-level open quantum system to prepare the Hadamard gate, which is an important basic …

Stabilizing a class of mixed states for stochastic quantum systems via switching control

WEN Jie, SHI Yuanhao, LU Xiaonong - Journal of the Franklin Institute, 2018 - Elsevier
The global stabilization of a class of mixed states for finite dimensional stochastic quantum
systems with degenerate measurement operator is investigated in this paper. We construct a …

Lyapunov-based prescribed-time stabilisation control of quantum systems

E Taslima, S Kamal, RK Saket… - International Journal of …, 2024 - Taylor & Francis
This paper addresses the prescribed-time stabilisation control problem for quantum systems
characterised by a single control input. A control law based on the relative state distance is …

Rapid stabilization of time delay stochastic quantum systems based on continuous measurement feedback

J Wen, Y Shi, X Pang, J Jia, J Zeng - Journal of the Franklin Institute, 2020 - Elsevier
Based on continuous measurement feedback, this paper addresses the rapid stabilization of
eigenstates and Bell states for stochastic quantum systems, in which the time of computing …

Robust Quantum Gate Preparation in Open Environments

LS Baker, SA Shah, A Zlotnik, A Piryatinski - arXiv preprint arXiv …, 2024 - arxiv.org
We develop an optimal control algorithm for robust quantum gate preparation in open
environments with the state of the quantum system represented using the Lindblad master …