Engineered dissipation for quantum information science
Quantum information processing relies on the precise control of non-classical states in the
presence of many uncontrolled environmental degrees of freedom. The interactions …
presence of many uncontrolled environmental degrees of freedom. The interactions …
Entanglement-enhanced quantum metrology in colored noise by quantum Zeno effect
In open quantum systems, the precision of metrology inevitably suffers from the noise. In
Markovian open quantum dynamics, the precision can not be improved by using entangled …
Markovian open quantum dynamics, the precision can not be improved by using entangled …
[HTML][HTML] Classical and Quantum Physical Reservoir Computing for Onboard Artificial Intelligence Systems: A Perspective
Artificial intelligence (AI) systems of autonomous systems such as drones, robots and self-
driving cars may consume up to 50% of the total power available onboard, thereby limiting …
driving cars may consume up to 50% of the total power available onboard, thereby limiting …
Photon-noise-tolerant dispersive readout of a superconducting qubit using a nonlinear Purcell filter
Y Sunada, K Yuki, Z Wang, T Miyamura, J Ilves… - Prx Quantum, 2024 - APS
Residual noise photons in a readout resonator become a major source of dephasing for a
superconducting qubit when the resonator is optimized for a fast, high-fidelity dispersive …
superconducting qubit when the resonator is optimized for a fast, high-fidelity dispersive …
Measurement-induced continuous time crystals
Strong measurements usually restrict the dynamics of measured finite dimensional systems
to the Zeno subspace, where subsequent evolution is unitary due to the suppression of …
to the Zeno subspace, where subsequent evolution is unitary due to the suppression of …
Global correlation and local information flows in controllable non-Markovian open quantum dynamics
XY Chen, NN Zhang, WT He, XY Kong, MJ Tao… - npj Quantum …, 2022 - nature.com
In a fully-controllable experiment platform for studying non-Markovian open quantum
dynamics, we show that the non-Markovianity could be investigated from the global and …
dynamics, we show that the non-Markovianity could be investigated from the global and …
Engineering of zeno dynamics in integrated photonics
Frequent observations to a quantum system modify its coherent evolution through the Zeno
effect and Zeno dynamics. Generally, the measurement process destroys the evolution …
effect and Zeno dynamics. Generally, the measurement process destroys the evolution …
Readout-induced suppression and enhancement of superconducting qubit lifetimes
It has long been known that the lifetimes of superconducting qubits suffer during readout,
increasing readout errors. We show that this degradation is due to the anti-Zeno effect, as …
increasing readout errors. We show that this degradation is due to the anti-Zeno effect, as …
Quantum energetics of a noncommuting measurement
When a measurement observable does not commute with a quantum system's Hamiltonian,
the energy of the measured system is typically not conserved during the measurement …
the energy of the measured system is typically not conserved during the measurement …
Control landscape of measurement-assisted transition probability for a three-level quantum system with dynamical symmetry
M Elovenkova, A Pechen - Quantum Reports, 2023 - mdpi.com
Quantum systems with dynamical symmetries have conserved quantities that are preserved
under coherent control. Therefore, such systems cannot be completely controlled by means …
under coherent control. Therefore, such systems cannot be completely controlled by means …