Quantum optimal control in quantum technologies. Strategic report on current status, visions and goals for research in Europe

CP Koch, U Boscain, T Calarco, G Dirr… - EPJ Quantum …, 2022 - epjqt.epj.org
Quantum optimal control, a toolbox for devising and implementing the shapes of external
fields that accomplish given tasks in the operation of a quantum device in the best way …

Spin many-body phases in standard-and topological-waveguide qed simulators

M Bello, G Platero, A González-Tudela - PRX Quantum, 2022 - APS
Waveguide QED has emerged as a powerful analog quantum simulator due to the
possibility of mediating versatile spin-spin interactions with tunable sign, range, and even …

Classically computing performance bounds on depolarized quantum circuits

SD Mishra, M Frías-Pérez, R Trivedi - PRX Quantum, 2024 - APS
Quantum computers and simulators can potentially outperform classical computers in finding
ground states of classical and quantum Hamiltonians. However, if this advantage can persist …

Spectral engineering of cavity-protected polaritons in an atomic ensemble

M Baghdad, PA Bourdel, S Schwartz, F Ferri, J Reichel… - Nature Physics, 2023 - nature.com
Multiple quantum emitters coupled to a single cavity mode appear in many situations,
including quantum technologies and polaritonic chemistry. The ideal case of identical …

Optimizing performance of quantum operations with non-Markovian decoherence: the tortoise or the hare?

EP Butler, GE Fux, C Ortega-Taberner, BW Lovett… - Physical Review Letters, 2024 - APS
The interaction between a quantum system and its environment limits our ability to control it
and perform quantum operations on it. We present an efficient method to find optimal …

Optimal control in disordered quantum systems

L Coopmans, S Campbell, G De Chiara, A Kiely - Physical Review Research, 2022 - APS
We investigate several control strategies for the transport of an excitation along a spin chain.
We demonstrate that fast high-fidelity transport can be achieved using protocols designed …

Inverse-designed dielectric cloaks for entanglement generation

A Miguel-Torcal, J Abad-Arredondo, FJ García-Vidal… - …, 2022 - degruyter.com
We investigate the generation of entanglement between two quantum emitters through the
inverse-design engineering of their photonic environment. By means of a topology …

[PDF][PDF] Optimisation of non-Markovian systems using tensor networks

E Butler - inspirehep.net
Structured environments that do not admit simple time-local descriptions display a wealth of
features which are otherwise absent from unstructured environments. Here we use optimal …

Quantum Control of Microwave-to-Optical Transducers for Inhomogeneous Broadening Compensation

SD Mishra, R Trivedi, AH Safavi-Naeini… - CLEO: Science and …, 2021 - opg.optica.org
Quantum Control of Microwave-to-Optical Transducers for Inhomogeneous Broadening
Compensation Page 1 Quantum Control of Microwave-to-Optical Transducers for Inhomogeneous …