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 …

One decade of quantum optimal control in the chopped random basis

MM Müller, RS Said, F Jelezko, T Calarco… - Reports on progress …, 2022 - iopscience.iop.org
The chopped random basis (CRAB) ansatz for quantum optimal control has been proven to
be a versatile tool to enable quantum technology applications such as quantum computing …

Training Schrödinger's cat: Quantum optimal control: Strategic report on current status, visions and goals for research in Europe

SJ Glaser, U Boscain, T Calarco, CP Koch… - The European Physical …, 2015 - Springer
It is control that turns scientific knowledge into useful technology: in physics and engineering
it provides a systematic way for driving a dynamical system from a given initial state into a …

Controlling open quantum systems: tools, achievements, and limitations

CP Koch - Journal of Physics: Condensed Matter, 2016 - iopscience.iop.org
The advent of quantum devices, which exploit the two essential elements of quantum
physics, coherence and entanglement, has sparked renewed interest in the control of open …

Introduction to quantum optimal control for quantum sensing with nitrogen-vacancy centers in diamond

P Rembold, N Oshnik, MM Müller, S Montangero… - AVS Quantum …, 2020 - pubs.aip.org
Diamond based quantum technology is a fast emerging field with both scientific and
technological importance. With the growing knowledge and experience concerning diamond …

[HTML][HTML] A tutorial on optimal control and reinforcement learning methods for quantum technologies

L Giannelli, S Sgroi, J Brown, GS Paraoanu… - Physics Letters A, 2022 - Elsevier
Abstract Quantum Optimal Control is an established field of research which is necessary for
the development of Quantum Technologies. In recent years, Machine Learning techniques …

QuOCS: The quantum optimal control suite

M Rossignolo, T Reisser, A Marshall, P Rembold… - Computer Physics …, 2023 - Elsevier
Quantum optimal control includes a family of pulse-shaping algorithms that aim to unlock the
full potential of a variety of quantum technologies. The Quantum Optimal Control Suite …

Speedup for quantum optimal control from automatic differentiation based on graphics processing units

N Leung, M Abdelhafez, J Koch, D Schuster - Physical Review A, 2017 - APS
We implement a quantum optimal control algorithm based on automatic differentiation and
harness the acceleration afforded by graphics processing units (GPUs). Automatic …

Krotov: A Python implementation of Krotov's method for quantum optimal control

M Goerz, D Basilewitsch, F Gago-Encinas, MG Krauss… - SciPost physics, 2019 - scipost.org
We present a new open-source Python package, krotov, implementing the quantum optimal
control method of that name. It allows to determine time-dependent external fields for a wide …

Dressing the chopped-random-basis optimization: A bandwidth-limited access to the trap-free landscape

N Rach, MM Müller, T Calarco, S Montangero - Physical Review A, 2015 - APS
In quantum optimal control theory the success of an optimization algorithm is highly
influenced by how the figure of merit to be optimized behaves as a function of the control …