Quantum optimal control in quantum technologies. Strategic report on current status, visions and goals for research in Europe
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 …
fields that accomplish given tasks in the operation of a quantum device in the best way …
Krotov method for optimal control of closed quantum systems
OV Morzhin, AN Pechen - Russian Mathematical Surveys, 2019 - iopscience.iop.org
The mathematics of optimal control of quantum systems is of great interest in connection with
fundamental problems of physics as well as with existing and prospective applications to …
fundamental problems of physics as well as with existing and prospective applications to …
Optimal state manipulation for a two-qubit system driven by coherent and incoherent controls
OV Morzhin, AN Pechen - Quantum Information Processing, 2023 - Springer
Optimal control of two-qubit quantum systems attracts high interest due to applications
ranging from two-qubit gate generation to optimization of receiver for transferring coherence …
ranging from two-qubit gate generation to optimization of receiver for transferring coherence …
[HTML][HTML] Initial experimental results on a superconducting-qubit reset based on photon-assisted quasiparticle tunneling
We present here our recent results on qubit reset scheme based on a quantum-circuit
refrigerator (QCR). In particular, we use the photon-assisted quasiparticle tunneling through …
refrigerator (QCR). In particular, we use the photon-assisted quasiparticle tunneling through …
Control landscapes for high-fidelity generation of C-NOT and C-PHASE gates with coherent and environmental driving
AN Pechen, VN Petruhanov, OV Morzhin… - The European Physical …, 2024 - Springer
High-fidelity generation of two-qubit gates is important for quantum computation, since such
gates are components of popular universal sets of gates. Here, we consider the problem of …
gates are components of popular universal sets of gates. Here, we consider the problem of …
Engineering dissipation with resistive elements in circuit quantum electrodynamics
M Cattaneo, GS Paraoanu - Advanced quantum technologies, 2021 - Wiley Online Library
The importance of dissipation engineering ranges from universal quantum computation to
non‐equilibrium quantum thermodynamics. In recent years, more and more theoretical and …
non‐equilibrium quantum thermodynamics. In recent years, more and more theoretical and …
Controlling the uncontrollable: Quantum control of open-system dynamics
Control of open quantum systems is essential for the realization of contemporary quantum
science and technology. We demonstrate such control using a thermodynamically consistent …
science and technology. We demonstrate such control using a thermodynamically consistent …
Robust quantum control with disorder-dressed evolution
The theory of optimal quantum control serves to identify time-dependent control
Hamiltonians that efficiently produce desired target states. As such, it plays an essential role …
Hamiltonians that efficiently produce desired target states. As such, it plays an essential role …
[HTML][HTML] Fast control of dissipation in a superconducting resonator
We report on fast tunability of an electromagnetic environment coupled to a superconducting
coplanar waveguide resonator. Namely, we utilize a recently developed quantum-circuit …
coplanar waveguide resonator. Namely, we utilize a recently developed quantum-circuit …
Fast route to equilibration
We present a control scheme for quantum systems coupled to a thermal bath. We
demonstrate state-to-state control between two Gibbs states. This scheme can be used to …
demonstrate state-to-state control between two Gibbs states. This scheme can be used to …