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 …
GRAPE optimization for open quantum systems with time-dependent decoherence rates driven by coherent and incoherent controls
VN Petruhanov, AN Pechen - Journal of Physics A: Mathematical …, 2023 - iopscience.iop.org
Abstract The GRadient Ascent Pulse Engineering (GRAPE) method is widely used for
optimization in quantum control. GRAPE is gradient search method based on exact …
optimization in quantum control. GRAPE is gradient search method based on exact …
Single temporal-pulse-modulated parameterized controlled-phase gate for Rydberg atoms
We propose an adiabatic protocol for implementing a controlled-phase gate CZ θ with
continuous θ of neutral atoms through a symmetrical two-photon excitation process via the …
continuous θ of neutral atoms through a symmetrical two-photon excitation process via the …
Single-step implementation of a hybrid controlled-not gate with one superconducting qubit simultaneously controlling multiple target cat-state qubits
QP Su, Y Zhang, CP Yang - Physical Review A, 2022 - APS
Hybrid quantum gates have recently drawn considerable attention. They play significant
roles in connecting quantum information processors with qubits of different encoding and …
roles in connecting quantum information processors with qubits of different encoding and …
Approaching the theoretical limit in quantum gate decomposition
In this work we propose a novel numerical approach to decompose general quantum
programs in terms of single-and two-qubit quantum gates with a $ CNOT $ gate count very …
programs in terms of single-and two-qubit quantum gates with a $ CNOT $ gate count very …
Model-predictive quantum control via Hamiltonian learning
This article proposes an end-to-end framework for the learning-enabled control of closed
quantum systems. The proposed learning technique is the first of its kind to utilize a …
quantum systems. The proposed learning technique is the first of its kind to utilize a …
Determination of Molecular Ground State via Short Square Pulses on Superconducting Qubits
Quantum computing is currently hindered by hardware noise. We present a freestyle
superconducting pulse optimization method, incorporating two-qubit channels, that …
superconducting pulse optimization method, incorporating two-qubit channels, that …
Speed limits for two-qubit gates with weakly anharmonic qubits
We consider the implementation of two-qubit gates when the physical systems used to
realize the qubits possess additional quantum states in the accessible energy range. We …
realize the qubits possess additional quantum states in the accessible energy range. We …
Tailoring the light–matter interaction for high-fidelity holonomic gate operations<? TeX\break?> in multiple systems
Z Kang, S Wu, K Han, J Qiu, J Moser, J Lu… - Journal of the Optical …, 2024 - opg.optica.org
Realization of quantum computing requires the development of high-fidelity quantum gates
that are resilient to decoherence, control errors, and environmental noise. While non …
that are resilient to decoherence, control errors, and environmental noise. While non …
Collaborative learning of high-precision quantum control and tomography
In the hardware implementation of quantum computation, the control pulses for quantum
states and gate operations must be calibrated to correct errors induced by unknown drifts of …
states and gate operations must be calibrated to correct errors induced by unknown drifts of …