Results 51 to 60 of about 17,439,974 (328)

Experimental benchmarking of quantum control in zero-field nuclear magnetic resonance. [PDF]

open access: yesSci Adv, 2018
High-fidelity quantum control of nuclear spins at zero magnetic field. Demonstration of coherent control and characterization of the control fidelity is important for the development of quantum architectures such as nuclear magnetic resonance (NMR).
Jiang M   +5 more
europepmc   +3 more sources

Universal quantum interfaces [PDF]

open access: yes, 2003
To observe or control a quantum system, one must interact with it via an interface. This letter exhibits simple universal quantum interfaces--quantum input/output ports consisting of a single two-state system or quantum bit that interacts with the system
A. Steane   +32 more
core   +2 more sources

Multiparty quantum remote control [PDF]

open access: yesQuantum Information Processing, 2013
This paper proposes a multiparty quantum remote control (MQRC) protocol, which allows several controllers to perform remote operations independently on a target state based on a shared entanglement of Greenberger-Home-Zeilinger (GHZ) state.
Chen, Yu-Ting, Hwang, Tzonelih
openaire   +3 more sources

Algorithmic Primitives for Quantum-Assisted Quantum Control [PDF]

open access: yesPhysical Review Letters, 2021
9 pages, comments ...
Guru-Vamsi Policharla, Sai Vinjanampathy
openaire   +3 more sources

Optimal Robust Quantum Control by Inverse Geometric Optimization.

open access: yesPhysical Review Letters, 2020
We develop an inverse geometric optimization technique that allows the derivation of optimal and robust exact solutions of low-dimension quantum control problems driven by external fields. We determine in the dynamical variable space optimal trajectories
G. Dridi, Kaipeng Liu, S. Guérin
semanticscholar   +1 more source

Control Theoretical Expression of Quantum Systems And Lower Bound of Finite Horizon Quantum Algorithms [PDF]

open access: yes, 2007
We provide a control theoretical method for a computational lower bound of quantum algorithms based on quantum walks of a finite time horizon. It is shown that given a quantum network, there exists a control theoretical expression of the quantum system ...
Yanagisawa, Masahiro
core   +1 more source

Quantum Pareto optimal control [PDF]

open access: yesPhysical Review A, 2008
Submitted to Physical Review ...
Chakrabarti, Raj   +2 more
openaire   +2 more sources

Holographic superconductors in 4D Einstein-Gauss-Bonnet gravity

open access: yesJournal of High Energy Physics, 2020
We investigate the neutral AdS black-hole solution in the consistent D → 4 Einstein-Gauss-Bonnet gravity proposed in [K. Aoki, M.A. Gorji, and S. Mukohyama, Phys. Lett.
Xiongying Qiao   +4 more
doaj   +1 more source

Effective metric of spinless binaries with radiation-reaction effect up to fourth post-Minkowskian order in effective-one-body theory

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
By means of the scattering angles, we obtain an effective metric of spinless binaries with radiation-reaction effects up to fourth post-Minkowskian order, which is the foundation of the effective-one-body theory.
Jiliang Jing   +3 more
doaj   +1 more source

Basic protocols in quantum reinforcement learning with superconducting circuits [PDF]

open access: yes, 2017
Superconducting circuit technologies have recently achieved quantum protocols involving closed feedback loops. Quantum artificial intelligence and quantum machine learning are emerging fields inside quantum technologies which may enable quantum devices ...
Lamata, Lucas
core   +3 more sources

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