Results 31 to 40 of about 251,773 (344)

Microwaves in Quantum Computing

open access: yesIEEE Journal of Microwaves, 2021
Quantum information processing systems rely on a broad range of microwave technologies and have spurred development of microwave devices and methods in new operating regimes.
Joseph C. Bardin   +2 more
doaj   +1 more source

A unified approach to realize universal quantum gates in a coupled two-qubit system with fixed always-on coupling

open access: yes, 2005
We demonstrate that in a coupled two-qubit system any single-qubit gate can be decomposed into two conditional two-qubit gates and that any conditional two-qubit gate can be implemented by a manipulation analogous to that used for a controlled two-qubit ...
M. A. Nielsen   +4 more
core   +1 more source

Macroscopic Many-Qubit Interactions in Superconducting Flux Qubits [PDF]

open access: yes, 2007
Superconducting flux qubits are considered to investigate macroscopic many-qubit interactions. Many-qubit states based on current states can be manipulated through the current-phase relation in each superconducting loop.
Cho, Sam Young, Kim, Mun Dae
core   +2 more sources

Development of Grating for the Optical Addressing of Sr+ Ions With Data Analysis Techniques

open access: yesIEEE Photonics Journal, 2023
In this study, SiN-based gratings with various radius of curvature (r) are designed and fabricated for the optical addressing of trapped Sr+ ion.
Yu Dian Lim   +4 more
doaj   +1 more source

Kaonic Qubits

open access: yesQuantum Information Processing, 2006
16 pages, 3 figures, version 2 minor changes.
Bertlmann, Reinhold, Hiesmayr, Beatrix
openaire   +3 more sources

High-Fidelity Z-Measurement Error Correction of Optical Qubits [PDF]

open access: yes, 2004
We demonstrate a quantum error correction scheme that protects against accidental measurement, using an encoding where the logical state of a single qubit is encoded into two physical qubits using a non-deterministic photonic CNOT gate.
A. G. White   +5 more
core   +2 more sources

Implementation of Classic Image Transformation Algorithm to Quantum State, Boundary Extraction and Transformation of Half-Tone Image to Binary

open access: yesCybernetics and Information Technologies, 2020
The aim of the research is computer simulation of a quantum algorithm to solve the problem of transforming a classical image using quantum computing tools and methods, studying recognition algorithms and creating a recognition model using quantum methods.
Gushanskiy Sergey   +2 more
doaj   +1 more source

Bifurcation Oscillator as an Advanced Sensor for Quantum State Control

open access: yesSensors, 2022
We study bifurcation behavior of a high-quality (high-Q) Josephson oscillator coupled to a superconducting qubit. It is shown that the probability of capture into the state of dynamic equilibrium is sensitive to qubit states.
Dmitrii Pashin   +3 more
doaj   +1 more source

Tunable coupling in circuit quantum electrodynamics with a superconducting V-system

open access: yes, 2010
Recent progress in superconducting qubits has demonstrated the potential of these devices for the future of quantum information processing. One desirable feature for quantum computing is independent control of qubit interactions as well as qubit energies.
A. A. Houck   +4 more
core   +1 more source

Active control of qubit–qubit entanglement evolution

open access: yesPhysics Letters A, 2010
Author added, Expanded version, 10 ...
Leandro, J. F.   +3 more
openaire   +3 more sources

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