Results 61 to 70 of about 2,130,806 (337)

Demystifying Quantum Gate Fidelity for Electronics Engineers

open access: yesApplied Sciences
The implementation of quantum gates by means of microwave cryo-RFICs controlling qubits is a promising path toward scalable quantum processors. Quantum gate fidelity quantifies how well an actual quantum gate produces a quantum state close to the desired
Mattia Borgarino, Alessandro Badiali
doaj   +1 more source

Circuit connectivity boosts by quantum-classical-quantum interfaces

open access: yesPhysical Review Research, 2022
High-connectivity circuits are a major roadblock for current quantum hardware. We propose a hybrid classical-quantum algorithm to simulate such circuits without swap-gate ladders.
Roeland Wiersema   +3 more
doaj   +1 more source

Dipolar exchange quantum logic gate with polar molecules [PDF]

open access: yesChemical Science, 2018
Proposed molecular quantum gate takes advantage of internal coherence and resonant electric dipolar interaction with high fidelity and optical scalability.
Kang-kuen Ni, T. Rosenband, D. Grimes
semanticscholar   +1 more source

A New Quantum Private Protocol for Set Intersection Cardinality Based on a Quantum Homomorphic Encryption Scheme for Toffoli Gate

open access: yesEntropy, 2023
Set Intersection Cardinality (SI-CA) computes the intersection cardinality of two parties’ sets, which has many important and practical applications such as data mining and data analysis.
Wen Liu   +3 more
doaj   +1 more source

Overview and Comparison of Gate Level Quantum Software Platforms [PDF]

open access: yesQuantum, 2018
Quantum computers are available to use over the cloud, but the recent explosion of quantum software platforms can be overwhelming for those deciding on which to use.
Ryan Larose
semanticscholar   +1 more source

Ferrocene Derivatives Enable Ultrasensitive Perovskite Photodetectors with Enhanced Reverse Bias Stability

open access: yesAdvanced Functional Materials, EarlyView.
Novel ferrocene derivatives (e.g., FcPhc2) are used as an ultrathin layer hole‐blocking layer, reducing hole injection from the Ag contact. This results in an ultralow noise spectral density of 1.2 × 10−14 A Hz−1/2, and a high specific detectivity of 8.1 × 1012 Jones at −0.5 V.
Eunyoung Hong   +16 more
wiley   +1 more source

Optimal Multi-Bit Toffoli Gate Synthesis

open access: yesIEEE Access, 2023
Multi-bit Toffoli gates form an essential quantum gate class for quantum algorithms. They should be efficiently decomposed into elementary single- or multi-qubit quantum gates, such as CNOT, T, and Hadarmard, for a scalable implementation of a quantum ...
Young-Min Jun, In-Chan Choi
doaj   +1 more source

Fast Quantum Computing with Buckyballs

open access: yes, 2005
We have found that encapsulated atoms in fullerene molecules, which carry a spin, can be used for fast quantum computing. We describe the scheme for performing quantum computations, going through the preparation of the qubit state and the realization of ...
Garelli, Maria Silvia   +1 more
core   +1 more source

Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai   +8 more
wiley   +1 more source

Hamiltonian phase error in resonantly driven CNOT gate above the fault-tolerant threshold

open access: yesnpj Quantum Information
Because of their long coherence time and compatibility with industrial foundry processes, electron spin qubits are a promising platform for scalable quantum processors.
Yi-Hsien Wu   +10 more
doaj   +1 more source

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