Results 1 to 10 of about 251,773 (344)

Qubit-photon interactions in a cavity: Measurement induced dephasing and number splitting [PDF]

open access: green, 2006
We theoretically study measurement induced-dephasing of a superconducting qubit in the circuit QED architecture and compare the results to those obtained experimentally by Schuster {\it et al.}, [Phys. Rev. Lett. 94, 123602 (2005)].
A. Abragam   +17 more
core   +2 more sources

Quantum speedup for nonreversible Markov chains [PDF]

open access: yesNature Communications
Quantum algorithms can potentially solve a handful of problems more efficiently than their classical counterparts. In that context, it has been discussed that Markov chains problems could be solved significantly faster using quantum computing.
Baptiste Claudon   +2 more
doaj   +2 more sources

Shuttle-Exploiting Attacks and Their Defenses in Trapped-Ion Quantum Computers

open access: yesIEEE Access, 2022
Trapped-ion (TI) quantum bits are a front-runner technology for quantum computing. TI systems with multiple interconnected traps can overcome the hardware connectivity issue inherent in superconducting qubits and can solve practical problems at scale ...
Abdullah Ash Saki   +2 more
doaj   +1 more source

Polyadic Braid Operators and Higher Braiding Gates

open access: yesUniverse, 2021
A new kind of quantum gates, higher braiding gates, as matrix solutions of the polyadic braid equations (different from the generalized Yang–Baxter equations) is introduced. Such gates lead to another special multiqubit entanglement that can speed up key
Steven Duplij, Raimund Vogl
doaj   +1 more source

Parameterizing qudit states

open access: yesDiscrete and Continuous Models and Applied Computational Science, 2021
Quantum systems with a finite number of states at all times have been a primary element of many physical models in nuclear and elementary particle physics, as well as in condensed matter physics.
Arsen Khvedelidze   +2 more
doaj   +1 more source

Chiral Magnetic Josephson Junction as a Base for Low-Noise Superconducting Qubits

open access: yesUniverse, 2022
The lack of space inversion symmetry endows non-centrosymmetric superconducting materials with various interesting parity-breaking phenomena, including the anomalous Josephson effect.
Maxim N. Chernodub   +2 more
doaj   +1 more source

Qubit Adoption Method of a Quantum Computing-Based Metaheuristics Algorithm for Truss Structures Analysis

open access: yesBiomimetics, 2023
Since the mention of the Fourth Industrial Revolution in 2016, quantum computers and quantum computing (QC) have emerged as key technologies. Many researchers are trying to realize quantum computers and quantum computing.
Donwoo Lee, Seungjae Lee, Sudeok Shon
doaj   +1 more source

Research Paper: Multi-hop Quantum Teleportation Scheme of the 6-Qubit Entangled State by Intermediate Nodes with the Best Efficiency [PDF]

open access: yesفیزیک کاربردی ایران, 2022
Quantum multi-hop teleportation is important in the field of quantum communication. In this paper, we proposed a Multi-hop quantum teleportation scheme of the 6-qubit entangled state.
Negin Fatahi
doaj   +1 more source

An Overview of Algorithms for Solving Vehicle Routing Problems in the Quantum-Classical Cloud

open access: yesКібернетика та комп'ютерні технології, 2023
Introduction. The hope of solving the problem of the avalanche-like growth of requirements for computing power, essential for solving complex routing problems and other problems of combinatorial optimization, relies on the latest quantum computers, in ...
Leonid Hulianitskyi   +2 more
doaj   +1 more source

Teleportation capability, distillability, and nonlocality on three-qubit states [PDF]

open access: yes, 2007
In this paper, we consider teleportation capability, distillability, and nonlocality on three-qubit states. In order to investigate some relations among them, we first find the explicit formulas of the quantities about the maximal teleportation fidelity ...
D. M. Greenberger   +3 more
core   +2 more sources

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