single flux quantum

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• Rapid single flux quantum — In electronics, rapid single flux quantum (RSFQ) is a digital electronics technology that relies on quantum effects in superconducting materials to switch signals, instead of transistors. However, it is not a quantum computing technology in the… …   Wikipedia

• Flux — This article is about the concept of flux in science and mathematics. For other uses of the word, see Flux (disambiguation). In the various subfields of physics, there exist two common usages of the term flux, both with rigorous mathematical… …   Wikipedia

• Quantum flux parametron — Invented by Eiichi Goto (後藤英一) at the University of Tokyo, the Quantum Flux Parametron (QFP) is an improvement over his earlier parametron (パラメトロン) based digital logic technology. Unlike its predecessor, QFP uses superconducting Josephson… …   Wikipedia

• Flux qubit — In quantum computing, flux qubits (also known as persistent current qubits) are micrometer sized loops of superconducting metal interrupted by a number of Josephson junctions. The junction parameters are engineered during fabrication so that a… …   Wikipedia

• Quantum — In physics, a quantum (plural: quanta) is an indivisible entity of a quantity that has the same units as the Planck constant and is related to both energy and momentum of elementary particles of matter (called fermions) and of photons and other… …   Wikipedia

• Quantum channel — In quantum information theory, a quantum channel is a communication channel which can transmit quantum information, as well as classical information. An example of quantum information is the state of a qubit. An example of classical information… …   Wikipedia

• Quantum information — For the journal with this title, see Historical Social Research. In quantum mechanics, quantum information is physical information that is held in the state of a quantum system. The most popular unit of quantum information is the qubit, a two… …   Wikipedia

• quantum — 1. A unit of radiant energy (ε) varying according to the frequency (ν) of the radiation. 2. A certain definite amount. [L. how much] q. mottle q. mottle. See entries under under mottle. q. rectum Q.R. [L. however much is correct] q. satis q.s. [L …   Medical dictionary

• Circuit quantum electrodynamics — (circuit QED) provide the means to study the fundamental interaction between light and matter. As in the field of cavity quantum electrodynamics a single photon within a single mode cavity coherently couples to a quantum object (atom). In… …   Wikipedia

• Superconducting quantum computing — This promising implementation of quantum information involves nanofabricated superconducting electrodes coupled through Josephson junctions. As in a superconducting electrode, the phase and the charge are conjugate variables, there exists three… …   Wikipedia

• One-way quantum computer — The one way or measurement based quantum computer is a method of quantum computing that first prepares an entangled resource state, usually a cluster state or graph state, then performs single qubit measurements on it. It is one way because the… …   Wikipedia