superdense state

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• Superdense coding — is a technique used in quantum information theory to send two bits of classical information using only one qubit, with the aid of entanglement. Overview Suppose Alice would like to send classical information to Bob using qubits, instead of… …   Wikipedia

• superdense — ˌ adjective Etymology: super + dense : of extremely great density ; specifically : relating to or being a highly compact state of matter in which electrons and protons are pressed together to form neutrons superdense neutron star * * * adj. * * * …   Useful english dictionary

• superdense — adjective a) Having an information density of two classical bits per qubit, made possible by a shared entanglement state between sender and recipient. b) More dense than ordinary matter …   Wiktionary

• Cluster state — In quantum information and quantum computing, a cluster state is a type of highly entangled state of multiple qubits. Cluster states are generated in lattices of qubits with Ising type interactions. A cluster C is a connected subset of a d… …   Wikipedia

• Quantum entanglement — Quantum mechanics Uncertainty principle …   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

• Allotropes of carbon — Eight allotropes of carbon: a) Diamond, b) Graphite, c) Lonsdaleite, d) C60 (Buckminsterfullerene or buckyball), e) C540, f) C70, g) Amorphous carbon, and h) single walled carbon nanotube or buckytube. This is a list of the allotropes of carb …   Wikipedia

• Quantum finite automata — In quantum computing, quantum finite automata or QFA are a quantum analog of probabilistic automata. They are related to quantum computers in a similar fashion as finite automata are related to Turing machines. Several types of automata may be… …   Wikipedia

• Nitrogen-vacancy center — The nitrogen vacancy center (N V center) is one of numerous point defects in diamond. Its most explored and useful property is photoluminescence, which can be easily detected from an individual N V center. Electron spins at N V centers, localized …   Wikipedia

• Qubit — A qubit is not to be confused with a cubit, which is an ancient measure of length. A quantum bit or qubit IPA| [ kju.bɪt] (sometimes also qbit) is a unit of quantum information. That information is described by a state vector in a two level… …   Wikipedia

• QCD vacuum — The QCD vacuum is the vacuum state of quantum chromodynamics (QCD). It is an example of a non perturbative vacuum state, characterized by many non vanishing condensates such as the gluon condensate or the quark condensate. These condensates… …   Wikipedia