Search results for "Binomial state"

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Efficient generation of N-photon binomial states and their use in quantum gates in cavity QED

2010

A high-fidelity scheme to generate N-photon generalized binomial states (NGBSs) in a single-mode high-Q cavity is proposed. A method to construct superpositions of exact orthogonal NGBSs is also provided. It is then shown that these states, for any value of N, may be used for a realization of a controlled-NOT gate, based on the dispersive interaction between the cavity field and a control two-level atom. The possible implementation of the schemes is finally discussed.

PhysicsPhotonBinomial stateSettore FIS/02 - Fisica Teorica Modelli E Metodi MatematiciBinomial (polynomial)Cavity quantum electrodynamicsGenerationGeneral Physics and AstronomyCavity QEDQuantum circuitQuantum gateQuantum error correctionControlled NOT gateQuantum mechanicsQuantum electrodynamicsQuantum gatesRealization (systems)
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Quantum Computation with Generalized Binomial States in Cavity Quantum Electrodynamics

2008

We study universal quantum computation in the cavity quantum electrodynamics (CQED) framework exploiting two orthonormal two-photon generalized binomial states as qubit and dispersive interactions of Rydberg atoms with high-$Q$ cavities. We show that an arbitrary qubit state may be generated and that controlled-NOT and 1-qubit rotation gates can be realized via standard atom-cavity interactions.

PhysicsQuantum PhysicsGeneralized binomial states cavity QEDPhysics and Astronomy (miscellaneous)Binomial (polynomial)Cavity quantum electrodynamicsPhysics::OpticsFOS: Physical sciencesState (functional analysis)Quantum PhysicsComputer Science::Emerging TechnologiesQuantum mechanicsQubitRydberg atomOrthonormal basisQuantum Physics (quant-ph)Rotation (mathematics)Quantum computer
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