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Linear optical controlled- NOT gate in the coincidence basis

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TLDR
In this article, the operation and tolerances of a quantum controlled-NOT gate for photonic qubits are described and a two-photon source is used for its demonstration.
Abstract
We describe the operation and tolerances of a nondeterministic, coincidence basis, quantum controlled-NOT gate for photonic qubits. It is constructed solely from linear optical elements and requires only a two-photon source for its demonstration. Its success probability is 1/9.

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Journal ArticleDOI

Time-resolved detection and mode mismatch in a linear optics quantum gate

TL;DR: In this paper, the impact of temporal and frequency mismatch on the operation of a simple linear optics quantum gate is discussed, and the spectral effects of the photodetectors are considered.
Journal ArticleDOI

Proposal for a simple quantum-error-correction test gate in linear optics

TL;DR: A linear quantum optical circuit capable of demonstrating a simple quantum-error-correction code in a four-photon experiment was described in this article, where it was shown that the quantum error correction code can be implemented in a linear quantum circuit.
Journal ArticleDOI

Modular architectures to deterministically generate graph states

Hassan Shapourian, +1 more
- 22 Jun 2022 - 
TL;DR: A modular design based on quantum dot emitters coupled to a waveguide and optical delay lines to deterministically generate N-dimensional cluster states and other useful graph states such as tree states and repeater states is presented.

Dynamics of Quantum Correlations with Photons : Experiments on bound entanglement and contextuality for application in quantum information

Elias Amselem
TL;DR: The rapidly developing interdisciplinary field of quantum information, which merges quantum and information science, studies non-classical aspects of quantum systems as discussed by the authors, which is motivated by quantum information.
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