Articles with "garg inequality" as a keyword



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Bell inequality, steering, incompatibility and Leggett–Garg inequality under coarsening measurement

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Published in 2018 at "Quantum Information Processing"

DOI: 10.1007/s11128-018-1938-2

Abstract: We investigate the effects of the coarsening measurement on the quantum-to-classical transition by Bell–Clauser–Horne–Shimony–Holt (Bell–CHSH) non-locality for the conventional two-qubit system, the Leggett–Garg inequality for a two-level system, and steering and incompatibility both in the… read more here.

Keywords: garg inequality; coarsening measurement; inequality; incompatibility ... See more keywords
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Experimental violation of the Leggett-Garg inequality with a single-spin system

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Published in 2022 at "Physical Review A"

DOI: 10.1103/physreva.105.042613

Abstract: Maimaitiyiming Tusun, 2, 3 Wei Cheng, 2 Zihua Chai, 2 Yang Wu, 2 Ya Wang, 2 Xing Rong, 2, ∗ and Jiangfeng Du 2, † CAS Key Laboratory of Microscale Magnetic Resonance and School of… read more here.

Keywords: physics; leggett garg; garg inequality; inequality single ... See more keywords
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Violations of a Leggett-Garg inequality without signaling for a photonic qutrit probed with ambiguous measurements

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Published in 2018 at "Physical Review A"

DOI: 10.1103/physreva.97.020101

Abstract: We realise a quantum three-level system with photons distributed among three different spatial and polarization modes. Ambiguous measurement of the state of the qutrit are realised by blocking one out for the three modes at… read more here.

Keywords: garg inequality; violations leggett; qutrit; ambiguous measurements ... See more keywords