Articles with "six state" as a keyword



Chau–Wang–Wong17 scheme is experimentally more feasible than the six-state scheme

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Published in 2019 at "Quantum Information Processing"

DOI: 10.1007/s11128-019-2263-0

Abstract: Recently, Chau et al. (Phys Rev A 95:022311, 2017) reported a quantum key distribution (QKD) scheme using four-dimensional qudits. Surprisingly, as a function of the bit error rate of the raw key, the secret key… read more here.

Keywords: key; state scheme; six state; scheme ... See more keywords

Entanglement based six-state quantum cryptography protocol: exact proof of security

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Published in 2023 at "Laser Physics Letters"

DOI: 10.1088/1612-202x/accce5

Abstract: A novel quantum key distribution (QKD) protocol is proposed, which uses six states of three states in two bases. The protocol provides a greater range of key distribution compared to known QKD protocols. The protocol… read more here.

Keywords: quantum; six state; based six; protocol ... See more keywords

BKT transitions of the XY and six-state clock models on the various two-dimensional lattices

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Published in 2025 at "Journal of Physics A: Mathematical and Theoretical"

DOI: 10.1088/1751-8121/ada988

Abstract: In a two-dimensional (2D) spin system, the XY model, characterized by planar rotational symmetry, exhibits a unique phenomenon known as the Berezinskii–Kosterlitz–Thouless (BKT) transition. In contrast, the clock model, which introduces discrete rotational symmetry, exhibits… read more here.

Keywords: six state; two dimensional; clock; transition ... See more keywords