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Clifford subgroup-orbit QSC[1]

Alternative Names: Sidelnikov QSC.

Description

A \(((2^r,2,2-\sqrt{2},8))\) QSC for \(r \geq 1\) constructed using the real Clifford subgroup-orbit code. Logical constellations are constructed by applying elements of an index-two subgroup of the real Clifford group, when taken as a subgroup of the orthogonal group [2] to \(2\) different vectors on the complex sphere. The code is known as the Witting code for \(r=2\) because its two logical constellations form vertices of Witting polytopes.

Cousins

  • Real-Clifford subgroup-orbit code— Clifford group-orbit QSCs are quantum counterparts of real Clifford subgroup-orbit codes.
  • Witting polytope code— Logical constellations of the Clifford subgroup-orbit code for \(r=2\) form vertices of Witting polytopes.
  • 24-cell code— Logical constellations of the Clifford subgroup-orbit code for \(r=1\) form vertices of 24-cells when mapped into the real sphere, while code constellations form vertices of a disphenoidal 288-cell.
  • Disphenoidal 288-cell code— Logical constellations of the Clifford subgroup-orbit code for \(r=1\) form vertices of 24-cells when mapped into the real sphere, while code constellations form vertices of a disphenoidal 288-cell.

References

[1]
S. P. Jain, J. T. Iosue, A. Barg, and V. V. Albert, “Quantum spherical codes”, Nature Physics 20, 1300 (2024) arXiv:2302.11593 DOI
[2]
G. Nebe, E. M. Rains, and N. J. A. Sloane, “The invariants of the Clifford groups”, (2000) arXiv:math/0001038
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Zoo Code ID: quantum_sidelnikov

Cite as:
“Clifford subgroup-orbit QSC”, The Error Correction Zoo (V. V. Albert & P. Faist, eds.), 2026. https://errorcorrectionzoo.org/c/quantum_sidelnikov, arXiv:2606.11484
BibTeX:
@incollection{eczoo_quantum_sidelnikov,
title={Clifford subgroup-orbit QSC},
booktitle={The Error Correction Zoo},
year={2026},
editor={Albert, Victor V. and Faist, Philippe},
eprint={2606.11484},
doi={10.48550/arXiv.2606.11484},
url={https://errorcorrectionzoo.org/c/quantum_sidelnikov}
}
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Permanent link:
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Cite as:

“Clifford subgroup-orbit QSC”, The Error Correction Zoo (V. V. Albert & P. Faist, eds.), 2026. https://errorcorrectionzoo.org/c/quantum_sidelnikov, arXiv:2606.11484

Github: https://github.com/errorcorrectionzoo/eczoo_data/edit/main/codes/quantum/oscillators/qsc/quantum_sidelnikov.yml.