Records

Surface code memory below threshold (distance 7)

Surface code memory below threshold (distance 7) in the Records: every value read on the maker's own pages, with its day.

Measure: Logical error rate — arxiv.org, read 23 October 2026
Value: 0.143 % — arxiv.org, read 23 October 2026
Reported: 24 August 2024 — arxiv.org, read 23 October 2026
Method: In this work, we present two surface code memories operating below this threshold: a distance-7 code and a distance-5 code integrated with a real-time decoder. — arxiv.org, read 23 October 2026
Paper or release: https://arxiv.org/abs/2408.13687 — arxiv.org, read 23 October 2026
Peer reviewed: Yes — arxiv.org, read 23 October 2026

Sources