Routed tile codes on a 2D nearest-neighbor grid achieve circuit-level thresholds of 0.11%-0.13% under SI1000 noise and become more qubit-efficient than the surface code below a physical error rate of 0.08%.
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2026 2representative citing papers
QND multi-Z measurements enable all operations for bias-tailored codes including XZZX surface codes and repetition codes, with simulated phase-flip thresholds of ~1.25% and ~2.3% respectively and up to 6x qubit savings at high bias.
citing papers explorer
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Strictly Local Tile-Code Architectures on Two-Dimensional Planar Lattices
Routed tile codes on a 2D nearest-neighbor grid achieve circuit-level thresholds of 0.11%-0.13% under SI1000 noise and become more qubit-efficient than the surface code below a physical error rate of 0.08%.
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Quantum non-demolition measurements as a practical primitive for fault-tolerant computation against biased noise
QND multi-Z measurements enable all operations for bias-tailored codes including XZZX surface codes and repetition codes, with simulated phase-flip thresholds of ~1.25% and ~2.3% respectively and up to 6x qubit savings at high bias.