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Iceberg Quantum Codes: How Errors Make Computers Smarter ⚡ экспресс

Original: "Computing with many encoded logical qubits beyond break-even"
arXiv:2602.22211 · 2026-02-25 · CC BY 4.0 · ⏱ 1 min · Quantum Physics
Physicists have shown for the first time that a quantum computer with error protection works better than one without.
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A 98-qubit quantum computer has for the first time outperformed its own unprotected version—as if an autopilot with redundant sensors drove more smoothly than one without. This is the road to truly dependable quantum machines.

🎯 The code was dubbed ‘iceberg’ for its resemblance to a real one: the useful qubits are the tip above water, while the ancillas are the hidden bulk below.

🎬 In the TV series ‘Devs’, a quantum computer predicts the future, but any error turns the vision into chaos—iceberg codes could clean such predictions from noise.

Scientists
Christian DopplerD. B. McLaughlinDidier QuelozMichel MayorR. A. RossiterJacob Bekenstein
Tags
spectroscopy Water entropy
Laws
second law of thermodynamicsDoppler effectBekenstein-Hawking entropyMaxwell's equationsPlanck's lawPlanck–Einstein relation
Original: arXiv:2602.22211 · CC BY 4.0 · bridge42worlds