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Pengfei Wang

2 articles · 14 co-authors · latest: 2026-03-24

Two Atoms Against Chaos: A Quantum Memory Record

Quantum information is fragile, like a rope stretched between two buoys. But if the waves rock both buoys equally, the distance between them doesn't change. Physicists stored information in the difference between two atoms' states, and it lasted 10.5 hours — 10,000 times longer than before. This app
arXiv:2603.19631 · 2026-03-20

Diamond Compass Sees Atoms

Scientists built a compact setup that locates magnetic defects in diamond with record precision. These defects are built-in compasses, crucial for quantum computers and sensors. By analyzing the response to magnetic pulses, the authors pinpointed one compass with an error of just 0.28 nanometers. Su
arXiv:2603.22718 · 2026-03-24