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Hartmut Neven

3 articles · 30 co-authors · latest: 2026-04-08

Magic on a Chip: Growing Quantum States

Reliable quantum computing requires rare states that are hard to obtain without defects. Scientists replaced laborious purification with a cultivation method—like growing special plants. On a real processor, accuracy reached 99.99% with an 8% yield. This paves the way to practical quantum computers.
arXiv:2512.13908 · 2025-12-15

When Disorder Gifts Superfluidity

A quantum experiment showed: strong disorder doesn't destroy flow; it transforms it into the perfect kind—frictionless. Particles simulated on a processor, under chaotic conditions, suddenly flowed like a single fluid.
arXiv:2512.21416 · 2025-12-24

Quantum Rainbow: How a Tiny Computer Sorts Mountains of Data

Researchers have proved that even a tiny quantum processor can outperform massive classical computers in sorting and analyzing big data. The 'quantum sketch' algorithm was successfully used to decode genes in individual cells and to gauge the sentiment of movie reviews. All of this was accomplished
arXiv:2604.07639 · 2026-04-08