中国科学技术大学研究人员开发出九章4.0光量子计算原型机，可操控3050个光子，创下新纪录。
中国科学技术大学宣布推出九章4.0原型机。该设备使用1024个压缩态输入和8176模干涉网络。
该原型机在25微秒内完成高斯玻色采样任务。据估计，世界最强超级计算机El Capitan完成同样计算需超过10^42年。
研究团队由潘建伟领导，与多家中国研究机构合作。成果已于本周三发表在《自然》杂志上。
与之前的九章3系统相比，新设备的光子处理能力提升超过十倍。
Researchers at the University of Science and Technology of China have deployed a multi-mode quantum relay network that achieves matter-matter entanglement over 14.5 kilometers of fiber.
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China's Zhengzhou core node has doubled its chips to 60,000 from 30,000 since early February trials, becoming the nation's most powerful scientific intelligent computing infrastructure, CCTV reported.
Scientists have developed a quantum chip that converts uncontrolled photon leaks into controllable signals. The approach enables tracking of lost quantum information through deliberate controlled leakage.
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Quantum computing startup QuEra has outlined plans for major hardware advances that it says will deliver useful machines hosted on Amazon Web Services starting in 2028.
IBM has developed a prototype computer chip that packs nearly 100 billion transistors into a fingernail-sized device. The 10 by 15 millimetre chip uses a new three-dimensional layering technique to achieve record density.