Deterministic operation
A deterministic nonlocal quantum gate between two room-temperature memory modules is realized via cavity-enhanced atomic modules and real-time feedforward control, eliminating the need for probabilistic entanglement distribution.
Lei, Xing · Li, Jiatong · Zhou, Xiaoyu · Yan, Jieli · Yan, Zhihui · Jia, Xiaojun · Xie, Changde · Peng, Kunchi
Physical Review Letters 2025
Deterministic implementation of nonlocal quantum nondemolition gate
Verified with different input coherent states
Quantum nature confirmed by outputting entangled atomic modules