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quant-ph2025
Cooperative squeezing of internal and collective spins in an atomic ensemble
Youwei Zhang, Shenchao Jin, Junlei Duan +4
Creating highly spin-squeezed states for quantum metrology surpassing the standard quantum limit is a topic of great interest. Spin squeezing has been achieved by either entangling…
quant-ph2024
Continuous field tracking with machine learning and steady state spin squeezing
Junlei Duan, Zhiwei Hu, Xingda Lu +4
Entanglement plays a crucial role in proposals for quantum metrology, yet demonstrating quantum enhancement in sensing with sustained spin entanglement remains a challenging endeav…