PhysicsNature Physics
Quantum-enhanced metrology with large Fock states
X. Deng, S. Li, et al.
This groundbreaking research, conducted by Xiaowei Deng and colleagues, showcases a novel approach to generating large Fock states in a superconducting microwave cavity. The team achieved unprecedented quantum-enhanced measurement precision, nearing Heisenberg scaling with a remarkable gain of 14.8 dB, paving the way for advancements in weak force detection and dark matter searches.
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