Quantum-Enhanced Sensing Using Orbital Angular Momentum Squeezed States
Jiachi Ye, Qian Cai, Tongyao Wu, Hao Wang, Mohsen Ahmadian, Hamed Dalir, Elham Heidari · 2025
We propose a free-space optical system integrating orbital angular momentum modes with squeezed light generation for quantum-enhanced sensing. Our system achieves sub-shot-noise sensitivity while maintaining spatial mode selectivity through balanced homodyne detection.