Peng Yang, Xuezhi Ke, Fenglei Zhang, Yunlong Sun, Boya Xie. Sub-Shot-Noise Sub-Hertz Laser-Interferometric Measurement[J]. Laser & Optoelectronics Progress, 2022, 59(1): 0127001
- Laser & Optoelectronics Progress
- Vol. 59, Issue 1, 0127001 (2022)
Fig. 1. Schematic of sub-shot-noise sub-Hertz laser-interferometric measurement
Fig. 2. Simulation results of relative phase locking of interferometer. (a) Error signal; (b) intensity of P polarized light; (c) intensity of S polarized light; (d) intensity of squeezed light
Fig. 3. Shot noise of Michelson interferometer
Fig. 4. Sensitivity of Michelson interferometer. (a)-(d) Corresponding to noise level with signal optical power of 1, 2, 4, 8 mW respectively
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