Jing Fu, Xutong Wang, Shengshuai Liu, Jietai Jing. Nonlinear Interferometer Based on Optical Parametric Amplifier Feedback[J]. Laser & Optoelectronics Progress, 2023, 60(11): 1106021

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- Laser & Optoelectronics Progress
- Vol. 60, Issue 11, 1106021 (2023)

Fig. 1. Schematic diagram of MZI

Fig. 2. Schematic diagram of nonlinear interferometer with feedback model of optical parametric amplifier

Fig. 3. Variation of phase estimation uncertainty with phase when

Fig. 4. Variation of phase estimation uncertainty with phase when

Fig. 5. Variation of phase estimation uncertainty with phase when

Fig. 6. Variation of the interference contrast of the output light field of a nonlinear interferometer based on the feedback model of an optical parametric amplifier with when , ,

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