Edge-Enhanced Upconversion Detection Enabled by Spatial-Complex Amplitude Modulation on Pump Beams

Jiaqi Jiang; Xiu Yao; Chunyu Li; Bo Zhao; Baosen Shi; Zhihan Zhu

doi:10.3788/AOS231646

Acta Optica Sinica, Volume. 44, Issue 3, 0319001(2024)

Edge-Enhanced Upconversion Detection Enabled by Spatial-Complex Amplitude Modulation on Pump Beams

Jiaqi Jiang¹, Xiu Yao¹, Chunyu Li¹, Bo Zhao¹, Baosen Shi², and Zhihan Zhu^1、*

¹Wang Da-Heng Collaborative Innovation Center for Quantum Manipulation and Contol, College of Measurement and Control Technology and Communication Engineering, Harbin University of Science and Technology, Harbin 150080, Heilongjiang , China

²Key Laboratory of Quantum Information, Chinese Academy of Sciences, University of Science and Technology of China, Hefei 230026, Anhui , China

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Figures & Tables(4)

Fig. 1. Principle of SPC edge enhancement imaging. (a) SPC in linear optics; (b) SPC in nonlinear optics

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Fig. 2. Experimental schematic diagram

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Fig. 3. Result of nonlinear edge enhancement under different pump beams and curve graph shows variable of normalized beam intensity I versus radial distance. (a) $L G_{0}^{1}$ beam; (b) hollow beam; (c) Gaussian vortex beam; (d) super-Gaussian vortex beam

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Fig. 4. Nonlinear quantum efficiency of four pump beams under $w$ and $2 w$ waist radii

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Jiaqi Jiang, Xiu Yao, Chunyu Li, Bo Zhao, Baosen Shi, Zhihan Zhu. Edge-Enhanced Upconversion Detection Enabled by Spatial-Complex Amplitude Modulation on Pump Beams[J]. Acta Optica Sinica, 2024, 44(3): 0319001

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Paper Information

Category: Nonlinear Optics

Received: Oct. 13, 2023

Accepted: Nov. 14, 2023

Published Online: Feb. 27, 2024

The Author Email: Zhu Zhihan (zhuzhihan@hrbust.edu.cn)

DOI:10.3788/AOS231646

CSTR:32393.14.AOS231646

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology