Real-time observation of vortex mode switching in a narrow-linewidth mode-locked fiber laser

Jiafeng Lu; Fan Shi; Linghao Meng; Longkun Zhang; Linping Teng; Zhengqian Luo; Peiguang Yan; Fufei Pang; Xianglong Zeng

doi:10.1364/PRJ.386954

Photonics Research, Volume. 8, Issue 7, 1203(2020)

Real-time observation of vortex mode switching in a narrow-linewidth mode-locked fiber laser

Jiafeng Lu¹, Fan Shi¹, Linghao Meng¹, Longkun Zhang¹, Linping Teng¹, Zhengqian Luo², Peiguang Yan³, Fufei Pang^1,4, and Xianglong Zeng^1、*

Author Affiliations

¹Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Joint International Research Laboratory of Specialty Fiber Optics and Advanced Communication, Shanghai University, Shanghai 200444, China

²Department of Electronic Engineering, School of Information Science and Engineering, Xiamen University, Xiamen 361005, China

³Shenzhen Key Laboratory of Laser Engineering, Shenzhen University, Shenzhen 518060, China

⁴e-mail: ffpang@shu.edu.cn

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Supplementary Materials

Visualization 1 | The video shows the mode switching process of LP01-LP11a with stable mode locking states before and after spatial mode switching.

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Visualization 2 | The video shows the mode switching process of LP01-LP11b with stable mode locking states before and after spatial mode switching.

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Visualization 3 | The video shows the mode switching process of LP11a-LP11b with stable mode locking states before and after spatial mode switching.

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Visualization 4 | The video shows the mode switching process between OAM+1 and OAM-1.

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Visualization 5 | The video shows the spectrum evolution of mode switching process from OAM+1 to OAM0 via TS-DFT method.

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Jiafeng Lu, Fan Shi, Linghao Meng, Longkun Zhang, Linping Teng, Zhengqian Luo, Peiguang Yan, Fufei Pang, Xianglong Zeng, "Real-time observation of vortex mode switching in a narrow-linewidth mode-locked fiber laser," Photonics Res. 8, 1203 (2020)

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Paper Information

Category: Lasers and Laser Optics

Received: Jan. 6, 2020

Accepted: May. 25, 2020

Published Online: Jun. 29, 2020

The Author Email: Xianglong Zeng (zenglong@shu.edu.cn)

DOI:10.1364/PRJ.386954

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology