Researching | Thickness-dependent Third-order Nonlinear Optical Absorption of WS2 Nanofilms

Acta Photonica Sinica, Volume. 51, Issue 4, 0416002(2022)

Thickness-dependent Third-order Nonlinear Optical Absorption of WS₂ Nanofilms

Yanping JIN1... Chunhui LU1, Qiyi ZHAO2 and Xinlong XU1,* |Show fewer author(s)

Author Affiliations

¹School of Physics，Northwest University，Xi'an 710127，China

²School of Science，Xi'an University of Posts & Telecommunications，Xi'an 710121，China

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Fig. 1. Characterization of prepared WS₂ samples

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Fig. 2. Z-scan results of WS₂ films with different filtration volumes

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Fig. 3. The calculated nonlinear optical parameters of WS₂ films with different filtration volumes

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Fig. 4. The process of saturable absorption of WS₂ nanofilms

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Yanping JIN, Chunhui LU, Qiyi ZHAO, Xinlong XU. Thickness-dependent Third-order Nonlinear Optical Absorption of WS₂ Nanofilms[J]. Acta Photonica Sinica, 2022, 51(4): 0416002

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Paper Information

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Received: Nov. 4, 2021

Accepted: Dec. 29, 2021

Published Online: May. 18, 2022

The Author Email: XU Xinlong (xlxuphy@nwu.edu.cn)

DOI:10.3788/gzxb20225104.0416002

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology