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

Yanping JIN; Chunhui LU; Qiyi ZHAO; Xinlong XU

doi:10.3788/gzxb20225104.0416002

Journals >Acta Photonica Sinica >Volume 51 >Issue 4 >Page 0416002 > Article

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

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

Yanping JIN¹, Chunhui LU¹, Qiyi ZHAO², and Xinlong XU^1、*

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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DOI: 10.3788/gzxb20225104.0416002 Cite this Article

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 Copy Citation Text

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Characterization of prepared WS2 samples

Fig. 1. Characterization of prepared WS₂ samples

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Z-scan results of WS2 films with different filtration volumes

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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