Light-induced tunable optical properties of 1T-TaS2 at different temperatures

Weijian Li; Weijian Li; Gururaj V. Naik

doi:10.1364/CLEO_QELS.2022.FF4C.3

Conference on Lasers and Electro-Optics
Technical Digest Series (Optica Publishing Group, 2022),
paper FF4C.3
•https://doi.org/10.1364/CLEO_QELS.2022.FF4C.3

Light-induced tunable optical properties of 1T-TaS₂ at different temperatures

Weijian Li and Gururaj V. Naik

CLEO: QELS_Fundamental Science 2022

San Jose, California United States
15–20 May 2022
ISBN: 978-1-957171-05-0

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Advances in Nano-Optics: Two-Dimensional and Novel Materials (FF4C)

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W. Li and G. V. Naik, "Light-induced tunable optical properties of 1T-TaS2 at different temperatures," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper FF4C.3.

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Abstract

The c-axis permittivity of 1T-TaS₂ – a quasi-2D charge-density-wave material – changes upon illumination due to light-induced reorganization of CDW stacking. Here we probe the mechanism of this reorganization and find a nucleation mechanism at work.

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