Low light quantum phase transition in 1T-TaS2 at room temperature

Weijian Li; Weijian Li; Gururaj V. Naik

doi:10.1364/CLEO_QELS.2021.FTh4I.4

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2021),
paper FTh4I.4
•https://doi.org/10.1364/CLEO_QELS.2021.FTh4I.4

Low light quantum phase transition in 1T-TaS₂ at room temperature

Weijian Li and Gururaj V. Naik

CLEO: QELS_Fundamental Science 2021

San Jose, California United States
9–14 May 2021
ISBN: 978-1-943580-91-0

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Quantum Nanophotonics (FTh4I)

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W. Li and G. V. Naik, "Low light quantum phase transition in 1T-TaS2 at room temperature," in Conference on Lasers and Electro-Optics, J. Kang, S. Tomasulo, I. Ilev, D. Müller, N. Litchinitser, S. Polyakov, V. Podolskiy, J. Nunn, C. Dorrer, T. Fortier, Q. Gan, and C. Saraceno, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper FTh4I.4.

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Abstract

Light-matter interaction in quantum materials presents opportunities for discovery. We observe a low-intensity light-induced phase transition in 1T-TaS₂, a quasi-2D material supporting charge-density-waves (CDW). We find that the CDW domains stack differently upon illumination.

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