Charge density waves and degenerate modes in exfoliated monolayer 2H-TaS2

Zhang, D.; Wu, Y.; Su, Y.-H.; Hsu, M.-C.; Ó Coileáin, C.; Cho, J.; Choi, M.; Chun, B.S.; Guo, Y.; Chang, C.-R.; Wu, H.-C.

doi:10.1107/S2052252520011021

Figure 5
The origin of the degenerate modes of CDWs in TaS₂. Top views of the force contributions from the nearby atoms for (a) breathing mode and (b) wiggle mode. (c) A side view of the force contributions from two nearby S atoms on top of each other. (d) The definition of the in-plane vectors along the undistorted lattice bonds.

IUCrJ

Volume 7| Part 5| September 2020| Pages 913-919

ISSN: 2052-2525

https://doi.org/10.1107/S2052252520011021

PHYSICS | FELS

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