Bulletin of the American Physical Society
APS March Meeting 2024
Monday–Friday, March 4–8, 2024; Minneapolis & Virtual
Session G58: Electrons, Phonons, Electron-Phonon Scattering, and Phononics IV
11:30 AM–2:30 PM,
Tuesday, March 5, 2024
Room: 205D
Sponsoring
Unit:
DCOMP
Chair: Roxana Margine
Abstract: G58.00005 : Origin of CDW in Kagome AV3Sb5*
12:42 PM–12:54 PM
Presenter:
Stefan Enzner
(University Wuerzburg)
Author:
Stefan Enzner
(University Wuerzburg)
Collaboration:
QUAST, CT-qmat, SFB 1170 ToCoTronics
By utilizing phonon fluctuation diagnostics [4] we try to pinpoint the electronic processes behind phonon softening. This allows us to disentangle fermiology and matrix-element effects and thereby enhance the understanding of the CDW origin.
[1] M. Kang, et al., Nat. Phys. 18, 301–308 (2022)
[2] X. Wu, et al., Phys. Rev. Lett. 127, 177001
[3] H. Luo, et al., Nat Commun 13, 273 (2022)
[4] J. Berges et al., Phys. Rev. B 101, 155107 (2020)
*We gratefully acknowledge the Gauss Centre for Supercomputing e.V. (https://www.gauss-centre.eu) for funding this project by providing computing time on the GCS Supercomputer SuperMUC-NG at Leibniz Supercomputing Centre (https://www.lrz.de). We are grateful for funding support from the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) under Germany's Excellence Strategy through the W"urzburg-Dresden Cluster of Excellence on Complexity and Topology in Quantum Matter ct.qmat (EXC 2147, Project ID 390858490), through FOR 5249-449872909 (Project P5) as well as through the Collaborative Research Center SFB 1170 ToCoTronics (Project ID 258499086).
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