Topological kagome magnets and superconductors

JX Yin, B Lian, MZ Hasan - Nature, 2022 - nature.com
A kagome lattice naturally features Dirac fermions, flat bands and van Hove singularities in
its electronic structure. The Dirac fermions encode topology, flat bands favour correlated …

Charge order and superconductivity in kagome materials

T Neupert, MM Denner, JX Yin, R Thomale, MZ Hasan - Nature Physics, 2022 - nature.com
Lattice geometry, topological electron behaviour and the competition between different
possible ground states all play a role in determining the properties of materials with a …

A unique van Hove singularity in kagome superconductor CsV3-xTaxSb5 with enhanced superconductivity

Y Luo, Y Han, J Liu, H Chen, Z Huang, L Huai… - Nature …, 2023 - nature.com
Van Hove singularity (VHS) has been considered as a driving source for unconventional
superconductivity. A VHS in two-dimensional (2D) materials consists of a saddle point …

Electronic nature of charge density wave and electron-phonon coupling in kagome superconductor KV3Sb5

H Luo, Q Gao, H Liu, Y Gu, D Wu, C Yi, J Jia… - Nature …, 2022 - nature.com
Abstract The Kagome superconductors AV3Sb5 (A= K, Rb, Cs) have received enormous
attention due to their nontrivial topological electronic structure, anomalous physical …

Analysis of Charge Order in the Kagome Metal ()

MM Denner, R Thomale, T Neupert - Physical Review Letters, 2021 - APS
Motivated by the recent discovery of unconventional charge order, we develop a theory of
electronically mediated charge density wave formation in the family of kagome metals AV 3 …

Kagome superconductors AV3Sb5 (A = K, Rb, Cs)

K Jiang, T Wu, JX Yin, Z Wang, MZ Hasan… - National Science …, 2023 - academic.oup.com
The quasi-two-dimensional kagome materials AV3Sb5 (A= K, Rb, Cs) were found to be a
prime example of kagome superconductors, a new quantum platform to investigate the …

Charge order landscape and competition with superconductivity in kagome metals

M Kang, S Fang, J Yoo, BR Ortiz, YM Oey, J Choi… - Nature Materials, 2023 - nature.com
In the kagome metals AV3Sb5 (A= K, Rb, Cs), three-dimensional charge order is the primary
instability that sets the stage for other collective orders to emerge, including unidirectional …

Small Fermi pockets intertwined with charge stripes and pair density wave order in a kagome superconductor

H Li, D Oh, M Kang, H Zhao, BR Ortiz, Y Oey, S Fang… - Physical Review X, 2023 - APS
The kagome superconductor family AV 3 Sb 5 (A= Cs, K, Rb) emerged as an exciting
platform to study exotic Fermi surface instabilities. Here, we use spectroscopic-imaging …

Nature of charge density wave in kagome metal ScV6Sn6

S Lee, C Won, J Kim, J Yoo, S Park, J Denlinger… - npj Quantum …, 2024 - nature.com
Recently, kagome lattice materials have emerged as a new model material platform for
discovering and engineering novel quantum phases of matter. In this work, we elucidate the …

Charge-Density-Wave-Induced Peak-Dip-Hump Structure and the Multiband Superconductivity in a Kagome Superconductor

R Lou, A Fedorov, Q Yin, A Kuibarov, Z Tu, C Gong… - Physical Review Letters, 2022 - APS
The entanglement of charge density wave (CDW), superconductivity, and topologically
nontrivial electronic structure has recently been discovered in the kagome metal AV 3 Sb 5 …