Topological kagome magnets and superconductors
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 …
its electronic structure. The Dirac fermions encode topology, flat bands favour correlated …
Charge order and superconductivity in kagome materials
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 …
possible ground states all play a role in determining the properties of materials with a …
Charge-density-wave-driven electronic nematicity in a kagome superconductor
L Nie, K Sun, W Ma, D Song, L Zheng, Z Liang, P Wu… - Nature, 2022 - nature.com
Electronic nematicity, in which rotational symmetry is spontaneously broken by electronic
degrees of freedom, has been demonstrated as a ubiquitous phenomenon in correlated …
degrees of freedom, has been demonstrated as a ubiquitous phenomenon in correlated …
Three-state nematicity and magneto-optical Kerr effect in the charge density waves in kagome superconductors
The kagome lattice provides a fascinating playground to study geometrical frustration,
topology and strong correlations. The newly discovered kagome metals AV3Sb5 (where A …
topology and strong correlations. The newly discovered kagome metals AV3Sb5 (where A …
Discovery of charge density wave in a kagome lattice antiferromagnet
A hallmark of strongly correlated quantum materials is the rich phase diagram resulting from
competing and intertwined phases with nearly degenerate ground-state energies,. A well …
competing and intertwined phases with nearly degenerate ground-state energies,. A well …
Time-reversal symmetry-breaking charge order in a kagome superconductor
The kagome lattice, which is the most prominent structural motif in quantum physics, benefits
from inherent non-trivial geometry so that it can host diverse quantum phases, ranging from …
from inherent non-trivial geometry so that it can host diverse quantum phases, ranging from …
Roton pair density wave in a strong-coupling kagome superconductor
The transition metal kagome lattice materials host frustrated, correlated and topological
quantum states of matter,,,,,,,–. Recently, a new family of vanadium-based kagome metals …
quantum states of matter,,,,,,,–. Recently, a new family of vanadium-based kagome metals …
Three-Dimensional Charge Density Wave and Surface-Dependent Vortex-Core States in a Kagome Superconductor
Z Liang, X Hou, F Zhang, W Ma, P Wu, Z Zhang, F Yu… - Physical Review X, 2021 - APS
The transition-metal-based kagome metals provide a versatile platform for correlated
topological phases hosting various electronic instabilities. While superconductivity is rare in …
topological phases hosting various electronic instabilities. While superconductivity is rare in …
Pressure-induced reemergence of superconductivity in the topological kagome metal
Z Zhang, Z Chen, Y Zhou, Y Yuan, S Wang, J Wang… - Physical Review B, 2021 - APS
Quasi-two-dimensional kagome metals AV 3 Sb 5 (A= K, Rb, and Cs) have attracted much
recent interest due to exotic quantum phenomena such as unconventional …
recent interest due to exotic quantum phenomena such as unconventional …
Unconventional chiral charge order in kagome superconductor KV3Sb5
Intertwining quantum order and non-trivial topology is at the frontier of condensed matter
physics,,–. A charge-density-wave-like order with orbital currents has been proposed for …
physics,,–. A charge-density-wave-like order with orbital currents has been proposed for …