The hubbard model

DP Arovas, E Berg, SA Kivelson… - Annual review of …, 2022 - annualreviews.org
The repulsive Hubbard model has been immensely useful in understanding strongly
correlated electron systems and serves as the paradigmatic model of the field. Despite its …

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 …

Discovery of charge density wave in a kagome lattice antiferromagnet

X Teng, L Chen, F Ye, E Rosenberg, Z Liu, JX Yin… - Nature, 2022 - nature.com
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 …

Time-reversal symmetry-breaking charge order in a kagome superconductor

C Mielke III, D Das, JX Yin, H Liu, R Gupta, YX Jiang… - Nature, 2022 - nature.com
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 …

Unconventional chiral charge order in kagome superconductor KV3Sb5

YX Jiang, JX Yin, MM Denner, N Shumiya, BR Ortiz… - Nature materials, 2021 - nature.com
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 …

Chiral flux phase in the Kagome superconductor AV3Sb5

X Feng, K Jiang, Z Wang, J Hu - Science bulletin, 2021 - Elsevier
We argue that the topological charge density wave phase in the quasi-2D Kagome
superconductor AV 3 Sb 5 is a chiral flux phase. Considering the symmetry of the Kagome …

Ground state and hidden symmetry of magic-angle graphene at even integer filling

N Bultinck, E Khalaf, S Liu, S Chatterjee, A Vishwanath… - Physical Review X, 2020 - APS
In magic angle twisted bilayer graphene (TBG), electron-electron interactions play a central
role, resulting in correlated insulating states at certain integer fillings. Identifying the nature …

Intrinsic nature of chiral charge order in the kagome superconductor

N Shumiya, MS Hossain, JX Yin, YX Jiang, BR Ortiz… - Physical Review B, 2021 - APS
Superconductors with kagome lattices have been identified for over 40 years, with a
superconducting transition temperature T c up to 7 K. Recently, certain kagome …

From quantum matter to high-temperature superconductivity in copper oxides

B Keimer, SA Kivelson, MR Norman, S Uchida… - Nature, 2015 - nature.com
The discovery of high-temperature superconductivity in the copper oxides in 1986 triggered
a huge amount of innovative scientific inquiry. In the almost three decades since, much has …

Diagrammatic routes to nonlocal correlations beyond dynamical mean field theory

G Rohringer, H Hafermann, A Toschi, AA Katanin… - Reviews of Modern …, 2018 - APS
Strong electronic correlations pose one of the biggest challenges to solid state theory.
Recently developed methods that address this problem by starting with the local, eminently …