van der Waals heterostructures combining graphene and hexagonal boron nitride

M Yankowitz, Q Ma, P Jarillo-Herrero… - Nature Reviews …, 2019 - nature.com
As the first in a large family of 2D van der Waals (vdW) materials, graphene has attracted
enormous attention owing to its remarkable properties. The recent development of simple …

Two-Dimensional Organic–Inorganic van der Waals Hybrids

F Cui, V García-López, Z Wang, Z Luo, D He… - Chemical …, 2024 - ACS Publications
Two-dimensional organic–inorganic (2DOI) van der Waals hybrids (vdWhs) have emerged
as a groundbreaking subclass of layer-stacked (opto-) electronic materials. The …

Mechanism for anomalous hall ferromagnetism in twisted bilayer graphene

N Bultinck, S Chatterjee, MP Zaletel - Physical review letters, 2020 - APS
Motivated by the recent observation of an anomalous Hall effect in twisted bilayer graphene,
we use a lowest Landau level model to understand the origin of the underlying symmetry …

Riemannian geometry of resonant optical responses

J Ahn, GY Guo, N Nagaosa, A Vishwanath - Nature Physics, 2022 - nature.com
The geometry of quantum states is well established as a basis for understanding the
response of electronic systems to static electromagnetic fields, as exemplified by the theory …

Strain-induced quantum phase transitions in magic-angle graphene

DE Parker, T Soejima, J Hauschild, MP Zaletel… - Physical review …, 2021 - APS
We investigate the effect of uniaxial heterostrain on the interacting phase diagram of magic-
angle twisted bilayer graphene. Using both self-consistent Hartree-Fock and density-matrix …

Intrinsic nonlinear Hall effect and gate-switchable Berry curvature sliding in twisted bilayer graphene

M Huang, Z Wu, X Zhang, X Feng, Z Zhou, S Wang… - Physical Review Letters, 2023 - APS
Though the observation of the quantum anomalous Hall effect and nonlocal transport
response reveals nontrivial band topology governed by the Berry curvature in twisted bilayer …

Giant orbital magnetoelectric effect and current-induced magnetization switching in twisted bilayer graphene

WY He, D Goldhaber-Gordon, KT Law - Nature communications, 2020 - nature.com
Recently, quantum anomalous Hall effect with spontaneous ferromagnetism was observed
in twisted bilayer graphenes (TBG) near 3/4 filling. Importantly, it was observed that an …

Symmetry breaking and skyrmionic transport in twisted bilayer graphene

S Chatterjee, N Bultinck, MP Zaletel - Physical Review B, 2020 - APS
Motivated by recent low-temperature magnetoresistance measurements in twisted bilayer
graphene aligned with hexagonal boron nitride substrate, we perform a systematic study of …

Topological flat bands in rhombohedral tetralayer and multilayer graphene on hexagonal boron nitride moiré superlattices

Y Park, Y Kim, BL Chittari, J Jung - Physical Review B, 2023 - APS
We show that rhombohedral four-layer graphene (4LG) nearly aligned with a hexagonal
boron nitride (hBN) substrate often develops nearly flat isolated low-energy bands with …

An atomistic approach for the structural and electronic properties of twisted bilayer graphene-boron nitride heterostructures

M Long, PA Pantaleón, Z Zhan, F Guinea… - npj Computational …, 2022 - nature.com
Twisted bilayer graphene (TBG) has taken the spotlight in the condensed matter community
since the discovery of correlated phases. In this work, we study heterostructures of TBG and …