Electronic-structure methods for twisted moiré layers

S Carr, S Fang, E Kaxiras - Nature Reviews Materials, 2020 - nature.com
When single layers of 2D materials are stacked on top of one another with a small twist in
orientation, the resulting structure often involves incommensurate moiré patterns. In these …

Calculating excitons, plasmons, and quasiparticles in 2D materials and van der Waals heterostructures

KS Thygesen - 2D Materials, 2017 - iopscience.iop.org
Atomically thin two-dimensional (2D) materials host a rich set of electronic states that differ
substantially from those of their bulk counterparts due to quantum confinement and …

The Computational 2D Materials Database: high-throughput modeling and discovery of atomically thin crystals

S Haastrup, M Strange, M Pandey, T Deilmann… - 2D …, 2018 - iopscience.iop.org
We introduce the Computational 2D Materials Database (C2DB), which organises a variety
of structural, thermodynamic, elastic, electronic, magnetic, and optical properties of around …

Relaxation and domain formation in incommensurate two-dimensional heterostructures

S Carr, D Massatt, SB Torrisi, P Cazeaux, M Luskin… - Physical Review B, 2018 - APS
We introduce configuration space as a natural representation for calculating the mechanical
relaxation patterns of incommensurate two-dimensional (2D) bilayers. The approach can be …

Simple derivation of moiré-scale continuous models for twisted bilayer graphene

É Cancès, L Garrigue, D Gontier - Physical Review B, 2023 - APS
We provide a formal derivation of a reduced model for twisted bilayer graphene (TBG) from
Density Functional Theory. Our derivation is based on a variational approximation of the …

Modeling mechanical relaxation in incommensurate trilayer van der Waals heterostructures

Z Zhu, P Cazeaux, M Luskin, E Kaxiras - Physical Review B, 2020 - APS
The incommensurate stacking of multilayered two-dimensional materials is a challenging
problem from a theoretical perspective and an intriguing avenue for manipulating their …

Ab Initio Mismatched Interface Theory of Graphene on : Do** and Magnetism

E Gerber, Y Yao, TA Arias, EA Kim - Physical Review Letters, 2020 - APS
Recent developments in twisted and lattice-mismatched bilayers have revealed a rich phase
space of van der Waals systems and generated excitement. Among these systems are …

Electronic structure calculations of twisted multi-layer graphene superlattices

GA Tritsaris, S Carr, Z Zhu, Y **e, SB Torrisi, J Tang… - 2D …, 2020 - iopscience.iop.org
Quantum confinement endows two-dimensional (2D) layered materials with exceptional
physics and novel properties compared to their bulk counterparts. Although certain two-and …

Dihedral-angle-corrected registry-dependent interlayer potential for multilayer graphene structures

M Wen, S Carr, S Fang, E Kaxiras, EB Tadmor - Physical Review B, 2018 - APS
The structural relaxation of multilayer graphene is essential in describing the interesting
electronic properties induced by intentional misalignment of successive layers, including the …

[HTML][HTML] Misfit layered compounds: Unique, tunable heterostructured materials with untapped properties

N Ng, TM McQueen - APL Materials, 2022 - pubs.aip.org
Building on discoveries in graphene and two-dimensional (2D) transition metal
dichalcogenides, van der Waals (VdW) layered heterostructures—stacks of such 2D …