Higher-order band topology

B **e, HX Wang, X Zhang, P Zhan, JH Jiang… - Nature Reviews …, 2021 - nature.com
A conventional topological insulator (TI) has gapped bulk states but gapless edge states.
The emergence of the gapless edge states is dictated by the bulk topological invariant of the …

Graphynes and graphdiynes for energy storage and catalytic utilization: Theoretical insights into recent advances

H Li, JH Lim, Y Lv, N Li, B Kang, JY Lee - Chemical Reviews, 2023 - ACS Publications
Carbon allotropes have contributed to all aspects of people's lives throughout human
history. As emerging carbon-based low-dimensional materials, graphyne family members …

Chemistry, functionalization, and applications of recent monoelemental two-dimensional materials and their heterostructures

Z **e, B Zhang, Y Ge, Y Zhu, G Nie, YF Song… - Chemical …, 2021 - ACS Publications
The past decades have witnessed a rapid expansion in investigations of two-dimensional
(2D) monoelemental materials (Xenes), which are promising materials in various fields …

Advances on theory and experiments of the energy applications in graphdiyne

F He, Y Li - CCS Chemistry, 2023 - chinesechemsoc.org
After years of development, graphdiyne (GDY) has demonstrated the characteristics of
transformative materials in many fields and has promoted great progress in fundamental and …

Novel preparation strategy of graphdiyne (CnH2n-2): One-pot conjugation and S-Scheme heterojunctions formed with MoP characterized with in situ XPS for efficiently …

Z **, Y Wu - Applied Catalysis B: Environmental, 2023 - Elsevier
As a new two-dimensional (2D) carbon hybrid material, graphdiyne has attracted much
attention for its good electrical conductivity, tunable electronic structure and special electron …

Möbius Insulator and Higher-Order Topology in

RX Zhang, F Wu, S Das Sarma - Physical review letters, 2020 - APS
We propose MnBi 2 n Te 3 n+ 1 as a magnetically tunable platform for realizing various
symmetry-protected higher-order topology. Its canted antiferromagnetic phase can host …

Magnetic Second‐Order Topological Insulator: An Experimentally Feasible 2D CrSiTe3

X Wang, XP Li, J Li, C **e, J Wang… - Advanced Functional …, 2023 - Wiley Online Library
Abstract 2D second‐order topological insulators (SOTIs) have sparked significant interest,
but currently, the proposed realistic 2D materials for SOTIs are limited to nonmagnetic …

Observation of a higher-order topological bound state in the continuum

A Cerjan, M Jürgensen, WA Benalcazar, S Mukherjee… - Physical review …, 2020 - APS
Higher-order topological insulators are a recently discovered class of materials that can
possess zero-dimensional localized states regardless of the dimension of the system. Here …

Robust second-order topological insulators with giant valley polarization in two-dimensional honeycomb ferromagnets

R Li, N Mao, X Wu, B Huang, Y Dai, C Niu - Nano Letters, 2022 - ACS Publications
Magnetic topological states have attracted great attention that provide exciting platforms for
exploring prominent physical phenomena and applications of topological spintronics. Here …

Higher-order band topology in twisted moiré superlattice

B Liu, L **an, H Mu, G Zhao, Z Liu, A Rubio… - Physical Review Letters, 2021 - APS
The two-dimensional (2D) twisted bilayer materials with van der Waals coupling have
ignited great research interests, paving a new way to explore the emergent quantum …