Prediction of two-dimensional nodal-line semimetals in a carbon nitride covalent network

H Chen, S Zhang, W Jiang, C Zhang, H Guo… - Journal of Materials …, 2018 - pubs.rsc.org
Carbon nitride covalent compounds have emerged as a prominent member of 2D materials
beyond graphene. The experimental realizations of 2D graphitic carbon nitride g-C3N4 …

A Lieb-like lattice in a covalent-organic framework and its Stoner ferromagnetism

W Jiang, H Huang, F Liu - Nature communications, 2019 - nature.com
Lieb lattice has been extensively studied to realize ferromagnetism due to its exotic flat
band. However, its material realization has remained elusive; so far only artificial Lieb …

Two-dimensional honeycomb borophene oxide: strong anisotropy and nodal loop transformation

C Zhong, W Wu, J He, G Ding, Y Liu, D Li, SA Yang… - Nanoscale, 2019 - pubs.rsc.org
The search for topological semimetals is mainly focused on heavy-element compounds by
following the footsteps of previous research on topological insulators, with less attention on …

Density functional theory study of reversible hydrogen storage in monolayer beryllium hydride by decoration with boron and lithium

A Naderizadeh, SM Baizaee, H Kahnouji - International Journal of …, 2023 - Elsevier
The hydrogen storage capacity of M-decorated (M= Li and B) 2D beryllium hydride is
investigated using first-principles calculations based on density functional theory. The Li and …

Hexagonal M 2 C 3 (M= As, Sb, and Bi) monolayers: New functional materials with desirable band gaps and ultrahigh carrier mobility

PF Liu, T Bo, Z Liu, O Eriksson, F Wang… - Journal of Materials …, 2018 - pubs.rsc.org
Based on first-principles calculations, we propose a new type of two-dimensional (2D)
material M2C3 (M= As, Sb, and Bi) showing an infinite hexagonal lattice, in which C atoms …

New nanoporous graphyne monolayer as nodal line semimetal: Double Dirac points with an ultrahigh Fermi velocity

L Li, X Kong, FM Peeters - Carbon, 2019 - Elsevier
Abstract Two-dimensional (2D) carbon materials play an important role in nanomaterials.
We propose a new carbon monolayer, named hexagonal-4, 4, 4-graphyne (H 4, 4, 4 …

Type-I and type-II nodal lines coexistence in the antiferromagnetic monolayer

B Wang, H Gao, Q Lu, WH Xie, Y Ge, YH Zhao… - Physical Review B, 2018 - APS
Topological nodal line semimetals, hosting one-dimensional Fermi lines with symmetry
protection, have become a hot topic in topological quantum matter. Due to the breaking of …

Unique topological nodal line states and associated exceptional thermoelectric power factor platform in Nb 3 GeTe 6 monolayer and bulk

X Wang, G Ding, SA Khandy, Z Cheng, G Zhang… - Nanoscale, 2020 - pubs.rsc.org
To date, ideal topological nodal line semimetal (TNLS) candidates in high dynamically
stable and high thermally stable two-dimensional (2D) materials are still extremely scarce …

Topological node line semimetal state in two-dimensional tetragonal allotrope of Ge and Sn

C Xu, Y Wang, R Han, H Tu, Y Yan - New Journal of Physics, 2019 - iopscience.iop.org
Realizing semimetal states in two-dimensional (2D) materials are of great importance for
their future application in novel quantum devices at the nanoscale. Using first-principles …

Density-independent plasmons for terahertz-stable topological metamaterials

J Wang, X Sui, W Duan, F Liu… - Proceedings of the …, 2021 - National Acad Sciences
To efficiently integrate cutting-edge terahertz technology into compact devices, the highly
confined terahertz plasmons are attracting intensive attention. Compared to plasmons at …