Two-dimensional topological semimetals

X Feng, J Zhu, W Wu, SA Yang - Chinese Physics B, 2021 - iopscience.iop.org
The field of two-dimensional topological semimetals, which emerged at the intersection of
two-dimensional materials and topological materials, has been rapidly developing in recent …

Topology and ferroelectricity in group-V monolayers

MU Rehman, C Hua, Y Lu - Chinese Physics B, 2020 - iopscience.iop.org
The group-V monolayers (MLs) have been studied intensively after the experimental
fabrication of two-dimensional (2D) graphene and black phosphorus. The observation of …

3D Carbon Allotropes: Topological Quantum Materials with Obstructed Atomic Insulating Phases, Multiple Bulk‐Boundary Correspondences, and Real Topology

J Wang, TT Zhang, Q Zhang, X Cheng… - Advanced Functional …, 2024 - Wiley Online Library
The study of topological phases with unconventional bulk‐boundary correspondences and
nontrivial real Chern number has garnered significant attention in the topological states of …

Spin-polarized type-II nodal loop and nodal surface states in hexagonal compounds ( = Li, Na, K, Rb)

T Yang, L Jin, Y Liu, X Zhang, X Wang - Physical Review B, 2021 - APS
Topological semimetals and metals have been extensively studied in nonmagnetic
materials, while those in magnetic materials are still quite rare. Here, based on first …

Electronic and Excitonic Properties of MSi2Z4 Monolayers

T Woźniak, PE Faria Junior, MS Ramzan, AB Kuc - Small, 2023 - Wiley Online Library
MA2Z4 monolayers form a new class of hexagonal non‐centrosymmetric materials hosting
extraordinary spin‐valley physics. While only two compounds (MoSi2N4 and WSi2N4) are …

Magnetic Real Chern Insulator in 2D Metal–Organic Frameworks

X Zhang, T He, Y Liu, X Dai, G Liu, C Chen, W Wu… - Nano Letters, 2023 - ACS Publications
Real Chern insulators have attracted great interest, but so far, their material realization is
limited to nonmagnetic crystals and systems without spin–orbit coupling. Here, we reveal the …

Understanding Na-ion adsorption in nitrogen doped graphene oxide anode for rechargeable sodium ion batteries

SUD Shamim, MK Hossain, SM Hasan, AA Piya… - Applied Surface …, 2022 - Elsevier
Na-ion batteries (NIBs) are promising alternative to Li-ion batteries due to the abundance
resources of Na and low fabrication cost. After the successful synthesis of graphene, its …

Topological properties of C4zT-symmetric semimetals

JY Zou, B Fu, SQ Shen - Communications Physics, 2024 - nature.com
Two-dimensional topological semimetals are typically characterized by the vorticity of
gapless points, and can be classified according to the band representations. However, the …

Two dimensional MOene: From superconductors to direct semiconductors and Weyl fermions

L Yan, J Zhu, BT Wang, J He, HZ Song, W Chu… - Nano Letters, 2022 - ACS Publications
The number of semiconducting MXenes with direct band gaps is extremely low; thus, it is
highly desirable to broaden the MXene family beyond carbides and nitrides to expand the …

Nonvolatile ferroelectric control of topological states in two-dimensional heterostructures

H Bai, X Wang, W Wu, P He, Z Xu, SA Yang, Y Lu - Physical Review B, 2020 - APS
Quantum spin Hall (QSH) insulator materials feature topologically protected edge states that
can drastically reduce dissipation and are useful for the next-generation electronics …