Two-dimensional superconductors with intrinsic p-wave pairing or nontrivial band topology

W Qin, J Gao, P Cui, Z Zhang - Science China Physics, Mechanics & …, 2023 - Springer
Over the past fifteen years, tremendous efforts have been devoted to realizing topological
superconductivity in realistic materials and systems, predominately propelled by their …

Graphene-like BSi as a promising anode material for Li-and Mg-ion batteries: A first principle study

C **ao, X Tang, J Peng, Y Ding - Applied Surface Science, 2021 - Elsevier
Monolayer BSi has been theoretically predicted as a phonon-mediated superconductor. The
structural characteristics make two-dimensional (2D) BSi sheets an attractive anode material …

Twist-resilient and robust ferroelectric quantum spin Hall insulators driven by van der Waals interactions

A Marrazzo, M Gibertini - npj 2D Materials and Applications, 2022 - nature.com
Quantum spin Hall insulators (QSHI) have been proposed to power several applications,
many of which rely on the possibility to switch on and off the non-trivial topology. Typically …

Ferroelectric heterobilayer with tunable first-and higher-order topological states

R Li, N Mao, L Cai, Y Bai, B Huang, Y Dai, C Niu - Physical Review B, 2023 - APS
As conceptual milestones of nontrivial phenomenon, Z 2 topological insulators (TIs) and
higher-order TIs (HOTIs) have greatly reshaped the landscape of fundamental physics and …

Electric-field switching of the antiferromagnetic topological state in a multiferroic heterobilayer

X Xu, T Zhang, Y Dai, B Huang, Y Ma - Physical Review B, 2022 - APS
Coupling nontrivial topological physics to ferroelectricity in two-dimensional lattice is highly
desirable in both fundamental research and devices applications. Here, using first-principles …

Enhanced stability and superconductivity of heterobilayers with ferroelectrically switchable band topology

J Chen, W Qin, P Cui, Z Zhang - Physical Review B, 2023 - APS
Recent advances in realizing ferroelectric and superconducting two-dimensional
heterobilayers provide appealing platforms for exploring the interplay between …

Non-volatile control of topological phase transition in an asymmetric ferroelectric In 2 Te 2 S monolayer

G Song, Y Wu, L Cao, G Li, B Zhang, F Liang… - Physical Chemistry …, 2023 - pubs.rsc.org
The coupling of topological electronic states and ferroelectricity is highly desired due to their
abundant physical phenomenon and potential applications in multifunctional devices …

Van der Waals Antiferroelectric Magnetic Tunnel Junction: A First-Principles Study of a CrSe2/CuInP2S6/CrSe2 Junction

H Bai, X Li, H Pan, P He, Z Xu, Y Lu - ACS Applied Materials & …, 2021 - ACS Publications
Magnetic tunnel junctions (MTJs), ferroelectric/antiferroelectric tunnel junctions
(FTJs/AFTJs), and multiferroic tunnel junctions (MFTJs) have recently attracted significant …

Topological charge-2 Dirac phonons in three dimensions: Theory and realization

WW Yu, Y Liu, X Zhang, G Liu - Physical Review B, 2022 - APS
Topological Dirac semimetals have been attracting considerable attention. Recently, a new
class of Dirac points with a topological charge of±2, named charge-2 Dirac points (C-2 DPs) …

Ferroelectric higher-order topological insulator in two dimensions

N Mao, R Li, X Zou, Y Dai, B Huang, C Niu - Physical Review B, 2023 - APS
The interplay between ferroelectricity and band topology can give rise to a wide range of
both fundamental and applied research. Here, we map out the emergence of nontrivial …