Recent innovations in 2D magnetic materials and their potential applications in the modern era

E Elahi, MA Khan, M Suleman, A Dahshan, S Rehman… - Materials Today, 2024 - Elsevier
In recent years, enormous efforts have been made to identify and manipulate the exotic
electrical and magnetic properties at a two-dimensional (2D) limit of various exciting …

Ferroelectric switching of a two-dimensional metal

Z Fei, W Zhao, TA Palomaki, B Sun, MK Miller, Z Zhao… - Nature, 2018 - nature.com
A ferroelectric is a material with a polar structure whose polarity can be reversed (switched)
by applying an electric field,. In metals, itinerant electrons screen electrostatic forces …

Observation of the quantum spin Hall effect up to 100 kelvin in a monolayer crystal

S Wu, V Fatemi, QD Gibson, K Watanabe, T Taniguchi… - Science, 2018 - science.org
A variety of monolayer crystals have been proposed to be two-dimensional topological
insulators exhibiting the quantum spin Hall effect (QSHE), possibly even at high …

Nonlinear anomalous Hall effect in few-layer WTe2

K Kang, T Li, E Sohn, J Shan, KF Mak - Nature materials, 2019 - nature.com
The Hall effect occurs only in systems with broken time-reversal symmetry, such as materials
under an external magnetic field in the ordinary Hall effect and magnetic materials in the …

Gate-induced superconductivity in a monolayer topological insulator

E Sajadi, T Palomaki, Z Fei, W Zhao, P Bement… - Science, 2018 - science.org
The layered semimetal tungsten ditelluride (WTe2) has recently been found to be a two-
dimensional topological insulator (2D TI) when thinned down to a single monolayer, with …

Control over Berry Curvature Dipole with Electric Field in

XG Ye, H Liu, PF Zhu, WZ Xu, SA Yang, N Shang… - Physical Review Letters, 2023 - APS
Berry curvature dipole plays an important role in various nonlinear quantum phenomena.
However, the maximum symmetry allowed for nonzero Berry curvature dipole in the …

Van der Waals thin films of WTe2 for natural hyperbolic plasmonic surfaces

C Wang, S Huang, Q **ng, Y **e, C Song… - Nature …, 2020 - nature.com
A hyperbolic plasmonic surface supports highly directional propagating polaritons with
extremely large density of states. Such plasmon polaritons have been realized in artificially …

Experimental progress on layered topological semimetals

J Ma, K Deng, L Zheng, S Wu, Z Liu, S Zhou… - 2D Materials, 2019 - iopscience.iop.org
We review recent experimental progresses on layered topological materials, mainly focusing
on transitional metal dichalcogenides with various lattice types including 1T, T d and …

Landau quantization and highly mobile fermions in an insulator

P Wang, G Yu, Y Jia, M Onyszczak, FA Cevallos, S Lei… - Nature, 2021 - nature.com
In strongly correlated materials, quasiparticle excitations can carry fractional quantum
numbers. An intriguing possibility is the formation of fractionalized, charge-neutral fermions …

Thickness dependence of spin-orbit torques generated by

D MacNeill, GM Stiehl, MHD Guimaraes, ND Reynolds… - Physical Review B, 2017 - APS
We study current-induced torques in WTe 2/permalloy bilayers as a function of WTe 2
thickness. We measure the torques using both second-harmonic Hall and spin-torque …