Quantum anomalous Hall effect and related topological electronic states
Over a long period of exploration, the successful observation of quantized version of
anomalous Hall effect (AHE) in thin film of magnetically doped topological insulator (TI) …
anomalous Hall effect (AHE) in thin film of magnetically doped topological insulator (TI) …
Topological insulators and superconductors
Topological insulators are new states of quantum matter which cannot be adiabatically
connected to conventional insulators and semiconductors. They are characterized by a full …
connected to conventional insulators and semiconductors. They are characterized by a full …
Quantum anomalous Hall effect in intrinsic magnetic topological insulator MnBi2Te4
In a magnetic topological insulator, nontrivial band topology combines with magnetic order
to produce exotic states of matter, such as quantum anomalous Hall (QAH) insulators and …
to produce exotic states of matter, such as quantum anomalous Hall (QAH) insulators and …
Tunable non-integer high-harmonic generation in a topological insulator
When intense lightwaves accelerate electrons through a solid, the emerging high-order
harmonic (HH) radiation offers key insights into the material,,,,,,,,,–. Sub-optical-cycle …
harmonic (HH) radiation offers key insights into the material,,,,,,,,,–. Sub-optical-cycle …
Build-up and dephasing of Floquet–Bloch bands on subcycle timescales
Strong light fields have created opportunities to tailor novel functionalities of solids,,,–.
Floquet–Bloch states can form under periodic driving of electrons and enable exotic …
Floquet–Bloch states can form under periodic driving of electrons and enable exotic …
Axion electrodynamics in topological materials
One of the intriguing properties characteristic to three-dimensional topological materials is
the topological magnetoelectric phenomena arising from a topological term called the θ …
the topological magnetoelectric phenomena arising from a topological term called the θ …
Möbius Insulator and Higher-Order Topology in
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 …
symmetry-protected higher-order topology. Its canted antiferromagnetic phase can host …
All-optical probe of three-dimensional topological insulators based on high-harmonic generation by circularly polarized laser fields
D Baykusheva, A Chacón, J Lu, TP Bailey… - Nano Letters, 2021 - ACS Publications
We report the observation of an anomalous nonlinear optical response of the prototypical
three-dimensional topological insulator bismuth selenide through the process of high-order …
three-dimensional topological insulator bismuth selenide through the process of high-order …
High-harmonic generation from topological surface states
Y Bai, F Fei, S Wang, N Li, X Li, F Song, R Li, Z Xu… - Nature Physics, 2021 - nature.com
Three-dimensional topological insulators are a phase of matter that hosts unique spin-
polarized gapless surface states that are protected by time-reversal symmetry. They exhibit …
polarized gapless surface states that are protected by time-reversal symmetry. They exhibit …
Tuning the Chern number in quantum anomalous Hall insulators
A quantum anomalous Hall (QAH) state is a two-dimensional topological insulating state that
has a quantized Hall resistance of h/(Ce 2) and vanishing longitudinal resistance under zero …
has a quantized Hall resistance of h/(Ce 2) and vanishing longitudinal resistance under zero …