Higher-order band topology
A conventional topological insulator (TI) has gapped bulk states but gapless edge states.
The emergence of the gapless edge states is dictated by the bulk topological invariant of the …
The emergence of the gapless edge states is dictated by the bulk topological invariant of the …
Topological photonic crystals: physics, designs, and applications
Recent research in topological photonics has not only proposed and realized novel
topological phenomena such as one‐way broadband propagation and robust transport of …
topological phenomena such as one‐way broadband propagation and robust transport of …
Multiorbital model reveals a second-order topological insulator in transition metal dichalcogenides
Recently, a new class of second-order topological insulators (SOTIs) characterized by an
electronic dipole has been theoretically introduced and proposed to host topological corner …
electronic dipole has been theoretically introduced and proposed to host topological corner …
Higher-order topological phases in crystalline and non-crystalline systems: a review
Higher-order topological phases in crystalline and non-crystalline systems: a review Page 1
Journal of Physics: Condensed Matter ACCEPTED MANUSCRIPT • OPEN ACCESS Higher-order …
Journal of Physics: Condensed Matter ACCEPTED MANUSCRIPT • OPEN ACCESS Higher-order …
Graphyne as a second-order and real Chern topological insulator in two dimensions
Higher-order topological phases and real topological phases are two emerging topics in
topological states of matter, which have been attracting considerable research interest …
topological states of matter, which have been attracting considerable research interest …
All-dielectric photonic crystal with unconventional higher-order topology
Photonic crystals (PhCs) have been demonstrated as a versatile platform for the study of
topological phenomena. The recent discovery of higher-order topological insulators …
topological phenomena. The recent discovery of higher-order topological insulators …
Manipulation of coupling between topological edge state and corner state in photonic crystals
YF Gao, YH He, A Maimaiti, MC Jin, Y He… - Optics & Laser …, 2022 - Elsevier
Topological photonic crystals whose topological protection makes them very robust against
perturbations offer a new way of manipulating photons in micro/nano-photonic devices. In …
perturbations offer a new way of manipulating photons in micro/nano-photonic devices. In …
Higher-order topological states in two-dimensional Stampfli-Triangle photonic crystals
Y Peng, E Liu, B Yan, J Xie, A Shi, P Peng, H Li, J Liu - Optics Letters, 2022 - opg.optica.org
In this Letter, the higher-order topological state (HOTS) and its mechanism in two-
dimensional Stampfli-Triangle (2D ST) photonic crystals (PhCs) is explored. The topological …
dimensional Stampfli-Triangle (2D ST) photonic crystals (PhCs) is explored. The topological …
Antiferromagnetic second-order topological insulator with fractional mass-kink
Generally, the topological corner state in two-dimensional (2D) second-order topological
insulator (SOTI) is equivalent to the well-known domain wall state, which is originated from …
insulator (SOTI) is equivalent to the well-known domain wall state, which is originated from …
Intrinsic second-order topological insulator in two-dimensional covalent organic frameworks
As an intriguing topological phase, higher-order topological insulators have attracted
tremendous attention, but the candidate materials are limited in artificial and inorganic …
tremendous attention, but the candidate materials are limited in artificial and inorganic …