Topological nodal line phonons: Recent advances in materials realization
The topological phenomenon has been extensively studied in condensed matter physics
and has attracted much attention in many different fields. Like electrons, phonons can also …
and has attracted much attention in many different fields. Like electrons, phonons can also …
Photonics meets topology
The topological phases in materials have been studied in recent decades for their unique
boundary states and transport properties. Photonic systems with band structures embrace …
boundary states and transport properties. Photonic systems with band structures embrace …
Nodal surface semimetals: Theory and material realization
We theoretically study the three-dimensional topological semimetals with nodal surfaces
protected by crystalline symmetries. Different from the well-known nodal-point and nodal …
protected by crystalline symmetries. Different from the well-known nodal-point and nodal …
Band Topology and Linking Structure of Nodal Line Semimetals with Monopole Charges
We study the band topology and the associated linking structure of topological semimetals
with nodal lines carrying Z 2 monopole charges, which can be realized in three-dimensional …
with nodal lines carrying Z 2 monopole charges, which can be realized in three-dimensional …
Building blocks of topological quantum chemistry: Elementary band representations
The link between chemical orbitals described by local degrees of freedom and band theory,
which is defined in momentum space, was proposed by Zak several decades ago for …
which is defined in momentum space, was proposed by Zak several decades ago for …
Topology of an anti-parity-time symmetric non-Hermitian Su-Schrieffer-Heeger model
We propose an anti-parity-time (anti-PT) symmetric non-Hermitian Su-Schrieffer-Heeger
(SSH) model, where the large non-Hermiticity constructively creates nontrivial topology and …
(SSH) model, where the large non-Hermiticity constructively creates nontrivial topology and …
Projectively enriched symmetry and topology in acoustic crystals
Symmetry plays a key role in modern physics, as manifested in the revolutionary topological
classification of matter in the past decade. So far, we seem to have a complete theory of …
classification of matter in the past decade. So far, we seem to have a complete theory of …
Nonsymmorphic-symmetry-protected hourglass Dirac loop, nodal line, and Dirac point in bulk and monolayer ( = Ta, Nb)
Nonsymmorphic space group symmetries can generate exotic band crossings in topological
metals and semimetals. Here, based on symmetry analysis and first-principles calculations …
metals and semimetals. Here, based on symmetry analysis and first-principles calculations …
Interplay between altermagnetism and nonsymmorphic symmetries generating large anomalous Hall conductivity by semi-Dirac points induced anticrossings
We investigate the interplay between altermagnetic spin-splitting and nonsymmorphic
symmetries using the space group No. 62 as a testbed. Studying different magnetic orders …
symmetries using the space group No. 62 as a testbed. Studying different magnetic orders …
Ideal topological nodal-surface phonons in RbTeAu-family materials
QB Liu, ZQ Wang, HH Fu - Physical Review B, 2021 - APS
By using first-principles calculations and symmetry analysis, we uncover that the rubidium-
catena-telluridoaurate-family materials in space group (SG) 51 can exhibit ideal nodal …
catena-telluridoaurate-family materials in space group (SG) 51 can exhibit ideal nodal …