349 citations · 4.7k across the 77 of their papers we have counts for
77 papers
Generalized Space Groups from Internal Configuration Spaces
Zeying Zhang, Zhenye Li, Zhi-Ming Yu +2
We develop a unified construction of generalized space groups for crystals with unconventional internal degrees of freedom. Starting from the full group of allowed internal t…
Design monolayer iodinenes based on halogen bond and tiling theory
Kejun Yu, Botao Fu, Runwu Zhang +5
Xenes, two-dimensional (2D) monolayers composed of a single element, with graphene as a typical representative, have attracted widespread attention. Most of the previous Xenes, X f…
Upper bound of a band complex
Si Li, Zeying Zhang, Xukun Feng +5
Band structure for a crystal generally consists of connected components in energy-momentum space, known as band complexes. Here, we explore a fundamental aspect regarding the maxim…
Optical bulk-boundary dichotomy in a quantum spin Hall insulator
Junfeng Han, Pengcheng Mao, Hailong Chen +17
The bulk-boundary correspondence is a key concept in topological quantum materials. For instance, a quantum spin Hall insulator features a bulk insulating gap with gapless helical…
Single pair of type-III Weyl points half-metals: BaNiIO as an example
Guangqian Ding, Jianhua Wang, Zhi-Ming Yu +3
The realization of Weyl systems with the minimum nonzero number of Weyl points (WPs) and full spin polarization remains challenging in topology physics and spintronic. In this stud…
Landau level spectrum and magneto-optical conductivity in tilted Weyl semimetal
Pu Liu, Chaoxi Cui, Xiao-Ping Li +2
We present a systematic investigation of the magnetoresponses of the Weyl points (WPs) with a topological charge of n = 2, 3 and 4, and with both linear and quadratic energy tilt.…
MSGCorep: A package for corepresentations of magnetic space groups
Gui-Bin Liu, Zeying Zhang, Zhi-Ming Yu +1
Motivated by easy access to complete corepresentation (corep) data of all the 1651 magnetic space groups (MSGs) in three-dimensional space, we have developed a Mathematica package…
Encyclopedia of emergent particles in 528 magnetic layer groups and 394 magnetic rod groups
Zeying Zhang, Weikang Wu, Gui-Bin Liu +3
We present a systematic classification of emergent particles in all 528 magnetic layer groups and 394 magnetic rod groups, which describe two-dimensional and one-dimensional crysta…
Hourglass Charge-Three Weyl Phonons
Xiaotian Wang, Feng Zhou, Zeying Zhang +2
Unconventional Weyl point with nonlinear dispersion features higher topological charge and multiple topologically protected Fermi arc states at its boundary. As a n…
Observation of Single Pair of Type-III Weyl Points in Sonic Crystals
Xiao-Ping Li, Feng Li, Di Zhou +3
In electronics systems, the Weyl points can be classified into three types based on the geometry of the Fermi surface, and each type exhibits various unique and intriguing phenomen…
MagneticKP: A package for quickly constructing models of magnetic and non-magnetic crystals
Zeying Zhang, Zhi-Ming Yu, Gui-Bin Liu +3
We propose an efficient algorithm to construct effective Hamiltonians, which is much faster than the previously proposed algorithms. This algor…
Inventory of high-quality flat-band van der Waals materials
Jingyi Duan, Da-Shuai Ma, Run-Wu Zhang +5
More is left to do in the field of flat bands besides proposing theoretical models. One unexplored area is the flat bands featured in the van der Waals (vdW) materials. Exploring m…
Discovery of a maximally charged Weyl point
Qiaolu Chen, Fujia Chen, Qinghui Yan +7
The hypothetical Weyl particles in high-energy physics have been discovered in three-dimensional crystals as collective quasiparticle excitations near two-fold degenerate Weyl poin…
Single Pair of Weyl Points in Nonmagnetic Crystals
Xiaotian Wang, Feng Zhou, Zeying Zhang +3
Topological semimetal states having the minimal number, i.e., only a single pair, of Weyl points are desirable for the study of effects associated with chiral topological charges.…
A phonon irreducible representations calculator
Zeying Zhang, Zhi-Ming Yu, Gui-Bin Liu +1
The irreducible representation of band structure is important for physical properties. Based on phonopy and recently developed SpaceGroupIrep package, we developed a package Phonon…
Low-Frequency Divergence of Circular Photomagnetic Effect in Topological Semimetals
Jin Cao, Chuanchang Zeng, Xiao-Ping Li +4
Novel fermions with relativistic linear dispersion can emerge as low-energy excitations in topological semimetal materials. Here, we show that the orbital moment contribution in th…
Encyclopedia of emergent particles in type-IV magnetic space groups
Zeying Zhang, Gui-Bin Liu, Zhi-Ming Yu +2
The research on emergent particles in condensed matters has been attracting tremendous interest, and recently it is extended to magnetic systems. Here, we study the emergent partic…
Systematic investigation of emergent particles in type-III magnetic space groups
Gui-Bin Liu, Zeying Zhang, Zhi-Ming Yu +2
In three-dimensional (3D) crystals, emergent particles arise when two or multiple bands contact and form degeneracy (band crossing) in the Brillouin zone. Recently a complete class…
Band tilt induced nonlinear Nernst effect in topological insulators: An efficient generation of high-performance spin polarization
Chuanchang Zeng, Xiao-Qin Yu, Zhi-Ming Yu +1
Topological insulators (TIs) hold promise as a platform for spintronics applications due to the fascinating spin-momentum locking (SML) of the surface states. One particular intere…
From Atomic Semimetal to Topological Nontrivial Insulator
Xiao-Ping Li, Da-Shuai Ma, Cheng-Cheng Liu +2
Topological band insulators and (semi-) metals can arise out of atomic insulators when the hopping strength between electrons increases. Such topological phases are separated from…
Bulk-Fermi-Arc Transition Induced Large Photogalvanic Effect in Weyl Semimetals
Jin Cao, Maoyuan Wang, Zhi-Ming Yu +1
The surface Fermi arc, as a hallmark of Weyl semimetals (WSMs), has been well known in current research, but it remains a challenge to unveil novel phenomena associated with the Fe…
Multiple magnetism controlled topological states in EuAgAs
Yahui Jin, Xu-Tao Zeng, Xiaolong Feng +6
The interplay between magnetism and band topology is a focus of current research on magnetic topological systems. Based on first-principle calculations and symmetry analysis, we re…
Charge-4 Weyl point: Minimum lattice model and chirality-dependent properties
Chaoxi Cui, Xiao-Ping Li, Da-Shuai Ma +2
Topological Weyl semimetals have been attracting broad interest. Recently, a new type of Weyl point with topological charge of , termed as charge-4 Weyl point (C-4 WP), was prop…
Coexistence of zero-, one- and two-dimensional degeneracy in tetragonal SnO phonons
Jianhua Wang, Hongkuan Yuan, Minquan Kuang +4
Based on the dimension of degeneracy, topological electronic systems can roughly be divided into three parts: nodal point, line and surface materials corresponding to zero-, one- a…