no code implementations • 2 Feb 2021 • Zhi-Ming Yu, Zeying Zhang, Gui-Bin Liu, Weikang Wu, Xiao-Ping Li, Run-Wu Zhang, Shengyuan A Yang, Yugui Yao
The past decade has witnessed a surge of interest in exploring emergent particles in condensed matter systems.
Mesoscale and Nanoscale Physics Materials Science
no code implementations • 29 Jan 2021 • Zeying Zhang, Zhi-Ming Yu, Shengyuan A. Yang
Here, we propose the concept of magnetic higher-order nodal lines, which are nodal lines with higher-order energy splitting and realized in magnetic systems with broken time reversal symmetry.
Mesoscale and Nanoscale Physics Materials Science
no code implementations • 5 Jan 2021 • Xiao-Ping Li, Botao Fu, Da-Shuai Ma, Chaoxi Cui, Zhi-Ming Yu, Yugui Yao
We propose a class of nodal line semimetals that host an eight-fold degenerate double Dirac nodal line (DDNL) with negligible spin-orbit coupling.
Mesoscale and Nanoscale Physics Materials Science
no code implementations • 27 Jun 2017 • Shan Guan, Ying Liu, Zhi-Ming Yu, Shan-Shan Wang, Yugui Yao, Shengyuan A. Yang
However, the Dirac points in existing 2D materials, including graphene, are vulnerable against spin-orbit coupling (SOC).
Materials Science
no code implementations • 13 Jun 2017 • Cong Chen, Shan-Shan Wang, Lei Liu, Zhi-Ming Yu, Xian-Lei Sheng, Ziyu Chen, Shengyuan A. Yang
Based on their formation mechanisms, Dirac points in three-dimensional systems can be classified as accidental or essential.
Materials Science
