72 citations · 221 across the 6 of their papers we have counts for
6 papers
Observation of emergent Dirac physics at the surfaces of acoustic higher-order topological insulators
Fei Meng, Zhi-Kang Lin, Weibai Li +5
Using three-dimensional (3D) sonic crystals as acoustic higher-order topological insulators (HOTIs), we discover two-dimensional (2D) surface states described by spin-1 Dirac equat…
Dual-Polarization Second-Order Photonic Topological Insulators
Yafeng Chen, Fei Meng, Zhihao Lan +2
Second-order photonic topological insulators that host highly localized corner states resilient to defects, are opening new routes towards developing fascinating photonic devices.…
On smooth or 0/1 designs of the fixed-mesh element-based topology optimization
Xiaodong Huang
The traditional element-based topology optimization based on material penalization typically aims at a 0/1 design. Our numerical experiments reveal that the compliance of a smooth…
SEMDOT: Smooth-Edged Material Distribution for Optimizing Topology Algorithm
Yun-Fei Fu, Bernard Rolfe, Ngai Sum Louis Chiu +3
Element-based topology optimization algorithms capable of generating smooth boundaries have drawn serious attention given the significance of accurate boundary information in engin…
Multidimensional sound propagation in 3D high-order topological sonic insulator
Fei Meng, Yafeng Chen, Weibai Li +2
High-order topological insulators (TIs) develop the conventional bulk-boundary correspondence theory and rise the interest in searching innovative topological materials. To realize…
Inverse design of higher-order photonic topological insulators
Yafeng Chen, Fei Meng, Yuri Kivshar +2
Topological photonics revolutionizes some of the traditional approaches to light propagation and manipulation, and it provides unprecedented means for developing novel photonic dev…