Photonic and phononic topological insulators (TIs) offer numerous opportunities for
manipulating light and sound with high efficiency and resiliency. On the other hand, inverse …

Photonic crystals are periodic dielectric structures that possess a wealth of physical
characteristics. Owing to the unique way they interact with the light, they provide new …

Explicit topology optimization methods have received ever-increasing interest in recent
years. In particular, a 188-line Matlab code of the two-dimensional (2D) Moving Morphable …

Photonic crystals (PhCs) have emerged as a popular platform for realizing various
topological phases due to their flexibility and potential for device applications. In this article …

Energy in lower dimensions, such as edges or corners, can be robustly confined by the
higher-order topological insulators (HOTIs) against defects. Being promising for wave …

Second-order photonic topological insulators (SPTIs) with topologically protected corner
states provide a unique platform for realizing the robust manipulation of light in lower …

Topology optimization (TO), a numerical technique to find the optimal material layout with a
given design domain, has attracted interest from researchers in the field of structural …

In this article, a novel explicit approach for designing complex thin-walled structures based
on the Moving Morphable Component (MMC) method is proposed, which provides a unified …

Recent advances in topology optimization methods have driven the development of
bandgap crystals. These artificial materials with maximized operational bandwidth provide …

Topological insulators supply robust edge states and can be used to compose novel
waveguides to protect energy propagation against various defects. For practical …