3 papers
physics.optics2024
Scattering Singularity in Topological Dielectric Photonic Crystals
Langlang Xiong, Xunya Jiang, Guangwei Hu
The exploration of topology in natural materials and metamaterials has garnered significant attention. Notably, the one-dimensional (1D) and two-dimensional (2D) Su-Schrieffer-Heeg…
physics.optics2024
Enhancement of spin-orbit interaction and nearly perfect spin-conversion by 1D photonic crystal with the anisotropic defect layer
Xianjun Wang, Yufu Liu, Yunlin Li +2
Although photon spin-orbit interaction (SOI) has been extensively studied, the vortex-conversion efficiency and the enhancement of spin Hall effect in abnormal modes in SOI remain…
physics.optics2024
Dual-polarization huge photonic spin Hall shift and deep-subwavelength sensing based on topological singularities in one-dimensional photonic crystals
Yufu Liu, Xianjun Wang, Yunlin Li +6
Although several efforts have been taken to enhance the photonic spin Hall shift in deep-subwavelength region, according to effective medium theory, the fundamental confliction bet…