3 papers
cond-mat.mes-hall2026
Annihilation of Dirac points and its topological obstruction in a photonic Kagome lattice
Zhaoyang Zhang, Matthieu Finck, Changchang Li +7
Dirac points (DPs) are topological singularities that determine the extraordinary properties of two-dimensional materials. They are generally classified by discrete topological inv…
physics.optics2025
Vectorial Symmetry Decoding with Single-Particle Precision via Room-Temperature Lanthanide Luminescence Polarimetry
Peng Li, Yaxin Guo, Yaoxu Yan +10
Determining the local symmetry of luminescent centers in crystals is critical for understanding and controlling their optical transitions, yet current methods are limited by string…
physics.optics2025
Control of Photon Dynamics in Non-Euclidean Polygonal Microcavities by Joint Geometric Curvatures
Yechun Ding, Yongsheng Wang, Peng Li +4
Non-Euclidean geometry has recently emerged as a powerful tool, offering new insights and applications in optical microcavities supporting Whispering Gallery Modes (WGMs). In this…