3 papers
physics.optics2025
Topological Optical Achirality
C. Wen, Z. Qi, J. Zhang +4
For arbitrary reciprocal single-mode structures, regardless of their geometric shapes or constituent materials, there must exist incident directions of plane waves for which they a…
physics.optics2025
Quasi-normal modes empowered coherent control of electromagnetic interactions
Jingwei Wang, Pengxiang Wang, Chaofan Zhang +2
Quasi-normal modes (QNMs) and coherent control of light-matter interactions (through synchronized multiple coherent incident waves) are profound and pervasive concepts in and beyon…
physics.optics2025
Polarizations Underdescribe Vectorial Electromagnetic Waves
Chunchao Wen, Jianfa Zhang, Chaofan Zhang +3
Electromagnetic waves are described by not only polarization ellipses but also cyclically rotating vectors tracing out them. The corresponding fields are respectively directionless…