2 papers
physics.optics2026
Arbitrary Reflectionless Optical Routing via Non-Hermitian Zero-Index Networks
Yongxing Wang, Zehui Du, Zhenshuo Xu +4
Optical routers are fundamental to photonic systems, but their performance is often limited by unwanted reflections and constrained functionalities. Existing design strategies gene…
physics.optics2025
Ultrasensitive Higher-Order Exceptional Points via Non-Hermitian Zero-Index Materials
Dongyang Yan, Alexander S. Shalin, Yongxing Wang +6
Higher-order exceptional points (EPs) in optical structures enable ultra-sensitive responses to perturbations. However, previous investigations on higher-order EPs have predominant…