3 papers
physics.optics2026
Impact of noise on nonlinear-exceptional-point-based sensors
Kai Bai, Chen Lin, Meng Xiao
Nonlinear exceptional points (NEPs), a new type of spectral singularity in nonlinear non-Hermitian systems, are expected to address the noise divergence issue encountered at linear…
physics.optics2026
Recent advances in the combination of nonlinearity and exceptional points
Kai Bai, Chen Lin, Jia-Zheng Li +1
The exotic physics emerging at singularities has long attracted intense theoretical and experimental attention. In non-Hermitian systems, exceptional points (EPs), unique spectral…
physics.optics2025
Observation of Arbitrarily Configurable Nonlinear Topological Modes
Kai Bai, Chen Lin, Jia-Zheng Li +3
Nonlinear topology is an emerging field that combines the intrinsic reconfigurability of nonlinear systems with the robustness of topological protection, offering fertile ground fo…