2 papers
physics.optics2025
Overcoming Intrinsic Dispersion Locking for Achieving Spatio-Spectral Selectivity with Misaligned Bi-metagratings
Ze-Peng Zhuang, Xin Zhou, Hao-Long Zeng +6
Spatio-spectral selectivity, the capability to select a single mode with a specific wavevector (angle) and wavelength, is imperative for light emission and imaging. Continuous band…
physics.optics2024
Broadband and fabrication-tolerant 3-dB couplers with topological valley edge modes
Guo-Jing Tang, Xiao-Dong Chen, Lu Sun +10
3-dB couplers, which are commonly used in photonic integrated circuits for on-chip information processing, precision measurement, and quantum computing, face challenges in achievin…