2 papers
physics.optics2026
Differentiable eigendecomposition-free RCWA for full-tensor anisotropic photonics
Enbo Yang, Qiang Song, Weiwei Cai
Full-tensor anisotropy transforms rigorous coupled-wave analysis (RCWA) into a large, fully coupled non-Hermitian eigenproblem, making eigendecomposition expensive and difficult to…
physics.optics2024
Achromatic single-layer hologram
Zhi Li, Wenhui Zhou, Xin Yuan +4
Phase retrieval is a fundamental technique of advanced optical technologies, enabling precise control over wavefront properties. A persistent challenge in diffractive optical eleme…