3 papers
physics.optics2026
Design and Optimization of Metasurfaces for Silicon Photonics: PhD Thesis
Mathys Le Grand
Metasurfaces, two-dimensional arrangements of subwavelength nanopillars, provide local control over the phase of light, enabling flat optical functions beyond conventional refracti…
physics.optics2026
Diffusion Schrödinger Bridges with enhanced posterior sampling for metasurface inverse design
Mathys Le Grand, Pascal Urard, Denis Rideau +5
Metasurface inverse design is challenged by the intricate relationship between structural parameters and electromagnetic responses, as well as the high dimensionality of the optimi…
physics.optics2026
Enhanced posterior sampling via diffusion models for efficient metasurfaces inverse design
Mathys Le Grand, Pascal Urard, Denis Rideau +5
The inverse design of metasurfaces faces inherent challenges due to the nonlinear and highly complex relationship between geometric configurations and their electromagnetic behavio…