2 papers
physics.optics2026
Topology optimized plasmonic metasurfaces for optical trapping of nanoparticles
Emadeldeen Hassan
Smart metasurfaces capable of employing the momentum of light for manipulating nanoparticles hold the key to potential applications in science and nanotechnology. This article prop…
physics.optics2025
Topology optimization of a superabsorbing thin-film semiconductor metasurface
Johannes Gedeon, Izzatjon Allayarov, Emadeldeen Hassan +1
We demonstrate a computational inverse design method for optimizing broadband-absorbing metasurfaces made of arbitrary dispersive media. Our figure of merit is the time-averaged in…