Time-domain topology optimization of power dissipation in dispersive dielectric and plasmonic nanostructures

• Published in: arXiv.org
• Main Authors: Gedeon, Johannes, Allayarov, Izzatjon, Lesina, Antonio Calà, Emadeldeen Hassan
• Format: Paper
• Language: English
• Published: Ithaca Cornell University Library, arXiv.org 08.07.2024
• Subjects: Density; Differential equations; Energy dissipation; Finite difference time domain method; Maxwell's equations; Nanostructure; Optimization; Plasmonics; Topology optimization

We present a density-based topology optimization scheme for locally optimizing the electric power dissipation in nanostructures made of lossy dispersive materials. By using the complex-conjugate pole-residue (CCPR) model, we can accurately model any linear materials' dispersion without limiting...