3 papers
physics.optics2024
Dispersion-induced -factor enhancement in waveguide-coupled surface lattice resonances
Jussi Kelavuori, Ali Panahpour, Mikko J. Huttunen
Diffractively coupled nanoparticle arrays are promising candidates for helping to flatten many photonic devices such as lasers, lenses, and metrology instruments. Their performance…
physics.optics2023
Phase-Matched Second-Harmonic Generation from Metasurfaces Inside Multipass Cells
Madona Mekhael, Timo Stolt, Anna Vesala +4
We demonstrate a simple and scalable approach to increase conversion efficiencies of nonlinear metasurfaces by incorporating them into multipass cells and by letting the pump beam…
physics.optics2021
Fourier-Engineered Plasmonic Lattice Resonances
Theng-Loo Lim, Yaswant Vaddi, M. Saad Bin-Alam +7
Resonances in optical systems are useful for many applications, such as frequency comb generation, optical filtering, and biosensing. However, many of these applications are diffic…