2 papers
physics.optics2025
Exceptional broadband absorption of nanoporous gold explained by plasmonic resonances at dangling ligaments
Muhammad Salman Wahidi, Maurice Pfeiffer, Xinyan Wu +3
Nanoporous gold (npAu) has emerged as a potential candidate for many optical applications exploiting its large surface to volume ratio and high broadband absorption. However, the p…
physics.optics2025
Pulse Compression by an Optical Push Broom On a Chip
Boyi Zhang, Maurice Pfeiffer, Mahmoud A. Gaafar +5
In this study, we report a first experimental demonstration of pulse compression by a gradual refractive index front moving in a periodically modulated silicon waveguide, the so-ca…