2 papers
physics.optics2025
Broadband Angular-selective Mid-infrared Photodetector
Ziwei Fan, Taeseung Hwang, Yixin Chen +1
Mid-infrared photodetectors are susceptible to background noise since every object in the surroundings emits thermal radiation from different directions. To reduce this background…
physics.optics2025
Gigahertz directional light modulation with electro-optic metasurfaces
Sam Lin, Yixin Chen, Taeseung Hwang +8
Active metasurfaces promise spatiotemporal control over optical wavefronts, but achieving high-speed modulation with pixel-level control has remained an unmet challenge. While loca…