Department of Electronics & Communication Engineering

Abstract: In this work, we present the first proof of Ge 1-x Si x -on-Al 2 O 3 -based novel rib optical waveguide (WG) for N 2 O and CO …

Novel Ge1-xSix-on-Al2O3-based Rib Optical Waveguide Mid-IR Sensors on SiO2 Platform Read More »

This work reports the integration of a Ge1−Sn-on-AlN optical waveguide (WG) on SiO2 substrate to facilitate mid-infrared (MIR) trace gas detection. Here, the proposed structure makes use of Ge1−Sn in …

Polarization Diversity Schemes for Gas Sensing Applications: A Comprehensive Analysis and Optimal Design of High-Performance Si1-xGex Mid-Infrared Asymmetric Rib Cross-Slot Waveguides. Read More »