Silicon photonics is widely used for near InfraRed (IR) applications up to 1.6 µm. It plays a
key role in short-range optical data communications. However, silicon photonics does not …

There is an increasing need for silicon-compatible high-bandwidth extended-short wave
infrared (e-SWIR) photodetectors (PDs) to implement cost-effective and scalable …

GeSn has emerged as a promising semiconductor with optoelectronic functionality in the
mid-infrared, with the potential of replacing expensive III–V technology for monolithic on-chip …

Spectrometers are important analytical instruments in research fields involving light and
matter, and their miniaturization is critical for portable and on-chip applications …

Atomically thin materials, within their two-dimensional (2D) heterostructures, have become
fundamental to the advancement of quantum computing technology. These structures …

This work proposes and theoretically investigates the efficacy of gratings-based strip-loaded
germanium-tin (Ge Snx) waveguides (WGs) as gas sensors for the mid-infrared (MIR) …

This research investigates the optical absorption and quantum efficiency of germanium-tin
(GeSn) materials with a tin (Sn) content of 4.5%, and their potential applications in infrared …

Abstract The Ge 0.75 Sn 0.25 alloy, which is lattice matched to the InP, has the potential to
create a high-quality GeSn-on-insulator (GeSnOI) structure for group IV optoelectronic …