In the realization of photonic integrated devices, materials such as polymers are crucial.
Polymers have shown compatibility with several patterning techniques, are generally …

Silicon photonics has gained great success mainly due to the promise of realizing compact
devices in high volume through the low-cost foundry model. It is burgeoning from laboratory …

Infrared tunable diode-laser absorption spectroscopy (IR-TDLAS) is an enabling technology
for trace-gas detection, with applications ranging from air-quality monitoring to medical …

The unique ability of slot and sub-wavelength grating (SWG) waveguides to confine light
outside of the waveguide core material has attracted significant interest in their application to …

Hybrid integration of photonic chips with electronic and micromechanical circuits is projected
to bring about miniature, but still highly accurate and reliable, laser spectroscopic sensors …

In this article, we provide a review of fabrication platforms and state of the art developments
in the area of silicon nitride photonic integrated circuits (PICs) for the visible wavelength …

Silicon photonics has been an area of active research and development. Researchers have
been working on enhancing the integration density and intricacy of silicon photonic circuits …

Silicon photonics can address a variety of applications, from datacom and biosensing to
lidars. Recently, this technology has been explored for gas sensing. Detection and …

Waveguide chip-based microscopy reduces the complexity of total internal reflection
fluorescence (TIRF) microscopy, and adds features like large field of view illumination …

Portable and cost-effective gas sensors are gaining demand for a number of environmental,
biomedical, and industrial applications, yet current devices are confined into specialized …