Humans spend about 80% of their time indoors, but keeping track of the air we breathe usually requires expensive lab-grade ...

Researchers at Concordia and Qatar University have created a low-cost sensor system that tracks indoor air quality in real time. The devices are built on tiny, affordable computers often used in ...

Abstract: A high-sensitivity fiber-optic microcavity relative humidity (RH) sensor with a silicon-based sulfide thin film is presented. With the magnetron sputtering technique, a 280-nm MoS2 film is ...

An autonomous robot that detects toxic gases and human presence in mines; a smart PPE system that monitors workers’ health ...