An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

One of the major problems faced by most countries is the issue of water scarcity in the world. The scarcity is mainly due to ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Synthesis of nanostructured cubic phase SnO 2 thin film and its trace-level sensing of CO gas This study presents a cubic phase SnO 2 thin film gas sensor with ultra-high CO sensitivity and 1 ppb ...