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

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 ...

Infrared spectroscopy (IR spectroscopy) is an optical technique that detects molecular bond vibrations and rotations upon absorption of infrared light. Because different chemical functional groups ...

Abstract: Ensuring safety at railway gate crossings is critical to preventing accidents. This paper presents an innovative system utilizing Infrared (IR) and Passive Infrared (PIR) sensors to enhance ...