The kit has parts and sensors to help beginners learn how to connect things, write code, and make projects without any ...

An approach for training of temperature cycled metal oxide semiconductor gas sensors to monitor food quality is presented. A setup including various gas sensors and a GC-MS is used to measure the ...

Accurate ammonia detection is critical for areas such as environmental monitoring, medical diagnostics, and industrial safety. Existing commercial gas sensors struggle with poor sensitivity, ...

The gas sensor, based on a p–n heterojunction structure, was fabricated by vertically stacking a nanometer-thick layer of p-type cobalt phthalocyanine (CoPc) on a solution-processed n-type ...

This study describes two biosniffers to determine breath acetone and isopropanol (IPA) levels and applies them for breath measurement in healthy subjects and diabetic patients. Secondary alcohol ...

Build a simple LPG gas leakage detector using Arduino and MQ-5 sensor. This beginner-friendly project features buzzer and LED alerts, circuit diagram, and complete Arduino code for home safety.