This DIY gas leakage detector is designed for educational and basic monitoring purposes. For critical safety applications, ...

Abstract: The fabrication, characterization, and gas sensor application of a hollow core photonic bandgap fiber (HC-PBGF) with laser drilled lateral microchannels will be described. The HC-PBGF was ...

All components are connected to the Arduino UNO via a breadboard. The MQ-2 sensor provides an analog signal to the Arduino. The buzzer and LED are controlled through digital pins, and the servo motor ...

Department of Electrical Engineering and Convergence Engineering for Intelligent Drone, Sejong University, 209, Neungdong-ro, Gwangjin-gu, Seoul 05006, Korea ...