This project is a great way to teach students how to program microcontrollers, work with sensor inputs, and just generally how to solve engineering puzzles. To that end, it looks like [Narongporn ...

Of course, if there's a photographic situation that challenges any sensor – especially small ones – it's low light. To demonstrate what small sensors are capable of, we chose to shoot a scene with ...

Learn how to interface a flame sensor with Arduino to build a simple fire alarm system that detects fire using infrared light and activates an alert through a buzzer and LED. How Does MQ-2 Flammable ...

This paper proposes a low cost, wireless, easy to install, adaptable, and smart LED lighting system to automatically adjust the light intensity to save energy and maintaining user satisfaction. The ...

Optical smoke alarm uses MOC 7811 which is an optocoupler.The sensor designed for this device is based on the principle of scattering of infrared rays.The light coming from the light source passes ...

IoT-based Smart Home Automation project to control 8 AC appliances and a smart door using ESP32 via Touch, Bluetooth, and Cloud with custom Android app.

† World Class University Program of Chemical Convergence for Energy & Environment, Institute of Chemical Processes, School of Chemical and Biological Engineering, Seoul National University, Seoul ...

CSIR-National Physical Laboratory, Dr. K. S. Krishnan Marg, New Delhi 110012, India ...