This Arduino-based project utilizes an ultrasonic sensor, servo motor, buzzer, and two DC motors to create an autonomous obstacle-avoiding robot. The robot scans the surroundings using a servo-mounted ...

It is designed to navigate disaster-struck areas, detect humans using thermal imaging, determine motion using PIR sensors, and report precise GPS coordinates via GSM-based SMS alerts. The system ...

A pocket-size ultrasonic bladder-volume sensor has been constructed and tested with successful results. This paper describes the sensor and presents results from its use on healthy volunteers.

Key Laboratory for Micro-Nano Physics and Technology of Hunan Province, State Key Laboratory of Chemo/Biosensing and Chemometrics, Hunan Institute of Optoelectronic Integration, College of Materials ...

College of Materials Science and Engineering, Beijing University of Technology, Beijing 100124, China Department of Chemistry, College of Chemistry and Life Science, Beijing University of Technology, ...