The E-Tongue works by applying a voltage to a water sample, causing any lead ions present to stick to the sensor's gold ... a certified laboratory using traditional detection methods to ensure ...

A study published in ACS Nano presents ... highly sensitive detection of bladder cancer biomarkers—miRNAs, short non-coding RNAs that regulate gene expression—using programmable pH-responsive ...

Developed a real-time obstacle detection and speed estimation system using ESP32, HB100 radar sensor, ultrasonic sensor, and LM324 op-amp for signal amplification. The system detects stationary and ...

Using an Arduino Nano, ultrasonic sensor, and buzzer, it can sense objects in their ... Up next, we’ll take a look at the block diagram of this Smart Walking Stick using Arduino, giving a clear ...

integrating machine learning technologies for real-time obstacle detection and alerting. The system is equipped with ultrasonic sensor, PIR sensor and a buzzer, with data processing managed by an ...

The faster ultrasonic fingerprint ... with optical fingerprint sensors do not support the new feature. Fingerprint scanners have been a pain in the thumb to use ever since they stopped being ...

This study presents an effective process for preparing advanced H 2 sensors that combine high precision with rapid detection to meet ... as hydrogen production, use, and transportation increase ...