The SparkFun Ultrasonic Distance Sensor - TCT40 (sen-24805) a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm.

Arduino Library for the SparkFun Air Quality PM1/PM2.5/PM10 Sensor - BMV080 The SparkFun Air Quality PM1/PM2.5/PM10 Sensor - BMV080 (Qwiic)is an ultra-small, fan-less air quality sensor for sensing ...

SEOUL, South Korea, Aug. 29, 2025 /PRNewswire/ -- Tactile sensors are widely used in robotics, prosthetics, wearable devices, and healthcare monitoring. These devices detect and convert external ...

Abstract: This paper presents a wireless and handheld pH measurement system with a flexible, detachable and degradable pH sensor. All materials that form the pH sensor materials have been selected so ...

School of Chemistry, Dalian University of Technology, Dalian 116024, China ...

How fast does your heart beat? It’s a tough question to answer, because our heart rate changes all the time depending on what we’re doing and how our body is behaving. However, [Ludwin] noted that ...

Abstract: This work aims to demonstrate the capability of a low-cost experimental setup to monitor surface plasmon resonance (SPR) chemical sensors based on plastic optical fibers (POFs) and ...