It’s always interesting to see how scientists and engineers have exploited—in the positive sense of the word—somewhat obscure, fundamental physics principles to create innovative sensors. For example, ...

Air bubble sensors are used to detect air or gas bubbles in flexible clear plastic tubes. They are intended to prevent air infusions. The air bubble sensor has no contact with the liquid and is ...

Dycus recently shared the mouse-turned-camera project on Reddit. He used the optical sensor (model ADNS-3090) from an old pointer, which is capable of capturing 30 x ...

This Collection invites submissions of original research into methods that support the deployment of optical fibre sensors, driving advancements in precise and reliable sensing technologies. Optical ...

Researchers have developed a new optical sensor that provides a simple way to achieve real-time detection of extremely low levels of arsenic in water. Researchers have developed a new optical sensor ...

A slender glass fiber no thicker than a human hair placed across a particle beam could improve accelerator monitoring. A team ...