In this study, a high-precision micro-electromechanical system (MEMS) capacitive liquid-level sensor based on variable electrode spacing is proposed. Theoretical electrical and mechanical models are ...

While traditional microphones pick up sound in air, hydrophones detect changes in acoustic pressure in liquid environments and convert them ... How Hydrophones Work—and What Makes a Good One At a ...

EGE-Elektronik has revised its intrinsically safe optical level sensors for liquids with ATEX/IECEx approval for use in Zone 0 and is launching the new, improved UF2 series.

ODVA has announced that level sensors are the latest option for process device profiles to be added to the EtherNet/IP Specification. Process device profiles help users to reduce complexity and to ...

The level sensor addition improves interoperability and preparation of data for edge and cloud analytics, while the new pull model for CIP Security eases device replacement ...

Professor Kim Young-ki from Pohang University of Science and Technology (POSTECH) and his research team announced on the 24th that they have developed a liquid crystal-based sensor technology ...

Just like smartphone cameras, these sensors have a finite resolution. The higher the resolution, the finer details the sensor can discern about your finger, increasing the level of security.

Department of Materials Science and Chemical Engineering, Hanyang University, Ansan 15588, Republic of Korea Department of Materials Science and Engineering, Korea Advanced Institute of Science and ...