Abstract: This article reports the first dual-principle microwave displacement sensor, capable of operating in either frequency-shift or single-frequency amplitude-variation mode, thereby offering ...

But many shoppers may be surprised to know that one of the stores is a nonprofit. Beloved! is a resale clothing store run by middle and high school students. It is just one part of a Kansas City ...

Abstract: In the research into linear displacement sensors, the main research targets are optical grating and magnetic grating-based displacement sensors. However, magnetic grating and optical grating ...