Abstract: A fiber-optic current sensor implementing the differential measurement to measure currents up to tens of megaamperes is proposed. The sensor is based on a reflective interferometer with a ...

Abstract: The present study designed the dual-point liquid level measuring sensor using the polymer optical fiber (POF). The sensor measures the liquid level variation based on the optical power ...

Taxpayers will have the opportunity on Nov. 4 to vote on a $265 million bond meant to help pay for an overhaul of Des Moines Public Schools. In about 2½ months, Yes for Des Moines Schools volunteers ...