Using a design inspired by one of the ocean's best sailors, a team of scientists at the Johns Hopkins Applied Physics Laboratory is developing a low-cost sensor for ocean observations. The sensors are ...

Abstract: An integrated optical fiber sensor for simultaneously measuring seawater temperature, salinity, and pressure (TSP) is firstly presented by combining dual surface plasmon resonance (SPR) ...

Abstract: Accurate measurement of ultralow water volume fraction (WVF) (ranging from 0% to 3%) is critically important during the production process and trade settlement at crude oil joint stations.