Dissolved oxygen (DO) is the measure of oxygen gas that is physically dissolved in water. It is a critical parameter for ...

Optical sensors articles from across Nature Portfolio Optical sensors are a broad class of device for detecting light intensity.

Quantum sensors can be used to reveal a surprising new mechanism for converting light into electricity in Weyl semimetals, Boston College Assistant Professor of Physics Brian Zhou and colleagues ...

This study designed and demonstrated a 2-D multiinlet water flow sensor to address challenges associated with measuring the swimming speeds of marine animals owing to size limits and harsh marine ...

An ultra-sensitive optical fiber humidity sensor based on an extrinsic Fabry-Perot interferometer is proposed and experimentally demonstrated in this paper. The Fabry-Perot cavity is constructed by a ...