How to build your own air quality meter with a Raspberry Pi and CO2 sensor

In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...
Nature

Optical sensors articles from across Nature Portfolio

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...
Popular Mechanics

4,000 Meters Below Sea Level, Scientists Have Found the Spectacular ‘Dark Oxygen’

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: Scattered across an abyssal plain ...
IEEE

A 1.1-V 10-nm Class 6.4-Gb/s/Pin 16-Gb DDR5 SDRAM With a Phase Rotator-ILO DLL, High-Speed SerDes, and DFE/FFE Equalization Scheme for Rx/Tx

Abstract: A 1.1-V 6.4-Gb/s/pin 16-Gbit DDR5 is presented in 10-nm class CMOS technology. Various functions and circuits’ techniques are newly adopted to improve performance and power consumption ...
IEEE

Research on High-Precision Oxygen Partial Pressure Sensor Based on TDLAS Technology

Abstract: Aiming at the demand of oxygen partial pressure measurement in aerospace and aviation, a tunable diode laser absorption spectroscopy (TDLAS) technique is proposed to realize the oxygen ...