Hardware

WeTac: A small, soft and ultrathin wireless electrotactile system

Virtual reality (VR) and augmented reality (AR) headsets are becoming increasingly advanced, enabling increasingly engaging and immersive digital experiences. To make VR and AR experiences even more realistic, engineers have ...

Energy & Green Tech

The search for a thermally stable anatase for sodium-ion batteries

Electric vehicles, powered by renewable energy instead of finite fossil fuels, are the best green choiceā€”but they could be more sustainable. As the most common power source in electric vehicles and portable electronics, ...

Electric current

Electric current is the rate of flow of electric charge. The electric charge that flows is carried by, for example, mobile electrons in a conductor, ions in an electrolyte or both in a plasma.

The SI unit of electric current intensity is the ampere. Electric current is measured using an ammeter.

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