Energy & Green Tech

An ingredient in toothpaste may make electric cars go farther

An ingredient in many toothpastes is sodium fluoride, a compound of fluorine. It is added to protect teeth against decay. But compounds containing fluorine have other practical uses that might surprise you. Scientists at ...

Energy & Green Tech

X-ray imaging captures fleeting defects in sodium-ion batteries

Sodium-ion batteries have been touted as a sustainable alternative to lithium-ion batteries because they are powered by a more abundant natural resource. However, sodium-ion batteries have hit a significant snag: the cathodes ...

Energy & Green Tech

Researchers investigate batteries without critical raw materials

The market for rechargeable batteries is growing rapidly, but the necessary raw materials are limited. Sodium-ion batteries, for example, could offer an alternative. A joint research group from HZB and Humboldt-Universität ...

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 choice—but they could be more sustainable. As the most common power source in electric vehicles and portable electronics, ...

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