Energy & Green Tech

A strategy to rejuvenate dead lithium inside batteries

Li-ion batteries and other emerging lithium-based battery technologies are currently used to power a wide range of devices, including smartphones, laptops, tablets and cameras. Despite their advantages, batteries containing ...

Energy & Green Tech

First closeups of how a lithium-metal electrode ages

The same process that drains the battery of your cell phone even when it's turned off is even more of a problem for lithium-metal batteries, which are being developed for the next generation of smaller, lighter electronic ...

Energy & Green Tech

Temperature heals lithium dendrites

Rechargeable lithium-ion, the dominant battery technology for portable electronics, is increasingly becoming the battery of choice for electric-vehicle and electric-grid energy-storage applications.

Energy & Green Tech

New design produces true lithium-air battery

Researchers at the University of Illinois at Chicago and at Argonne National Laboratory have designed a new lithium-air battery that works in a natural-air environment and still functioned after a record-breaking 750 charge/discharge ...

Energy & Green Tech

An ultralow-concentration electrolyte for lithium-ion batteries

Lithium salts make batteries powerful but expensive. An ultralow-concentration electrolyte based on the lithium salt LiDFOB may be a more economical and more sustainable alternative. Cells using these electrolytes and conventional ...

Energy & Green Tech

Efficient and mild: Recycling of used lithium-ion batteries

Lithium-ion batteries (LIBs) provide our portable devices like tablets and mobiles—and increasingly also vehicles—with power. As the share of volatile renewable energy needing electricity storage increases, more and more ...

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