New low-cost battery could help store renewable energy

Wind and solar energy projects are growing at a respectable clip. But storing electric power for days when the air is still or when the sun goes down remains a challenge, largely due to cost. Now researchers are developing ...

Wireless charging and discharging for electric vehicles

In the future, a wireless charging system will allow electric cars not only to charge their batteries, but also to feed energy back into the power grid, helping to stabilize it. The cost-effective charging system achieves ...

New battery technologies take on lithium-ion

Lithium-ion batteries remain the technology-of-choice for today's crop of electric cars, but challengers are revving up to try to upset the current order. An article in Chemical & Engineering News (C&EN), the weekly newsmagazine ...

Four easy tips to make your batteries last longer

Here are a few things you can do to make your lithium-ion (Li-ion) batteries last longer, whether they be used in an electric car, a large home installation – such as Tesla's newly announced Powerwall – or in your portable ...

Power to the batteries

Better solar panels and wind turbines are important to helping ensure a low-carbon future. But they are not enough. The energy from these intermittent sources must be stored, managed, converted and accessed when it's needed ...

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