Energy & Green Tech

Microorganisms in cow manure used to build rechargeable battery

(Tech Xplore)—For the first time, researchers from Wetsus, the European Centre of Excellence for Sustainable Water Technology; and Wageningen University, both in The Netherlands, have combined two microbial processes—microbial ...

Energy & Green Tech

Extending the life of low-cost, compact, lightweight batteries

Metal-air batteries are one of the lightest and most compact types of batteries available, but they can have a major limitation: When not in use, they degrade quickly, as corrosion eats away at their metal electrodes. Now, ...

Energy & Green Tech

Li-ion batteries: Science 'directly into your hand'

They are omnipresent and essential to navigating modern life. Small, light, rechargeable: lithium ion batteries have revolutionised our world in less than three decades.

Energy & Green Tech

Liquid-metal, high-voltage flow battery

A new combination of materials developed by Stanford researchers may aid in developing a rechargeable battery able to store the large amounts of renewable power created through wind or solar sources. With further development, ...

Energy & Green Tech

Salt is key ingredient for cheaper and more efficient batteries

A new design of rechargeable battery, created using salt, could lead the way for greener energy. Researchers at the University of Nottingham Ningbo China (UNNC) have joined forces with a specialist group at the Shanghai Institute ...

Energy & Green Tech

Knitting electronics with yarn batteries

When someone thinks about knitting, they usually don't conjure up an image of sweaters and scarves made of yarn that can power watches and lights. But that's just what one group is reporting in ACS Nano. They have developed ...

Energy & Green Tech

Battery innovations could spread renewable energy

In Edmond Hamilton's 1940 novella Revolt On The Tenth World, the science fiction author describes "solid power … the most super-valuable substance in the Solar System." Solid power is "compressed energy 'frozen' by temporary ...

Energy & Green Tech

Renewable energy storage possible thanks to chemical conversions

An unexpected discovery has led to a rechargeable battery that's as inexpensive as conventional car batteries, but has a much higher energy density. The new battery could become a cost-effective, environmentally friendly ...

Energy & Green Tech

New materials are powering the battery revolution

There are more mobile phones in the world than there are people. Nearly all of them are powered by rechargeable lithium-ion batteries, which are the single most important component enabling the portable electronics revolution ...

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