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Energy & Green Tech news

Re-energizing the lithium-ion battery

High costs, slow recharging rates, and limited lifetimes restrict the utility of lithium-ion batteries for electric vehicles, storing electricity from wind or solar power, and other applications. Scientists are resolving ...

date9 hours ago in Energy & Green Tech
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Time to tackle the UK's plutonium mountain

Professor Neil Hyatt, Research Chair in Radioactive Waste Management, calls for UK plutonium policy to be re-examined to allow swift immobilisation of UK's civil plutonium stockpile to maximise safety, security and affordability ...

dateNov 15, 2016 in Energy & Green Tech
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Energy savings in shopping centres

Shopping centres are major energy consumers with significant opportunities for savings. Researchers are currently checking the impact of savings made on lighting and air-conditioning at the City Syd centre in Trondheim.

dateNov 14, 2016 in Energy & Green Tech
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Renewable energy – not always sustainable

In a new thesis from Uppsala University, Simon Davidsson shows that a rapid expansion of renewable energy technology is not necessarily sustainable. To find the best way forward in the coming transition towards renewable ...

Making energy-harvesting computers reliable

A revolutionary and emerging class of energy-harvesting computer systems require neither a battery nor a power outlet to operate, instead operating by harvesting energy from their environment. While radio waves, solar energy, ...

Dutch unveil giant vacuum to clean outside air

Dutch inventors Tuesday unveiled what they called the world's first giant outside air vacuum cleaner—a large purifying system intended to filter out toxic tiny particles from the atmosphere surrounding the machine.

Historic Solar Impulse team planning drone

Circling the globe in an aircraft that used no fuel would be enough for some to rest on their laurels, but the pilots of Solar Impulse 2 on Monday spoke of their new project.

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