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New electrode wastes no space to offer EV batteries a 25% density boost
(21/10/2022)
Scientists tinkering with commonly used battery materials have come up with a way of tweaking their microstructures to improve energy density. The work points the way to electric vehicles that can travel farther on each charge, with th...
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China turns on the world's largest compressed air energy storage plant
(14/10/2022)
The world's largest and, more importantly, most efficient clean compressed air energy storage system is up and running, connected to a city power grid in northern China.
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Carbon boost efficiency in "nanobionic" bacterial solar cells
(30/09/2022)
Engineers at EPFL have found a way to insert carbon nanotubes into photosynthetic bacteria, which greatly improves their electrical output. They even pass these nanotubes down to their offspring when they divide, through what the team ...
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All-in-one solar tower produces jet fuel from CO2, water and sunlight
(29/07/2022)
Taking carbon cdioxide, water and sunlight as its only inputs, this solar thermal tower in Spain produces carbon-neutral, sustainable versions of diesel and jet fuel. Built and tested by researchers at ETH Zurich, it's a promising clea...
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First perovskite solar cell to cross 30-year expected lifespan
(19/07/2022)
Perovskite is poised to become a major material for solar cells, but before then it needs to overcome a major durability issue. Engineers at Princeton have unveiled a new perovskite solar cell design that tests suggest could last as lo...
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Liquid system stores solar energy for years and releases it on demand
(06/07/2022)
Back in 2017 we caught wind of an interesting energy system from researchers at Sweden's Chalmers University of Technology designed to store solar energy in liquid form. By hooking it up to an ultra-thin thermoelectric generator, the t...
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Ocean Battery stores renewable energy at the bottom of the sea
(06/07/2022)
As useful as renewable energy sources are, they need to be backed up by storage systems that hold energy for times when the Sun isn’t shining or the wind isn’t blowing. Ocean Battery is a new design for an energy storage system that fu...
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Sun-powered water filter excels at killing pathogens
(04/07/2022)
There are many parts of the world in which fresh water may be plentiful, but it's also full of harmful microbes. An experimental new filter is able to purify such water for drinking, and it's powered solely by sunlight.
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Used masks upcycled into batteries with energy density of lithium-ion
(04/07/2022)
As important as face masks are in our current pandemic-riddled world, they have a major impact on the environment. Now scientists have demonstrated a novel method for disposing of old masks – by using them to make low-cost, flexible an...
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"Extremely fast-charging" battery hits 60 percent in under 6 minutes
(01/07/2022)
By rethinking a key battery component, scientists in China have come up with what's described as "extremely fast charging" technology that sees a lithium-ion battery hit 60 percent capacity in under six minutes. The breakthrough is bil...
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