Hydrogen-powered vehicles are slowly hitting the streets, but mass producing, distributing and storing hydrogen is still a major roadblock. But new work out of UCLA could help lower the barrier to entry for consumers, with a device that uses sunlight to produce both hydrogen and electricity.
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Engineers from Georgia Tech and Korea University have developed a new supercapacitor that’s designed to store more energy for longer – and it’s made out of ordinary paper, meaning it’s flexible enough to power wearable electronics.
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A team at Drexel University has used the two-dimensional material MXene to develop a new type of electrode, combining the capacitance of a regular battery with the speed of a supercapacitor, which could lead to devices that recharge in a matter of seconds.
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Made from graphene and with a fern-inspired fractal structure, engineers at RMIT University have developed a new prototype electrode that could enable solar harvesting and storage systems that are thin, flexible and have high capacity.
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Researchers at the University of Central Florida have created a supercapcitor that can not only be fully-charged in mere seconds, but can go on to be recharged more than 30,000 times without affecting performance or capacity.
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Scientists have managed to embed miniature supercapacitors within a microchip, using methods compatible with standard electronics manufacturing. The advance could allow future electronics to marry the benefits of batteries and supercapacitors on the same device.
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Lightweight, foldable, and strong sheets of "power paper" have been created by scientists that can store significant amounts of electric charge and may one day provide ultra-thin electricity storage for modern devices.
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Researchers at MIT have developed a new type of flexible, nanowire-based supercapacitor with performance vastly exceeding its graphene counterpart. It could find use as the ideal energy source for the next generation of fitness trackers and other wearable devices.
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Scientists at UCLA's California NanoSystems Institute have developed a new device that combines the high energy densities of batteries and the quick charge and discharge rates of supercapacitors
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Next-generation lithium-ion batteries may hold more charge for a greater number of cycles thanks to a new material derived from natural silk. Scientists found that when used in place of graphite, it allows batteries to work for over 10,000 cycles and to store five times more lithium.
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