
The headline couldn’t be more attractive—“A Laptop 40-Hour Battery?” Alas, all this is just speculation raised from some juiced theoretical prototypes at the moment. Regardless, in the ScienceNOW article by Robert Service, a research team, lead by Yi Cui, a materials scientist at Stanford University, is cited as developing a battery anode from nanowire strands of silicon which can hold a charge up to 10 times longer than conventional carbon anodes. What’s holding this technology back from reaching your laptop’s battery? Designing a cathode that is equally able to hold a charge that is 10 times greater than current technology. Let’s just hope that these new 10x batteries don’t produce 10x-sized laptop fires.—Dave Prochnow
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.


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Since my laptop battery is only good for about 2 hours of work, this would be a godsend!
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altinano (alti) has done that with their new lithium/titanate nanotech battery. soon to be used in smart cars being sold by penske automotive group (pag) in 2008.
thank you for this outstanding article.I thought certino was the best technologh for laptop battery performance
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