Portable electronics such as laptops and MP3 players could soon run on miniature fuel cells that consume propane, the same fuel used in gas barbecues. In search of longer-lasting alternatives to conventional batteries, a team of researchers has developed just such a device.
“A propane-driven fuel cell could be the same size as a lithium battery but last 10 times longer,” says Paul Ronney of the University of Southern California in Los Angeles.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.