Future phones and laptops could have speakers made of carbon nanotubes
posted on October 16, 2013 10:04
For the past year, researchers at Tsinghua University in Beijing have been listening to music on a laptop through a pair of unusual earphones. Although the earphones look ordinary, they do not contain the typical metal coil speaker found in most earphones, but rather a chip made of many string-like carbon nanotube (CNT) yarns with grooves etched in them.
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