Nanocar takes a test drive - It's the smallest thing on four wheels
View at nature.com
The world's smallest toy cars have been set rolling.
They measure just 3 by 4 nanometres: a million of them parked bumper to tail would cover the length of a flea. And they are stripped down to the absolute basics: just a chassis and two axles with wheels at either end.
But they move. Using a powerful microscope, James Tour and his coworkers at Rice University in Houston, Texas, have watched their 'nanocars' trundle over a layer of gold
The world's smallest toy cars have been set rolling.
They measure just 3 by 4 nanometres: a million of them parked bumper to tail would cover the length of a flea. And they are stripped down to the absolute basics: just a chassis and two axles with wheels at either end.
But they move. Using a powerful microscope, James Tour and his coworkers at Rice University in Houston, Texas, have watched their 'nanocars' trundle over a layer of gold
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