Quantum mischief

 作者:琴兕     |      日期:2019-03-07 07:17:01
By Eugenie Samuel, Boston A WEIRD quantum effect could come to plague designers of micromachines, say scientists at Bell Labs in New Jersey. They have found that a phenomenon known as the Casimir effect can make parts of a microscopic see-saw move spontaneously. Engineers will have to take the Casimir effect into account, they say, or else the revolutionary molecule-sized machines now being planned could come unstuck. But there’s a plus side too: