The nano-guitar string that plays itself

ScienceDaily
Oct 14, 2019, 11:17 am423 pts
Scientists have created a nano-electronic circuit which vibrates without any external force. Just as a guitar string vibrates when plucked, the wire -- 100,000 times thinner than a guitar string -- vibrates when forced into motion by an oscillating voltage. The surprise came when they repeated the experiment…

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