clock pendulum

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Noun

clock pendulum - a physical pendulum used to regulate a clockwork mechanism

compound pendulum, physical pendulum - pendulum consisting of an actual object allowed to rotate freely around a horizontal axis

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References in periodicals archive ?

The problem is that the faster an atomic clock pendulum swings, the more difficult it is to share that signal.

Quantum timekeeping: physicists are exploring the mind-blowing possibilities of linking a new generation of atomic clocks

"In our paper, we show that by using lasers to orient the electrons in a very specific way, we can use the neutron of an atomic nucleus as the clock pendulum," said Corey Campbell, a research scientist in the Kuzmich laboratory and the paper's first author.

Soon, nuclear clock that could be accurate for over billions of years

The invention selected was a self-operating napkin involving a bird, levers, strings, and a clock pendulum in a chain reaction that wipes a diner's lips.