Quantum-logic clock is the new hotness in accuracy

Science
Quantum-logic clock is the new hotness in accuracy
quantum_clock.jpg

The quantum-logic clock, which detects the energy state of a single aluminum ion, keeps time to within a second every 3.7 billion years. The new timekeeper could one day improve GPS or detect the slowing of time predicted by Einstein’s theory of general relativity.

[via Wired Science]

2 thoughts on “Quantum-logic clock is the new hotness in accuracy

  1. adcurtin says:

    How does one actually calculate that the cock is accurate to 1 second in 3.7 billion years?

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My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net

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