Physicists demonstrated a way to use quantum entanglement to halve the measurement time of an ion-based optical clock without compromising its precision. An optical clock based on a pair of calcium ions achieves a given precision more quickly when the ions are entangled.
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#QuantumEntanglement #OpticalClock #CalciumIons #PrecisionMeasurement #ScienceNews
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#QuantumEntanglement #OpticalClock #CalciumIons #PrecisionMeasurement #ScienceNews
Physics
Entangled Ions Measure Time Faster
An optical clock based on a pair of calcium ions achieves a given precision more quickly when the ions are entangled.
Singapore physicists build the world's most accurate optical atomic clock using a single lutetium ion, measuring time precision to 19 decimal places.
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#OpticalClock #AtomicClock #LutetiumScience
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#OpticalClock #AtomicClock #LutetiumScience
Nature
Best clock ever: timekeeper based on lutetium atoms wows researchers
Nature - The device is a step towards redefining the second using a new generation of ultra-accurate devices.
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