File:Caesium_clock_block.svg · Wikimedia Commons · See Wikimedia Commons
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An atomic clock is an extremely accurate reference clock that uses the vibrations of atoms to measure time with incredible precision. It matters because it serves as the standard for timekeeping worldwide, ensuring that everything from GPS systems to telecommunications networks can operate reliably and stay synchronized.
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Wikidata facts
- Subclass of
- clock
- Image
- Ytterbium Optical Lattice Clock purple and green light.png
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- described by source
- Ukrainian Soviet Encyclopedia
- Commons category
- Atomic clocks
- topic's main category
- Category:Atomic clocks
- time of discovery or invention
- 1955-06-03
- on focus list of Wikimedia project
- Wikipedia:Vital articles/Level/4
- Stack Exchange tag
- physics.stackexchange.com/tags/atomic-clocks
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Article · 中文
原子鐘（英語：Atomic clock）是一種時鐘，它以原子共振頻率標準來計算及保持時間的準確。原子鐘是世界上已知最準確的和，也是國際時間和頻率轉換的，用來控制電視廣播和全球定位系統衛星的訊號。 原子鐘並不使用放射性計時，而是使用電子轉變能級時釋放的精確微波訊號。早期的原子鐘為附上工具的激微波。今天最好的原子鐘是以中冷原子的作爲基礎的。
Abstract from DBpedia / Wikipedia · CC BY-SA
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