SUBSCRIBESUBSCRIBESUBSCRIBEHomeHistory & SocietyScience & TechBiographiesAnimals & NatureGeography & TravelArts & CultureProConMoneyGames & QuizzesVideosOn This DayOne Good FactDictionaryNew ArticlesHistory & SocietyLifestyles & Social IssuesPhilosophy & ReligionPolitics, Law & GovernmentWorld HistoryScience & TechHealth & MedicineScienceTechnologyBiographiesBrowse BiographiesAnimals & NatureBirds, Reptiles & Other VertebratesEnvironmentFossils & Geologic TimeInsects & Other InvertebratesMammalsPlantsGeography & TravelGeography & TravelArts & CultureEntertainment & Pop CultureLiteratureSports & RecreationVisual ArtsImage GalleriesPodcastsSummariesTop QuestionsLists and StoriesBritannica KidsAsk the ChatbotGames & QuizzesHistory & SocietyScience & TechBiographiesAnimals & NatureGeography & TravelArts & CultureProConMoneyVideosatomic clockIntroductionReferences & Edit HistoryRelated TopicsImages & VideosSciencePhysicsMatter & EnergyFacebookXhttps://www.britannica.com/technology/atomic-clockIEEE Spectrum - Device That Revolutionized Timekeeping Receives an IEEE MilestoneMassachusetts Institute of Technology - MIT News - New type of atomic clock keeps time even more preciselyNASA - What is an Atomic Clock?National Center for Biotechnology Information - PubMed Central - History of Atomic ClocksABC News - How atomic clocks could probe dark matter mysteries and fundamental physicsIndian Academy of Sciences - Atomic clocks: A brief history and current status of research in IndiaFrontiers - An optically pumped atomic clock based on a continuous slow cesium beamPNAS - Amazingly precise optical atomic clocks are more than timekeepersNational Institute of Standards and Technology - Atomic ClocksJonathan D. Betts
Curator of Horology, Royal Observatory Greenwich, National Maritime Museum.Britannica Editors
Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....HistorySee all videos for this articleclockresonancecesiumrubidiumfrequencymicrowaveelectromagnetic radiationquantumclockssecondInternational System of UnitsEphemeris Timecesium-133 atomatomclockatomic timecesium clockSee all related contentcesium atomic clockcesium beam atomic clockatomic timeconstituentlasersabsolute zerometreresonanceMore From Britannica
time: Atomic clocksJonathan D. Betts
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