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bn:03139710n
Noun Concept
Categories: Atomic clocks, Caesium, Electronics standards, Wikipedia articles incorporating text from the Federal Standard 1037C
EN
caesium standard  caesium atomic clock  cesium clock  cesium standard
EN
The caesium standard is a primary frequency standard in which the photon absorption by transitions between the two hyperfine ground states of caesium-133 atoms is used to control the output frequency. Wikipedia
Definitions
Sources
EN
The caesium standard is a primary frequency standard in which the photon absorption by transitions between the two hyperfine ground states of caesium-133 atoms is used to control the output frequency. Wikipedia
primary frequency standard Wikidata
Wikipedia
EN
caesium standard
Wikidata
EN
Caesium standard
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EN
caesium atomic clock, cesium clock, cesium standard

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