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ammonia clock

/əˈməʊniə klɒk/

1 entry

phrase

/əˈməʊniə klɒk/C1formalscientific
  • ruТип атомных часов, использующий колебания молекул аммиака для измерения времени с высокой точностью, исторически применявшийся в качестве эталона времени.

A type of atomic clock that uses the vibrations of ammonia molecules to measure time with high precision, historically used as a standard for timekeeping.

  1. Atomic timekeeping deviceC2formal

    A type of atomic clock that uses the absorption or emission of microwave radiation by ammonia molecules to measure time with high precision.

    ruАтомное устройство для измерения времени

    • The ammonia clock was an early precursor to modern cesium atomic clocks.
    • Researchers used an ammonia clock to test fundamental physics theories.
    • The ammonia clock's accuracy was groundbreaking for its time.