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All words

noun

absorber

(physics) material in a nuclear reactor that absorbs radiation

In a sentence

Six example sentences with absorber, each labelled with its topic.

  • Boron rods act as an absorber, dropping into the core to soak up stray neutrons and slow the chain reaction.

    Science

  • Thick concrete and a boron absorber surround the storage pond, so nothing leaving the spent fuel reaches anyone standing nearby.

    Environment

  • The safety design drops a cadmium absorber between the fuel rods within two seconds of any power spike.

    Technology

  • Fermi's 1942 pile relied on a cadmium absorber pulled out inch by inch until the counters showed the reaction sustaining itself.

    History

  • In the reactor simulator, inserting the absorber too slowly lets the core temperature climb past the red line and end the run.

    Gaming

  • The isotope for her heart scan came from a research reactor whose boron absorber drops in automatically if the reaction runs too hot.

    Medicine

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