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单词 actinium series
释义

Definition of actinium series in English:

actinium series

noun
Chemistry

  • The series of isotopes produced by the radioactive decay of uranium-235 (and including actinium-227, originally thought to be the parent), each member resulting from the decay of the previous one.

Origin

Early 20th century; earliest use found in New International Encyclopedia.

Definition of actinium series in US English:

actinium series

noun
Chemistry

  • The series of isotopes produced by the radioactive decay of uranium-235 (and including actinium-227, originally thought to be the parent), each member resulting from the decay of the previous one.

Origin

Early 20th century; earliest use found in New International Encyclopedia.
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更新时间：2025/7/4 19:04:23