alpha radiation

Noun
  1. The radiation of alpha particles during radioactive decay (synset 111443721)
    is a type of:
    • ionizing radiation - high-energy radiation capable of producing ionization in substances through which it passes
    • corpuscular radiation, particulate radiation - a stream of atomic or subatomic particles that may be charged positively (e.g. alpha particles) or negatively (e.g. beta particles) or not at all (e.g. neutrons)
    same as: alpha ray

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