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radioactive    音标拼音: [r,edio'æktɪv]
a. 放射性的,有放射能的

放射性的,有放射能的

radioactive
adj 1: exhibiting or caused by radioactivity; "radioactive
isotope"; "radioactive decay"; "radioactive fallout"
[ant: {nonradioactive}]



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  • Radioactive decay - Wikipedia
    Radioactive decay (also known as nuclear decay, radioactivity, radioactive disintegration, or nuclear disintegration) is the process by which an unstable atomic nucleus loses energy by radiation
  • Radioactivity | Definition, Types, Applications, Facts | Britannica
    radioactivity, property exhibited by certain types of matter of emitting energy and subatomic particles spontaneously It is, in essence, an attribute of individual atomic nuclei
  • What Is Radioactivity: Definition, Types, and Effects
    Radioactivity is the release of energy from unstable atomic nuclei as they break apart, or “decay,” into more stable forms Every atom has a nucleus made of protons and neutrons, and when that nucleus holds too many or too few of either, it becomes unstable and sheds the excess as energetic particles or waves
  • What Is Radioactivity? - Energy. gov
    As its name implies, radioactivity is the act of emitting radiation spontaneously This is done by an atomic nucleus that, for some reason, is unstable; it "wants" to give up some energy in order to shift to a more stable configuration
  • RADIOACTIVE Definition Meaning - Merriam-Webster
    The meaning of RADIOACTIVE is of, caused by, or exhibiting radioactivity How to use radioactive in a sentence
  • Radioactive Emergency (TV Mini Series 2026) - IMDb
    Radioactive Emergency: Created by Gustavo Lipsztein With Johnny Massaro, Paulo Gorgulho, Bukassa Kabengele, Tuca Andrada In 1987 Brazil, scavengers discover a mysterious glowing substance in an abandoned hospital As the material changes hands, scientists and doctors desperately work to prevent a radioactive disaster from claiming countless lives
  • Radioactivity: Definition, Types, Formula, and Applications
    Radioactivity occurs when an atom has an excess of energy, mass, or both, making its nucleus unstable To reach a lower, more stable energy level, it releases energy in the form of radiation This radiation can be emitted as particles or electromagnetic waves, depending on the nature of the decay
  • What Is Radioactivity: Simple Definition, Explanation And Examples
    What Exactly Is Radioactivity ? Radioactive decay is a nucleus’ journey to attaining stability via emission of highly energetic radiation and subatomic particles This phenomenon is called radioactivity
  • What Is Radioactivity? (with pictures) - AllTheScience
    Radioactivity is the process whereby unstable atomic nuclei release energetic subatomic particles or electromagnetic radiation (EMR) This phenomenon can cause one element to turn into another and is partly responsible for the heat of the Earth’s core
  • The Radioactive Atom: An Overview | Radiation and Your Health | CDC
    But some atoms have an unstable combination blend of protons and neutrons, and these are considered radioactive To get to a more stable state, the atom expels energy from the nucleus in the form of a particle or ray This process is known as radioactivity and the energy that's released is radiation





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