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By-product material (rt)
| Глоссарий терминов по технологиям неразрушающего контроля (NDT) |
In atomic energy law, any radioactive material (except source or fissionable material) obtained in the process of producing or using source or fissionable material. includes fission products and many other radioisotopes produced in nuclear reactors.
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Radioactive, английский
- Radioactive can generally describe the property of a substance (or more accurately atomic nuclei) which are unstable and spontaneously decay (disintegrate) with the release of energy, the energy being either electromagnetic radiation , particulate or both
- Радиоактивный
- Generally, the property possessed by certain elements, such as uranium minerals, of spontaneously emitting alpha, teta, and/or gamma rays by the disintegration of the nuclei of their atoms.
- Atoms that are energetically unstable and decay to a stable condition by emitting radiation are said to be radioactive.
Fissionable, английский
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Special nuclear material, английский
In atomic energy law, includes plutonium, uranium-233, uranium containing more than the natural abundance of uranium235, or any material artificially enriched by any of these substances.
Skip distance (ut), английский
In angle beam testing, the distance from the sound entry point to the first reflection point on the same test surface; also sometimes called v-path.
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