Concept information
Preferred term
Alpha Particles
Type
-
Topical Descriptor
Broader concept
Entry terms
- Alpha Ray
- Alpha Rays
- Ray, Alpha
- Rays, Alpha
Scope note
- Positively charged particles composed of two protons and two NEUTRONS, i.e. equivalent to HELIUM nuclei, which are emitted during disintegration of heavy ISOTOPES. Alpha rays have very strong ionizing power, but weak penetrability.
History note
- 66
In other languages
-
Finnish
-
alfahiukkanen
-
alfapartikkeli
-
alfapartikkelit
-
Swedish
-
Alfastrålar
URI
http://www.yso.fi/onto/mesh/D000512
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