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Alpha Particles MeSH Descriptor Data 2022


MeSH Heading
Alpha Particles
Tree Number(s)
G01.750.750.055
Unique ID
D000512
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D000512
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.
Entry Term(s)
Alpha Radiation
Alpha Rays
Radiation, Alpha
Public MeSH Note
66
History Note
66
Date Established
1966/01/01
Date of Entry
1999/01/01
Revision Date
2011/06/24
Alpha Particles Preferred
Alpha Rays Related
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