NLM Logo

Gamma Rays MeSH Descriptor Data 2023


MeSH Heading
Gamma Rays
Tree Number(s)
G01.358.500.505.300
G01.750.250.300
G01.750.750.400
Unique ID
D005720
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D005720
Scope Note
Penetrating, high-energy electromagnetic radiation emitted from atomic nuclei during NUCLEAR DECAY. The range of wavelengths of emitted radiation is between 0.1 - 100 pm which overlaps the shorter, more energetic hard X-RAYS wavelengths. The distinction between gamma rays and X-rays is based on their radiation source.
Entry Term(s)
Gamma Radiation
Gamma Wave
Nuclear X-Rays
Radiation, Gamma
X-Rays, Nuclear
NLM Classification #
WN 105
Public MeSH Note
91; was see under RADIATION, IONIZING 1976-90; was see under RADIATION 1963-75
Online Note
search RADIATION 1966-74
History Note
91(75); was see under RADIATION, IONIZING 1976-90; was see under RADIATION 1963-75
Date Established
1991/01/01
Date of Entry
1999/01/01
Revision Date
2021/05/12
Gamma Rays Preferred
Gamma Wave Related
X-Rays, Nuclear Narrower
page delivered in 0.162s