Harvard Catalyst Profiles

Contact, publication, and social network information about Harvard faculty and fellows.

Alpha Particles

"Alpha Particles" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

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.


This graph shows the total number of publications written about "Alpha Particles" by people in Harvard Catalyst Profiles by year, and whether "Alpha Particles" was a major or minor topic of these publication.
Bar chart showing 40 publications over 24 distinct years, with a maximum of 4 publications in 2002
To see the data from this visualization as text, click here.
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Funded by the NIH National Center for Advancing Translational Sciences through its Clinical and Translational Science Awards Program, grant number UL1TR002541.