Here are some USGS Web pages with more information on neutron activation analysis and Anywhere:
Geological Survey TRIGA Reactor (GSTR) Services
Wesbsite on services available at the Geological Survey TRIGA Reactor (GSTR) site in Denver with information on irradiations, neutron activation analysis, fission track radiography, and geochronology plus how to schedule tours of the facility.
(Score: 1.000)
Definition:
Activiation analysis that identifies elements in a sample by irradiating the sample with neutrons inside a nuclear reactor in order to identify elements by their characteristic radiations. [Adapted from Glossary of Geology, 4th ed.]