Radionuclides   In Brief   Radionuclides are radioactive isotopes of natural or artificial origin. Their detection, analysis and characterization provide information about the environmental condition of a site, particularly in the vicinity of nuclear facilities, but also contribute to the identification of illicit nuclear activities. Read next   Contents   Research and development activities Analysis of Organically Bound Tritium in biological samples Single-particle analysis for proliferation index detection Radionuclide measurements: Analytical chemistry and detection Pollutant transfer in the geological environment Modeling and simulation of atmospheric transport Calculation of environmental and health effects Environmental monitoring International treaty monitoring Detection of radionuclides in the atmosphere Products and services Helicopter- and car-borne radioactivity mapping