Groundwater age dating using tritium
This change in average isotopic composition is principally caused by seasonal temperature differences but is also affected by seasonal changes in moisture sources and storm tracks.
You can read most of these publications online or download copies in PDF format.For example, organic matter can be analyzed for the major elements C, H, N, O, S -- and for trace elements. It is an excellent tracer for determining time scales for the mixing and flow of waters, and is ideally suited for studying processes that occur on a time-scale of less than 100 years.Tritium content is expressed in tritium units (TU) where I TU equals 1 atoms of hydrogen.radioactive waste,material containing the unusable radioactive byproducts of the scientific, military, and industrial applications of nuclear energy.nucleus,in physics, the extremely dense central core of an atom.
To view these PDFs, please use Adobe Acrobat version 5 or above.radiation sickness,harmful effect produced on body tissues by exposure to radioactive substances.