Potassium-Argon dating is similar to Carbon 14 dating because it uses radioactive decay, measuring the rate of change from an ...

Those that do are the stable nuclei of figure 2.11; those that don't are unstable. Sooner or later, an unstable nucleus comes apart. The coming-apart process is radioactive decay, and unstable nuclei ...

Demand for the ornaments, jewelry, and other luxury items carved from the ivory in elephant tusks has led poachers to ...

In a study published in Physical Review Letters, scientists at GSI Helmholtzzentrum für Schwerionenforschung have discovered ...

Citation: Carbon stable isotope values yield different dietary associations with added sugars in children compared to adults (2025, June 5) retrieved 29 June 2025 from https://medicalxpress.com ...

Stable isotope analysis of elements such as carbon, nitrogen and sulphur is used in ecology to trace the flow of nutrients through food webs and assess trophic levels. Latest Research and Reviews ...

This Section implements all activities of the IAEA's Water Resources Programme, which promotes and transfers know-how on the use of isotope hydrology as an effective tool for water resources ...

Using coupled isotopes, a new study shows that a class of economically important granites are derived by sediment melting without mantle input.

In patients with unstable coronary artery disease, ... Production of C-reactive protein and risk of coronary events in stable and unstable angina. Lancet 1997;349:462-466. Crossref. PubMed. Web of ...

Nitrogen finally joins the elite tier of elements like carbon that can form neutral allotropes—different structural forms of ...