But when plotted in a three-isotope diagram, all of the data for these Solar System materials fall on a single mass-fractionation line, ...

TerraPower Isotopes announced today it is producing actinium-2251 at commercial-scale, providing sustained access to highly pure actinium-225 to the g ...

Astronomers have counted the number of neutrons inside carbon atoms from 2.8 quadrillion km away. The team managed to measure the ratios of carbon isotopes in the atmosphere of an exoplanet for ...

Atomic structure - AQA Synergy Isotopes Atoms consist of a nucleus containing protons and neutrons, surrounded by electrons in shells. The numbers of subatomic particles in an atom can be ...