Stability in the atom The atom is a complex system of particles. It's made up of a central nucleus consisting of protons and neutrons, called nucleons, with electrons orbiting around the nucleus.

Letter Published: 30 June 1934 Exchange Forces between Neutrons and Protons, and Fermi's Theory IG. TAMM Nature 133, 981 (1934) Cite this article ...

Physics articles from across Nature Portfolio Atom RSS Feed Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ...