Helion (chemistry)

From Wikipedia, the free encyclopedia
Jump to: navigation, search
This article is about the nucleus of Helium. For other meanings of Helion, see Helion (disambiguation).

A helion is a short name for the naked nucleus of helium, a doubly positively charged helium ion. In practice, helion refers to the stable helium-3 nucleus, in opposition to the other stable nucleus helium-4, which is usually referred to as an alpha particle. The (helium-3) helion consists of two protons and one neutron.

According to CODATA, the mass of a helion particle is 5.006 412 34(22) × 10−27 kg.

External links[edit]