EARTH SCIENCE > SUN-EARTH INTERACTIONS > IONOSPHERE/MAGNETOSPHERE DYNAMICS > ION CHEMISTRY/IONIZATION
The process in which a neutral atom or molecule is given a net electrical
charge. The atomic process in which ions are produced by removing one or more
electrons from an atom, ion, or molecule, typically be collisions with atoms or
electrons (collisional ionization), or by interaction with electromagnetic
Reference: the Cambridge Encyclopedia od the Sun, The Cambridge University
Cambridge, CB2, 2RU, UK, 2001.