DefinitionA <RECOMBINATION COEFFICIENT (NUCLEAR)> is a <Property> which is a measure of the specific <RATE> at which oppositely charged <IONS> join to form expresse as -dn+/dt = -dn-/dt = alpha.n+.n- where n+ and n- are the <ION MUMBER DENSITIES> of positive and negative <IONS>, respectively, recombined during an infinitesimal time interval with <DURATION> dt. Defined in ISO 80000-10 (2009) 10-65