| 释义 |
electron attachment
electron attachment[i′lek‚trän ə′tach·mənt] (atomic physics) The combination of an electron with a neutral atom or molecule to form a negative ion. (nuclear physics) electron capture electron attachment
electron attachment A process in which an electron of thermal energy is added to an atom or molecule to form a stable ion; without the addition of a thermal electron, the ion dissociates. The atom or molecule must have a positive electron affinity (e.g., it must be electrophoric) for attachment to occur. |