electron affinity

noun

, Physics, Chemistry.

1. the quantitative measure, usually given in electron-volts, of the tendency of an atom or molecule to capture an electron and to form a negative ion.

electron affinity

noun

1. a measure of the ability of an atom or molecule to form a negative ion, expressed as the energy released when an electron is attached A

Example Sentences

The electron affinity of the acceptor that makes up the depleted heterojunction has also been systematically varied.

From Nature