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. 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

Example Sentences

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

From Nature