differential aeration cell

differential aeration cell

[‚dif·ə′ren·chəl e′rā·shən ‚sel]

(physical chemistry)

An electrolytic cell whose electromotive force derives from a difference in concentration of atmospheric oxygen at one electrode with reference to another electrode of the same material. Also known as oxygen concentration cell.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.