Portable EIS cell attached to coated specimens during seacoast exposure. Individual cells contain reference and counter electrodes as well as electrolyte.
Faded spot that developed on the surface of coated sample at location of portable EIS cell. The cell was attached, filled with electrolyte, and removed several months before photo was taken.
In-Situ Sensor to Detect Moisture Intrusion and Degradation of Coatings, Composites, and Adhesive Bonds, G.D. Davis, C.M. Dacres, and L.A. Krebs, DACCO SCI Inc.