Titanium nitride - is an extremely hard ceramic material, often used as a coating on titanium alloys, steel, carbide, and aluminium components to improve the substrate's surface properties.
NT 090 (OTTOKEMI) NT 090 Titanium nitride, nanopowder, APS 30-50 nm, 99.5% Cas 25583-20-4- used as electrodes have already been applied in the subretinal prosthesis project as well as in biomedical microelectromechanical systems (BioMEMS).