| abstract |
A material for use as an electrode, and particularly the cathode (30) of an electrochemical device, such as a pseudocapacitive device (10). The material is a substantially amorphous material having a host matrix material selected from the group of cobalt, nickel, iron, and combinations, and a modifier element or elements selected from the group of boron, phosphorous, carbon, silicon, aluminum, manganese, copper, chromium, vanadium, titanium, molybdenum, zirconium, tungsten, and combinations thereof. |