| http://www.w3.org/ns/prov#value | - That is, if the second electrode layer 300 functions as a cathode and is a front emission type, then after forming an electrode with a matched work function on the surface of the organic electroluminescent unit 290 using a material such as Li, Ca, LiF/Ca, LiF/Al, Al, Ag, Mg, or a compound of these materials, a transparent electrode comprising ITO, IZO, ZnO, or In2O3 can be formed on the electrode.
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