| http://www.w3.org/ns/prov#value | - A thin conductive layer can be coated onto a substrate, for example a transparent or substantially transparent glass plate or plastic film, such as, for example, in organic light emitting devices 10, and 20 of FIGS. 1 and 2, respectively, or a thin conductive layer coated on the hole transport region 33, 43 in organic light emitting devices 30 and 40 of FIGS. 3 and 4, respectively.
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