具有窄带发射的稀土配合物发光材料，因其具有高荧光量子效率，高色纯度等特点，被用于制备有机电致发光器件。
Rare earth complex materials have been widely used in organic electroluminescence devices because of their high photoluminescence quantum efficiencies, narrow emission spectra and high color purity.
其中有机发光材料可分为有机小分子、聚合物分子、金属配合物和稀土配合物四类。
Organic light-emitting materials contain organic small molecule materials, polymers, metal chelates and lanthanon chelates.
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