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将腈类黄色荧光染料(2Z,2’Z)-3,3’-(1,4-phenylene)bis(2-phenylaerylonitrile)(BPhAN)掺杂到poly(N-vinylcarbazole)(PVK)中作发光层,2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline(BCP)作电子传输层和空穴阻挡层,制备了结构为Indium-tinoxide(ITO)/PVK:BPhAN/BCP/Mg:Ag的双层有机电致发光器件。通过调节BPhAN掺杂质量百分比(2wt%,4wt%,