A novel rare earth complex of Eu ion with 2-benzoylbenzoic acid and 1,10phenathrolinephen(Eu(o-BBA)_3(phen)) was synthesized and used as a dopant to fabricate efficient electroluminescence(EL) devices.

• 研究了一种新的稀土配合物邻苯甲酰苯甲酸-1,10-菲咯啉-铕(Eu(o-BBA)3(phen))的电致发光特性。