A novel organic electroluminescent device with EuGd complex, (Eu 0 1 Gd 0 9 )(TTA) 3(TPPO) 2,as an emitter is described. The color of the emitted electroluminescence changes with temperature varying from 77 to 300K.

• 本文报道一种以铕钆络合物 (Eu0 1Gd0 9) (TTA) 3 (TPPO) 2 为发光材料的新型有机电致发光器件 ；该器件工作在 77K至 30 0K间不同温度时 ；电致发光呈现不同的颜色 .