1 吉林大学集成光电子学国家重点实验室，长春 130023
2 泉州师范学院物理系，泉州 362000
利用阱结构作为发光层，阱由8－羟基喹啉铝和4，4′－N，N′－dicarbazole－biphenyl交替蒸发长成，改善了器件的效率，这归因于增加空穴和电子在薄发光层的堆积，形成的激子有效地被限制在薄的发光层中发光．器件的最大电流效率在外加电压8V时达到4．1cd／A，与一般异质结器件相比效率提高了2倍多．这说明在适当阱数时用简单办法可提高器件的效率．
有机电致发光 阱结构 效率 Organic light-emitting devices Well structure Efficiency
National Integrated Optoelectronics Laboratory, Jilin University, Changchun 130023, CHN
State Key Lab. on Integrated Optoelectronics, Jilin University Region, Changchun 130023, CHN
1 National Lab. of Integrated Optoelectron., Jinn University, Changchun 130023, CHN
2 Dept.of Light Chem.and Text. Eng., Jilin Institute of Technology, Changchun 130012, CHN
State Key Laboratory on Integrated Optoelectronics, Jilin University, Changchun 130023, CHN
State Key Laboratory on Integrated Optoelectronics, Jilin University Region, Changchun 130023, CHN
State Key Laboratory on Optoelectronics, Jilin University Region, Changchun 130023, CHN
