空穴传输层NPB对OLED性能的影响

材料导报, 2009, 23(2): 15-16.

1.陕西科技大学电气与信息工程学院,西安710021

2.陕西科技大学材料科学与工程学院,西安710021

3.陕西科技大学材料科学与工程学院,西安710021

基金项目: 陕西省教育厅专项项目(03JK1610) 国家自然科学基金(20476054)

Influence of Hole Transport Layer NPB on Performance of OLED

在有机电致发光器件制备工艺中,可以通过控制蒸发速率获得均匀致密的有机膜,在其中引入空穴传输层NPB能改善阳极与有机层的接触,提高载流子的注入和平衡水平,使激子复合率得到有效改善,从而大幅提高器件的发光特性.

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