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矿发光器件基于固态扩散在现场动态热结晶的发光装置.

Chen Chen1, Yanni Zhu1, Kainan Dou1

  • 1College of Information Technology, Jilin Normal University, Siping 136000, China.

Micromachines
|November 25, 2023
PubMed
概括

研究人员使用一种新的现场动态热结晶过程改进了矿发光二极管 (PeLED). 这种方法提高了片质量,与传统方法相比,电流效率提高了200%.

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科学领域:

  • 材料科学 材料科学 材料科学
  • 光电学是指光电子产品.
  • 固态物理 固态物理

背景情况:

  • 金属化物矿对下一代发光器件具有有前途的光子和电特性.
  • 矿发光二极管 (PeLED) 正在成为有机发光二极管 (OLED) 的潜在替代品.

研究的目的:

  • 通过控制 PbBr2 薄膜的表面形态来提高 CsPbBr3 PeLED 的性能.
  • 调查现场动态热结晶过程对矿膜质量和设备效率的影响.

主要方法:

  • 使用现场动态热结晶过程控制PbBr2的表面形态.
  • 增加了特定表面积,并促进了膜的固态扩散率.
  • 使用修改后的PbBr2薄膜制造的CsPbBr3 PeLED.

主要成果:

  • 在现场动态热结晶过程显著改善了矿膜质量.
  • 在CsPbBr3 PeLED中,在5V时达到7.1cd/A的最大电流效率.
  • 与通过传统旋转涂层制备的设备相比,证明了200%的效率增加.

结论:

  • 在现场热动态结晶过程是改善矿膜质量的有效方法,用于PeLED应用.
关键词:
在现场动态热结晶.发光器件 发光器件 发光器件固态扩散的固态扩散.

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  • 这种技术为增强基于矿的光电子设备的性能提供了一条途径.