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基于InGaN的红色微LED的结构和光学分析.

Fu-He Hsiao1,2, Wen-Chien Miao1,2, Yu-Heng Hong1

  • 1Semiconductor Research Center, Hon Hai Research Institute, Taipei, 11492, Taiwan.

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概括
此摘要是机器生成的。

化 (InGaN) 红色微型发光二极管 (微型LED) 中的V形坑可以减少重组损失. 量子井的深度定位提高了辐射效率,为改善InGaN微型LED性能铺平了道路.

关键词:
排放效率的提高 排放效率的提高这是一个微型LED.摄影发光效应是一种光照效应.红色基于InGaN的LED是红色的这里是V-pits.

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科学领域:

  • 半导体物理 半导体物理
  • 材料科学 材料科学 材料科学
  • 光电学是指光电子产品.

背景情况:

  • 基于酸 (InGaN) 的微型发光二极管 (微型LED) 对于先进的显示技术至关重要.
  • 由于各种损失机制,在红色微型LED中实现高效率仍然是一个重大挑战.

研究的目的:

  • 综合分析基于InGaN的红色微LED的结构和光学特性,其V形孔密度很高.
  • 调查V形坑和局部状态在提高排放效率方面的作用.
  • 了解表生长对InGaN红色微型LED整体效率的影响.

主要方法:

  • 基于InGaN的红色微LED的结构和光学性能分析.
  • 取决于温度的光发光 (PL) 测量以研究局部状态.
  • 详细分析V形坑密度及其与排放效率的相关性.

主要成果:

  • 观察和分析了高密度的V形坑.
  • 发现V形坑在减少非辐射重组方面具有优势.
  • 红色双量子井的深度定位被证明可以限制载体逃逸并提高辐射效率.

结论:

  • 在提高InGaN红色微型LED的效率方面,V形坑起着有益的作用.
  • 量子井内的局部状态对于提高辐射效率至关重要.
  • 这些发现为优化表生长提供了基础,以提高InGaN红色微型LED的性能.