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蓝区无机薄膜电致发光材料研究进展

王小平 宁仁敏 王丽军 柯小龙 陈海将 宋明丽 刘凌鸿

王小平, 宁仁敏, 王丽军, 柯小龙, 陈海将, 宋明丽, 刘凌鸿. 蓝区无机薄膜电致发光材料研究进展[J]. 中国光学, 2017, 10(1): 13-24. doi: 10.3788/CO.20171001.0013
引用本文: 王小平, 宁仁敏, 王丽军, 柯小龙, 陈海将, 宋明丽, 刘凌鸿. 蓝区无机薄膜电致发光材料研究进展[J]. 中国光学, 2017, 10(1): 13-24. doi: 10.3788/CO.20171001.0013
WANG Xiao-ping, NING Ren-min, WANG Li-jun, KE Xiao-long, CHEN Hai-jiang, SONG Ming-li, LIU Ling-hong. Research progress of the blue area of inorganic thin film electroluminescent material[J]. Chinese Optics, 2017, 10(1): 13-24. doi: 10.3788/CO.20171001.0013
Citation: WANG Xiao-ping, NING Ren-min, WANG Li-jun, KE Xiao-long, CHEN Hai-jiang, SONG Ming-li, LIU Ling-hong. Research progress of the blue area of inorganic thin film electroluminescent material[J]. Chinese Optics, 2017, 10(1): 13-24. doi: 10.3788/CO.20171001.0013

蓝区无机薄膜电致发光材料研究进展

doi: 10.3788/CO.20171001.0013
基金项目: 

上海市教委重点创新资助项目 14ZZ137

详细信息
    通讯作者:

    王小平(1964-), 男, 陕西合阳人, 博士, 教授, 研究生导师, 1986年毕业于东北师范大学获得学士学位, 2002年于郑州大学获得博士学位, 主要从事固体薄膜材料光电特性方面的研究, E-mail:wxpchina64@aliyun.com

  • 中图分类号: O484.1

Research progress of the blue area of inorganic thin film electroluminescent material

Funds: 

Key Innovation Project of Shanghai Municipal Education Commission 14ZZ137

More Information
  • 摘要: 介绍了蓝区无机薄膜电致发光材料的应用、电致发光器件的发光原理及结构类型,综述了蓝区无机薄膜电致发光材料的种类及其各自存在的问题,重点概述了已实用化的蓝区无机电致发光材料GaN的研究及应用现状。由于目前多数蓝光芯片核心技术被少数国外公司垄断,我国所掌握的技术离世界先进水平仍有相当大的差距,因此迫切需要国内能够加大对蓝区电致发光材料的研发。
  • 图  1  无机薄膜电致发光机理示意图

    Figure  1.  Schematic diagram of thin film electroluminescent mechanism

    图  2  LED器件结构简图

    Figure  2.  Structure diagram of LED device

    图  3  分层优化的AC-TFEL器件结构

    Figure  3.  Layered optimization of AC-TFEL device

    图  4  GaN基蓝色LED器件发光照片

    Figure  4.  Light emission image of a GaN LED device

    图  5  倒装芯片结构简图

    Figure  5.  Schematic diagram of flip-chip

    图  6  SiC衬底GaN基LED器件发光光谱曲线

    Figure  6.  GaN based blue LED spectra on SiC substrate

    图  7  硅衬底GaN基蓝光、绿光以及黄光LED光功率及外量子效率与工作电流关系

    Figure  7.  Relationship between EQE and working current for GaN based blue, green and yellow LED on silicon substrate

    图  8  MOCVD法研制的SrS:Ce电致发光光谱

    Figure  8.  EL emission spectrum of MOCVD SrS:Ce

    图  9  SrS:Cu TFEL器件的电致发光光谱曲线

    Figure  9.  EL emission spectrum of SrS:Cu TFEL

    图  10  Ce3+掺杂金刚石薄膜电致发光照片

    Figure  10.  Light emission image of the EL device

    图  11  Diamond/CeF3 TFEL器件的电致发光光谱曲线

    Figure  11.  EL emission spectrum of diamond/CeF3

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  • 收稿日期:  2016-08-22
  • 修回日期:  2016-10-04
  • 刊出日期:  2017-02-01

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