On the Origin of Efficiency Droop of AlGaN Deep Ultraviolet Light Emitting Diodes

被引:0
|
作者
Pandey, A. [1 ]
Aiello, A. [1 ]
Gim, J. [2 ]
Hovden, R. [2 ]
Kioupakis, E. [2 ]
Bhattacharya, P. [1 ]
Mi, Z. [1 ]
机构
[1] Univ Michigan, Dept Elect Engn & Comp Sci, Ann Arbor, MI 48109 USA
[2] Univ Michigan, Dept Mat Sci & Engn, Ann Arbor, MI 48109 USA
关键词
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The causes for the efficiency droop of AlGaN UV LEDs will be investigated. Auger recombination coefficients of AlGaN multiple quantum wells with different Al composition have been measured. These results have been used to design efficient AlGaN LEDs with emission wavelength lower than 255 nm.
引用
收藏
页数:2
相关论文
共 50 条
  • [31] Fast neutron irradiation effects on AlGaN deep ultraviolet light emitting diodes
    Fu, Xiang
    Kang, Jianbin
    Tang, Ge
    Chen, Feiliang
    Li, Qian
    Li, Mo
    Wei, Biao
    RESULTS IN PHYSICS, 2021, 27
  • [32] Milliwatt power AlGaN quantum well deep ultraviolet light emitting diodes
    Chitnis, A
    Adivarahan, V
    Zhang, JP
    Shatalov, M
    Wu, S
    Yang, J
    Simin, G
    Khan, MA
    Hu, X
    Fareed, Q
    Gaska, R
    Shur, MS
    PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE, 2003, 200 (01): : 99 - 101
  • [33] Reduced efficiency droop in blue InGaN light-emitting diodes by thin AlGaN barriers
    Chang, Jih-Yuan
    Chang, Yi-An
    Wang, Tsun-Hsin
    Chen, Fang-Ming
    Liou, Bo-Ting
    Kuo, Yen-Kuang
    OPTICS LETTERS, 2014, 39 (03) : 497 - 500
  • [34] Development of AlGaN-based deep ultraviolet light-emitting diodes and laser diodes
    Guo, Yanan
    Zhang, Yun
    Wang, Junxi
    Yan, Jianchang
    Tian, Yingdong
    Chen, Xiang
    Sun, Lili
    Wei, Tongbo
    Li, Jinmin
    2015 12TH CHINA INTERNATIONAL FORUM ON SOLID STATE LIGHTING (SSLCHINA), 2015, : 4 - 7
  • [35] Enhanced quantum efficiency in flexible AlGaN deep-ultraviolet light-emitting diodes by external strain
    Wang, Jin
    He, Yunjing
    Tong, Jiaming
    Cai, Qing
    Zhi, Ting
    Xue, Junjun
    JOURNAL OF OPTICS, 2022, 24 (11)
  • [36] Deep ultraviolet light emitting diodes
    Khan, M. Asif
    2006 IEEE LEOS ANNUAL MEETING CONFERENCE PROCEEDINGS, VOLS 1 AND 2, 2006, : 30 - +
  • [37] ZnO/AlGaN ultraviolet light emitting diodes.
    Bagnall, DM
    Alivov, YI
    Kalinina, EV
    Look, DC
    Ataev, BM
    Chukichev, MV
    Cherenkov, AE
    Omaev, AK
    GAN AND RELATED ALLOYS - 2003, 2003, 798 : 41 - 46
  • [38] High-efficiency AlGaN/GaN/AlGaN tunnel junction ultraviolet light-emitting diodes
    A.PANDEY
    W.J.SHIN
    J.GIM
    R.HOVDEN
    Z.MI
    Photonics Research, 2020, (03) : 331 - 337
  • [39] High-efficiency AlGaN/GaN/AlGaN tunnel junction ultraviolet light-emitting diodes
    Pandey, A.
    Shin, W. J.
    Gim, J.
    Hoyden, R.
    Mi, Z.
    PHOTONICS RESEARCH, 2020, 8 (03) : 331 - 337
  • [40] Angular distribution of polarized light and its effect on light extraction efficiency in AlGaN deep-ultraviolet light-emitting diodes
    Chen, Xinjuan
    Ji, Cheng
    Xiang, Yong
    Kang, Xiangning
    Shen, Bo
    Yu, Tongjun
    OPTICS EXPRESS, 2016, 24 (10): : A935 - A942