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Calibration standards and measurement accuracy of absolute electroluminescence and internal properties in multi-junction and arrayed solar cells

  • Masahiro Yoshita
  • , Lin Zhu
  • , Changsu Kim
  • , Toshimitsu Mochizuki
  • , Tetsuya Nakamura
  • , Mitsuru Imaizumi
  • , Shaoqiang Chen
  • , Hidehiro Kubota
  • , Yoshihiko Kanemitsu
  • , Hidefumi Akiyama
  • Japan Science and Technology Agency
  • National Institute of Advanced Industrial Science and Technology
  • Japan Aerospace Exploration Agency

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

We developed methodologies and calibration standards for absolute electroluminescence (EL) measurements for CONTACT-LESS evaluation of various internal properties of multi-junction and arrayed solar cells, such as open-circuit voltages, external and internal radiative efficiencies, and luminescence-coupling efficiency. Several independent calibration methods were compared that used: 1) a calibrated EL imaging system, 2) proximity measurement with a large-area photodiode, 3) an integrating-sphere system, and 4) planar light-emitting diodes with a circular aperture. The comparison clarified the advantages and disadvantages of each method, and showed consistency within 30% uncertainty, resulting in a 7-meV uncertainty in open-circuit voltage measurements.

源语言英语
主期刊名Physics, Simulation, and Photonic Engineering of Photovoltaic Devices V
编辑Masakazu Sugiyama, Alexandre Freundlich, Laurent Lombez
出版商SPIE
ISBN(电子版)9781628419788
DOI
出版状态已出版 - 2016
活动Physics, Simulation, and Photonic Engineering of Photovoltaic Devices V - San Francisco, 美国
期限: 15 2月 201617 2月 2016

出版系列

姓名Proceedings of SPIE - The International Society for Optical Engineering
9743
ISSN(印刷版)0277-786X
ISSN(电子版)1996-756X

会议

会议Physics, Simulation, and Photonic Engineering of Photovoltaic Devices V
国家/地区美国
San Francisco
时期15/02/1617/02/16

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