The growth and fabrication of InGaN/GaN multi-quantum well solar cells on Si(111) substrates

  • Zhi Dong Li
  • , Hong Ling Xiao
  • , Xiao Liang Wang
  • , Cui Mei Wang
  • , Qing Wen Deng
  • , Liang Jing
  • , Jie Qin Ding
  • , Zhan Guo Wang
  • , Xun Hou

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Metalorganic chemical vapor deposition of a crack-free mirror-like surface of InGaN/GaN MQWs on Si (111) substrate is demonstrated, and an InGaN/GaN MQWs solar cell device is fabricated. Photo response measurement of the solar cell devices shows that the fill factor FF = 49.4%, open circuit voltage V oc = 0.32 V, and short circuit current Jsc = 0.07 mA/cm2, under AM 1.5 G illumination. In order to analyze the influence of material quality on the performance of solar cells, XRD, SEM and Raman scattering experiments are carried out. It is found that insertion of a proper top AIN layer can effectively improve the material quality, and therefore enhance the photovoltaic performance of the fabricated device.

Original languageEnglish
Article number068402
JournalChinese Physics Letters
Volume30
Issue number6
DOIs
StatePublished - Jun 2013

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