Radial Junction Silicon Nanowire Solar Mini-Modules Grown on FTO/Glass Substrates

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this work, we have demonstrated the radial junction silicon nanowire (RJ SiNW) solar mini-modules on 5×5 cm2 fluorine doped tin oxide(FTO)/soda-lime glass (SLG) substrates. The deposition of RJ SiNWs was performed in PECVD reactor using plasma-assisted VLS technique, with the assistance of laser scribing to ensure the monolithic integration of RJ SiNW solar cells on the same substrate. We have fabricated 3 batches of these solar mini-modules with printed top grid Ag contacts to improve the collection of carriers and the energy conversion efficiency (η) of these devices. With proper improvement in each batch after addressing the challenges we have faced, such as high resistive losses, we have obtained a high Voc of 5.52 V, Isc of 12.46 mA and FF of 63.56 %, leading to η of 4.37 % with the power generation of about 44 mW.

Original languageEnglish
Title of host publication2021 12th International Renewable Engineering Conference, IREC 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665425483
DOIs
Publication statusPublished - 14 Apr 2021
Event12th International Renewable Engineering Conference, IREC 2021 - Amman, Jordan
Duration: 14 Apr 202115 Apr 2021

Publication series

Name2021 12th International Renewable Engineering Conference, IREC 2021

Conference

Conference12th International Renewable Engineering Conference, IREC 2021
Country/TerritoryJordan
CityAmman
Period14/04/2115/04/21

Keywords

  • Inkjet printing
  • Laser scribing
  • PECVD
  • Radial junction
  • Silicon nanowire
  • Solar modules
  • VLS growth
  • a-Si:H

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