Nanocrystalline Silicon Layers for the Application in Silicon Heterojunction Solar Cells

Abstract: After application in thin-film silicon tandem solar cells and in lab-scale silicon heterojunction (SHJ) devices, doped nanocrystalline silicon (nc) layers now arrived on the industrial stage. Despite their challenging deposition, the benefits they hold with respect to even higher device performance compared to their amorphous counterparts are significant and justify additional effort. In this contribution we report on developments towards industrially applicable processes for n- and p-doped silicon layers, nc-Si(n) and nc-Si(p), and their implementation in SHJ cells. Our investigation focuses on the impact of deposition temperature (Tdep) and the need for a thin oxide layer to promote fast nucleation of thin, sufficiently crystalline, doped nc-Si films in a single deposition chamber powered at 13.56 MHz. We identified main challenges for thin film and contact engineering and reached efficiencies of 23.0% with n- and 23.1% with p-type nc-Si approaching cell performances of our proce.... https://www.tib-op.org/ojs/index.php/siliconpv/article/view/959

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Nanocrystalline Silicon Layers for the Application in Silicon Heterojunction Solar Cells ; volume:1 ; year:2023
SiliconPV conference proceedings ; 1 (2023)

Creator
Steinmetz, Anamaria
Seif, Johannes
Voicu Vulcanean, Ioan
Kurt, Dilara
Pingel, Sebastian
Bivour, Martin
Contributor
Koc, Ibrahim

DOI
10.52825/siliconpv.v1i.959
URN
urn:nbn:de:101:1-2406241119173.474726888750
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
14.08.2025, 10:50 AM CEST

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Associated

  • Steinmetz, Anamaria
  • Seif, Johannes
  • Voicu Vulcanean, Ioan
  • Kurt, Dilara
  • Pingel, Sebastian
  • Bivour, Martin
  • Koc, Ibrahim

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