Design and fabrication of photonic crystal thin film photovoltaic cells

  • Guillaume Gomard
  • , Ounsi El Daif
  • , Emmanuel Drouard
  • , Xianqin Meng
  • , Anne Kaminski
  • , Alain Fave
  • , Mustapha Lemiti
  • , Enric Garcia-Caurel
  • , Pere Roca I Cabarrocas
  • , Christian Seassal

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

Abstract

We present the integration of an absorbing planar photonic crystal within a thin film photovoltaic cell. The devices are based on a stack including a hydrogenated amorphous silicon P-i-N junction surrounded by TCO layers, with a back metallic contact. Optical simulations exhibit a significant increase of the integrated absorption in the 300-720nm wavelength range. The global electro-optical characteristics of such a new solar cell, and the impact of surface passivation, are also discussed. Carrier generation rate maps calculated by optical simulations are introduced as input data in a commercial electrical simulation software. The fabrication of such a device is finally addressed, with a specific focus on the use of low cost nanopatterning processes compatible with large areas.

Original languageEnglish
Title of host publicationPhotonics for Solar Energy Systems III
PublisherSPIE
ISBN (Print)9780819481986
DOIs
Publication statusPublished - 1 Jan 2010
EventPhotonics for Solar Energy Systems III - Brussels, Belgium
Duration: 13 Apr 201015 Apr 2010

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume7725
ISSN (Print)0277-786X

Conference

ConferencePhotonics for Solar Energy Systems III
Country/TerritoryBelgium
CityBrussels
Period13/04/1015/04/10

Keywords

  • Hydrogenated amorphous silicon
  • Photonic crystal
  • Photovoltaic solar cell
  • Thin film solar cell

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