Optical modeling of an efficient water splitting device based on bismuth vanadate photoanode and micromorph silicon solar cells

Lihao Han, Fatwa F. Abdi, Roel Van De Krol, Bernard Dam, Miro Zeman, Arno H.M. Smets

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

6 Citations (Scopus)

Abstract

We demonstrate a photoelectrochemical/photovoltaic (PEC/PV) device based on a combined configuration with a bismuth vanadate (BiVO4) photoanode in the front and a thin film solar cell as power source in the rear. An optical model of this PEC/PV configuration is built by our in-house developed Advance Semiconductor Analysis (ASA) software. Micromorph (a-Si:H/nc-Si:H) cells are investigated in the optical model in reference to the photoanode filtered solar spectrum. The optimum micromorph cell with 400 nm a-Si:H i-layer is confirmed to have the best performance when combined with BiVO4 photoanode. A solar-to-hydrogen efficiency of 5.2%, the highest conversion efficiency of metal oxide materials ever reported is achieved. © 2014 IEEE.
Original languageEnglish
Title of host publication2014 IEEE 40th Photovoltaic Specialist Conference, PVSC 2014
PublisherIEEE
Pages3083-3086
ISBN (Print)9781479943982
DOIs
Publication statusPublished - 15 Oct 2014
Externally publishedYes
Event40th IEEE Photovoltaic Specialist Conference, PVSC 2014 - Denver, United States
Duration: 8 Jun 201413 Jun 2014

Conference

Conference40th IEEE Photovoltaic Specialist Conference, PVSC 2014
PlaceUnited States
CityDenver
Period8/06/1413/06/14

Bibliographical note

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Research Keywords

  • optical modeling
  • solar hydrogen production
  • spectrum utilization

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