Hybrid, chemically passivated n-type silicon/PEDOT:PSS semiconductor- insulator-semiconductor solar cell

Rotem Har-Lavan, Pranav Joshi, Omer Yaffe, Igal Levine, David Cahen

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

2 Scopus citations

Abstract

We describe a hybrid inorganic-organic solar cell, wherein the n-Si absorber interface is chemically passivated and electrically contacted by a conductive polymer, PEDOT:PSS. In this structure, which is completely fabricated from its components at room temperature, the Si is type-inverted at the hybrid interface with the polymer, thus effectively creating an SIS type solar cell without any significant insulating film. For moderately doped Si, the surface is strongly inverted and photogenerated current is being collected from the entire area of the solar cell. The good lateral conduction of minority carriers in the inversion layer helps to mitigate a major limitation of PEDOT:PSS, viz. its high sheet resistance.

Original languageEnglish
Title of host publicationProgram - 37th IEEE Photovoltaic Specialists Conference, PVSC 2011
Pages2492-2496
Number of pages5
DOIs
StatePublished - 2011
Externally publishedYes
Event37th IEEE Photovoltaic Specialists Conference, PVSC 2011 - Seattle, WA, United States
Duration: 19 Jun 201124 Jun 2011

Publication series

NameConference Record of the IEEE Photovoltaic Specialists Conference
ISSN (Print)0160-8371

Conference

Conference37th IEEE Photovoltaic Specialists Conference, PVSC 2011
Country/TerritoryUnited States
CitySeattle, WA
Period19/06/1124/06/11

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