Influence of Squaraine Aggregation on Short-Circuit Current and Device Efficiency

Susan Spencer, Victor Murcia, Obadiah Reid, Garry Rumbles, Kevin Belfield, Jeremy Cody, Christopher Collison

Research output: Contribution to conferencePaperpeer-review

5 Scopus Citations

Abstract

Linear absorption measurements, current-voltage characteristics, and time-resolved microwave conductivity measurements were utilized to investigate the impact of molecular aggregation of a novel donor material on photovoltaic device efficiency. We report efficiencies of 2.4+/-0.3% and explain the increase in short-circuit current and efficiency as a function of the increased aggregation.

Original languageAmerican English
Pages2775-2779
Number of pages5
DOIs
StatePublished - 2012
Event38th IEEE Photovoltaic Specialists Conference, PVSC 2012 - Austin, TX, United States
Duration: 3 Jun 20128 Jun 2012

Conference

Conference38th IEEE Photovoltaic Specialists Conference, PVSC 2012
Country/TerritoryUnited States
CityAustin, TX
Period3/06/128/06/12

NREL Publication Number

  • NREL/CP-5200-57533

Keywords

  • absorption
  • charge carrier mobility
  • current voltage characteristics
  • energy conversion
  • organic materials
  • photovoltaic cells
  • thin films

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