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Analysis of surface morphological changes in organic photovoltaic devices: Bilayer versus bulk-heterojunction

Research output: Contribution to journalArticlepeer-review

Abstract

The active layer of photovoltaic devices with a donor-acceptor polymer-based bilayer or bulk heterojunction (BHJ) can be easily degraded by oxygen, water content, and aging at high temperature. This type of negative effect has hindered the commercialization of organic solar cells. This paper reports on a study of the degradation behavior of a poly(3-hexylthiophene) (P3HT)/[6,6]-phenyl C61-butyric acid methyl ester (PCBM) bilayer or BHJ. A combination of morphological and surface element analysis was investigated to identify the effects of oxygen and aging temperature on device degradation

Original languageEnglish
Pages (from-to)1434-1439
Number of pages6
JournalEnergy and Environmental Science
Volume4
Issue number4
DOIs
StatePublished - Apr 2011
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

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