Improved photovoltaic efficiency of polymer photovoltaic cells by microwave irradiation

Boeun Kim, Kyeong K. Lee, Sungkoo Lee, Eunhee Lim

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

Abstract

In this study, microwave annealing treatment was introduced into poly(3-hexylthiophene) (P3HT):[6,6]-phenyl-C61butyric acid methyl ester (PCBM) and poly(9,9′-dioctylfluorene-co-bithiophene (PFT2):PCBM systems instead of thermal annealing treatment. In both systems, microwave annealing showed photovoltaic performane comparable to that of conventional thermal annealing. Through the UV-vis absorption, atomic force microscopy (AFM) and X-ray diffraction (XRD) studies, we were able to confirm that the microwave annealing increases the crystallization of the P3HT polymer chains.

Original languageEnglish
Title of host publicationOptoelectronic Materials
EditorsYuan Ming Huang
PublisherTrans Tech Publications Ltd.
Pages819-822
Number of pages4
ISBN (Print)0878492119, 9780878492114
DOIs
StatePublished - 2011

Publication series

NameMaterials Science Forum
Volume663-665
ISSN (Print)0255-5476
ISSN (Electronic)1662-9752

Keywords

  • Microwave annealing
  • Organic photovoltaic cells
  • Poly (3-hexylthiophene)

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