All polymer photovoltaics: From small inverted devices to large roll-to-roll coated and printed solar cells

  • Yao Liu
  • , Thue T. Larsen-Olsen
  • , Xingang Zhao
  • , Birgitta Andreasen
  • , Roar R. Søndergaard
  • , Martin Helgesen
  • , Kion Norrman
  • , Mikkel Jørgensen
  • , Frederik C. Krebs*
  • , Xiaowei Zhan
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

87 Scopus citations

Abstract

Inverted all polymer solar cells based on a blend of a perylene diimide based polymer acceptor and a dithienosilole based polymer donor were fabricated from small area devices to roll-to-roll (R2R) coated and printed large area modules. The device performance was successfully optimized by using solvent additive to tune the phase separation. By adding 2% chloronaphthalene as solvent additive for small area (0.25 cm2) devices, a power conversion efficiency (PCE) up to 0.63% was achieved for inverted geometry, higher than that (0.39%) of conventional geometry. This polymer blend showed excellent solution processibility and R2R coated and printed large area (4.2 cm 2) solar cells exhibited a PCE of 0.20%.

Original languageEnglish
Pages (from-to)157-162
Number of pages6
JournalSolar Energy Materials and Solar Cells
Volume112
DOIs
StatePublished - 2013
Externally publishedYes

Bibliographical note

Funding Information:
This material is based upon work supported in part by the NSFC (Grants 51261130582 , 21025418 , 21021091 ), 973 Project (Grant 2011CB808401), the Danish National Research Foundation and the Chinese Academy of Sciences .

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

Keywords

  • All-polymer solar cells
  • Inverted geometry
  • Roll-to-roll process

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Renewable Energy, Sustainability and the Environment
  • Surfaces, Coatings and Films

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