Organic semiconductor nanoparticles for visible-light-driven CO2 conversion

Mariia Ferree, Jan Kosco, Nisreen Alshehri, Lingyun Zhao, Catherine S.P. De Castro, Christopher E. Petoukhoff, Iain McCulloch, Martin Heeney, Frédéric Laquai

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

We present an experimental proof-of-concept study of organic semiconductor nanoparticles (NPs) for visible-light-driven carbon dioxide (CO2) conversion. Donor:acceptor NPs, consisting of the conjugated polymer donor PM6 and small molecule electron acceptors, namely, PC71BM or Y6, decorated with silver as cocatalyst, produce CH4 with reaction rates of (3.6 ± 0.8) and (4.2 ± 1.4) μmol g−1 h−1, respectively. NPs consisting of PCE10 as donor polymer and ITIC as small molecule acceptor and decorated with gold as cocatalyst, exhibit CO production rates of (4.7 ± 1.2) μmol g−1 h−1. Importantly, the synergetic effect of efficient cocatalyst deposition and charge carrier generation within the NPs determines their photocatalytic activity.

Original languageEnglish (US)
Pages (from-to)2423-2430
Number of pages8
JournalSustainable Energy and Fuels
Volume8
Issue number11
DOIs
StatePublished - Apr 15 2024
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Renewable Energy, Sustainability and the Environment
  • Fuel Technology
  • Energy Engineering and Power Technology

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