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Cited by 291

The DOI matches its Crossref record; 2 of the 2 references it cites were found in a registry or an index.

Biologically Inspired Highly Durable Iron Phthalocyanine Catalysts for Oxygen Reduction Reaction in Polymer Electrolyte Membrane Fuel Cells

Li, Wenmu, Yu, Aiping, Higgins, Drew C., Llanos, Bernard G., Chen, Zhongwei·2010·Journal of the American Chemical Society

Abstract

In the present work, we have designed and synthesized a new highly durable iron phtalocyanine based nonprecious oxygen reduction reaction (ORR) catalyst (Fe-SPc) for polymer electrolyte membrane fuel cells (PEMFCs). The Fe-SPc, with a novel structure inspired by that of naturally occurring oxygen activation catalysts, is prepared by a nonpyrolyzing method, allowing adequate control of the atomic structure and surface properties of the material. Significantly improved ORR stability of the Fe-SPc is observed compared with the commercial Fe-Pc catalysts. The Fe-SPc has similar activity to that of the commercial Fe-Pc initially, while the Fe-SPc displays 4.6 times higher current density than that of the commercial Fe-Pc after 10 sweep potential cycles, and a current density that is 7.4 times higher after 100 cycles. This has been attributed to the incorporation of electron-donating functional groups, along with a high degree of steric hindrance maintaining active site isolation. Nonprecious Fe-SPc is promising as a potential alternative ORR electrocatalyst for PEMFCs.

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Crossref · 10.1021/ja106217u

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Metadata

Authors
Li, W., Yu, A., Higgins, D. C., Llanos, B. G., & Chen, Z.
Venue
Journal of the American Chemical Society
Published
2010-11-12
Volume
132
Issue
48
Pages
17056-17058
ISSN
  • 0002-7863 (ISSN-L)
  • 1520-5126
OpenAlex
W2317156118
Cited by
291
References
2
FWCI
6.67
Type
journal article
Language
en
Open access
closed

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