Frontispiece: Chemical Vapor Deposition of FeOCl Nanosheet Arrays and Their Conversion to Porous α‐Fe2O3 Photoanodes for Photoelectrochemical Water Splitting

Publisher: John Wiley & Sons Inc

E-ISSN: 1521-3765|21|50|n/a-n/a

ISSN: 0947-6539

Source: CHEMISTRY - A EUROPEAN JOURNAL, Vol.21, Iss.50, 2015-12, pp. : n/a-n/a

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Abstract

Water Splitting Hematite porous nanosheet arrays (NSAs) have been successfully synthesized through chemical vapor deposition of FeOCl NSAs followed by a subsequent annealing treatment. The obtained hematite electrode exhibits numerous advantages for application in photoelectrochemical water splitting, including superior light harvesting properties, an increased semiconductor/electrolyte interface for water oxidation, as well as fast charge transport properties. Remarkably, the porous NSA electrode is found to exhibit a much enhanced photocurrent compared with that of a planar electrode. Furthermore, the production method developed herein is very simple and continuous, which can pave the way for the large‐scale production of a highly efficient Fe‐based semiconductor. For more details see the Communication by H. Yang et al. on page 18024 ff.