The Achilles' heel of iron-based catalysts during oxygen reduction in an acidic medium

Hyuck Choi, Chang; Lim, Hyung-Kyu; Wook Chung, Min; Chon, Gajeon; Ranjbar Sahraie, Nastaran; Altin, Abdulrahman; Sougrati, Moulay-Tahar; Stievano, Lorenzo; Seok Oh, Hyun; Soo Park, Eun; Luo, Fang; Strasser, Peter; Dražić, Goran; J. J. Mayrhofer, Karl; Kim, Hyungjun; Jaouen, Frédéric

doi:10.1039/c8ee01855c

Public

The Achilles' heel of iron-based catalysts during oxygen reduction in an acidic medium

Shared by NobleBlocks on Jan 1, 2018 • 12:00 AM UTC

Authors:

Chang Hyuck Choi

Hyung-Kyu Lim

Min Wook Chung

Abstract

Exposing Fe–N–C catalysts to H 2 O 2 -byproduct leaves their catalytic sites untouched but decreases the turnover frequency via oxidation of the carbon surface.

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