Reactivity descriptors for the activity of molecular MN4 catalysts for the oxygen reduction reaction

JH Zagal, MTM Koper - Angewandte Chemie International …, 2016 - Wiley Online Library
Similarities are established between well‐known reactivity descriptors of metal electrodes
for their activity in the oxygen reduction reaction (ORR) and the reactivity of molecular …

A pyridinic Fe-N4 macrocycle models the active sites in Fe/N-doped carbon electrocatalysts

T Marshall-Roth, NJ Libretto, AT Wrobel… - Nature …, 2020 - nature.com
Iron-and nitrogen-doped carbon (Fe-NC) materials are leading candidates to replace
platinum catalysts for the oxygen reduction reaction (ORR) in fuel cells; however, their active …

Microenvironment engineering of Fe-single-atomic-site with nitrogen coordination anchored on carbon nanotubes for boosting oxygen electrocatalysis in alkaline and …

AB Musa, M Tabish, A Kumar, M Selvaraj… - Chemical Engineering …, 2023 - Elsevier
Developing cost-effective and high-performance non-precious electrocatalysts for ORR in
acidic and alkaline media is an urgent need for clean energy generation. A significant …

X‐ray absorption spectroscopy characterizations on PGM‐free electrocatalysts: justification, advantages, and limitations

Q Jia, E Liu, L Jiao, S Pann, S Mukerjee - Advanced Materials, 2019 - Wiley Online Library
Transition metals embedded in nitrogen‐doped carbon matrices (denoted as M‐N‐C) are
the leading platinum group metal (PGM)‐free electrocatalysts for the oxygen reduction …

Insight into the different ORR catalytic activity of Fe/N/C between acidic and alkaline media: protonation of pyridinic nitrogen

M Rauf, YD Zhao, YC Wang, YP Zheng, C Chen… - Electrochemistry …, 2016 - Elsevier
Abstract Pyrolyzed Fe/N/C catalysts have been considered as the most promising non-
precious metal electrocatalysts for oxygen reduction reaction (ORR) in fuel cells. Commonly …

Asymmetric Volcano Trend in Oxygen Reduction Activity of Pt and Non-Pt Catalysts: In Situ Identification of the Site-Blocking Effect

J Li, A Alsudairi, ZF Ma, S Mukerjee… - Journal of the American …, 2017 - ACS Publications
Proper understanding of the major limitations of current catalysts for oxygen reduction
reaction (ORR) is essential for further advancement. Herein by studying representative Pt …

Enhancing the electrocatalytic activity of Fe phthalocyanines for the oxygen reduction reaction by the presence of axial ligands: Pyridine-functionalized single-walled …

MP Oyarzún, N Silva, D Cortés-Arriagada, JF Silva… - Electrochimica …, 2021 - Elsevier
We have examined the electrocatalytic activity of iron phthalocyanine (FePc) and
perchlorinated iron phthalocyanine 16 (Cl) FePc for the oxygen reduction reaction (ORR) in …

Evidence of carbon-supported porphyrins pyrolyzed for the oxygen reduction reaction keeping integrity

W Orellana, CZ Loyola, JF Marco, F Tasca - Scientific Reports, 2022 - nature.com
Abstract Fe (III) 5, 10, 15, 20-(tetraphenyl) porphyrin chloride (FeTPP) and Co (III) 5, 10, 15,
20-(tetraphenyl) porphyrin chloride (CoTPP) were adsorbed on carbon Vulcan and studied …

Biomimetic reduction of O 2 in an acid medium on iron phthalocyanines axially coordinated to pyridine anchored on carbon nanotubes

R Venegas, FJ Recio, J Riquelme, K Neira… - Journal of Materials …, 2017 - pubs.rsc.org
An efficient and inexpensive catalyst for the oxygen reduction reaction (ORR) is the key
missing component for large-scale development of fuel cells. Bio-inspired tethered …

Molecular and pyrolyzed penta-coordinated catalysts for the oxygen reduction reaction: a short opinion review on electronic properties and catalytic activity

CZ Loyola, F Tasca - Current Opinion in Electrochemistry, 2023 - Elsevier
Hydrogen fuel cells are emerging as a sustainable technology for the storage and
transformation of chemical energy into electricity. Major problems to the mass diffusion of …