“La joie de la découverte est certainement la plus vive que l'esprit de l'homme ne peut jamais sentir”
Claude Bernard
NC_Ar+NH3 is a Fe/N/C electrocatalyst developed by our group to reduce oxygen. It is obtained from the pyrolysis in Ar, then in NH3, of a mixture of ZIF-8 (a metal-organic-framework) and the complex made between ironII acetate and 1,10 phenantroline. In ter...
April 1, 2015
Electrochimica Acta Volume: 159 Pages: 184-197 Published: 2015
Fe/N/C type catalysts have been produced by ballmilling ZIF-8 (a metal-organic-framework) and a chloroiron-tetramethoxyporphyrin (ClFeTMPP). The resulting material was first py...
October 9, 2014
Journal of Physical Chemistry Letters Volume: 5 Issue: 21 Pages: 3750-3756 Published: 2014
The applicability of analyzing by Mößbauer spectroscopy the structural changes of Fe–N–C catalysts that have been tested at the cathode of mem...
Chemcatchem Volume: 6 Issue: 7 Pages: 1866-1867 Published: 2014
The possibility of a new iron-based catalytic site for the oxygen reduction reaction, comprising outer graphitic layers encasing a Fe3C core, is discussed in the co...
March 14, 2014
Physical Chemistry Chemical Physics Volume: 16 Issue: 27 Pages: 13654-13661 Published: 2014
The oxygen reduction catalytic activity of carbon-supported FeN4 moieties bridging micropores between two graphene sheets was investigat...
January 1, 2014
Electrochimica Acta Volume: 115 Pages: 170-182 Published: 2014
In this work, we report attempts to improve mass performance and durability of a catalyst prepared by ball milling a precursor consisting of a zinc-based zeolitic imidazolate fram...
December 17, 2013
Journal of the American Chemical Society Volume: 136 Issue: 3 Pages: 978-985 Published: 2014
The aim of this work is to clarify the origin of the enhanced PEM-FC performance of catalysts prepared by the procedures described in Scienc...
July 24, 2013
Carbon Volume: 64 Pages: 170-177 Published: 2013
Carbon materials have been widely used as cathodes in lithium oxygen batteries but the detailed influence of the structure of these materials on their performance is not very clear yet. In this...
May 29, 2013
Angewandte Chemie-International Edition Volume: 52 Issue: 27 Pages: 6867-6870 Published: 2013
It's all in the detail: Highly active Fe/N/C catalysts for the oxygen-reduction reaction in polymer-electrolyte-membrane (PEM) fuel cells...
September 26, 2012
Electrochimica Acta Volume: 87 Pages: 619-628 Published: 2013
In the past three years, two novel synthesis methods for non-precious metal catalysts resulting in a breakthrough of their activity and performance at the cathode of the proton...