scholarly journals Direct observation of the dealloying process of a platinum–yttrium nanoparticle fuel cell cathode and its oxygenated species during the oxygen reduction reaction

2015 ◽  
Vol 17 (42) ◽  
pp. 28121-28128 ◽  
Author(s):  
Paolo Malacrida ◽  
Hernan G. Sanchez Casalongue ◽  
Federico Masini ◽  
Sarp Kaya ◽  
Patricia Hernández-Fernández ◽  
...  

Size-selected 9 nm PtxY nanoparticles have recently shown an outstanding catalytic activity for the oxygen reduction reaction, representing a promising cathode catalyst for proton exchange membrane fuel cells (PEMFCs).

2019 ◽  
Vol 7 (45) ◽  
pp. 26062-26070 ◽  
Author(s):  
Qiong Peng ◽  
Jian Zhou ◽  
Jiatian Chen ◽  
Tian Zhang ◽  
Zhimei Sun

MXene supported single-atom catalysts catalyze the oxygen reduction reaction in a proton exchange membrane fuel cell.


2014 ◽  
Vol 2 (43) ◽  
pp. 18497-18507 ◽  
Author(s):  
Laetitia Dubau ◽  
Miguel Lopez-Haro ◽  
Julien Durst ◽  
Laure Guétaz ◽  
Pascale Bayle-Guillemaud ◽  
...  

The hollow PtxNi1−x/C nanocrystallites are capable of fulfilling cost, electrocatalytic performance, and durability requirements of proton-exchange membrane fuel cell applications.


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