Electrochemically Dealloyed Cu–Pt Nanostructures for Oxygen Reduction and Formic Acid Oxidation

Author(s):  
Siniya Mondal ◽  
Mopidevi Manikanta Kumar ◽  
C. Retna Raj
2017 ◽  
Vol 5 (9) ◽  
pp. 4421-4429 ◽  
Author(s):  
Dong Chen ◽  
Pengcheng Sun ◽  
Hui Liu ◽  
Jun Yang

Nanoscale Cu–Pd alloy multipods were synthesized via the galvanic replacement reaction for catalyzing formic acid oxidation and oxygen reduction.


2016 ◽  
Vol 7 (6) ◽  
pp. 3500-3505 ◽  
Author(s):  
Lei Zhang ◽  
Shengnan Yu ◽  
Jijie Zhang ◽  
Jinlong Gong

This paper describes the design and synthesis of porous single-crystalline AuPt@Pt bimetallic nanocrystals with excellent mass activities for the oxygen reduction reaction and formic acid oxidation.


2020 ◽  
Vol 8 (22) ◽  
pp. 11460-11460
Author(s):  
Qian Yang ◽  
Lijie Shi ◽  
Beibei Yu ◽  
Jun Xu ◽  
Cong Wei ◽  
...  

Correction for ‘Facile synthesis of ultrathin Pt–Pd nanosheets for enhanced formic acid oxidation and oxygen reduction reaction’ by Qian Yang et al., J. Mater. Chem. A, 2019, 7, 18846–18851, DOI: 10.1039/C9TA03945G.


Inorganics ◽  
2019 ◽  
Vol 7 (3) ◽  
pp. 36 ◽  
Author(s):  
Takao Gunji ◽  
Futoshi Matsumoto

The structural design of nanosized electrocatalysts is extremely important for cathodic oxygen reduction reactions (ORR) and anodic oxidation reactions in small organic compounds in direct fuel cells. While Pt is still the most commonly used electrode material for ORR, the Pd electrocatalyst is a promising alternative to Pt, because it exhibits much higher electrocatalytic activity towards formic acid electrooxidation, and the electrocatalytic activity of ORR on the Pd electrode is the higher than that of all other precious metals, except for Pt. In addition, the mass activity of Pt in a core–shell structure for ORR can be improved significantly by using Pd and Pd-based materials as core materials. Herein, we review various nanoscale Pd-based bimetallic, trimetallic and core–shell electrocatalysts for formic acid oxidation and ORR of polymer electrolyte fuel cells (PEFCs). This review paper is separated into two major topics: the electrocatalytic activity towards formic acid oxidation over various Pd-based electrocatalysts, and the activity of ORR on Pd-based materials and Pd core–Pt shell structures.


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