Cu2+ underpotential-deposition assisted synthesis of Au and Au–Pd alloy nanocrystals with systematic shape evolution

CrystEngComm ◽  
2015 ◽  
Vol 17 (29) ◽  
pp. 5556-5561 ◽  
Author(s):  
Lei Zhang ◽  
Qiaoli Chen ◽  
Zhiyuan Jiang ◽  
Zhaoxiong Xie ◽  
Lansun Zheng
Keyword(s):  
Underpotential Deposition ◽  
Shape Evolution ◽  
Alloy Nanocrystals ◽  
Pd Alloy

With the assistance of Cu2+ underpotential deposition on the Au surface, Au and Au–Pd nanocrystals with systematic shape evolution were successfully synthesized.

Surfactant-Concentration-Dependent Shape Evolution of Au-Pd Alloy Nanocrystals from Rhombic Dodecahedron to Trisoctahedron and Hexoctahedron

Small ◽  
2012 ◽  
Vol 9 (4) ◽  
pp. 538-544 ◽  
Author(s):  
Jiawei Zhang ◽  
Changping Hou ◽  
Huang Huang ◽  
Lei Zhang ◽  
Zhiyuan Jiang ◽  
...  
Keyword(s):  
Surfactant Concentration ◽  
Shape Evolution ◽  
Rhombic Dodecahedron ◽  
Alloy Nanocrystals ◽  
Pd Alloy

Sonochemical synthesis of graphene oxide supported Pt–Pd alloy nanocrystals as efficient electrocatalysts for methanol oxidation

2014 ◽  
Vol 18 (11) ◽  
pp. 3163-3171 ◽  
Author(s):  
Bernaurdshaw Neppolian ◽  
Verónica Sáez ◽  
José González-García ◽  
Franz Grieser ◽  
Roberto Gómez ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Methanol Oxidation ◽  
Sonochemical Synthesis ◽  
Alloy Nanocrystals ◽  
Pd Alloy

Dual roles of underpotential deposition in the synthesis of tetrahexahedral Pd–Ag alloy nanocrystals

2020 ◽  
Vol 56 (94) ◽  
pp. 14849-14852
Author(s):  
Haibo Bao ◽  
Fengxia Wu ◽  
Fenghua Li ◽  
Ling Zhang ◽  
Yali Yuan ◽  
...  
Keyword(s):  
Underpotential Deposition ◽  
High Index ◽  
Dual Roles ◽  
Alloy Nanocrystals

Underpotential deposition of Ag(i) not only selectively passivates the high-index facets of tetrahexahedral nanocrystals, but also leads to the formation of Pd–Ag alloy structures.

Composition-tunable synthesis of Pt–Cu octahedral alloy nanocrystals from PtCu to PtCu3via underpotential-deposition-like process and their electro-catalytic properties

RSC Advances ◽  
2015 ◽  
Vol 5 (23) ◽  
pp. 18153-18158 ◽  
Author(s):  
Yanyan Jia ◽  
Jingyun Su ◽  
Zhibin Chen ◽  
Kai Tan ◽  
Qiaoli Chen ◽  
...  
Keyword(s):  
Catalytic Properties ◽  
Underpotential Deposition ◽  
Alloy Nanocrystals ◽  
Cu Alloy

Octahedral Pt–Cu alloy nanocrystals with tunable composition from PtCu to PtCu3 was successfully synthesized via UPD-like process.

Cu2+-Assisted Synthesis of Hexoctahedral Au–Pd Alloy Nanocrystals with High-Index Facets

2011 ◽  
Vol 133 (43) ◽  
pp. 17114-17117 ◽  
Author(s):  
Lei Zhang ◽  
Jiawei Zhang ◽  
Qin Kuang ◽  
Shuifen Xie ◽  
Zhiyuan Jiang ◽  
...  
Keyword(s):  
High Index ◽  
Alloy Nanocrystals ◽  
Pd Alloy

Composition-driven shape evolution to Cu-rich PtCu octahedral alloy nanocrystals as superior bifunctional catalysts for methanol oxidation and oxygen reduction reaction

Nanoscale ◽  
2018 ◽  
Vol 10 (10) ◽  
pp. 4670-4674 ◽  
Author(s):  
Chaozhong Li ◽  
Taiyang Liu ◽  
Ting He ◽  
Bing Ni ◽  
Qiang Yuan ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Acid Medium ◽  
Methanol Oxidation ◽  
Reduction Reaction ◽  
Bifunctional Catalysts ◽  
Shape Evolution ◽  
Bifunctional Electrocatalyst ◽  
Alloy Nanocrystals

Cu-Rich PtCu octahedral alloy nanocrystals have been achieved by a composition-driven strategy and used as a robust bifunctional electrocatalyst for MOR and ORR in an acid medium.

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