Kinetically controlled synthesis of Pt-Cu alloy concave nanocubes with high-index facets for methanol electro-oxidation

被引：141

作者：

Qi, Yue ^{[1
,2
]}

Bian, Ting ^{[1
,2
]}

Choi, Sang-Il ^{[3
,4
]}

Jiang, Yingying ^{[1
,2
]}

Jin, Chuanhong ^{[1
,2
]}

Fu, Maoshen ^{[5
]}

Zhang, Hui ^{[1
,2
]}

Yang, Deren ^{[1
,2
]}

机构：

[1] Zhejiang Univ, State Key Lab Silicon Mat, Dept Mat Sci & Engn, Hangzhou 310027, Zhejiang, Peoples R China

[2] Zhejiang Univ, Cyrus Tang Ctr Sensor Mat & Applicat, Hangzhou 310027, Zhejiang, Peoples R China

[3] Georgia Inst Technol, Wallace H Coulter Dept Biomed Engn, Atlanta, GA 30332 USA

[4] Emory Univ, Atlanta, GA 30332 USA

[5] Northwestern Polytech Univ, Shaanxi Mat Anal & Res Ctr, Sch Mat Sci & Engn, Xian 710072, Shaanxi, Peoples R China

来源：

CHEMICAL COMMUNICATIONS | 2014年 / 50卷 / 05期

关键词：

ENHANCED ELECTROCATALYTIC ACTIVITY; FUEL-CELLS; OXIDATION REACTION; TRANSITION-METALS; NANOCRYSTALS; CATALYSTS; PD; PERFORMANCE;

D O I：

10.1039/c3cc48061e

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

Pt-Cu alloy concave nanocubes enclosed by high-index {511} facets were synthesized in high yields and exhibited substantially enhanced electrocatalytic properties for methanol oxidation relative to commercial Pt/C.

引用

页码：560 / 562

页数：3

共 23 条

[1] The methanol oxidation reaction on platinum alloys with the first row transition metals - The case of Pt-Co and -Ni alloy electrocatalysts for DMFCs: A short review [J].

Antolini, E ;

Salgado, JRC ;

Gonzalez, ER .

APPLIED CATALYSIS B-ENVIRONMENTAL, 2006, 63 (1-2) :137-149

[2] Platinum-Based Nanostructured Materials: Synthesis, Properties, and Applications [J].

Chen, Aicheng ;

Holt-Hindle, Peter .

CHEMICAL REVIEWS, 2010, 110 (06) :3767-3804

[3] Electrocatalyst approaches and challenges for automotive fuel cells [J].

Debe, Mark K. .

NATURE, 2012, 486 (7401) :43-51

[4] Structure Sensitivity of Methanol Electrooxidation on Transition Metals [J].

Ferrin, Peter ;

Mavrikakis, Manos .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2009, 131 (40) :14381-14389

[5] Oxidation of methanol on 2nd and 3rd row Group VIII transition metals (Pt, Ir, Os, Pd, Rh, and Ru): Application to direct methanol fuel cells [J].

Kua, J ;

Goddard, WA .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1999, 121 (47) :10928-10941

[6] Roles of Surface Steps on Pt Nanoparticles in Electro-oxidation of Carbon Monoxide and Methanol [J].

Lee, Seung Woo ;

Chen, Shuo ;

Sheng, Wenchao ;

Yabuuchi, Naoaki ;

Kim, Yong-Tae ;

Mitani, Tadaoki ;

Vescovo, Elio ;

Shao-Horn, Yang .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2009, 131 (43) :15669-15677

[7] Electrochemical Synthesis of One-Dimensional Mesoporous Pt Nanorods Using the Assembly of Surfactant Micelles in Confined Space [J].

Li, Cuiling ;

Sato, Takaaki ;

Yamauchi, Yusuke .

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2013, 52 (31) :8050-8053

[8] One-Pot Protocol for Bimetallic Pt/Cu Hexapod Concave Nanocrystals with Enhanced Electrocatalytic Activity [J].

Liu, Xiangwen ;

Wang, Weiyang ;

Li, Hao ;

Li, Linsen ;

Zhou, Guobao ;

Yu, Rong ;

Wang, Dingsheng ;

Li, Yadong .

SCIENTIFIC REPORTS, 2013, 3

[9] Carbon-supported Pt and PtRu nanoparticles as catalysts for a direct methanol fuel cell [J].

Liu, ZL ;

Ling, XY ;

Su, XD ;

Lee, JY .

JOURNAL OF PHYSICAL CHEMISTRY B, 2004, 108 (24) :8234-8240

[10] Density functional theory in surface chemistry and catalysis [J].

Norskov, Jens K. ;

Abild-Pedersen, Frank ;

Studt, Felix ;

Bligaard, Thomas .

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2011, 108 (03) :937-943

← 1 2 3 →