Effective shell layer thickness of platinum for oxygen reduction reaction alloy catalysts

被引:22
|
作者
Todoroki, Naoto [1 ]
Asakimori, Yu [1 ]
Wadayama, Toshimasa [1 ]
机构
[1] Tohoku Univ, Grad Sch Environm Studies, Sendai, Miyagi 9808579, Japan
基金
日本学术振兴会;
关键词
NANOPARTICLES; SEGREGATION; SURFACES; ELECTROREDUCTION; KINETICS; STRAIN; FEPT; NI;
D O I
10.1039/c3cp53340a
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Effects of surface Pt monolayer thickness on electrochemical oxygen reduction reaction of molecular-beam-epitaxially-prepared Pt/Ni/Pt(111) were investigated. The effective thickness of Pt for stabilizing the topmost surface can be deduced to be three monolayers.
引用
收藏
页码:17771 / 17774
页数:4
相关论文
共 50 条
  • [41] Catalysts for oxygen reduction reaction based on nanocrystals of a Pt or Pt-Pd alloy shell supported on a Au core
    Venarusso, L. B.
    Bettini, J.
    Maia, G.
    JOURNAL OF SOLID STATE ELECTROCHEMISTRY, 2016, 20 (06) : 1753 - 1764
  • [42] Modulating Catalytic Activity and Durability of PtFe Alloy Catalysts for Oxygen Reduction Reaction Through Controlled Carbon Shell Formation
    Kim, Youngjin
    Jeffery, A. Anto
    Min, Jiho
    Jung, Namgee
    NANOMATERIALS, 2019, 9 (10)
  • [43] Electrocatalytic Activity for Oxygen Reduction Reaction of Au Core/Pt Shell Catalysts
    Inoue, Hiroshi
    Hayashi, Kiyoaki
    Chiku, Masanobu
    Higuchi, Eiji
    POLYMER ELECTROLYTE FUEL CELLS 11, 2011, 41 (01): : 2237 - 2243
  • [44] Core-shell catalysts consisting of nanoporous cores for oxygen reduction reaction
    Shao, Minhua
    Smith, Brandon H.
    Guerrero, Sandra
    Protsailo, Lesia
    Su, Dong
    Kaneko, Keiichi
    Odell, Jonathan H.
    Humbert, Michael P.
    Sasaki, Kotaro
    Marzullo, Jesse
    Darling, Robert M.
    PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 2013, 15 (36) : 15078 - 15090
  • [45] Dysprosium regulated platinum particles as a bimetallic alloy catalyst for oxygen reduction reaction
    Qianru Liu
    Juan Qin
    Fengyun Huang
    Dawei Zhang
    Liheng Chen
    Feng Yin
    Journal of Rare Earths, 2023, 41 (08) : 1189 - 1194
  • [46] Dysprosium regulated platinum particles as a bimetallic alloy catalyst for oxygen reduction reaction
    Liu, Qianru
    Qin, Juan
    Huang, Fengyun
    Zhang, Dawei
    Chen, Liheng
    Yin, Feng
    JOURNAL OF RARE EARTHS, 2023, 41 (08) : 1189 - 1194
  • [47] Highly dispersed nanostructured platinum catalysts for the oxygen reduction reaction: the roles of the platinum precursor and the synthesis conditions
    Prytkova, Anna
    Brusko, Vasiliy
    Kirsanova, Maria
    Yanilkin, Igor
    Dimiev, Ayrat M.
    NEW JOURNAL OF CHEMISTRY, 2025, 49 (11) : 4547 - 4556
  • [48] Low-platinum and platinum-free catalysts for the oxygen reduction reaction at fuel cell cathodes
    Morozan, Adina
    Jousselme, Bruno
    Palacin, Serge
    ENERGY & ENVIRONMENTAL SCIENCE, 2011, 4 (04) : 1238 - 1254
  • [49] Mixed Platinum–Nickel Catalysts of Oxygen Reduction
    T. A. Stel’mashuk
    E. V. Alekseeva
    O. V. Levin
    Russian Journal of Electrochemistry, 2019, 55 : 1092 - 1097
  • [50] Top-Down Synthesis of Nanostructured Platinum-Lanthanide Alloy Oxygen Reduction Reaction Catalysts: PtxPr/C as an Example
    Fichtner, Johannes
    Garlyyev, Batyr
    Watzele, Sebastian
    El-Sayed, Hany A.
    Schwaemmlein, Jan N.
    Li, Wei-Jin
    Maillard, Frederic M.
    Dubau, Laetitia
    Michalicka, Jan
    Macak, Jan M.
    Holleitner, Alexander
    Bandarenka, Aliaksandr S.
    ACS APPLIED MATERIALS & INTERFACES, 2019, 11 (05) : 5129 - 5135