Stationary small and large amplitude patterns during bulk CO electrooxidation on platinum

被引:21
作者
Bonnefont, A
Varela, H
Krischer, K
机构
[1] Max Planck Gesell, Fritz Haber Inst, D-14195 Berlin, Germany
[2] Tech Univ Munich, Dept Phys E19, D-85748 Garching, Germany
关键词
carbon monoxide; electrochemistry; oxidation; pattern formation; Turing bifurcation;
D O I
10.1002/cphc.200300874
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
Reaction patterns at electrode surfaces: In low-conducting electrolytes the electrochemical oxidation of CO on Pt electrodes spontaneously forms stationary potential and adsorbate patterns in space. The figure shows such a potential pattern on a ring-shaped (quasi one-dimensional) electrode.
引用
收藏
页码:1260 / 1263
页数:4
相关论文
共 19 条
  • [11] Composition and activity of high surface area PtRu catalysts towards adsorbed CO and methanol electrooxidation - A DEMS study
    Jusys, Z
    Kaiser, J
    Behm, RJ
    [J]. ELECTROCHIMICA ACTA, 2002, 47 (22-23) : 3693 - 3706
  • [12] ELECTROCHEMICAL OSCILLATORS - THEIR DESCRIPTION THROUGH A MATHEMATICAL-MODEL
    KOPER, MTM
    SLUYTERS, JH
    [J]. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1991, 303 (1-2): : 73 - 94
  • [13] Potential oscillations and S-shaped polarization curve in the continuous electro-oxidation of CO on platinum single-crystal electrodes
    Koper, MTM
    Schmidt, TJ
    Markovic, NM
    Ross, PN
    [J]. JOURNAL OF PHYSICAL CHEMISTRY B, 2001, 105 (35) : 8381 - 8386
  • [14] Turing-type patterns on electrode surfaces
    Li, YJ
    Oslonovitch, J
    Mazouz, N
    Plenge, F
    Krischer, K
    Ertl, G
    [J]. SCIENCE, 2001, 291 (5512) : 2395 - 2398
  • [15] Surface electrochemistry of CO and H2/CO mixtures at Pt(100) interface:: Electrode kinetics and interfacial structures
    Markovic, NM
    Lucas, CA
    Grgur, BN
    Ross, PN
    [J]. JOURNAL OF PHYSICAL CHEMISTRY B, 1999, 103 (44): : 9616 - 9623
  • [16] A theoretical study on turing patterns in electrochemical systems
    Mazouz, N
    Krischer, K
    [J]. JOURNAL OF PHYSICAL CHEMISTRY B, 2000, 104 (25): : 6081 - 6090
  • [17] Infrared spectral comparison of electrochemical carbon monoxide adlayers formed by direct chemisorption and methanol dissociation on carbon-supported platinum nanoparticles
    Park, S
    Tong, YT
    Wieckowski, A
    Weaver, MJ
    [J]. LANGMUIR, 2002, 18 (08) : 3233 - 3240
  • [18] Oscillatory instabilities during formic acid oxidation on Pt(100), Pt(110) and Pt(111) under potentiostatic control .2. Model calculations
    Strasser, P
    Eiswirth, M
    Ertl, G
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1997, 107 (03) : 991 - 1003
  • [19] Deciphering the origin of high-order periodic and aperiodic cyclic voltammetric responses during oxidation processes on platinum
    Varela, H
    Krischer, K
    [J]. JOURNAL OF PHYSICAL CHEMISTRY B, 2002, 106 (47) : 12258 - 12266