THE EFFECT OF MOISTURE ON TUNGSTEN-OXIDE ELECTROCHROMISM IN POLYMER ELECTROLYTE DEVICES

被引:24
作者
DUFFY, JA
INGRAM, MD
MONK, PMS
机构
[1] Department of Chemistry, University of Aberdeen, Old Aberdeen, AB9 2UE Scotland, Meston Walk
关键词
D O I
10.1016/0167-2738(92)90017-J
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
Cells containing polymer electrolyte, plasticised with acetonitrile, ITO/WO3/PEO-H3PO4 (AN)/(H)ITO, were assembled using both dry and damp electrolyte. Electron micrographs taken on damp cells showed extensive changes within the WO3 layer leading finally to disintegration. The WO3 film first lost its electrochromic memory. These changes in cell electrochemistry were monitored by impedance spectroscopy and mechanisms for self bleaching were discussed.
引用
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页码:109 / 114
页数:6
相关论文
共 15 条
  • [1] BARD AJ, 1979, J ELECTROCHEM SOC, V126, P583
  • [2] BAUCKE FGK, 1985, CHEM BRIT, V21, P643
  • [3] ELECTROCHROMISM IN WO3 THIN-FILMS .1. LICLO4-PROPYLENE CARBONATE WATER-ELECTROLYTES
    BOHNKE, O
    BOHNKE, C
    ROBERT, G
    CARQUILLE, B
    [J]. SOLID STATE IONICS, 1982, 6 (02) : 121 - 128
  • [4] CAMERON GG, 1987, J CHEM SOC F1, V83, P3745
  • [5] Day P, 1981, INT REV PHYS CHEM, V1, P149
  • [6] DEFENDINI F, 1987, THESIS INPG GRENOBLE
  • [7] DUFFY JA, UNPUB SOLID STATE IO
  • [8] DUFFY JA, 1990, THIN SOLID FILMS, V186, P47
  • [9] LAVASON W, 1977, INORG CHEM, V16, P2911
  • [10] VOLTAMMETRIC AND POTENTIOSTATIC STUDIES OF THE INTERFACE WO3 POLYETHYLENE OXIDE-H3PO4
    PEDONE, D
    ARMAND, M
    DEROO, D
    [J]. SOLID STATE IONICS, 1988, 28 : 1729 - 1732