IN-SITU CONDUCTIVITY AND SPECTROELECTROCHEMISTRY OF ASYMMETRICALLY DISUBSTITUTED POLYBITHIOPHENES - A MULTISTEP BEHAVIOR

被引:26
作者
FAID, K [1 ]
LECLERC, M [1 ]
机构
[1] UNIV MONTREAL,DEPT CHIM,MONTREAL H3C 3J7,QUEBEC,CANADA
关键词
D O I
10.1021/cm00038a003
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
A novel asymmetric disubstituted polybithiophene was found to display well-defined redox processes which are correlated to the consecutive formation of radical cations, dimerized radical cations, and dications. A mixed-valence electrical transport was observed together with a 10-fold increase of the conductivity with the apparition of dimerized polarons and bipolarons.
引用
收藏
页码:107 / 109
页数:3
相关论文
共 21 条
  • [1] FAST SCAN RATE CYCLIC VOLTAMMETRY FOR CONDUCTING POLYMERS ELECTROPOLYMERIZED ON ULTRAMICROELECTRODES
    ANDRIEUX, CP
    AUDEBERT, P
    HAPIOT, P
    NECHTSCHEIN, M
    ODIN, C
    [J]. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1991, 305 (01) : 153 - 162
  • [2] BAUERLE P, 1993, ANGEW CHEM INT EDIT, V32, P76, DOI 10.1002/anie.199300761
  • [3] CONFINED SOLITON PAIRS (BIPOLARONS) IN POLYTHIOPHENE - INSITU MAGNETIC-RESONANCE MEASUREMENTS
    CHEN, J
    HEEGER, AJ
    WUDL, F
    [J]. SOLID STATE COMMUNICATIONS, 1986, 58 (04) : 251 - 257
  • [4] BIPOLARONS IN POLY(3-METHYLTHIOPHENE) - SPECTROSCOPIC, MAGNETIC, AND ELECTROCHEMICAL MEASUREMENTS
    COLANERI, N
    NOWAK, M
    SPIEGEL, D
    HOTTA, S
    HEEGER, AJ
    [J]. PHYSICAL REVIEW B, 1987, 36 (15): : 7964 - 7968
  • [5] STABILIZATION AND CHARACTERIZATION OF PERNIGRANILINE SALT - THE ACID-DOPED FORM OF FULLY OXIDIZED POLYANILINES
    DAPRANO, G
    LECLERC, M
    ZOTTI, G
    [J]. MACROMOLECULES, 1992, 25 (08) : 2145 - 2150
  • [6] DESIGN OF NOVEL ELECTROACTIVE POLYBITHIOPHENE DERIVATIVES
    FAID, K
    CLOUTIER, R
    LECLERC, M
    [J]. MACROMOLECULES, 1993, 26 (10) : 2501 - 2507
  • [7] ORGANIC CONDUCTING POLYMERS DERIVED FROM SUBSTITUTED THIOPHENES AS ELECTROCHROMIC MATERIAL
    GARNIER, F
    TOURILLON, G
    GAZARD, M
    DUBOIS, JC
    [J]. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1983, 148 (02): : 299 - 303
  • [8] RESISTANCE-INDUCED PEAKS IN CYCLIC VOLTAMMOGRAMS OF SYSTEMS THAT CAN BE SWITCHED ELECTROCHEMICALLY BETWEEN AN INSULATING AND CONDUCTIVE STATE
    GOTTESFELD, S
    REDONDO, A
    RUBINSTEIN, I
    FELDBERG, SW
    [J]. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1989, 265 (1-2): : 15 - 22
  • [9] CHAIN-LENGTH DEPENDENCE OF ELECTROCHEMICAL AND ELECTRONIC-PROPERTIES OF NEUTRAL AND OXIDIZED SOLUBLE ALPHA,ALPHA-COUPLED THIOPHENE OLIGOMERS
    GUAY, J
    KASAI, P
    DIAZ, A
    WU, RL
    TOUR, JM
    DAO, LH
    [J]. CHEMISTRY OF MATERIALS, 1992, 4 (05) : 1097 - 1105
  • [10] EXPERIMENTAL AND THEORETICAL-STUDIES ON THE REDOX PROPERTIES OF CONDUCTING POLYMERS
    HEINZE, J
    STORZBACH, M
    MORTENSEN, J
    [J]. BERICHTE DER BUNSEN-GESELLSCHAFT-PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 1987, 91 (09): : 960 - 967