Electrical Properties of PANI/Chalcogenide Junctions Doped with Ionic Liquids Anions

被引:5
作者
Benabdellah, Abdelkader [1 ]
Belarbi, El-Habib [1 ]
Ilikti, Hocine [2 ]
Hatti, Mustapha [3 ]
Fettouhi, Bekhaled [1 ]
机构
[1] Ibn Khaldoun Univ Tiaret, Synth & Catalysis Lab, Tiaret 14000, Algeria
[2] Univ Sci & Technol Oran, Chem & Electrochem Lab Metall Complexes, Oran, Algeria
[3] Solar Equipments Dev Unit, UDES, Bou Ismail, Tipaza, Algeria
关键词
Emeraldine base (EB); emeraldine salt (ESs); ionic liquids; chalcogenide material; p-n junction; PANI; RANEY-NICKEL ELECTRODE; ROOM-TEMPERATURE; ELECTROCATALYTIC HYDROGENATION; AQUEOUS-SOLUTIONS; POLYANILINE; POLYMER; CHLORIDE; ELECTROPOLYMERIZATION; CONDUCTIVITY; EMERALDINE;
D O I
10.3139/113.110188
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
Ionic liquids like 1-butyl-3-methylimidazolium chloride ([BMIM] Cl, 1-butyl-3-methyl-imidazolium hexafluorophosphate [BMIM] PF6, 1-butyl-3-methyl-imidazoliunn tetrafluorobrate [BMIM] BF4, 1-butyl-3-methyl-imidazolium bis (trifluoromethylsulfonyl) imide [BMIM] NTf2) were used as doping elements in polyaniline. Pure polyaniline (EB) and polyaniline doped with different anions of ionic liquids (ESs) were chemically synthesized using ammonium peroxydisulphate (APS) and ionic liquids as oxidants. Junctions have been prepared by evaporating chalcogenide materials (ZnSe, CdSe) on conducting polyaniline (EB & ESs) pellets using a vacuum evaporation technique. I-V characteristics of junctions have been studied at room temperature using the Keithley electrometer 6517A. I-V measurements show the rectification effect. A junction of ES [BF4-] anion may be preferred over the other junctions due to its low ideality factor and maximum rectification ratio.
引用
收藏
页码:241 / 246
页数:6
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