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Electropolymerization
Advisor : Professor Guey-Sheng Liou Reporter : Ming-Chi Tsai Date : 2014/01/03
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Outline Introduction Applications Conclusions
Theory and mechanism of electropolymerization Applications Recent development of electropolymerization Conclusions
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Electropolymerization
Reynolds research Lab. The first electropolymerization experiment reported in 1968 by Dall’oxlio → Pyrrole in water medium The first determining event was the electro-polymerization in an organic medium reported in 1979 by Diaz → Pyrrole in MeCN
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Mechanism of Electropolymerization
Rajesh*, Biomaterial, 2007, 28,
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Mechanism of Electropolymerization
What’s Emonomer and Epolymer R. J. Waltman*, J. Bargon*, Can. J. Chem., 1986, 64, 76
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R. J. Waltman*, J. Bargon*, Can. J. Chem., 1986, 64, 76
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Group effect A. F. Diaz*, J. Electroanal.. Chem., 1981, 129 ,
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Electrolyte effect Cyclic voltammogramms of [Pt]polypyrrole (20 nm) an CH3CN contaning various electrolyte salts Sweep rates 50 and 100 mV s-1
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Applications
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Biosensors
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Biosensors Electroanalysis 2003, 15, No
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Chemical sensors Johan Bobacka and Ari Ivaska, Handbook of electropolymerization, 2010, Ch.9
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Yaping Ding*, Analytica Chimica Acta., 2013, 770, 53– 61
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Molecular Imprinting Polymer
Michael J. Whitcombe and Dhana Lakshmi, Handbook of electropolymerization, 2010, Ch.7
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Molecular Imprinting Polymer
Phosphate buffer Use CV to prove the AA combined with PPy Yücel Sahin*, Sensors 2008, 8,
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Molecular Imprinting Polymer
0.025M pyyrole monomer is the best condition for this MIP Fig. 6 MIP has more current intensity for AA than NIP Fig. 5 Yücel Sahin*, Sensors 2008, 8,
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Dyes sensitized solar cells
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Nat. mater., 2003, 2,
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Conclusions
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Conclusions Electropolymerization Good approach
Intrinsically conducting polymers Modified electrodes Sensors Good approach Easy to define area Well-controlled thickness at a nanometer scale
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