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Publikováno v:
Synthetic Metals. 213:57-64
N-Alkyl and N-phenyl substituted poly(carbazole)s having a 4,5-ethenylene bridge, poly(4 H -benzo[ def ]carbazole)s, were newly synthesized. Poly(carbazole)s having a 4,5-ethylene bridge were also synthesized for comparison. They were prepared from c
Autor:
Francis D'Souza, Venla M. Manninen, Bikram K C Chandra, Helge Lemmetyinen, Navaneetha K. Subbaiyan, Kimmo Kaunisto, Vladimir Chukharev, Nikolai V. Tkachenko, Hanna Hakola, Tommi Vuorinen
Publikováno v:
Kaunisto, K M, Subbaiyan, N K, Bikram, C, Chukharev, V I, Hakola, H M, Vuorinen, T, Manninen, V M, Tkachenko, N V, Lemmetyinen, H J & d'Souza, F 2014, ' The effect of thiophene substituents of fulleropyrrolidine acceptors on the performance of inverted organic solar cells ', Synthetic Metals, vol. 195, pp. 193-200 . https://doi.org/10.1016/j.synthmet.2014.06.007
A series of tailored fulleropyrrolidine derivatives with thiophene substituents was synthesized and studied as electron acceptor materials in inverted organic bulk heterojunction (BHJ) solar cells. The study concentrated on seeking correlation betwee
Publikováno v:
Synthetic Metals, 162(1-2), 79-84. Elsevier
2-Dodecyl benzotriazole (BTz) and benzothiadiazole (BTd) containing alternating copolymers poly(4-(2-dodecyl-2H-benzo[d][1,2,3]triazol-4-yl)benzo[c][1,2,5]thiadiazole (P1), poly(4-(5-(2-dodecyl-7-(thiophen-2yl)-2H-benzo[d][1,2,3]triazol-4-yl)thiophen
Autor:
Levent Toppare, Abidin Balan, Derya Baran, Tobias Stubhan, Christoph J. Brabec, Tayebeh Ameri
Publikováno v:
Synthetic Metals, 162(23), 2047-2051. Elsevier
A series of variable alkyl chain length substituted donor–acceptor (D–A) conjugated polymers with thiophene ring as the donor and benzotriazole moiety as the acceptor has been investigated in bulk heterojunction solar cells. The optical and elect
Publikováno v:
Sears, W M, MacKinnon, C D & Kraft, T M 2011, ' The effect of chain length on the dielectric and optical properties of oligothiophenes ', Synthetic Metals, vol. 161, no. 15-16, pp. 1566-1574 . https://doi.org/10.1016/j.synthmet.2011.05.020
The oligothiophene compounds T3-T7 inclusive have been synthesized by standard chemical procedures in order to measure the complex admittance versus frequency of their micro-crystalline powders as compressed into a co-axial tube capacitor. The result
Publikováno v:
Synthetic Metals. 161(11-12):1150-1153
The photoelectrochemical properties of poly(3-hexylthiophene) (P3HT) and poly(2,3-diethylquinoxaline-5,8-diyl) (PDEQx) thin films on ITO (indium-tin oxide) electrodes were investigated in aqueous media. Photoirradiation of the P3HT-coated electrode r
Autor:
N. Ugur Kaya, A. Sezai Sarac, Hale Karakas, Suat Çetiner, Romeo Cristian Ciobanu, Fatma Kalaoglu, Marius Olariu, Cem Unsal
Publikováno v:
Cetiner, S, Karakas, H, Ciobanu, R, Olariu, M, Kaya, N U, Unsal, C, Kalaoglu, F & Sarac, A S 2010, ' Polymerization of pyrrole derivatives on polyacrylonitrile matrix, FTIR-ATR and dielectric spectroscopic characterization of composite thin films ', Synthetic Metals, vol. 160, no. 11-12, pp. 1189-1196 . https://doi.org/10.1016/j.synthmet.2010.03.007
Oxidative polymerization of acrylonitrile (AN) initiated by Ce(IV)-oxalic acid redox system in the aqueous medium was performed and polyacrylonitrile (PAN)/polypyrrole (PPy) composite thin films were prepared by polymerization of pyrrole on polyacryl
Autor:
Salme Jussila, Harri Kosonen, Henrik G.O. Sandberg, Henrik Stubb, Tapio Mäkelä, Tomas G. Bäcklund
Publikováno v:
Mäkelä, T, Jussila, S, Kosonen, H, Bäcklund, T G, Sandberg, H G O & Stubb, H 2005, ' Utilizing roll-to-roll techniques for manufacturing source-drain electrodes for all-polymer transistors ', Synthetic Metals, vol. 153, no. 1-3, pp. 285-288 . https://doi.org/10.1016/j.synthmet.2005.07.140
The first all-polymer field effect transistor was reported already ten years ago. In the last few years rapid progress has been made in the field of plastic electronics. This progress has been based on developments in materials and in fabrication tec
Autor:
Ronald Österbacka, Salme Jussila, Henrik Stubb, Henrik G.O. Sandberg, Tapio Mäkelä, Tomas G. Bäcklund
Publikováno v:
Bäcklund, T G, Sandberg, H G O, Österbacka, R, Stubb, H, Mäkelä, T & Jussila, S 2005, ' Towards all-polymer field-effect transistors with solution processable materials ', Synthetic Metals, vol. 148, no. 1, pp. 87-91 . https://doi.org/10.1016/j.synthmet.2004.08.033
We have fabricated polymer field-effect transistors (FET) from solution processable polymers. Starting with an inorganic structure using only an organic semiconductor (regio-regular poly(3-hexylthiophene)), the transistor performance was studied as t
Autor:
Shinsuke Inagi, Toshio Fuchigami
Publikováno v:
Synthetic Metals. 158:782-784
A novel fused thiophene (3,4-dihydro-2H-thieno[3,4-b]pyran) was prepared via intramolecular transetherification. The corresponding polythiophene was obtained by chemical oxidative polymerization and it was soluble in CHCl3. In UV–vis absorption ana