Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites

Optical and photovoltaic properties of polymer composites with high (40 %) concentration of Cl-containing polymethine dye (meso-CI) films have been studied. As polymer matrix, carbazole containing polymers: poly-N-vinylcarbazole poly-N-epoxypropylcarbazole, octyl methacrylate-N-vinylcarbazole, and o...

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Published in:Functional Materials
Date:2006
Main Authors: Berezina, N., Syromyatnikov, V., Ishchenko, A., Verbitsky, A., Vertsimakha, Ya.
Format: Article
Language:English
Published: НТК «Інститут монокристалів» НАН України 2006
Online Access:https://nasplib.isofts.kiev.ua/handle/123456789/135070
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Journal Title:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Cite this:Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites / N. Berezina, V. Syromyatnikov, A. Ishchenko, A. Verbitsky, Ya. Vertsimakha // Functional Materials. — 2006. — Т. 13, № 4. — С. 676-680. — Бібліогр.: 7 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
id nasplib_isofts_kiev_ua-123456789-135070
record_format dspace
spelling Berezina, N.
Syromyatnikov, V.
Ishchenko, A.
Verbitsky, A.
Vertsimakha, Ya.
2018-06-14T14:51:28Z
2018-06-14T14:51:28Z
2006
Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites / N. Berezina, V. Syromyatnikov, A. Ishchenko, A. Verbitsky, Ya. Vertsimakha // Functional Materials. — 2006. — Т. 13, № 4. — С. 676-680. — Бібліогр.: 7 назв. — англ.
1027-5495
https://nasplib.isofts.kiev.ua/handle/123456789/135070
Optical and photovoltaic properties of polymer composites with high (40 %) concentration of Cl-containing polymethine dye (meso-CI) films have been studied. As polymer matrix, carbazole containing polymers: poly-N-vinylcarbazole poly-N-epoxypropylcarbazole, octyl methacrylate-N-vinylcarbazole, and octyl methacrylate-3-iodo-N-vinylcarbazole (3I-VCz-OMA) copolymers were used. Several types of aggregates have been shown to be formed in meso-CI/polymer films. This results in significant widening of the absorbance spectral region towards shorter wavelengths (up to 500 nm) as compared to the molecular absorbance in solutions. The charge carrier photogeneration efficiency for aggregates depends heavily on the polymer matrix. The composite on 3I-VCz-OMA base have maximal photosensitivity among the polymer matrices studied. The effect of molecular structure of polymers and dyes as well as the dye aggregation on photovoltaic properties of composite films is discussed. The composite films can be used for the development of plastic photoconverters sensitive in near-IR region, including organic solar cells.
en
НТК «Інститут монокристалів» НАН України
Functional Materials
Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites
Вплив полімерної матриці на фоточутливість композитів з мезо-CI-поліметиновим барвником
Article
published earlier
institution Digital Library of Periodicals of National Academy of Sciences of Ukraine
collection DSpace DC
title Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites
spellingShingle Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites
Berezina, N.
Syromyatnikov, V.
Ishchenko, A.
Verbitsky, A.
Vertsimakha, Ya.
title_short Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites
title_full Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites
title_fullStr Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites
title_full_unstemmed Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites
title_sort effect of polymer matrix on photosensitivity of meso-ci polymethine dye based composites
author Berezina, N.
Syromyatnikov, V.
Ishchenko, A.
Verbitsky, A.
Vertsimakha, Ya.
author_facet Berezina, N.
Syromyatnikov, V.
Ishchenko, A.
Verbitsky, A.
Vertsimakha, Ya.
publishDate 2006
language English
container_title Functional Materials
publisher НТК «Інститут монокристалів» НАН України
format Article
title_alt Вплив полімерної матриці на фоточутливість композитів з мезо-CI-поліметиновим барвником
description Optical and photovoltaic properties of polymer composites with high (40 %) concentration of Cl-containing polymethine dye (meso-CI) films have been studied. As polymer matrix, carbazole containing polymers: poly-N-vinylcarbazole poly-N-epoxypropylcarbazole, octyl methacrylate-N-vinylcarbazole, and octyl methacrylate-3-iodo-N-vinylcarbazole (3I-VCz-OMA) copolymers were used. Several types of aggregates have been shown to be formed in meso-CI/polymer films. This results in significant widening of the absorbance spectral region towards shorter wavelengths (up to 500 nm) as compared to the molecular absorbance in solutions. The charge carrier photogeneration efficiency for aggregates depends heavily on the polymer matrix. The composite on 3I-VCz-OMA base have maximal photosensitivity among the polymer matrices studied. The effect of molecular structure of polymers and dyes as well as the dye aggregation on photovoltaic properties of composite films is discussed. The composite films can be used for the development of plastic photoconverters sensitive in near-IR region, including organic solar cells.
issn 1027-5495
url https://nasplib.isofts.kiev.ua/handle/123456789/135070
citation_txt Effect of polymer matrix on photosensitivity of meso-CI polymethine dye based composites / N. Berezina, V. Syromyatnikov, A. Ishchenko, A. Verbitsky, Ya. Vertsimakha // Functional Materials. — 2006. — Т. 13, № 4. — С. 676-680. — Бібліогр.: 7 назв. — англ.
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