Indenofluorene-Extended Tetrathiafulvalene Scaffolds for Dye-Sensitized Solar Cells

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Standard

Indenofluorene-Extended Tetrathiafulvalene Scaffolds for Dye-Sensitized Solar Cells. / Mogensen, Josefine; Michaels, Hannes; Roy, Rajarshi; Brolos, Line; Kilde, Martin Drohse; Freitag, Marina; Nielsen, Mogens Brondsted.

I: European Journal of Organic Chemistry, Bind 2020, Nr. 38, 10.09.2020, s. 6127-6134.

Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

Harvard

Mogensen, J, Michaels, H, Roy, R, Brolos, L, Kilde, MD, Freitag, M & Nielsen, MB 2020, 'Indenofluorene-Extended Tetrathiafulvalene Scaffolds for Dye-Sensitized Solar Cells', European Journal of Organic Chemistry, bind 2020, nr. 38, s. 6127-6134. https://doi.org/10.1002/ejoc.202001058

APA

Mogensen, J., Michaels, H., Roy, R., Brolos, L., Kilde, M. D., Freitag, M., & Nielsen, M. B. (2020). Indenofluorene-Extended Tetrathiafulvalene Scaffolds for Dye-Sensitized Solar Cells. European Journal of Organic Chemistry, 2020(38), 6127-6134. https://doi.org/10.1002/ejoc.202001058

Vancouver

Mogensen J, Michaels H, Roy R, Brolos L, Kilde MD, Freitag M o.a. Indenofluorene-Extended Tetrathiafulvalene Scaffolds for Dye-Sensitized Solar Cells. European Journal of Organic Chemistry. 2020 sep 10;2020(38):6127-6134. https://doi.org/10.1002/ejoc.202001058

Author

Mogensen, Josefine ; Michaels, Hannes ; Roy, Rajarshi ; Brolos, Line ; Kilde, Martin Drohse ; Freitag, Marina ; Nielsen, Mogens Brondsted. / Indenofluorene-Extended Tetrathiafulvalene Scaffolds for Dye-Sensitized Solar Cells. I: European Journal of Organic Chemistry. 2020 ; Bind 2020, Nr. 38. s. 6127-6134.

Bibtex

@article{252664b1060745d88b6b4e555cb82799,
title = "Indenofluorene-Extended Tetrathiafulvalene Scaffolds for Dye-Sensitized Solar Cells",
abstract = "Indenofluorene-extended tetrathiafulvalenes (IF-TTFs) comprise a class of pi-conjugated sensitizers that exhibit strong absorptions in the visible region and two reversible one-electron oxidations. Herein we present the synthesis and optical as well as redox properties of novel IF-TTF donor-acceptor scaffolds that were integrated in dye-sensitized solar cells (DSCs) via anchoring of a carboxylic acid end-group on the scaffolds to TiO2. Synthetically, the scaffolds were constructed by Sonogashira coupling reactions between an iodo-functionalized IF-TTF and an acceptor moeity containing a terminal alkyne. These very first IF-TTF based candidates for DSCs exhibited high performances, in particular a dye incorporating a benzothiadiazole acceptor moiety, showing a conversion efficiency of 6.4 %. This result signals that IF-TTF derivatives present a promising class of compounds for further structural modifications. Such modifications will benefit from the readiness of the iodo-funcitonalized IF-TTF building block to undergo Pd-catalyzed coupling reactions.",
keywords = "Conjugation, Cross-coupling, Dyes, Redox chemistry, Sulfur heterocycles, HIGHLY-EFFICIENT, 2,1,3-BENZOTHIADIAZOLE, PERFORMANCE, DERIVATIVES, PORPHYRIN, ACCEPTOR",
author = "Josefine Mogensen and Hannes Michaels and Rajarshi Roy and Line Brolos and Kilde, {Martin Drohse} and Marina Freitag and Nielsen, {Mogens Brondsted}",
year = "2020",
month = sep,
day = "10",
doi = "10.1002/ejoc.202001058",
language = "English",
volume = "2020",
pages = "6127--6134",
journal = "European Journal of Organic Chemistry",
issn = "1434-193X",
publisher = "Wiley - V C H Verlag GmbH & Co. KGaA",
number = "38",

}

RIS

TY - JOUR

T1 - Indenofluorene-Extended Tetrathiafulvalene Scaffolds for Dye-Sensitized Solar Cells

AU - Mogensen, Josefine

AU - Michaels, Hannes

AU - Roy, Rajarshi

AU - Brolos, Line

AU - Kilde, Martin Drohse

AU - Freitag, Marina

AU - Nielsen, Mogens Brondsted

PY - 2020/9/10

Y1 - 2020/9/10

N2 - Indenofluorene-extended tetrathiafulvalenes (IF-TTFs) comprise a class of pi-conjugated sensitizers that exhibit strong absorptions in the visible region and two reversible one-electron oxidations. Herein we present the synthesis and optical as well as redox properties of novel IF-TTF donor-acceptor scaffolds that were integrated in dye-sensitized solar cells (DSCs) via anchoring of a carboxylic acid end-group on the scaffolds to TiO2. Synthetically, the scaffolds were constructed by Sonogashira coupling reactions between an iodo-functionalized IF-TTF and an acceptor moeity containing a terminal alkyne. These very first IF-TTF based candidates for DSCs exhibited high performances, in particular a dye incorporating a benzothiadiazole acceptor moiety, showing a conversion efficiency of 6.4 %. This result signals that IF-TTF derivatives present a promising class of compounds for further structural modifications. Such modifications will benefit from the readiness of the iodo-funcitonalized IF-TTF building block to undergo Pd-catalyzed coupling reactions.

AB - Indenofluorene-extended tetrathiafulvalenes (IF-TTFs) comprise a class of pi-conjugated sensitizers that exhibit strong absorptions in the visible region and two reversible one-electron oxidations. Herein we present the synthesis and optical as well as redox properties of novel IF-TTF donor-acceptor scaffolds that were integrated in dye-sensitized solar cells (DSCs) via anchoring of a carboxylic acid end-group on the scaffolds to TiO2. Synthetically, the scaffolds were constructed by Sonogashira coupling reactions between an iodo-functionalized IF-TTF and an acceptor moeity containing a terminal alkyne. These very first IF-TTF based candidates for DSCs exhibited high performances, in particular a dye incorporating a benzothiadiazole acceptor moiety, showing a conversion efficiency of 6.4 %. This result signals that IF-TTF derivatives present a promising class of compounds for further structural modifications. Such modifications will benefit from the readiness of the iodo-funcitonalized IF-TTF building block to undergo Pd-catalyzed coupling reactions.

KW - Conjugation

KW - Cross-coupling

KW - Dyes

KW - Redox chemistry

KW - Sulfur heterocycles

KW - HIGHLY-EFFICIENT

KW - 2,1,3-BENZOTHIADIAZOLE

KW - PERFORMANCE

KW - DERIVATIVES

KW - PORPHYRIN

KW - ACCEPTOR

U2 - 10.1002/ejoc.202001058

DO - 10.1002/ejoc.202001058

M3 - Journal article

VL - 2020

SP - 6127

EP - 6134

JO - European Journal of Organic Chemistry

JF - European Journal of Organic Chemistry

SN - 1434-193X

IS - 38

ER -

ID: 248803681