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Free radicals in organic semiconductors during photooxidation: Thin films of polymers P3HT and PCDTBT vs small molecules DRCN5T and BTR. / Uvarov, Mikhail N.; Plekhanov, Mikhail S.; Zinoviev, Vladimir A. и др.

в: Chemical Physics Letters, Том 754, 137647, 09.2020.

Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование

Harvard

Uvarov, MN, Plekhanov, MS, Zinoviev, VA, Yanshole, VV, Fedin, MV & Kulik, LV 2020, 'Free radicals in organic semiconductors during photooxidation: Thin films of polymers P3HT and PCDTBT vs small molecules DRCN5T and BTR', Chemical Physics Letters, Том. 754, 137647. https://doi.org/10.1016/j.cplett.2020.137647

APA

Uvarov, M. N., Plekhanov, M. S., Zinoviev, V. A., Yanshole, V. V., Fedin, M. V., & Kulik, L. V. (2020). Free radicals in organic semiconductors during photooxidation: Thin films of polymers P3HT and PCDTBT vs small molecules DRCN5T and BTR. Chemical Physics Letters, 754, [137647]. https://doi.org/10.1016/j.cplett.2020.137647

Vancouver

Uvarov MN, Plekhanov MS, Zinoviev VA, Yanshole VV, Fedin MV, Kulik LV. Free radicals in organic semiconductors during photooxidation: Thin films of polymers P3HT and PCDTBT vs small molecules DRCN5T and BTR. Chemical Physics Letters. 2020 сент.;754:137647. doi: 10.1016/j.cplett.2020.137647

Author

Uvarov, Mikhail N. ; Plekhanov, Mikhail S. ; Zinoviev, Vladimir A. и др. / Free radicals in organic semiconductors during photooxidation: Thin films of polymers P3HT and PCDTBT vs small molecules DRCN5T and BTR. в: Chemical Physics Letters. 2020 ; Том 754.

BibTeX

@article{6a71c1a59c9e461fa7986e141994145b,
title = "Free radicals in organic semiconductors during photooxidation: Thin films of polymers P3HT and PCDTBT vs small molecules DRCN5T and BTR",
abstract = "Photodegradation of thin films of organic semiconducting electron-donor materials P3HT, PCDTBT, DRCN5T and BTR upon illumination with visible light in air was studied. The changes of UV–vis absorption, photoluminescence and EPR spectra were monitored as functions of illumination time. Stable radicals were generated at concentrations that exceed the values of charge carrier density of organic solar cells in the operating conditions. Increase of the radical concentration was observed for P3HT, PCDTBT, DRCN5T. On the contrary, for BTR the radical concentration drops to zero after initial increase. This indicates different photodegradation processes in studied materials.",
keywords = "Cyano group, Electron paramagnetic resonance, Long-lived radicals, Organic electron-donor materials, Photooxidation, MECHANISM, PERFORMANCE, BEHAVIOR, POLY(3-HEXYLTHIOPHENE), LIGHT, SPECTROSCOPY, DEGRADATION, DERIVATIVES",
author = "Uvarov, {Mikhail N.} and Plekhanov, {Mikhail S.} and Zinoviev, {Vladimir A.} and Yanshole, {Vadim V.} and Fedin, {Matvey V.} and Kulik, {Leonid V.}",
year = "2020",
month = sep,
doi = "10.1016/j.cplett.2020.137647",
language = "English",
volume = "754",
journal = "Chemical Physics Letters",
issn = "0009-2614",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Free radicals in organic semiconductors during photooxidation: Thin films of polymers P3HT and PCDTBT vs small molecules DRCN5T and BTR

AU - Uvarov, Mikhail N.

AU - Plekhanov, Mikhail S.

AU - Zinoviev, Vladimir A.

AU - Yanshole, Vadim V.

AU - Fedin, Matvey V.

AU - Kulik, Leonid V.

PY - 2020/9

Y1 - 2020/9

N2 - Photodegradation of thin films of organic semiconducting electron-donor materials P3HT, PCDTBT, DRCN5T and BTR upon illumination with visible light in air was studied. The changes of UV–vis absorption, photoluminescence and EPR spectra were monitored as functions of illumination time. Stable radicals were generated at concentrations that exceed the values of charge carrier density of organic solar cells in the operating conditions. Increase of the radical concentration was observed for P3HT, PCDTBT, DRCN5T. On the contrary, for BTR the radical concentration drops to zero after initial increase. This indicates different photodegradation processes in studied materials.

AB - Photodegradation of thin films of organic semiconducting electron-donor materials P3HT, PCDTBT, DRCN5T and BTR upon illumination with visible light in air was studied. The changes of UV–vis absorption, photoluminescence and EPR spectra were monitored as functions of illumination time. Stable radicals were generated at concentrations that exceed the values of charge carrier density of organic solar cells in the operating conditions. Increase of the radical concentration was observed for P3HT, PCDTBT, DRCN5T. On the contrary, for BTR the radical concentration drops to zero after initial increase. This indicates different photodegradation processes in studied materials.

KW - Cyano group

KW - Electron paramagnetic resonance

KW - Long-lived radicals

KW - Organic electron-donor materials

KW - Photooxidation

KW - MECHANISM

KW - PERFORMANCE

KW - BEHAVIOR

KW - POLY(3-HEXYLTHIOPHENE)

KW - LIGHT

KW - SPECTROSCOPY

KW - DEGRADATION

KW - DERIVATIVES

UR - http://www.scopus.com/inward/record.url?scp=85085543363&partnerID=8YFLogxK

U2 - 10.1016/j.cplett.2020.137647

DO - 10.1016/j.cplett.2020.137647

M3 - Article

AN - SCOPUS:85085543363

VL - 754

JO - Chemical Physics Letters

JF - Chemical Physics Letters

SN - 0009-2614

M1 - 137647

ER -

ID: 24396037