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Effect of Intrinsic Defects on the Photoluminescence of Pristine and Doped CsPbBr3 Perovskite. / Емелин, Алексей Владимирович; Шурухина, Анна Владимировна; Селиванов, Никита Иванович; Али, Ибрагим Мохаммед Шарафелдин; Банеманн, Детлеф Вернер.

в: Journal of Physical Chemistry C, Том 127, № 1, 2023, стр. 842-848.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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@article{554879b83f724054aa91011649a8a768,
title = "Effect of Intrinsic Defects on the Photoluminescence of Pristine and Doped CsPbBr3 Perovskite",
abstract = "We report the experimental results demonstrating the effect of either photoinduced or doping-induced intrinsic defects on excitonic photoluminescence in both pristine and doped CsPbBr3 halide perovskite. It is shown that an increase in the number of intrinsic defects leads to stronger photoluminescence quenching, which is confirmed by the direct negative correlations between the absorption of the intrinsic defects and excitonic luminescence intensity. The proposed mechanism indicates that the excitonic luminescence quenching originates from the exciton decay at the intrinsic defect sites. The efficiency of the exciton decay depends on the type and charge of the cations located near the defect sites and increases in the order Ag+ < Pb2+ < Bi3+",
author = "Емелин, {Алексей Владимирович} and Шурухина, {Анна Владимировна} and Селиванов, {Никита Иванович} and Али, {Ибрагим Мохаммед Шарафелдин} and Банеманн, {Детлеф Вернер}",
year = "2023",
doi = "10.1021/acs.jpcc.2c08208",
language = "English",
volume = "127",
pages = "842--848",
journal = "Journal of Physical Chemistry C",
issn = "1932-7447",
publisher = "American Chemical Society",
number = "1",

}

RIS

TY - JOUR

T1 - Effect of Intrinsic Defects on the Photoluminescence of Pristine and Doped CsPbBr3 Perovskite

AU - Емелин, Алексей Владимирович

AU - Шурухина, Анна Владимировна

AU - Селиванов, Никита Иванович

AU - Али, Ибрагим Мохаммед Шарафелдин

AU - Банеманн, Детлеф Вернер

PY - 2023

Y1 - 2023

N2 - We report the experimental results demonstrating the effect of either photoinduced or doping-induced intrinsic defects on excitonic photoluminescence in both pristine and doped CsPbBr3 halide perovskite. It is shown that an increase in the number of intrinsic defects leads to stronger photoluminescence quenching, which is confirmed by the direct negative correlations between the absorption of the intrinsic defects and excitonic luminescence intensity. The proposed mechanism indicates that the excitonic luminescence quenching originates from the exciton decay at the intrinsic defect sites. The efficiency of the exciton decay depends on the type and charge of the cations located near the defect sites and increases in the order Ag+ < Pb2+ < Bi3+

AB - We report the experimental results demonstrating the effect of either photoinduced or doping-induced intrinsic defects on excitonic photoluminescence in both pristine and doped CsPbBr3 halide perovskite. It is shown that an increase in the number of intrinsic defects leads to stronger photoluminescence quenching, which is confirmed by the direct negative correlations between the absorption of the intrinsic defects and excitonic luminescence intensity. The proposed mechanism indicates that the excitonic luminescence quenching originates from the exciton decay at the intrinsic defect sites. The efficiency of the exciton decay depends on the type and charge of the cations located near the defect sites and increases in the order Ag+ < Pb2+ < Bi3+

UR - https://www.mendeley.com/catalogue/ebe1ba45-0f88-3ba9-8009-0cc1f141fbd4/

U2 - 10.1021/acs.jpcc.2c08208

DO - 10.1021/acs.jpcc.2c08208

M3 - Article

VL - 127

SP - 842

EP - 848

JO - Journal of Physical Chemistry C

JF - Journal of Physical Chemistry C

SN - 1932-7447

IS - 1

ER -

ID: 102706153