Nature of Self-Trapped Exciton Emission in Zero-Dimensional Cs2ZrCl6 Perovskite Nanocrystals

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Nature of Self-Trapped Exciton Emission in Zero-Dimensional Cs2ZrCl6 Perovskite Nanocrystals. / He, Yanmei; Liu, Siping; Yao, Zehan; Zhao, Qian; Chabera, Pavel; Zheng, Kaibo; Yang, Bin; Pullerits, Tönu; Chen, Junsheng.

I: The Journal of Physical Chemistry Letters, Bind 14, Nr. 34, 31.08.2023, s. 7665-7671.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

He, Y, Liu, S, Yao, Z, Zhao, Q, Chabera, P, Zheng, K, Yang, B, Pullerits, T & Chen, J 2023, 'Nature of Self-Trapped Exciton Emission in Zero-Dimensional Cs2ZrCl6 Perovskite Nanocrystals', The Journal of Physical Chemistry Letters, bind 14, nr. 34, s. 7665-7671. https://doi.org/10.1021/acs.jpclett.3c01878

APA

He, Y., Liu, S., Yao, Z., Zhao, Q., Chabera, P., Zheng, K., Yang, B., Pullerits, T., & Chen, J. (2023). Nature of Self-Trapped Exciton Emission in Zero-Dimensional Cs2ZrCl6 Perovskite Nanocrystals. The Journal of Physical Chemistry Letters, 14(34), 7665-7671. https://doi.org/10.1021/acs.jpclett.3c01878

Vancouver

He Y, Liu S, Yao Z, Zhao Q, Chabera P, Zheng K o.a. Nature of Self-Trapped Exciton Emission in Zero-Dimensional Cs2ZrCl6 Perovskite Nanocrystals. The Journal of Physical Chemistry Letters. 2023 aug. 31;14(34):7665-7671. https://doi.org/10.1021/acs.jpclett.3c01878

Author

He, Yanmei ; Liu, Siping ; Yao, Zehan ; Zhao, Qian ; Chabera, Pavel ; Zheng, Kaibo ; Yang, Bin ; Pullerits, Tönu ; Chen, Junsheng. / Nature of Self-Trapped Exciton Emission in Zero-Dimensional Cs2ZrCl6 Perovskite Nanocrystals. I: The Journal of Physical Chemistry Letters. 2023 ; Bind 14, Nr. 34. s. 7665-7671.

Bibtex

@article{31241e36ed844ada99cff23c4043ab6f,
title = "Nature of Self-Trapped Exciton Emission in Zero-Dimensional Cs2ZrCl6 Perovskite Nanocrystals",
abstract = "Low dimensional perovskite-inspired materials with self-tapped exciton (STE) emission have stimulated a surge of cutting-edge research in optoelectronics. Despite numerous efforts on developing versatile low-dimensional perovskite-inspired materials with efficient STE emissions, there is little emphasis on the intrinsic dynamics of STE-based broad emission in these materials. Here, we investigated the excited state dynamics in zero-dimensional (0D) Cs2ZrCl6 nanocrystals (NCs) with efficient blue STE emission. By using femtosecond transient absorption (fs-TA) spectroscopy, the ultrafast STE formation process within 400 fs is directly observed. Then, the formed STEs relax to an intermediate STE state with a lifetime of ∼180 ps before reaching the emissive STE state with a lifetime of ∼15 μs. Our work offers a comprehensive and precise dynamic picture of STE emission in low-dimensional metal halides and sheds light on extending their potential applications.",
author = "Yanmei He and Siping Liu and Zehan Yao and Qian Zhao and Pavel Chabera and Kaibo Zheng and Bin Yang and T{\"o}nu Pullerits and Junsheng Chen",
year = "2023",
month = aug,
day = "31",
doi = "10.1021/acs.jpclett.3c01878",
language = "English",
volume = "14",
pages = "7665--7671",
journal = "Journal of Physical Chemistry Letters",
issn = "1948-7185",
publisher = "American Chemical Society",
number = "34",

}

RIS

TY - JOUR

T1 - Nature of Self-Trapped Exciton Emission in Zero-Dimensional Cs2ZrCl6 Perovskite Nanocrystals

AU - He, Yanmei

AU - Liu, Siping

AU - Yao, Zehan

AU - Zhao, Qian

AU - Chabera, Pavel

AU - Zheng, Kaibo

AU - Yang, Bin

AU - Pullerits, Tönu

AU - Chen, Junsheng

PY - 2023/8/31

Y1 - 2023/8/31

N2 - Low dimensional perovskite-inspired materials with self-tapped exciton (STE) emission have stimulated a surge of cutting-edge research in optoelectronics. Despite numerous efforts on developing versatile low-dimensional perovskite-inspired materials with efficient STE emissions, there is little emphasis on the intrinsic dynamics of STE-based broad emission in these materials. Here, we investigated the excited state dynamics in zero-dimensional (0D) Cs2ZrCl6 nanocrystals (NCs) with efficient blue STE emission. By using femtosecond transient absorption (fs-TA) spectroscopy, the ultrafast STE formation process within 400 fs is directly observed. Then, the formed STEs relax to an intermediate STE state with a lifetime of ∼180 ps before reaching the emissive STE state with a lifetime of ∼15 μs. Our work offers a comprehensive and precise dynamic picture of STE emission in low-dimensional metal halides and sheds light on extending their potential applications.

AB - Low dimensional perovskite-inspired materials with self-tapped exciton (STE) emission have stimulated a surge of cutting-edge research in optoelectronics. Despite numerous efforts on developing versatile low-dimensional perovskite-inspired materials with efficient STE emissions, there is little emphasis on the intrinsic dynamics of STE-based broad emission in these materials. Here, we investigated the excited state dynamics in zero-dimensional (0D) Cs2ZrCl6 nanocrystals (NCs) with efficient blue STE emission. By using femtosecond transient absorption (fs-TA) spectroscopy, the ultrafast STE formation process within 400 fs is directly observed. Then, the formed STEs relax to an intermediate STE state with a lifetime of ∼180 ps before reaching the emissive STE state with a lifetime of ∼15 μs. Our work offers a comprehensive and precise dynamic picture of STE emission in low-dimensional metal halides and sheds light on extending their potential applications.

U2 - 10.1021/acs.jpclett.3c01878

DO - 10.1021/acs.jpclett.3c01878

M3 - Journal article

C2 - 37603899

AN - SCOPUS:85169294403

VL - 14

SP - 7665

EP - 7671

JO - Journal of Physical Chemistry Letters

JF - Journal of Physical Chemistry Letters

SN - 1948-7185

IS - 34

ER -

ID: 366342504