Observation of a phonon bottleneck in copper-doped colloidal quantum dots

Weak electron-phonon scattering that can enable long-lived hot electrons in semiconductors is of interest in hot carrier solar cells. Here, the authors report copper-doped colloidal cadmium-selenide quantum dots with hot electron lifetime extended by more than 30-fold compared to undoped dots.

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Autores principales: Lifeng Wang, Zongwei Chen, Guijie Liang, Yulu Li, Runchen Lai, Tao Ding, Kaifeng Wu
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2019
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Acceso en línea:https://doaj.org/article/b2c6a5a691a94dee8e8a2132e4ecb340
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spelling oai:doaj.org-article:b2c6a5a691a94dee8e8a2132e4ecb3402021-12-02T17:33:10ZObservation of a phonon bottleneck in copper-doped colloidal quantum dots10.1038/s41467-019-12558-y2041-1723https://doaj.org/article/b2c6a5a691a94dee8e8a2132e4ecb3402019-10-01T00:00:00Zhttps://doi.org/10.1038/s41467-019-12558-yhttps://doaj.org/toc/2041-1723Weak electron-phonon scattering that can enable long-lived hot electrons in semiconductors is of interest in hot carrier solar cells. Here, the authors report copper-doped colloidal cadmium-selenide quantum dots with hot electron lifetime extended by more than 30-fold compared to undoped dots.Lifeng WangZongwei ChenGuijie LiangYulu LiRunchen LaiTao DingKaifeng WuNature PortfolioarticleScienceQENNature Communications, Vol 10, Iss 1, Pp 1-8 (2019)
institution DOAJ
collection DOAJ
language EN
topic Science
Q
spellingShingle Science
Q
Lifeng Wang
Zongwei Chen
Guijie Liang
Yulu Li
Runchen Lai
Tao Ding
Kaifeng Wu
Observation of a phonon bottleneck in copper-doped colloidal quantum dots
description Weak electron-phonon scattering that can enable long-lived hot electrons in semiconductors is of interest in hot carrier solar cells. Here, the authors report copper-doped colloidal cadmium-selenide quantum dots with hot electron lifetime extended by more than 30-fold compared to undoped dots.
format article
author Lifeng Wang
Zongwei Chen
Guijie Liang
Yulu Li
Runchen Lai
Tao Ding
Kaifeng Wu
author_facet Lifeng Wang
Zongwei Chen
Guijie Liang
Yulu Li
Runchen Lai
Tao Ding
Kaifeng Wu
author_sort Lifeng Wang
title Observation of a phonon bottleneck in copper-doped colloidal quantum dots
title_short Observation of a phonon bottleneck in copper-doped colloidal quantum dots
title_full Observation of a phonon bottleneck in copper-doped colloidal quantum dots
title_fullStr Observation of a phonon bottleneck in copper-doped colloidal quantum dots
title_full_unstemmed Observation of a phonon bottleneck in copper-doped colloidal quantum dots
title_sort observation of a phonon bottleneck in copper-doped colloidal quantum dots
publisher Nature Portfolio
publishDate 2019
url https://doaj.org/article/b2c6a5a691a94dee8e8a2132e4ecb340
work_keys_str_mv AT lifengwang observationofaphononbottleneckincopperdopedcolloidalquantumdots
AT zongweichen observationofaphononbottleneckincopperdopedcolloidalquantumdots
AT guijieliang observationofaphononbottleneckincopperdopedcolloidalquantumdots
AT yululi observationofaphononbottleneckincopperdopedcolloidalquantumdots
AT runchenlai observationofaphononbottleneckincopperdopedcolloidalquantumdots
AT taoding observationofaphononbottleneckincopperdopedcolloidalquantumdots
AT kaifengwu observationofaphononbottleneckincopperdopedcolloidalquantumdots
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