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Solar Concentrators and Conversion Layers Based on Colloidal Quantum Dots

delete2026-03-13
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OA
AI
T
Thaís Adriany de Souza Carvalho
J
José Agenor Carvalho Junior
M
Marcelo Coelho Batista
C
Claudio de Oliveira
W
Wagner S. Machado
M
Marco Antônio Schiavon *
DOI:10.1021/acsanm.6c00679delete
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摘要

摘要

En 中文
转换层(CLs)和发光太阳能聚光器(LSCs)是光谱转换和引导入射光以增强光伏性能的有效策略。然而,量子点(QDs)在此类系统中的光学行为和稳定性仍需进一步探索。本研究将CuZnInS/ZnS(CZIS/ZnS)量子点掺入聚二甲基硅氧烷(PDMS)基质中制备了CLs和LSCs,随后将其与CuInS2(CIS)量子点敏化太阳能电池(QDSSCs)集成。CL和LSC器件分别实现了10.3%和13%的效率提升,归因于量子点降低了再吸收损失并具有高的光致发光效率。尽管添加第二层ZnS壳体增加了量子点的发射强度,但在连续光照下并未缓解光降解,表明纳米晶体的固有降解是限制器件稳定性的主要因素。这些结果突显了基于量子点的CLs和LSCs在光伏光谱工程中的潜力,同时也强调了需要提高量子点稳定性并优化量子点聚合物基质以实现长期运行。
Keyword:
conversion layers
luminescent solar concentrator
solar cell
quantum dots
stability

期刊

ACS Applied Nano Materials 封面图
ACS Applied Nano Materials
IF:
5.5
论文数:
2.6K
被引数:
5.0W

机构

U
universidade federal de são joão del-rei
学者数:
133
论文数: 62
被引数: 0
引用论文

引用论文

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