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Site-dominant quantum-cutting nanocrystals enable silicon photovoltaics exceeding 100% external quantum efficiency

delete2026-07-14
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PRE
AI
Y
Yi Cheng
X
Xiangbin Huang
C
Chengtao Huang
T
Tianyu Lan
J
Jinchan He
P
Peng Tang
M
Mabrouk Bakry
A
Abdelhamid El-Shaer
T
Tao Song
J
Jun Zhong
X
Xinglong Ren
Y
Yusheng Wang *
Z
Zhuoying Chen
F
Feng Gao
H
Henning Sirringhaus
孙宝全 cover
孙宝全 (Baoquan Sun) *
DOI：10.1016/j.joule.2026.102578delete
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Abstract

Abstract

En 中文
• Thermodynamic manipulation of Yb ion-site occupancy in nanocrystals was achieved • Interstitial YbI site occupancy critically governs quantum cutting (QC) efficiency • Silicon photovoltaic with QC nanocrystals achieves EQE exceeding 100%

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Joule cover
Joule
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35.4
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