Evidence map›Paper›PMID 41831323›Full record

ArticleAdvanced science (Weinheim, Baden-Wurttemberg, Germany)2026

Decoupling the Transparency-Efficiency Trade-Off in Semi-Transparent Organic Solar Cells via Optimized Dual-Channel Photoelectric Conversion.

Yuyan Li, Shibo Wang, Heng Liu, Bonan Shi, Zhuoqiong Zhang, Yabing Tang, Yuting Song, Shu Kong So, Dongbin Dang, Han Yan and 3 more

Abstract read
In one paragraph

Article in Advanced science (Weinheim, Baden-Wurttemberg, Germany), 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

13 authors.

Yuyan LiSchool of Chemical and Molecular Sciences, Henan University (Zhengzhou), Zhengzhou, China.
Shibo WangLongzihu New Energy Laboratory, Zhengzhou, China.
Heng LiuDepartment of Physics, The Chinese University of Hong Kong, Hong Kong, China.
Bonan ShiState Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi'an Jiaotong University, Xi'an, China.
Zhuoqiong ZhangDepartment of Physics and Institute of Advanced Materials, Hong Kong Baptist University, Hong Kong, China.
Yabing TangLongzihu New Energy Laboratory, Zhengzhou, China.
Yuting SongLongzihu New Energy Laboratory, Zhengzhou, China.
Shu Kong SoDepartment of Physics and Institute of Advanced Materials, Hong Kong Baptist University, Hong Kong, China.
Dongbin DangSchool of Chemical and Molecular Sciences, Henan University (Zhengzhou), Zhengzhou, China.
Han YanState Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi'an Jiaotong University, Xi'an, China.
Xinhui LuDepartment of Physics, The Chinese University of Hong Kong, Hong Kong, China.
Guilong CaiSchool of Chemical and Molecular Sciences, Henan University (Zhengzhou), Zhengzhou, China.ORCID https://orcid.org/0000-0001-9924-1362
Suojiang ZhangSchool of Chemical and Molecular Sciences, Henan University (Zhengzhou), Zhengzhou, China.

Funding

Key Technology Team of the Chinese Academy of Sciences GJJSTD20220003National Natural Science Foundation of China 22227811Research Grant Council (RGC) of Hong Kong C4005-22YTalent Program of the Chinese Academy of Sciences E52R3502Youth Fund Project of Natural Science Foundation of Henan Province 252300421724
6 · The paper itself

Abstract

The development of semi-transparent organic solar cells (ST-OSCs) for building-integrated photovoltaics is fundamentally constrained by the inherent trade-off between transparency and efficiency. To achieve a breakthrough, it is imperative to maintain high transparency while mitigating the concomitant efficiency loss in low-donor-content devices. Herein, we address this challenge by implementing a strategy that optimizes dual-channel photoelectric conversion, which synergistically integrates the respective advantages of both the heterojunction (HJ) channel and the spontaneously formed photo-charge (SP) channel. The results reveal that the HJ channel primarily governs hole transport and thus the fill factor, whereas the SP channel is pivotal for charge generation, directly influencing the short-circuit current density. Strategic acceptor selection and dual-additive-assisted morphology control effectively minimize electrical losses from insufficient charge generation and severe recombination, enabling a remarkable power conversion efficiency of 11.3% in PTB7-Th:BTP-eC9 (1:4) devices that outperforms their bulk heterojunction (BHJ) counterparts (10.4%), without losing the high transparency (>65%). The general applicability of this strategy was further validated in PM6:BTP-eC9 (1:3) based ST-OSCs, yielding a competitive light utilization efficiency of 4.67% and demonstrating the generalizability of our approach across different active layer systems. This study reveals the crucial role of dual-channel photoelectric conversion in realizing high-performance ST-OSCs.

Indexed as

dual‐additive approachdual‐channel photoelectric conversionlow‐donor‐content devicesemi‐transparent organic solar cellspontaneously formed photo‐charge

Identifiers

PMID41831323
PMCPMC13248786

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.