Evidence map›Paper›PMID 35501300›Full record

ArticleNature communications2022

Vertically optimized phase separation with improved exciton diffusion enables efficient organic solar cells with thick active layers.

Yunhao Cai, Qian Li, Guanyu Lu, Hwa Sook Ryu, Yun Li, Hui Jin, Zhihao Chen, Zheng Tang, Guanghao Lu, Xiaotao Hao and 3 more

Abstract read
In one paragraph

Article in Nature communications, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing 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

35 citing papers in PubMed.

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  20. Integration of Conductive SnONanomaterials (Basel, Switzerland) · 2025
    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.

Yunhao CaiSchool of Chemistry, Beihang University, 100191, Beijing, P. R. China.
Qian LiNational Laboratory of Solid State Microstructures, School of Physics, and Collaborative Innovation Center for Advanced Microstructures, Nanjing University, Nanjing, 210093, P. R. China.
Guanyu LuFrontier Institute of Science and Technology, Xi'an Jiaotong University, Xi'an, 710054, P. R. China.
Hwa Sook RyuDepartment of Chemistry, College of Science, KU-KIST Graduate School of Converging Science and Technology, Korea University, Seoul, 136-713, Republic of Korea.
Yun LiSchool of Chemistry, Beihang University, 100191, Beijing, P. R. China.
Hui JinState Key Laboratory for Modification of Chemical Fibers and Polymer Materials, Center for Advanced Low-dimension Materials, College of Materials Science and Engineering, Donghua University, Shanghai, 201620, P. R. China.
Zhihao ChenSchool of Physics State Key Laboratory of Crystal Materials, Shandong University, Jinan, 250100, P. R. China.
Zheng TangState Key Laboratory for Modification of Chemical Fibers and Polymer Materials, Center for Advanced Low-dimension Materials, College of Materials Science and Engineering, Donghua University, Shanghai, 201620, P. R. China.ORCID http://orcid.org/0000-0003-0036-2362
Guanghao LuFrontier Institute of Science and Technology, Xi'an Jiaotong University, Xi'an, 710054, P. R. China. guanghao.lu@mail.xjtu.edu.cn.ORCID http://orcid.org/0000-0001-7829-7308
Xiaotao HaoSchool of Physics State Key Laboratory of Crystal Materials, Shandong University, Jinan, 250100, P. R. China.
Han Young WooDepartment of Chemistry, College of Science, KU-KIST Graduate School of Converging Science and Technology, Korea University, Seoul, 136-713, Republic of Korea.ORCID http://orcid.org/0000-0001-5650-7482
Chunfeng ZhangNational Laboratory of Solid State Microstructures, School of Physics, and Collaborative Innovation Center for Advanced Microstructures, Nanjing University, Nanjing, 210093, P. R. China. cfzhang@nju.edu.cn.ORCID http://orcid.org/0000-0001-9030-5606
Yanming SunSchool of Chemistry, Beihang University, 100191, Beijing, P. R. China. sunym@buaa.edu.cn.ORCID http://orcid.org/0000-0001-7839-3199

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The development of organic solar cells (OSCs) with thick active layers is of crucial importance for the roll-to-roll printing of large-area solar panels. Unfortunately, increasing the active layer thickness usually results in a significant reduction in efficiency. Herein, we fabricated efficient thick-film OSCs with an active layer consisting of one polymer donor and two non-fullerene acceptors. The two acceptors were found to possess enlarged exciton diffusion length in the mixed phase, which is beneficial to exciton generation and dissociation. Additionally, layer by layer approach was employed to optimize the vertical phase separation. Benefiting from the synergetic effects of enlarged exciton diffusion length and graded vertical phase separation, an efficiency of 17.31% (certified value of 16.9%) is obtained for the 300 nm-thick OSC, with a short-circuit current density of 28.36 mA cm

Identifiers

PMID35501300
PMCPMC9061803

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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.