Zekun Chen

ORCID: 0009-0001-6924-1844
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Research Areas
  • Perovskite Materials and Applications
  • Conducting polymers and applications
  • Organic Electronics and Photovoltaics
  • Geotechnical Engineering and Underground Structures
  • Geotechnical Engineering and Analysis
  • Chalcogenide Semiconductor Thin Films
  • Quantum Dots Synthesis And Properties
  • Electrocatalysts for Energy Conversion
  • Civil and Geotechnical Engineering Research
  • Electronic and Structural Properties of Oxides
  • Geotechnical Engineering and Soil Stabilization
  • Supercapacitor Materials and Fabrication
  • Advanced battery technologies research
  • Rock Mechanics and Modeling
  • Ammonia Synthesis and Nitrogen Reduction
  • Nanowire Synthesis and Applications
  • Molecular Junctions and Nanostructures
  • Fuel Cells and Related Materials

Chinese Academy of Sciences
2024-2025

University of Chinese Academy of Sciences
2024-2025

Institute of Chemistry
2025

Beijing National Laboratory for Molecular Sciences
2024

Southwest Jiaotong University
2023

Fuzhou University
2023

Tianjin University of Technology
2023

Abstract Antimony sulfide (Sb 2 S 3 ) with a 1D molecular structure has strong bending characteristics, showing great application potential in flexible devices. Herein, the substrate‐structured Sb solar cells is developed and improve device performances by back interface selenization. The high‐quality film an optimal thickness of 1.8 µm, ensuring efficient spectra utilization, deposited on Mo foils rapid thermal evaporation technique. To solve issues interfacial recombination charge...

10.1002/adfm.202212627 article EN Advanced Functional Materials 2023-01-08

Abstract The slow charge transfer and high energy barrier are the key restrictions of cost‐effective electrocatalysts for hydrogen production. A hierarchical heterostructure MoN@NiFe‐layered double hydroxides (LDH) is developed, with NiFe‐LDH nanosheets supported on MoN nanowire arrays. as‐prepared MoN@NiFe‐LDH exhibits a remarkably performance production in alkaline medium, which close to benchmark Pt/C. theoretical computations indicate that has metallic character inherited from MoN, gives...

10.1002/smll.202303932 article EN Small 2023-08-23

Developing active-layer systems with both high performance and mechanical robustness is a crucial step towards achieving future commercialization of flexible stretchable organic solar cells (OSCs). Herein, we design synthesize series acceptors BTA-C6, BTA-E3, BTA-E6, BTA-E9, featuring the side chains hexyl, 3, 6, 9 carbon-chain ethyl ester end groups respectively. Benefiting from suitable phase separation vertical distribution, PM6:BTA-E3-based OSCs processed by o-xylene exhibit lower energy...

10.1038/s41467-024-55375-8 article EN cc-by Nature Communications 2025-01-17

Antimony sulfide (Sb 2 S 3 ) solar cells have attracted extensive attention in silicon‐based tandem cells. The performance of Sb devices fabricated by the vacuum method is limited sulfur vacancies ( V and surface oxide defects during high‐temperature processes. Herein, amorphous film based on low‐temperature rapid thermal evaporation (RTE) technique to overcome loss. Moreover, a sulfur‐atmosphere recrystallization strategy further developed obtain high‐quality absorbers from film. element...

10.1002/solr.202300482 article EN Solar RRL 2023-07-29

Open AccessCCS ChemistryRESEARCH ARTICLES21 Aug 2024Asymmetric Self-Assembled Monolayer as Hole Transport Layer Enables Binary Organic Solar Cells Based on PM6: Y6 with over 19% Efficiency Zekun Chen, Xiaojun Li, Shucheng Qin, Yufei Gong, Zhe Liu, Meng Yuan, TongLing Liang, Lei and Yongfang Li Chen , Qin Gong Liu Yuan Liang Cite this: CCS Chemistry. 2024;0:1–24https://doi.org/10.31635/ccschem.024.202404707 SectionsSupplemental MaterialAboutPDF ToolsAdd to favoritesDownload CitationsTrack...

10.31635/ccschem.024.202404707 article EN cc-by-nc CCS Chemistry 2024-08-22

Antimony sulfide (Sb2S3) photodetectors (PDs) have great potential in commercial applications. The performances are affected by photocarrier distribution and recombination. Here, the gate-controlled Sb2S3 thin film PD is fabricated on TiO2/SiO2/Si substrate vacuum method. p-channel transistor obtained a threshold voltage of 0.6 V switching ratio 1064, achieving an effective regulation gate voltages. A negative can enhance conductivity suppress responsivity detectivity reach 1.6 A/W 1.2 ×...

10.1364/ol.500705 article EN Optics Letters 2023-09-05

Organic solar cells (OSCs) processed with non‐halogenated solvents usually suffer from excessive self‐aggregation of small molecule acceptors (SMAs), severe phase separation and higher energy loss (Eloss), leading to reduced open‐circuit voltage (Voc) power conversion efficiency (PCE). Here, we designed synthesized two SMAs L8‐PhF L8‐PhMe by introducing different substituents (fluorine for methyl L8‐PhMe) on the phenyl end group inner side chains L8‐Ph, investigated effect intermolecular...

10.1002/ange.202416016 article EN Angewandte Chemie 2024-09-25

Organic solar cells (OSCs) processed with non‐halogenated solvents usually suffer from excessive self‐aggregation of small molecule acceptors (SMAs), severe phase separation and higher energy loss (Eloss), leading to reduced open‐circuit voltage (Voc) power conversion efficiency (PCE). Here, we designed synthesized two SMAs L8‐PhF L8‐PhMe by introducing different substituents (fluorine for methyl L8‐PhMe) on the phenyl end group inner side chains L8‐Ph, investigated effect intermolecular...

10.1002/anie.202416016 article EN Angewandte Chemie International Edition 2024-09-25

The stability of rock pillar is crucial for ensuring the construction safety twin tunnels with small clearance, especially when transitioning from traditional left-right tunnel layouts to up-down configurations due complex and variable site constraints. However, there are limited researches on evaluation comparative study these two types pillars in tunnels. This paper introduces yield approach index (YAI) as a measure assess various influencing factors including side pressure coefficient...

10.1038/s41598-023-40167-9 article EN cc-by Scientific Reports 2023-08-14

In this paper, relying on the Tianhe East Station project of Guangzhou Subway Line 11, deformation and mechanical evolution rules about existing adjacent stations with pile-beam-arch (PBA) method in all excavation stages new foundation pit is evaluated through numerical calculation method. It was revealed that largest displacement station’s side wall middle column reaches 2.1mm 1.5mm respectively during pit. Due to impact construction pit, uplifting phenomenon occurs maximum value 0.4mm....

10.56748/ejse.23525 article EN cc-by Electronic Journal of Structural Engineering 2023-12-12
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