journal article·2026

Molecular orientation–steric hindrance tradeoff of cyclohexylammonium passivators for high-performance perovskite solar cells

Shuang Gao, Zehuan Jia, Shantao Zhang, Xinyu Li, Dehan Li, Yue Zhang, Tianao Hou, Rongyao Lv, Zhimin Fang, Wenjing Chen, Tao Chen, Zhengguo Xiao, Junfa Zhu, Xiaojun Wu, Xu Pan, Shangfeng Yang

Journal of Materials Chemistry A· Volume 14· Issue 33
Publisher page

Abstract

We investigate cyclohexylammonium salts with tailored alkyl chains in PSCs. Cyclohexylethylammonium iodide (CEAI) enables near-vertical orientation and strong defect interactions, yielding 25.58% efficiency (certified 25.30%) and enhanced stability.
Only a short abstract or summary was supplied by the source.
Source: crossref · Quality: short

Research context

OpenAlex topics: Perovskite Materials and Applications · Organic Electronics and Photovoltaics · Chemical and Physical Properties of Materials

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

State Key Laboratory of Precision and Intelligent Chemistry, Collaborative Innovation Center of Chemistry for Energy Materials (iChEM), Anhui Laboratory of Advanced Photon Science and Technology, Department of Materials Science and Engineering, University of Science and Technology of China, Hefei 230026, China

Hefei National Laboratory for Physical Sciences at the Microscale, Synergetic Innovation of Quantum Information and Quantum Technology, CAS Center for Excellence in Nanoscience, School of Chemistry and Materials Sciences, University of Science and Technology of China, Hefei 230026, China

Hefei National Laboratory, University of Science and Technology of China, Hefei 230088, China

Institute of Technology for Carbon Neutralization, Yangzhou University, Yangzhou 225127, China

CAS Key Laboratory of Strongly-coupled Quantum Matter Physics, Department of Physics, University of Science and Technology of China, Hefei 230026, China

National Synchrotron Radiation Laboratory, Department of Chemical Physics and Key Laboratory of Surface and Interface Chemistry and Energy Catalysis of Anhui, Higher Education Institutes, University of Science and Technology of China, Hefei 230026, China

Key Laboratory of Photovoltaic and Energy Conservation Material, Institute of Solid-State Physics (ISSP), Hefei Institutes of Physical Science (HIPS), Chinese Academy of Sciences, Hefei 230031, China

Funding

National Natural Science Foundation of China · Fundamental Research Funds for the Central Universities · Chinese Academy of Sciences · Natural Science Research of Jiangsu Higher Education Institutions of China

References (54)

Show source-provided references
1. Han · Nat. Rev. Methods Primers · 2025 · 5 · 310.1038/s43586-024-00373-9 ↗
2. Dastgeer · Nano Energy · 2024 · 132 · 11040110.1016/j.nanoen.2024.110401 ↗
3. Xing · Science · 2013 · 342 · 34410.1126/science.1243167 ↗
4. Eperon · Energy Environ. Sci. · 2014 · 7 · 98210.1039/c3ee43822h ↗
5. De Wolf · J. Phys. Chem. Lett. · 2014 · 5 · 103510.1021/jz500279b ↗
6. NREL , 2025 , Best research-cell efficiency chart , https://www.nrel.gov/pv/cell-efficiency.html.2025
7. Chen · Chem. Soc. Rev. · 2019 · 48 · 384210.1039/C8CS00853A ↗
8. Min · Adv. Energy Mater. · 2024 · 14 · 230265910.1002/aenm.202302659 ↗
9. Wang · Adv. Energy Mater. · 2024 · 14 · 240141410.1002/aenm.202401414 ↗
10. Wu · Chem. Soc. Rev. · 2021 · 50 · 1309010.1039/D1CS00841B ↗
11. Li · Chem · 2024 · 10 · 3510.1016/j.chempr.2023.09.002 ↗
12. Ni · Science · 2020 · 367 · 135210.1126/science.aba0893 ↗
13. Kim · Sci. Rep. · 2012 · 2 · 59110.1038/srep00591 ↗
14. Park · Nature · 2023 · 616 · 72410.1038/s41586-023-05825-y ↗
15. Ma · Energy Environ. Sci. · 2024 · 17 · 157010.1039/D3EE03439A ↗
16. Gu · Angew. Chem., Int. Ed. · 2021 · 60 · 2316410.1002/anie.202109724 ↗
17. Jiang · Angew. Chem., Int. Ed. · 2024 · 63 · e20241240910.1002/anie.202412409 ↗
18. You · Adv. Mater. · 2018 · 30 · 170692410.1002/adma.201706924 ↗
19. Xu · Nat. Photonics · 2019 · 13 · 41810.1038/s41566-019-0390-x ↗
20. Zhao · ACS Energy Lett. · 2024 · 9 · 140510.1021/acsenergylett.4c00100 ↗
21. Wang · Joule · 2022 · 6 · 286910.1016/j.joule.2022.10.001 ↗
22. Fan · J. Am. Chem. Soc. · 2023 · 145 · 820910.1021/jacs.3c01684 ↗
23. Gao · Adv. Mater. · 2025 · 37 · 241330410.1002/adma.202413304 ↗
24. Jeong · Adv. Energy Mater. · 2021 · 11 · 210223610.1002/aenm.202102236 ↗
25. Yang · ACS Energy Lett. · 2021 · 6 · 391610.1021/acsenergylett.1c01811 ↗
26. Lee · ACS Energy Lett. · 2021 · 6 · 161210.1021/acsenergylett.1c00452 ↗
27. Zhou · Adv. Funct. Mater. · 2024 · 34 · 231506410.1002/adfm.202315064 ↗
28. Xue · Science · 2021 · 371 · 63610.1126/science.abd4860 ↗
29. Lin · Nature · 2022 · 603 · 7310.1038/s41586-021-04372-8 ↗
30. Qin · Adv. Mater. · 2021 · 33 · 210529010.1002/adma.202105290 ↗
31. Li · Joule · 2024 · 8 · 316910.1016/j.joule.2024.07.009 ↗
32. Xue · J. Am. Chem. Soc. · 2019 · 141 · 1394810.1021/jacs.9b06940 ↗
33. Zhang · Commun. Mater. · 2022 · 3 · 5810.1038/s43246-022-00281-z ↗
34. Zhao · Science · 2022 · 377 · 53110.1126/science.abp8873 ↗
35. Luo · Nat. Photonics · 2023 · 17 · 85610.1038/s41566-023-01247-4 ↗
36. Li · Science · 2022 · 376 · 41610.1126/science.abm8566 ↗
37. Subudhi · Sci. Rep. · 2023 · 13 · 1948510.1038/s41598-023-33419-1 ↗
38. Jiang · Adv. Mater. · 2024 · 36 · 231352410.1002/adma.202313524 ↗
39. Jiang · Angew. Chem., Int. Ed. · 2024 · 64 · e20241412810.1002/anie.202414128 ↗
40. Wang · Science · 2019 · 366 · 150910.1126/science.aay9698 ↗
41. Jiao · Energy Environ. Sci. · 2025 · 18 · 543710.1039/D5EE00189G ↗
42. Miao · J. Chem. Phys. · 2020 · 152 · 19420110.1063/5.0008537 ↗
43. Wang · Energy Environ. Sci. · 2024 · 17 · 56910.1039/D3EE03550F ↗
44. Zhang · Adv. Sci. · 2021 · 8 · 210264810.1002/advs.202102648 ↗
45. Chen · Nature · 2023 · 613 · 67610.1038/s41586-022-05541-z ↗
46. Yu · Interdiscip. Mater. · 2023 · 2 · 459
47. Gao · ACS Energy Lett. · 2024 · 9 · 503710.1021/acsenergylett.4c01912 ↗
48. Green · Sol. Cell. · 1982 · 7 · 33710.1016/0379-6787(82)90057-6 ↗
49. Wang · Nat. Commun. · 2020 · 11 · 17710.1038/s41467-019-13909-5 ↗
50. Li · Energy Environ. Sci. · 2022 · 15 · 481310.1039/D2EE02543D ↗
51. Ma · Chem · 2020 · 6 · 125410.1016/j.chempr.2020.04.013 ↗
52. Zhou · Joule · 2024 · 8 · 169110.1016/j.joule.2024.02.019 ↗
53. Hu · Science · 2026 · 391 · 16410.1126/science.aea8228 ↗
54. Zhu · Adv. Energy Mater. · 2025 · 15 · e0366610.1002/aenm.202503666 ↗