Associate Professor | Hefei Institutes of Physical Science, Chinese Academy of Science, China
Jiajiu Ye is a dedicated researcher specializing in perovskite materials and their applications in solar cells and X-ray detectors. Born on June 18, 1988, in Hefei, Anhui, he has made significant contributions to the field of photoelectric conversion and material optimization. Currently affiliated with the Hefei Institutes of Physical Science, Chinese Academy of Sciences, he has worked in multiple prestigious institutions worldwide, including Forschungszentrum Jülich in Germany and the French Atomic Energy Commission. His research has led to breakthroughs in crystallization balance, ion migration control, and carrier transport enhancement, improving the efficiency and stability of perovskite-based devices. With over 30 publications in high-impact journals like Nature and Advanced Materials, he is recognized for his pioneering work in flexible photovoltaic devices and imaging applications. Jiajiu Ye has also led national and international research projects, demonstrating expertise in both theoretical and applied aspects of perovskite materials.
Jiajiu Ye’s academic journey reflects his strong foundation in chemistry and material science. He earned his Ph.D. in Materials Physics and Chemistry from the University of Science and Technology of China (2014-2017), where he focused on optimizing perovskite materials for energy applications. Before that, he completed his Master of Science in Organic Chemistry at Hefei University of Technology (2009-2012), developing expertise in chemical synthesis and material formulation. His undergraduate studies were in Chemistry at West Anhui University (2005-2009), where he built his foundational knowledge in chemical principles and laboratory research. His interdisciplinary education in chemistry and materials science has been instrumental in shaping his research career, allowing him to develop high-efficiency perovskite solar cells and X-ray detectors. His academic background, combined with extensive research experience, has positioned him as a leader in next-generation energy materials and their real-world applications.
Experience
Jiajiu Ye has accumulated a wealth of experience across academia, industry, and international research institutions. He began his career as an engineer at Shanghai Sandia Medicine (2012-2014), focusing on compound synthesis. He later transitioned into energy research at Hefei Guoxuan Hi-Tech Power Energy Co., Ltd. (2017-2018), where he analyzed lithium battery safety mechanisms. His postdoctoral journey includes working at the French Atomic Energy Commission (2018-2020) on solar cell technology, China Academy of Engineering Physics (2021) on perovskite ray detection, and the Institute of Solid State Physics, CAS (2020-2023) on perovskite solar cells and detectors. Most recently, he conducted advanced research on perovskite material theory and analysis at Forschungszentrum Jülich, Germany (2023-2024). His diverse experience in both experimental and theoretical research has contributed to numerous innovations in solar energy, flexible photovoltaics, and X-ray imaging technology.
Awards & Honors
Jiajiu Ye has received multiple prestigious awards for his contributions to perovskite materials and energy research. His work in developing ultra-light flexible batteries led to the design of a permanent aerospace vehicle, winning the second prize in the Air Force Aviation Innovation Challenge. His groundbreaking research on yellow-phase polycrystalline perovskite materials has achieved application-level planar X-ray imaging standards, significantly improving imaging resolution. He is also a member of the Young Team in the Field of Basic Research, a program supported by the Chinese Academy of Sciences. Additionally, he has secured funding from the National Natural Science Foundation for Young Scientists and the Sino-German Postdoctoral Exchange Program. With a track record of high-impact publications and successful research projects, Jiajiu Ye continues to be recognized as a leading innovator in the field of perovskite solar cells and detectors.
Research Focus
Jiajiu Ye’s research primarily revolves around perovskite materials, focusing on their crystallization process, stability, and application in solar cells and X-ray detectors. He has tackled key challenges such as phase separation, ion migration, and structural stress, which affect the efficiency and longevity of perovskite devices. His work has led to a certified solar cell efficiency of over 26.4%, approaching the world record of 26.7%. In X-ray imaging, he has developed direct-type perovskite detectors that surpass conventional technologies in resolution and performance. By designing high-speed carrier transport channels, he has enhanced electron and hole extraction, significantly improving energy conversion efficiency. His research extends to flexible and lightweight photovoltaic devices for aerospace applications, positioning him at the forefront of next-generation renewable energy and imaging technologies. Through interdisciplinary collaboration and cutting-edge material science, he continues to push the boundaries of photoelectric conversion and material engineering.
Conclusion
Dr. Jiajiu Ye’s substantial contributions to perovskite material research, evidenced by his high-efficiency solar cells, innovative flexible batteries, and advanced imaging detectors, position him as a strong candidate for the Best Researcher Award. By broadening his collaborative efforts and assuming leadership roles in international initiatives, he can further elevate his impact and solidify his standing as a leading figure in the field.
Publication
Stabilizing TiO₂/CH₃NH₃PbI₃ heterostructure and enhancing interface trap passivation for efficient and stable perovskite solar cells (2021) – S. Xu, Z. Liang, H. Zheng, L. Zhang, X. Xu, H. Xu, L. Zhu, J. Ye, G. Liu, X. Pan (Citations: 6)
Effect of low grain boundary crystallization Cu₂ZnSnSₓSe₄₋ₓ counter electrode on the performance of dye-sensitized solar cells (2021) – J. Ye, Z. Liang, M. Haibin, G. Liu (Citations: 5)
Influence of Insulating Oxide Coatings on the Performance of Perovskite Solar Cells and the Interface Charge Recombination Dynamics (2016) – L. Zhou, J. Zhu, Y.F. Xu, Z.P. Shao, X.H. Zhang, J.J. Ye, Y. Huang (Citations: 5)
Designing Surface Passivators Through Intramolecular Potential Manipulation for Efficient and Stable Perovskite Solar Cells (2024) – T. Guo, Z. Liang, B. Liu, Z. Huang, H. Xu, Y. Tao, H. Zhang, H. Zheng, J. Ye (Citations: 3)
Enhanced performance of planar perovskite solar cells by doping the SnO₂ electron transport layer with guanidinium chloride (2023) – J. Ye, Y. Li, A.A. Medjahed, S. Pouget, D. Aldakov, Y. Liu, P. Reiss (Citations: 3)
Regulating buried interface properties and alleviating micro-strain of crystals for efficient perovskite solar cells (2023) – S. Xu, G. Liu, H. Zheng, Y. Tao, H. Zhang, L. Zhang, L. Zhu, J. Ye, J. Li, X. Pan (Citations: 3)
A Hybrid Tandem Solar Cell Combining a Dye-Sensitized and a Polymer Solar Cell (2016) – Z. Shao, S. Chen, X. Zhang, L. Zhu, J. Ye, S. Dai (Citations: 3)
Perovskite Solar Cells: Doped Bilayer Tin (IV) Oxide Electron Transport Layer for High Open‐Circuit Voltage Planar Perovskite Solar Cells with Reduced Hysteresis (2021) – J. Ye, Y. Li, A.A. Medjahed, S. Pouget, D. Aldakov, Y. Liu, P. Reiss (Citations: 2)
Self-deposited passivation for decreasing scalable processing loss of perovskite solar cells (2024) – Y. Tao, Z. Liang, J. Ye, S. Xu, H. Zhang, H. Xu, C. Cao, Q. Yang, Z. Abbas (Citations: 1)
Suppression of ion migration in lead-free zero-dimensional perovskite FA₃BiBr₆ single crystals for X-ray detection (2024) – K. Ji, W. Wang, Y. Ma, Z. Wang, X. Liu, J. Ye, S. Zhang, X. Pan, S. Dai (Citations: 1)
Jiajiu Ye| Perovskite Materials | Best Researcher Award