
Dr Song Jiajun
Research Assistant Professor
- TU504
- +852 3400 2657
- jia-jun.song@polyu.edu.hk
Research Overview
Our research focuses on developing emerging mixed ionic–electronic conductors, such as 2D metal–organic frameworks and covalent organic frameworks, for high-performance organic transistors aimed at bioelectronic applications. We strive to advance bioelectronic devices to enable innovations in healthcare.
Education and Academic Qualifications
- Doctor of Philosophy, The Hong Kong Polytechnic University
Research Interests
Achievements
- J. Song, H. Liu, Z. Zhao, P. Lin, F. Yan, Flexible Organic Transistors for Biosensing: Devices and Applications. Adv. Mater. 36, 2300034 (2024).
- J. Song, C. K. Liu, V. Piradi, C. Chen, Y. Zhu, X. Zhu, L. Li, W.-Y. Wong, F. Yan, Large‐Area Fabrication of Hexaazatrinaphthylene‐Based 2D Metal‐Organic Framework Films for Flexible Photodetectors and Optoelectronic Synapses. Adv. Sci., 11, 2305551 (2024).
- J. Song, L. Li, W.-Y. Wong, F. Yan, Organic Mixed Conductors in Electrochemical Transistors for Bioelectronic Applications. Acc. Mater. Res. 5, 1036-1047 (2024).
- J. Song, H. Liu, Z. Zhao, X. Guo, C. K. Liu, S. Griggs, A. Marks, Y. Zhu, H. K. Law, I. McCulloch, F. Yan, 2D metal-organic frameworks for ultraflexible electrochemical transistors with high transconductance and fast response speeds. Sci. Adv. 9, eadd9627 (2023).
- J. Song, G. Tang, J. Cao, H. Liu, Z. Zhao, S. Griggs, A. Yang, N. Wang, H. Cheng, C. K. Liu, I. McCulloch, F. Yan, Perovskite Solar Cell-Gated Organic Electrochemical Transistors for Flexible Photodetectors with Ultrahigh Sensitivity and Fast Response. Adv. Mater. 35, 2207763 (2023).
- J. Song, F. Yan, Applications of Organic Electrochemical Transistors in Flexible Bioelectronics. IEEE J. Flexible Electron. 1, 88-97 (2022).
- C. K. Liu, V. Piradi, J. Song, Z. Wang, L. W. Wong, E. H. L. Tan, J. Zhao, X. Zhu, F. Yan, 2D Metal–Organic Framework Cu3(HHTT)2 Films for Broadband Photodetectors from Ultraviolet to Mid‐Infrared. Adv. Mater. 34, 2204140 (2022).
- J. Song, J. Zheng, A. Yang, H. Liu, Z. Zhao, N. Wang, F. Yan, Metal–organic framework transistors for dopamine sensing. Mater. Chem. Front. 5, 3422-3427 (2021).
- H. Liu, A. Yang, J. Song, N. Wang, P. Lam, Y. Li, H. K.-w. Law, F. Yan, Ultrafast, sensitive, and portable detection of COVID-19 IgG using flexible organic electrochemical transistors. Sci. Adv. 7, eabg8387 (2021).
- J. Song, P. Lin, Y. F. Ruan, W. W. Zhao, W. Wei, J. Hu, S. Ke, X. Zeng, J. J. Xu, H. Y. Chen, W. Ren, F. Yan, Organic Photo-Electrochemical Transistor-Based Biosensor: A Proof-of-Concept Study toward Highly Sensitive DNA Detection. Adv. Healthcare Mater. 7, 1800536 (2018).
- J. Song, P. Lin, D. Liu, S. Ke, X. Zeng, A Salmonella Sensor, Preparation Method, and Method for Detecting Salmonella Concentration. Chinese Invention Patent, Patent No.: ZL201611054808.3
- Lin, P. Lin, J. Song, W. Wei, S. Ke, X. Zeng, A Photoelectrochemical Biosensor and Its Preparation Method, Chinese Invention Patent, Patent No.: ZL201611054180.7
- J. Hu, P. Lin, J. Song, F. Yan, S. Ke, X. Zeng, A Sarcosine Detection Device, Its Preparation Method and Application, Chinese Invention Patent, Patent No.: ZL201611054915.6.
- D. Liu, P. Lin, J. Song, L. Nie, S. Ke, X. Zeng, J. Guo, S. Chen, A Toxin Sensor Based on Organic Photoelectrochemical Transistor and Its Preparation Method. Chinese Invention Patent, Patent No.: ZL201711464221.4
- P. Lin, H. Liu, W. Tao, J. Song, J. Hu, S. Ke, X. Zeng, A Upconversion Material-Based Photoelectrochemical DNA Sensor and Its Detection Method. Chinese Invention Patent, Patent No.: ZL201710556529.5