Xiaomin Xu

Dr. Xiaomin Xu is Associate Professor at Tsinghua Shenzhen International Graduate School (SIGS), Tsinghua University. She obtained her B.Sc. in Chemistry from the University of Science and Technology of China (USTC) in 2011, and Ph.D. in Chemistry from the Chinese University of Hong Kong (CUHK) in 2015. From 2016 to 2017, she worked as a Postdoctoral Fellow at the Center for Emergent Matter Science, RIKEN, and subsequently at the Department of Physics, Humboldt Universität zu Berlin, holding the Alexander von Humboldt Research Fellowship from 2017 to 2019. Her research focuses on functional organic materials and bioelectronics, with an emphasis on developing ultraflexible wearables and neural interfaces. Dr. Xu has authored over 50 research articles published in esteemed journals such as Nat. Energy, Nat. Commun., PNAS, Chem, Adv. Mater., and many others, with more than 3,200 citations and an H-index of 28. Currently, she is a member of the Early Career Editorial Advisory Board for Appl. Phys. Rev. and serves as an editorial board member for Wearable Electronics.

08/2011 – 08/2015, Ph.D. in Chemistry, The Chinese University of Hong Kong (CUHK)

07/2007 – 07/2011, B.Sc. in Chemistry, University of Science and Technology of China (USTC)

06/2022 – present, Associate Professor, Tsinghua Shenzhen International Graduate School (SIGS), Tsinghua University

09/2019 – 06/2022, Assistant Professor, Tsinghua-Berkeley Shenzhen Institute (TBSI) & Tsinghua Shenzhen International Graduate School (SIGS), Tsinghua University

08/2017 – 09/2019, Alexander von Humboldt Postdoctoral Fellow, Humboldt-Universität zu Berlin, Germany

07/2016 – 07/2017, Postdoctoral Fellow, RIKEN, Japan

12/2015 – 06/2016, Postdoctoral Fellow, The Chinese University of Hong Kong

09/2015 – 12/2015, Visiting Scholar, CAS Key Laboratory of Organic Solids, Institute of Chemistry Chinese Academy of Sciences   

Editorial Board Member of Wearable Electronics

Early Career Editorial Advisory Board of Applied Physics Reviews

Deputy Director of the Biomedical Materials and Devices Research Center

• Organic Electronics: Materials and Emerging Technologies (86000943)

•  Flexible Materials and Electronics (86001013)

Our research is centered on soft materials and bioelectronics, with an emphasis on developing ultraflexible wearables and neural interfaces.

1) Ministry of Science and Technology (MOST) - The National Key R&D Program, PI.

2) National Natural Science Foundation of China - The General Program, PI.

3) National Natural Science Foundation of China - The Program for the Youth, PI.

4) Guangdong Basic and Applied Basic Research Foundation – The General Program, PI.

5) Shenzhen Science and Technology Innovation Committee - Outstanding Youth Basic Research Project, PI.

6) Shenzhen Science and Technology Innovation Committee - The Key Project, PI.

7) Tsinghua Shenzhen International Graduate School (SIGS) Overseas Research Cooperation Fund-Young Scholars Cooperation Project, PI.

8) Tsinghua Shenzhen International Graduate School (SIGS) Startup Funding, PI.

9) Guangdong Provincial Department of Science and Technology Pearl River Talent Team Program, co-PI.

10) Shenzhen high-level talent team project, co-PI.

[1] S. Saifi, X. Xiao, S. Cheng, H. Guo, G. Zhou, X. Xu*, H.-M. Cheng*. An ultraflexible energy harvesting-storage system for wearable applications. Nat. Commun. 15, 6546 (2024). Featured in Editors’ highlights.

[2] S. Cheng, R. Zhu, X. Xu*. Hydrogels for next generation neural interfaces. Commun. Mater. 5, 99 (2024). An invited contribution to the themed collection “Wearable sensors for real-time health monitoring”.

[3] H. Guo, J. Guo, Y. Wang, H. Wang, S. Cheng, Z. Wang, Q. Miao, X. Xu*. An Organic Optoelectronic Synapse with Multilevel Memory Enabled by Gate Modulation. ACS Applied Materials & Interfaces 16, 66948–66960. (2024). An invited contribution to the special forum: Early Career Forum 2024, supplementary front cover.

[4] Z. Wang, S. Cheng, K. Fukuda, W. Hu*, X. Xu*, T. Someya*. Flexible Near-Infrared Organic Photodetectors for Emergent Wearable Applications. Wearable Electron. 1, 53–77 (2024).

[5] Y. Zhu, X. Xu*. Electrolyte Engineering in Organic Electrochemical Transistors for Advanced Electrophysiology. Soft Science 4, 21 (2024). An invited contribution.

[6] S. Cheng, Z. Lou, L. Zhang, H. Guo, Z. Wang, C. Guo, K. Fukuda, S. Ma, G. Wang, T. Someya, H.-M. Cheng, X. Xu*. Ultrathin hydrogel films toward breathable skin-integrated electronics. Adv. Mater. 35, 2206793 (2023). ESI highly cited.

[7] Z. Lou, J. Tao, B. Wei, X. Jiang, S. Cheng, Z. Wang, C. Qin, R. Liang, H. Guo, L. Zhu, P. Müller-Buschbaum, H.-M. Cheng*, X. Xu*. Near-infrared organic photodetectors toward skin-integrated photoplethysmography-electrocardiography multimodal sensing system. Adv. Sci. 2304174 (2023).

[8] B. Wei, Z. Wang, H. Guo, F. Xie, S. Cheng, Z. Lou, C. Zhou, H. Ji, M. Zhang, X. Wang, X. Jiao, S. Ma*, H.-M. Cheng*, X. Xu*. Ultraflexible tattoo electrodes for epidermal and in vivo electrophysiological recording. Cell Rep. Phys. Sci. 4, 101335 (2023).

[9] W. Xu, J. Wang, S. Cheng, X. Xu*. Flexible Organic Transistors for Neural Activity Recording. App. Phys. Rev. 9, 031308 (2022). Featured article.

[10] H. Guo, S. Saifi, K. Fukuda, H.-M. Cheng, Z. Lou*, X. Xu*. Flexible organic photodetectors and their use in wearable systems. Digit. Signal Process. 125, 103145 (2022).

[11] X. Xu, Z. Lou, S. Cheng, P. C. Y. Chow, N. Koch, H.-M. Cheng. Van der Waals organic /inorganic heterostructures in the two-dimensional limit. Chem 7, 2989–3026 (2021).

[12] X. Xu, T. Schultz, Z. Qin, N. Severin, B. Haas, S. Shen, J. N. Kirchhof, A. Opitz, C. T. Koch, K. Bolotin, J. P Rabe, G. Eda, N. Koch. Microstructure and elastic constants of transition metal dichalcogenide monolayers from friction and shear force microscopy. Adv. Mater. 30, 1803748 (2018).

[13] X. Xu, K. Fukuda, A. Karki, S. Park, H. Kimura, H. Jinno, N. Watanabe, S. Yamamoto, S. Shimomura, D. Kitazawa, T. Yokota, S. Umezu, T.-Q. Nguyen, T. Someya. Thermally stable, highly efficient, ultraflexible organic photovoltaics. Proc. Natl. Acad. Sci. U.S.A. (PNAS) 115, 4589–4594 (2018).

[14] H. Jinno, K. Fukuda, X. Xu, S. Park, Y. Suzuki, M. Koizumi, T. Yokota, I. Osaka, K. Takimiya, T. Someya. Stretchable and waterproof elastomer-coated organic photovoltaics for washable electronic textile applications. Nat. Energy 2, 780–785 (2017).

[15] D. Ji, X. Xu (equal contribution), L. Jiang, S. Amirjalayer, L. Jiang, Y. Zhen, Y. Zou, Y. Yao, H. Dong, J. Yu, H. Fuchs, W. Hu. Surface polarity and self-structured nanogrooves collaborative oriented molecular packing for high crystallinity towards efficient charge transport. J. Am. Chem. Soc. 139, 2734–2740 (2017).

[16] X. Xu, Y. Yao, B. Shan, X. Gu, D. Liu, J. Liu, J. Xu, N. Zhao, W. Hu, Q. Miao. Electron Mobility exceeding 10 cm²V^-1s^-1 and band-like charge transport in solution-processed n-channel organic thin-film transistors. Adv. Mater. 28, 5276–5283 (2016).

For the complete publication list, please refer to:

ORCID: 0000-0002-9903-3798

Google scholar: PaTbsjMAAAAJ&hl=en

Scientific activities

1) Invited talk: Ultraflexible organic electronics toward seamless human integration. International Union of Materials Research Societies & 18th International Conference on Electronic Materials 2024 (IUMRS-ICEM 2024), Hong Kong, May 2024.

2) Invited talk: Ultraflexible organic electronics toward seamless human integration. The 13th International Conference on Advanced Materials and Devices (ICAMD 2023）Jeju, Dec. 2023.

3) Invited talk: Ultraflexible organic electronics for human-centric sensing systems and interfaces. The Hong Kong Polytechnic University (PolyU) - Mechanical Engineering Seminar Series, Hong Kong, Jan. 2024.

4) Invited talk: Ultraflexible organic electronics for human-centric sensing systems and interfaces. The Chinese University of Hong Kong (CUHK) - Seminar, Hong Kong, Jan. 2024.

5) Invited talk: Ultraflexible human-integrated electronics. High-End Forum on Smart Materials in China (III) and the Third Editorial Board Meeting of SmartMat, Tianjin, Sept. 2023.

6) Invited talk: Flexible Materials for Skin-Integrated Electronics and Implantable Neural Interfaces. The Brain Cognition and Brain Disease Institute of Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Nov. 2022.

7) Invited talk: Ultraflexible organic optoelectronics and skin-integrated systems. 2021 Smart Wearable Technology Innovation Forum for Young Scientists, Nov. 2022.

8) Invited talk: Ultraflexible (opto)electronics and the applications in wearable systems. Ajou University, (online symposium), Dec. 2021.

9) Invited talk: Ultraflexible organic optoelectronics and the applications in wearable systems. The 10th Celebration ICAFPM 2021, Shanghai, Oct. 2021.

10) Invited talk: Ultraflexible (opto)electronics: from microstructure engineering to wearable applications. The 7th International Symposium of Flexible & Stretchable Electronics 2021 (ISFSE 2021), Wuhan, June 2021.

11) Invited talk: Ultraflexible (opto)electronics: from microstructure engineering to wearable applications, Southern University of Science and Technology (SUSTech) - Seminar, Shenzhen, May 2021.

12) Invited talk: Solution-processed organic electronics: from microstructure engineering to ultraflexible devices. The 3rd Symposium on the Development of Organic Optoelectronic Materials and Devices, Shanghai, May 2021.

13) Invited talk: From microstructure engineering of semiconductors to ultraflexible (opto)electronics. Hybrid Inorganic/Organic Systems for Opto-Electronics (HIOS Symposium 2020), Berlin (online), Sept. 2020.

14) Invited talk: Visualizing microstructure of the low-dimensional materials and controlling molecular assembly on the heterointerface. LDMO 2019 (The 2nd International Symposium on Low Dimensional Materials for Optoelectronics) Shenzhen, Dec. 2019.

15) Invited talk: Solution-processed organic electronics and beyond: from molecular assembly to the ultraflexible devices. IOP CAS (SLAB, Institute of Physics Chinese Academy of Sciences) – IRIS Humboldt University of Berlin Workshop, Songshan Lake, Dongguan, Oct. 2019.

Conference organizing activities

1) MRS (Materials Research Society) 2022 Spring Meeting, Symposium co-organizer, Honolulu, Hawaii, May 2022.

2) 2021-2024, International Forum on Graphene in Shenzhen, Session Chair, Shenzhen.

3) iCanX Youth Talks, Vol. 25, Organic Electronics: toward Bio- and Energy Applications. Aug. 2023.

1) 一种柔性光电探测器及其制备方法和应用（202410574682.0）

2) 一种柔性有机薄膜晶体管及其制备方法和应用（202410229641.8）

3) 一种可调突触比重的有机光电晶体管及其相关方法与装置（202410203871.7）

4) 一种柔性集成式储能系统及其制备方法和应用（202410124933.5）

5) 一种超柔性摩擦传感器及其制备方法和应用（202311051330.9）

6) 一种基于有机光电探测器的多体征检测系统及方法（202310353314.9）

7) 基于有机光电探测器的黄疸检测贴片、系统及制备方法（202310317503.0）

8) 一种高导电水凝胶的制备方法与应用（202211733930.9）

9) 一种超柔性生物电-光电信号贴片传感器及其制备方法与应用（202210507406.3）

10) 超柔性电极用于皮肤表面及真皮层纹身的电生理信号的监测方法（202311506191.4）

11) 一种可剥离式超薄水凝胶、制备方法与应用（202110980155.6）

Scientific activities:

1. Invited talk: Flexible Materials for Skin-Integrated Electronics and Implantable Neural Interfaces. The Brain Cognition and Brain Disease Institute of Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Nov. 09, 2022.

2. Invited talk: Ultraflexible Organic Optoelectronics and Skin-Integrated Systems. 2021 Smart Wearable Technology Innovation Forum for Young Scientists, Nov. 06, 2022.

3. Invited talk: Ultraflexible (Opto)electronics and the Applications in Wearable Systems. Ajou University, Korea (online symposium), Dec. 03, 2021.

4. Invited talk: Ultraflexible Organic Optoelectronics and the Applications in Wearable Systems. The 10^th Celebration ICAFPM 2021, Shanghai, China, Oct. 17-20, 2021.

5. Invited talk: Ultraflexible (Opto)electronics: From Microstructure Engineering to Wearable Applications. The 7^th International Symposium of Flexible & Stretchable Electronics 2021 (ISFSE 2021), Wuhan, China, June 29-30, 2021.

6. Invited talk: Ultraflexible (Opto)electronics: From Microstructure Engineering to Wearable Applications at Southern University of Science and Technology (SUSTech), Shenzhen, China, May 21, 2021.

7. Invited talk: Solution-Processed Organic Electronics: from Microstructure Engineering to Ultraflexible Devices. The 3^rd Symposium on the Development of Organic Optoelectronic Materials and Devices, Shanghai, China, May 15-16, 2021.

8. Invited talk: From Microstructure Engineering of Semiconductors to Ultraflexible (Opto)electronics. Hybrid Inorganic/Organic Systems for Opto-Electronics (HIOS Symposium 2020), Berlin (online), Germany,September 10-11, 2020.

9. Invited talk:Visualizing microstructure of the low-dimensional materials and controlling molecular assembly on the heterointerface.LDMO 2019 (The 2^nd International Symposium on Low Dimensional Materials for Optoelectronics) Shenzhen, China, December 12-15, 2019.

10. Invited talk: Solution-processed organic electronics and beyond: from molecular assembly to the ultraflexible devices. IOP CAS (SLAB, Institute of Physics Chinese Academy of Sciences) – IRIS Humboldt University of Berlin Workshop, Songshan Lake, Dongguan, China, October 8-10, 2019.

Conference organizing activities

1.       MRS (Materials Research Society) 2022 Spring Meeting, Symposium co-organizer, Honolulu, Hawaii, May 09-13 (onsite) & May 23-25 (virtual), 2022.

2.       2021 International Forum on Graphene in Shenzhen, Session Chair, Shenzhen, China, April 08-11, 2021.

• 2022 Outstanding Youth Basic Research Project for Shenzhen

• 2019 Shenzhen Overseas High-Caliber Personnel

• 2017 Alexander von Humboldt Research Fellowship, Germany                    

• 2011 Hong Kong Ph.D. Fellowship Award, Research Grants Council (RGC)

• 2011 Outstanding undergraduate student, Merit undergraduate student of Anhui province, University of Science and Technology of China (USTC)