张晓青，教授，博士生导师，2001年3月在同济大学获得凝聚态物理专业理学博士学位，2001年4月至2004年12月在德国达姆斯塔特工业大学Gerhard M. Sessler教授课题组做博士后工作，2005年起在同济大学工作，2010年12月晋升至教授，是驻极体与功能电介质课题组负责人。2007年入选上海市青年科技启明星，主持完成国家自然科学基金(NSFC)项目5项，发表学术论文200余篇，授权专利近30项。张晓青是中国物理学会第11届静电专业委员会委员，中国物理学会第8届电介质物理专业委员会委员，Institute of Electrical and Electronics Engineers Dielectric and Electrical Insulation Society （IEEE DEIS）理事会理事(Adcom)，IEEE 高级会员，IEEE International Symposium on Electrets （ISE）国际顾问，TU Darmstadt-Tongji University Workshop on Functional Materials系列会议的发起人之一，全国驻极体理论及应用研讨会(CNCE)的发起人之一和学术委员会委员、ISE18国际学术会议共同主席、第三（2018）和四届（2023）中德功能陶瓷和聚合物研讨会中方主席、第二届CNCE（2016）大会主席、中国复合材料学会高级会员、European Journal of Electrical Engineering共同编辑、多家国际期刊的评审专家。主要研究方向有柔性压电膜材料与器件，智能感知系统，驻极体、驻极体抗病毒和抑菌等。
部分学术论文
Q. Hu, T. Zhang, G. M. Sessler, H. von Seggern, A. A. Altmann, M. Kupnik, X. Zhang, Longitudinal and transverse piezoelectric effects of ferroelectret metamaterials with positive and negative Poisson's ratios," Appl. Phys. Lett., 124(14)(2024)142902.
X. Ma, Q. Hu, L. Zhou, X. Xiang, Y. Qin, K. Zhang, P. He, Y. Dai, W. Niu, X. Zhang, Flexible piezoelectret film sensor for noncontact mechanical signal capture by multiple transmission media, Nano Research, 17(8)(2024)15.
Q. Hu, L. Zhou, X. Ma, and X. Zhang, "Biodegradable, Bifunctional Electro-acoustic Transducers Based on Cellular Polylactic Acid Ferroelectrets for Sustainable Flexible Electronics," ACS Appl. Mater. Interfaces, 16(3)(2024)3876.
Z. Ruan, Q. Hu, M. Zhang, W. Liu, G. Zhu, M. Chen, X. Zhang, Ultralight and sensitive ferroelectret films with a human skin-like texture, Appl. Phys. Lett., 122(24)(2023) 242904. (Featured article, Scilight interview report: https://doi.org/10.1063/10.0019808).
L. Zhou, Q. Hu, J. Shi, Q. Ling, Y. Yuan, T. Zhang, X. Zhang, Thermally stable piezoelectric fiber based on perfluoroalkoxy alkane piezoelectret with a lotus root structure, Appl. Phys. Lett., 123(12)(2023)123504.
X. Ma, Y. Qi, Y. Niu, Q. Zhang, X. Xiang, K. Zhang, P. He, Y. Dai, W. Niu, X. Zhang, Highly sensitive, ultra-reliable flexible piezoelectret sensor for non-contact sitting motion tracking and physiological signal monitoring, Nano Energy, 111(2023)108424.
L. Zhou, F. Zhang, X. Ma, X. Zhang, Influence of soft X-ray and ultraviolet irradiations on sensitivity of sensors made with piezoelectret films, J. Phys. D: Applied Physics, 56(43)(2023) 4353042023.
X. Xiang, X. Ma, L. Zhou, G. M. Sessler, H. von Seggern, O. Ben Dali, M. Kupnik, P. He, Y. Dai, X. Zhang, Threadlike Piezoelectric Sensors Based on Ferroelectrets and Their Application in Washable and Breathable Smart Clothing, Advanced Material Technology, (2023)2202130.
X. Yang, X. Ma, C. Ding, G. M. Sessler, H. von Seggern, M. Kupnik, Y. Dai, P. He, X. Zhang, Resilient Electret Film Based Vibrational Energy Harvesters with a V-shaped Counter Electrode, IET Nanodielectrics, 6(2)(2023) 36.
X. Ma, S. Zhukov, H. von Seggern, G. M. Sessler, O. ben Dali, M. Kupnik, Y. Dai, P. He, X. Zhang, Biodegradable and bioabsorbable Bioabsorbable Polylactic Acid ferroelectret Ferroelectrets with prominent Prominent piezoelectricityPiezoelectric Activity, Advanced Electronic Materials, 9(3)(2023) 2201070.
X. Ma, C. Song, F. Zhang, Y. Dai, P. He, and X. Zhang, Soft, Multifunctional, Robust Film Sensor Using Ferroelectret with Significant Longitudinal and Transverse Piezoelectric Activity for Biomechanical Monitoring, ACS Appl. Mater. Interfaces 14(45)(2022)51291.
X. Ma, X. Chen, F. Zhang, X. Xiang, X. Mu, Y. Dai, P. He, X. Zhang, Self-powered multifunctional body motion detectors based on highly compressible and stretchable ferroelectrets with an air-filled parallel-tunnel structure, Nano Energy, 103(2022) 107729.
X. Ma, Q. Hu, Y. Dai, P. He, X. Zhang, Disposable sensors based on biodegradable polylactic acid piezoelectret films and their application in wearable electronics, Sensors and Actuators: A. Physical, 346(2022)113834.
M. Zhang, Z. Ruan, X. Zhang, Electrical energy harvesting from mechanical motions by employing ferroelectrets featuring large transverse piezoelectric activity, IEEE Trans. Dieletr. Electr. Insul., 29(2022)829-833
X. Ma, X. Yang, H. von Seggern, Y. Dai, P. He, G. M. Sessler, and X. Zhang, Tuneable resonance frequency vibrational energy harvester with electret-embedded variable capacitor, IET Nanodielectrics, 4 (2021)53.
X. Ma, X. Yang, X. Zhang, Y. Dai, P. He, Theoretical analysis and experimental validation of frequency-moldable electrostatic energy harvesters biased with a high elastic electret film, Smart Materials and Structures, 30(2021) 065021.
X. Ma, H. von Seggern, G. M. Sessler, S. Zhukov, O. Ben Dali, M. Kupnik, and X. Zhang, High performance fluorinated polyethylene propylene ferroelectrets with an air-filled parallel-tunnel structure, Smart Materials and Structures, 30 (2021) 015002 (IOP 2024 China Top Cited Award).
S. Zhukov, X. Ma, H. von Seggern, G. M. Sessler, O. Ben Dali, M. Kupnik, and X. Zhang, Biodegradable cellular polylactic acid ferroelectrets with strong longitudinal and transverse piezoelectricity, Appl. Phys. Lett., 117(11), (2020)112901.
Y. Xue, X. Zhang, R. Chadda, G. M. Sessler, M. Kupnik, Ferroelectret-based flexible transducers: A strategy for acoustic levitation and manipulation of particles. The Journal of the Acoustical Society of America, 147 (2020) EL421.
L. Chen, J. Cao, G. Li, P. Fang, X. Gong, and X. Zhang, Property Assessment and Application Exploration for Layered Polytetrafluoroethylene Piezoelectrets, IEEE Sensors Journal, 19 (2019)11262.
X. Ma , X. Zhang , G. M. Sessler , L. Chen, X. Yang, Y. Dai , and P. He，Energy harvesters based on fluorinated ethylene propylene unipolar ferroelectrets with negative charges，AIP Advances, 9 (2019)125334.
Y. Xue, J. Zhao, X. Zhang, G. M. Sessler, and M. Kupnik, Acoustic energy harvesting with irradiated cross-linked polypropylene piezoelectret films, Phys. Scr. , 94 (2019) 095002.
X. Zhang, P. Pondrom, G. M. Sessler, and X. Ma, Ferroelectrets nanogenerator with large transverse piezoelectric activity in energy harvesting, Nano Energy, 50 (2018)52.
X. Zhang, G. M. Sessler, X. Ma, Y. Xue, and L. Wu, Broad bandwidth vibration energy harvester based on thermally stable wavy fluorinated ethylene propylene electret films with negative charges, J. Micromech. Microeng., 28 (2018) 065012.
Y. Xue, X. Zhang, J. Zheng, T. Liu, and B. Zhu, Comparative study of transducers for air-borne sound based on normal and irradiation cross-linked polypropylene piezoelectret films, IEEE Trans. Dielectr. Electr. Insul., 25(2018)228.
Y. Xue and X. Zhang, Air-coupled Ultrasonic Transducers based on Laminated Fluorinated Ethylene Propylene and Porous Polytetrafluoroethylene Ferroelectrets, IEEE Trans. Dielectr. Electr. Insul., 25 (2018) 808.
X. Ma, X. Zhang, and P. Fang, Flexible film-transducers based on polypropylene piezoelectrets: fabrication, properties, and applications in wearable devices, Sensors and Actuators: A. Physical, 256(2017)35.
X. Ma and X. Zhang, Low cost electrostatic vibration energy harvesters based on negatively-charged polypropylene cellular films with a folded structure, Smart Mater. Struct. 26(2017)085001.
X. Zhang, G. M. Sessler, Y. Xue, and X. Ma, Audio and Ultrasonic responses of laminated fluoroethylenepolypropylene and porous polytetrafluoroethylene films with different charge distributions, J. Phys. D: Appl. Phys., 49(2016)205502.
X. Zhang, X. Zhang, G. M. Sessler, X. Gong, Quasi-static and dynamic piezoelectric responses of layered polytetrafluoroethylene ferroelectrets, J. Phys. D: Appl. Phys., 47 (2014) 015501 .
X. Zhang, X-W. Zhang, Q. You, G. M. Sessler, Low cost, large area, stretchable piezoelectric films based on irradiation cross-linked polypropylene, Macromol. Mater. Eng. 299(2014) 290–295.
X. Zhang, G. M. Sessler, Y. Wang, Fluoroethylenepropylene ferroelectret films with cross-tunnel structure for piezoelectric transducers and micro energy harvesters, J. Appl. Phys., 116(2014)074109.
X. Zhang, J. Hillenbrand, G. M. Sessler, S. Haberzettl, and K. Lou, Fluoroethylenepropylene ferroelectret films with patterned microstructure and high, thermally stable piezoelectricity, Appl. Phys. A, .107 (2012)621.
Z. Sun, X. Zhang, Z. Xia, X. Qiu, W. Wirges, R. Gerhard, Changchun. Zeng, Chuck Zhang, and B. Wang, Polarization and piezoelectricity of polymer films with artificial void structure, Appl. Phys. A, 105 (2011)197.
X. Zhang, G. Cao, Z. Sun, and Z. Xia, Fabrication of fluoropolymer piezoelectrets by using rigid template: structure and thermal stability, J. Appl. Phys., 108(2010)064113.
X. Zhang, J. Hillenbrand, and G. M. Sessler, Ferroelectrets with improved thermal stability made from fused fluorocarbon layers, J. Appl. Phys., 101(2007)054114.
X. Zhang, J. Hillenbrand and G. M. Sessler, Improvement of piezoelectric activity of cellular polymers using a double-expansion process, J. Phys. D: Appl. Phys., 37 (2004)2146.
Zhang and G. M. Sessler, Charge dynamics in silicon nitride / silicon oxide double layers, Appl. Phys. Lett., 78 (2001) 2757.