College Introduction

The Institute for Advanced Study (IAS) has been established at Shenzhen University to provide both undergraduate and postgraduate education, focusing on interdisciplinary teaching and research. As a special platform at Shenzhen University, IAS seeks to


Penghong Ci

Ph.D., Assistant Professor


Address: Institute for Advanced Study, Shenzhen University, Nanshan District, Shenzhen, Guangdong 518060, China


2020, University of California, Berkeley, Ph.D. in Materials Science and Engineering

2015, Peking University, M.S. in Advanced Materials and Mechanics

2012, Shandong University, B.S. in Materials Physics


2021.08 – Present, Assistant Professor, Institute for Advanced Study, Shenzhen University

2020.08 – 2021.06, Postdoctoral Researcher, University of California, Berkeley & Lawrence Berkeley National Laboratory


1. Novel properties and applications of semiconductors with reduced dimensions, including the precise detection of defect-induced deep levels in the bandgap, optoelectronic properties at heterostructure interfaces, etc.

2. Thermal transport of semiconductors and interfacial thermal management at the nanoscale

3. Piezoelectric microelectromechanical systems & Ferroelectric devices


Referee for the Academic Journals: Nature Communications, Applied Physics Letters, etc.


2021, “the 2020 Chinese Government Award for Outstanding Self-financed Students Abroad” by China Scholarship Council (no more than 500 young talents)

2017 – 2019, Jane Lewis Fellowship for Advanced Research in Materials Engineering, UC Berkeley

2015 – 2016, Graduate Fellowship, MSE at UC Berkeley

2014, Academic Innovation Award, Peking University

2014, National Scholarship (Graduate Level)

2013, National Scholarship (Graduate Level)

2010, National Scholarship (Undergraduate Level)


1.Penghong Ci, Muhua Sun, Meenakshi Upadhyaya, Houfu Song, Lei Jin, Bo Sun, Matthew R. Jones, Joel W. Ager, Zlatan Aksamija, Junqiao Wu. “Giant Isotope Effect of Thermal Conductivity in Silicon Nanowires.” Physical Review Letters 128(2022): 085901

2.Penghong Ci, Xuezeng Tian, Jun Kang, Anthony Salazar, Kazutaka Eriguchi, Sarah Warkander, Kechao Tang, Jiaman Liu, Yabin Chen, Sefaattin Tongay, Wladek Walukiewicz, Jianwei Miao, Oscar Dubon, Junqiao Wu. “Chemical trends of deep levels in van der Waals semiconductors.” Nature Communications 11 (2020): 5373.

3.Penghong Ci, Yabin Chen, Jun Kang, Ryuji Suzuki, Hwan Sung Choe, Joonki Suh, Changhyun Ko, Taegyun Park, Ke Shen, Yoshihiro Iwasa, Sefaattin Tongay, Joel W. Ager III, Lin-Wang Wang and Junqiao Wu. "Quantifying van der Waals Interactions in Layered Transition Metal Dichalcogenides from Pressure-enhanced Valence Band Splitting." Nano Letters 17.8 (2017): 4982-4988.

4.Penghong Ci, Li Zhang, Guoxi Liu, and Shuxiang Dong, “Large Electrical Manipulation of Permittivity in BaTiO3 and Pb(Zr,Ti)O3 Bimorph Heterostructure.” Applied Physics Letters 105.7 (2014): 072903.

5.Penghong Ci, Guoxi Liu, Zhijiang Chen, Shujun Zhang, and Shuxiang Dong. "High-order Face-shear Modes of Relaxor-PbTiO3 Crystals for Piezoelectric Motor Applications." Applied Physics Letters 104.24 (2014): 242911.

6.Penghong Ci, Guoxi Liu, Zhijiang Chen, Shuxiang Dong. "A Standing Wave Linear Ultrasonic Motor Operating in Face-diagonal-bending Mode." Applied Physics Letters 103.10 (2013): 102904.

7.Penghong Ci, Zhijiang Chen, Guoxi Liu, Shuxiang Dong. "A Square-plate Piezoelectric Linear Motor Operating in Two Orthogonal and Isomorphic Face-diagonal-Bending Modes." IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control 61.1 (2014): 159-165.

8. Jiaman Liu, Lei Jin, Frances I. Allen, Yang Gao, Penghong Ci, Feiyu Kang, and Junqiao Wu. “Selective Gas Permeation in Defect-Engineered Bilayer Graphene.” Nano Letters 21.5 (2021): 2183–2190.

9. Yabin Chen, Feng Ke, Penghong Ci, Changhyun Ko, Taegyun Park, OrcidSahar Saremi, Huili Liu, Yeonbae Lee, Joonki Suh, Lane W. Martin, Joel W. Ager, Bin Chen, Junqiao Wu. "Pressurizing Field-effect Transistors of Few-layer MoS2 in a Diamond Anvil Cell." Nano Letters 17.1 (2016): 194-199.

10. Yang Gao, Xianqing Lin, Thomas Smart, Penghong Ci, Kenji Watanabe, Takashi Taniguchi, Raymond Jeanloz, Jun Ni, Junqiao Wu. "Band Engineering of Large-Twist-Angle Graphene=h-BN Moire Superlattices with Pressure." Physical Review Letters 125 (2020): 226403.

11. Xining Zang, J. Nathan Hohman, Kaiyuan Yao, Penghong Ci, Aiming Yan, Minsong Wei, Takeshi Hayasaka, Alex Zettl, P. James Schuck, Junqiao Wu, Liwei Lin. "Metallo-hydrogel-assisted Synthesis and Direct Writing of Transition Metal Dichalcogenides." Advanced Functional Materials 29.27 (2019): 1807612.

12. Guoxi Liu, Penghong Ci, and Shuxiang Dong, "Energy Harvesting from Ambient Low-frequency Magnetic Field Using Magneto-mechano-electric Composite Cantilever." Applied Physics Letters 104.3 (2014): 032908.

13. Guoxi Liu, Penghong Ci, and Shuxiang Dong. "Theoretical Analysis on Low Frequency Magneto-mechano-electric Coupling Behavior in Piezo-unimorph/magnet Composite." Journal of Applied Physics 115.16 (2014): 164104.

14. Guoxi Liu, Yuan Zhang, Penghong Ci, and Shuxiang Dong. "Enhanced Electrical Manipulation of Magnetic Susceptibility in Ferromagnetic Amorphous Alloy and Piezoelectric Bimorph Heterostructure." Journal of Applied Physics 114.6 (2013): 064107.

15. Xiaotian Li, Penghong Ci, Guoxi Liu, Shuxiang Dong. "A Two-layer Linear Piezoelectric Micromotor." IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control 62.3 (2015): 405-411.

16. Zhijiang Chen, Xiaotian Li, Penghong Ci, Guoxi Liu, Shuxiang Dong. "A Standing Wave Linear Ultrasonic Motor Operating in In-plane Expanding and Bending Modes." Review of Scientific Instruments 86.3 (2015): 035002.


1. 董蜀湘,慈鹏弘,刘国希“层状复合结构可调控电容和压电应力调控介电的方法”,中华人民共和国发明专利,授权公告号:CN 104882277 B,(2017).

2. 董蜀湘,慈鹏弘,黄种团,胡亦宁,“融合切变压电致动器复合驱动模式的压电直线马达”,中华人民共和国发明专利,授权公告号:CN 104883090 B,(2017).

3. 董蜀湘,慈鹏弘,陈治江,“压电驱动器及压电马达”,中华人民共和国发明专利,授权公告号:CN 103259449 B,(2016).