My research interests involve fundamental and applied aspects in multiphysical electromagnetics, nonlinear electromagnetics, mesoscopic electromagnetics, quantum electromagnetics, topological electromagnetics and computational electromagnetics.  Specific topics of recent interest include electromagnetic information theory, mm-wave monolithic IC, inverse design, augmented reality, thin-film photovoltaics, terahertz generation, low-dimensional materials, photonic topological insulator, atomic radio science, and single photon source.

Wei E.I. Sha received the B.S. and Ph.D. degrees in Electronic Engineering at Anhui University, Hefei, China, in 2003 and 2008, respectively. From Jul. 2008 to Jul. 2017, he was a Postdoctoral Research Fellow and then a Research Assistant Professor in the Department of Electrical and Electronic Engineering at the University of Hong Kong, Hong Kong. From Mar. 2018 to Mar. 2019, he worked at University College London as a Marie-Curie Individual Fellow. From Oct. 2017, he joined the College of Information Science & Electronic Engineering at Zhejiang University, Hangzhou, China, where he is currently a tenure-tracked Assistant Professor.

His research interests include theoretical and computational research in electromagnetics and optics, focusing on the multiphysics and interdisciplinary research. His research involves fundamental and applied aspects in computational and applied electromagnetics, nonlinear and quantum electromagnetics, micro- and nano-optics, optoelectronic device simulation, and multiphysics modeling.

Dr. Sha has authored or coauthored 155 refereed journal papers, 133 conference publications (including 2 keynote talks, 1 short course and 35 invited talks), five book chapters, and two books. His Google Scholar citation is 6425 with h-index of 39.  He is a senior member of IEEE and a member of OSA.  He served as Reviewers for 60 technical journals and Technical Program Committee Members of 9 IEEE conferences.  He also served as Associate Editors of IEEE Journal on Multiscale and Multiphysics Computational Techniques, IEEE Open Journal of Antennas and Propagation, IEEE Access, Progress In Electromagnetics Research, and Frontiers in Nanotechnology.

In 2015, he was awarded Second Prize of Science and Technology from Anhui Province Government, China.  Dr. Sha also received 6 Best Student Paper Prizes and one Young Scientist Award with his students.

• Oct. 2017—Now    Assistant Professor, College of Information Science & Electronic Engineering, Zhejiang University, Hangzhou 310027, China.
   
• Mar. 2018—Mar. 2019    Marie-Curie Individual Fellow, Department of Electronic and Electrical Engineering, University College London, London, United Kingdom.  Supervisor: Prof. Nicolae Coriolan Panoiu
   
• Jun. 2012—Jul. 2017    Research Assistant Professor, Department of Electrical and Electronic Engineering, The University of Hong Kong, Hong Kong.
   
• Jul. 2008—May 2012    Postdoctoral Research Fellow, Department of Electrical and Electronic Engineering, The University of Hong Kong, Hong Kong.  Supervisor: Prof. Weng Cho Chew and Prof. Wallace C.H. Choy.

• Sep. 2003–Jul. 2008:  PhD degree in Electromagnetic Field and Microwave Technology, Anhui University, Hefei, China. Supervisor: Prof. Xianliang Wu.

• Jul 2021 — First Place of Student Paper Competition, International Applied Computational Electromagnetics Society (ACES-China) Symposium [supervisor of the Master student]
   
• Dec 2020 — Outstanding Paper Awards 2020 in Frontiers of Physics.
   
• Sep 2018 — Publons Peer Review Awards 2018
   
• May 2017 — Thousand Talents Program for Distinguished Young Scholars of China.
   
• Mar. 2017 — Marie Skłodowska-Curie Individual Fellowship of European Commission.
   
• Aug. 2019 — Third Place of Student Paper Competition, International Applied Computational Electromagnetics Society Symposium-China. [co-supervisor of the PhD student]
   
• Mar. 2017 — Third Place of Student Paper Competition, International Applied Computational Electromagnetics Society Symposium. [co-supervisor of the PhD student]
   
• Aug. 2016 — Young Scientist Award, International Symposium on Electromagnetic Theory. [co-supervisor of the PhD student]
   
• Sep. 2015 — Second Prize of Science and Technology from Anhui Province Government, China.
   
• Jun. 2015 — Best Student Paper Award, National Conference on Microwave and Millimeter Waves. [supervisor of the Research Assistant]
   
• Aug. 2014 — Second Place of Student Paper Competition, Progress In Electromagnetics Research Symposium. [co-supervisor of the PhD student]
   
• Mar. 2014 — First Place of Student Paper Competition, 30th International Review of Progress in Applied Computational Electromagnetics Conference. [co-supervisor of the PhD student]

Book

Zhixiang Huang, Wei E.I. Sha, and Xianliang Wu, Theoretical and Applied Study of Symplectic Schemes in Computational Electromagnetics, ISBN: 9787030410832, Science Press, Beijing, China, Jun. 2014. (Chinese Edition)
 

Book Chapters

1. Menglin L.N. Chen, Luzhou Chen, Xunwang Dang, Maokun Li, Li Jun Jiang, and Wei E.I. Sha, “Metamaterial or Metastructural Thin Films for EM Wave Control,” Inorganic and Organic Thin Films: Fundamentals, Fabrication and Applications, Vol. 1, Chapter 7, pp. 221-254, Yujun Song (Ed.), ISBN: 978-3-527-34497-0, Wiley, 2021.
2. Weng Cho Chew, Li Jun Jiang, Sheng Sun, Wei E.I. Sha, Qi I. Dai, M. Fallahpour, Yu Mao Wu, “Computational Electromagnetics and Antennas,” Handbook of Antenna Technologies, pp. 1-71, Zhi Ning Chen (Ed.), ISBN 978-981-4560-75-7, Springer, 2015.
3. Xiaoyan Y.Z. Xiong and Wei E.I. Sha, “The FDTD Method: Essences, Evolutions, and Applications to Nano-Optics and Quantum Physics,” Computational Nanotechnology Using Finite Difference Time Domain, Chapter 2, 8 pp. 37-82, Sarhan M. Musa (Ed.), ISBN: 978-1-4665-8361-0, CRC Press, 2013.
4. Wei E.I. Sha, Wallace C.H. Choy, and Weng Cho Chew, “Theoretical Studies of Plasmonic Effects in Organic Solar Cells,” Organic Solar Cells: Materials and Device Physics, Chapter 7, pp. 177-210, Wallace C.H. Choy (Ed.), ISBN 978-1-4471-4823-4, Springer, 2013.
    

Selected Publications (Citations from Google Scholar)

Photovoltaics

1. Wei E.I. Sha, Hong Zhang, Zi Shuai Wang, Hugh L. Zhu, Xingang Ren, Francis Lin, Alex K.-Y. Jen, and Wallace C.H. Choy, “Quantifying Efficiency Loss of Perovskite Solar Cells by a Modified Detailed Balance Model,” Wiley, Advanced Energy Materials, vol. 8, no. 8, pp. 1701586, Mar. 2018. [Highlighted by MaterialsViewsChina] [Cited by 59]
2. Wei E.I. Sha, Xingang Ren, Luzhou Chen, and Wallace C.H. Choy, “The Efficiency Limit of CH3NH3PbI3 Perovskite Solar Cells,” AIP, Applied Physics Letters, vol. 106, no. 22, pp. 221104, Jun. 2015. [Cited by 407] [One of the Most Highly Read APL Articles in 2015, Rank 5 in 25 papers]
3. Wei E.I. Sha, Xuanhua Li, and Wallace C.H. Choy, “Breaking the Space Charge Limit in Organic Solar Cells by a Novel Plasmonic-Electrical Concept,” Nature Publishing Group, Scientific Reports, vol. 4, pp. 6236, Aug. 2014. [Cited by 65] [Highlight by SPIE Newsroom, DOI: 10.1117/2.1201505.005930]
4. Wei E.I. Sha, Wallace C.H. Choy, Yumao Wu, and Weng Cho Chew, “Optical and Electrical Study of Organic Solar Cells with a 2D Grating Anode,” OSA, Optics Express, vol. 20, no. 3, pp. 2572-2580, Jan. 2012. [Cited by 60]
5. Wei E.I. Sha, Wallace C.H. Choy, Yang G. Liu, and Weng Cho Chew, “Near-Field Multiple Scattering Effects of Plasmonic Nanospheres Embedded into Thin-Film Organic Solar Cells,” AIP, Applied Physics Letters, vol. 99, no. 11, pp. 113304, Sep. 2011. [Cited by 78]
6. Wei E.I. Sha, Wallace C.H. Choy, Yumao Wu, and Weng Cho Chew, “Optical and Electrical Study of Organic Solar Cells with a 2D Grating Anode,” OSA, Optics Express, vol. 20, no. 3, pp. 2572-2580, Jan. 2012. [Cited by 60]
7. Wei E.I. Sha, Wallace C.H. Choy, Yang G. Liu, and Weng Cho Chew, “Near-Field Multiple Scattering Effects of Plasmonic Nanospheres Embedded into Thin-Film Organic Solar Cells,” AIP, Applied Physics Letters, vol. 99, no. 11, pp. 113304, Sep. 2011. [Cited by 78]
8. Yang Wang, Yangjie Lan, Qian Song, Florian Vogelbacher, Ting Xu, Yan Zhan, Mingzhu Li, Wei E.I. Sha, and Yanlin Song, “Colorful Efficient Moiré-Perovskite Solar Cells,” Wiley, Advanced Materials, vol. 33, pp. 2008091, Apr. 2021. [Corresponding Author] [Selected as Journal Frontispiece]
9. Ting Xu, Zi Shuai Wang, Xuan Hua Li, and Wei E.I. Sha, “Loss Mechanism Analyses of Perovskite Solar Cells with an Equivalent Circuit Model,” Acta Physica Sinica, vol. 70, no. 9, pp. 098801, Apr. 2021. [Corresponding Author] [Selected as Editor’s Suggestion]
10. Xingang Ren, Zishuai Wang, Wei E.I. Sha, and Wallace C. H. Choy, “Exploring the Way To Approach the Efficiency Limit of Perovskite Solar Cells by Drift-Diffusion Model,” ACS, ACS Photonics, vol. 4, no. 4, pp. 934-942, Mar. 2017. [Corresponding Author] [Cited by 75]
11. Xuanhua Li, Wallace C.H. Choy, Lijun Huo, Fengxian Xie, Wei E.I. Sha, Baofu Ding, Xia Guo, Yongfang Li, Jianhui Hou, Jingbi You, and Yang Yang, “Dual Plasmonic Nanostructures for High Performance Inverted Organic Solar Cells,” Wiley, Advanced Materials, vol. 24, no. 22, pp. 3046-3052, Jun. 2012. [Cited by 734] [Rank 3 in 10 highly cited papers from 2012 to 2013 in the field of organic solar cells] [contributed to Fig. 5 in the total 6 figures]
     

Nano-Optics, Nonlinear Optics and Quantum Optics

1. Wei E.I. Sha, Aiyin Y. Liu, and Weng Cho Chew “Dissipative Quantum Electromagnetics,” IEEE Xplore, IEEE Journal on Multiscale and Multiphysics Computational Techniques, vol. 3, pp. 198-213, Nov. 2018.
2. Yongpin P. Chen, Wei E.I. Sha, Li Jun Jiang, Min Meng, Yumao Wu, and Weng Cho Chew, “A Unified Hamiltonian Solution to Maxwell-Schrodinger Equations for Modeling Electromagnetic Field-Particle Interaction,” Elsevier, Computer 13 Physics Communications, vol. 215, pp. 63-70, Jun. 2017. [Corresponding Author] [Cited by 21]
3. Ming Fang, Zhixiang Huang, Wei E. I. Sha, Xiaoyan Y. Z. Xiong, and Xianliang Wu, “Full Hydrodynamic Model of Nonlinear Electromagnetic Response in Metallic Metamaterials,” Progress In Electromagnetics Research, vol. 157, 63-78, Oct. 2016. [Invited Paper, Corresponding Author] [Cited by 26]
4. Xiaoyan Y.Z. Xiong, Li Jun Jiang, Wei E.I. Sha, Yat Hei Lo, and Weng Cho Chew, “Compact Nonlinear Yagi-Uda Nanoantennas,” Nature Publishing Group, Scientific Reports, vol. 6, pp. 18872, Jan. 2016. [Corresponding Author] [Cited by 28]
5. Yang G. Liu, Wallace C.H. Choy, Wei E.I. Sha, and Weng Cho Chew, “Unidirectional and Wavelength Selective Photonic Sphere-Array Nanoantennas,” OSA, Optics Letters, vol. 37, no. 11, pp. 2112-2114, Jun. 2012. [Corresponding Author] [Cited by 45]
6. Pengfei Qiao, Wei E.I. Sha, Wallace C.H. Choy, and Weng Cho Chew, “Systematic Study of Spontaneous Emission in a Two-Dimensional Arbitrary Inhomogeneous Environment,” APS, Physical Review A, vol. 83, no. 4, pp. 14 043824, Feb. 2011. [Corresponding Author] [Cited by 30]
7. Rong Wang, Xin-Gang Ren, Ze Yan, Li Jun Jiang, Wei E.I. Sha, and Guang-Cun Shan, “Graphene Based Functional Devices: A Short Review,” Springer, Frontiers of Physics, vol. 14, no. 1, pp. 13603, Jan. 2019. [Review Paper in Topical Collections Edited by Prof. Sir. Kostya Novoselov] [Selected as the Journal Cover] [Cited by 67]
8. Nicolae Coriolan Panoiu, Wei E.I. Sha, Dangyuan Lei, and Guangcan Li, “Nonlinear Optics in Plasmonic Nanostructures,” IOP, Journal of Optics, vol. 20, no. 8, pp. 083001, Jun. 2018. [Invited Topic Review] [Selected as Journal of Optics’ Paper of the Week] [Cited by 106]
9. Yongpin P. Chen, Wei E.I. Sha, Wallace C.H. Choy, Lijun Jiang, and Weng Cho Chew, “Study on Spontaneous Emission in Complex Multilayered Plasmonic System via Surface Integral Equation Approach with Layered Medium Green’s Function,” OSA, Optics Express, vol. 20, no. 18, pp. 20210-20221, Aug. 2012. [Cited by 44]
10. Shiquan He, Wei E.I. Sha, Lijun Jiang, Wallace C.H. Choy, Weng Cho Chew, Zaiping Nie, “Finite Element Based Generalized Impedance Boundary Condition for Modeling Plasmonic Nanostructures,” IEEE Xplore, IEEE Transactions on Nanotechnology, vol. 11, no. 2, pp. 336-345, Mar. 2012. [Cited by 44]
     

Computational and Applied Electromagnetics

1. Wei E.I. Sha, Zhixiang Huang, Mingsheng Chen, and Xianliang Wu, “Survey on Symplectic Finite-Difference Time-Domain Schemes for Maxwell's Equations,” IEEE Xplore, IEEE Transactions on Antennas and Propagation, vol. 56, no. 2, pp. 493-500, Feb. 2008. [Cited by 68]
2. Wei E.I. Sha, Zhixiang Huang, Xianliang Wu, and Mingsheng Chen, “Application of the Symplectic Finite-Difference Time-Domain Scheme to Electromagnetic Simulation,” Elsevier, Journal of Computational Physics, vol. 225, no. 1, pp. 33-50, Jan. 2007. [Cited by 48]
3. Ling-Jun Yang, Sheng Sun, and Wei E.I. Sha, “Manipulation of Orbital Angular Momentum Spectrum Using Shape-Tailored Metasurfaces,” Wiley, Advanced Optical Materials, vol. 9, pp. 2001711, Jan. 2021. [Corresponding Author] [Selected as the Journal Cover]
4. Ran Zhao, Guoda Xie, Menglin L. N. Chen, Zhihao Lan, Zhixiang Huang, and Wei E. I. Sha, “First-Principle Calculation of Chern Number in Gyrotropic Photonic Crystals,” OSA, Optics Express, vol. 28, no. 4, pp. 4638-4649, Feb. 2020. [Corresponding Author]
5. Menglin L.N. Chen, Li Jun Jiang, Zhihao Lan, and Wei E.I. Sha, “Pseudospin-Polarized Topological Line Defects in Dielectric Photonic Crystals,” IEEE Xplore, IEEE Transactions on Antennas and Propagation, vol. 68, no. 1, pp. 609-613, Jan. 2020. [Corresponding Author]
6. Menglin L.N. Chen, Li Jun Jiang, and Wei E.I. Sha, “Generation of Orbital Angular Momentum by a Point Defect in Photonic Crystals,” APS, Physical Review Applied, vol. 10, pp. 014034, Jul. 2018. [Corresponding Author] [Cited by 21]
7. Menglin L.N. Chen, Li Jun Jiang, and Wei E.I. Sha, “Ultrathin Complementary Metasurface for Orbital Angular Momentum Generation at Microwave Frequencies,” IEEE Xplore, IEEE Transactions on Antennas and Propagation, vol. 65, no. 1, pp. 396-400, Jan. 2017. [Corresponding Author] [Cited by 115]
8. Menglin L.N. Chen, Li Jun Jiang, and Wei E.I. Sha, “Artificial PEC-PMC Anisotropic Metasurface for Generating Orbital Angular Momentum of Microwave with Nearly Perfect Conversion Efficiency,” AIP, Journal of Applied Physics, vol. 119, no. 6, pp. 064506, 2016. [Corresponding Author] [Cited by 67]
9. Heming Yao, Wei E.I. Sha, and Li Jun Jiang, “Two-Step Enhanced Deep Learning Approach for Electromagnetic Inverse Scattering Problems,” IEEE Xplore, IEEE Antennas and Wireless Propagation Letters, vol. 18, no. 11, pp. 2254-2258, Dec. 2019. [Cited by 32]
10. Yumao Wu, Lijun Jiang, Wei E.I. Sha, and Weng Cho Chew, “The Numerical Steepest Descent Path Method for Calculating Physical Optics Integrals on Smooth Conducting Quadratic Surfaces,” IEEE Xplore, IEEE Transactions on Antennas and Propagation, vol. 61, no. 8, pp. 4183-4193, Aug. 2013. [Cited by 57]