QUALIFICATION PROFILE                                      

 

Highly analytical and multifaceted professional, offering extensive background in research and development, involving method development and analysis of electromagnetics. Efficient at research activities and guiding graduate students in attaining their academic goals. Know for ability to lead and contribute to scientific and technical discussions in the group, as well as communicate scientific report to the teams in written, verbal and visual formats. Equipped with public speaking experience, as well as strong knack to develop compelling and coherent presentations for various audiences. Independent and systematic research with physical foundation, numerical tools, and broad applications. Primary contributor to two DARPA projects and a EPSRC project.

 

                                       AREAS OF EXPERTISE                                      

 

Physics

Electromagnetic theory for complex materials (time-varying, dispersive, nonlinear)

Knot electromagnetics combining chirality and symmetry

Computation

Discontinuous Galerkin time domain (DGTD) method, hybrid mesh, local time stepping.

Wave-circuits co-simulation integrated with MNA/SPICE

Inhouse CEM code integrated with preprocessing and postprocessing GUI

HPC of multi-CPU and GPU parallelization, empowered by OpenMP and OpenACC

FOTRAN, C++, Python, and MATLAB coding

Applications

HFSS, FEKO, CST, COMSOL simulation

microwave medical imaging, metamaterials, high-speed circuits, electromagnetic compatibility, antenna, microwave devices

 

                                       REARCH EXPERIENCE                                     

 

 

Pennsylvania State University, State College, PA, USA

Postdoctoral Scholar                                                                         2019-now    

  • Spearheaded a software development team of 3 postdoctoral scholars and 3 doctorate students
  • Design a DGTD solver with various functionalities:
    • Nonlinear materials using Newton-Raphson iteration method
    • Materials with time-varying permittivity and/or permeability
    • Thousands of dispersive materials extracted from refractiveindex.info and curve fitted by general dispersive model
    • Wave-circuits co-simulation integrated with MNA/SPICE
    • Multi-CPU and GPU parallel computing using OpenMP and OpenACC
    • Preprocessing and postprocessing GUI
  • Implement the tool for applications such as optical metamaterials and nonlinear and/or time-varying antennas
  • Contribute mainly to 2 Defense Advanced Research Projects Agency (DARPA) projects and draft grant proposals
  • Developed computation tools for time-varying materials:
    • Analytical tool: modified d’Alembert’ formula
    • Numerical tool: Time-domain transfer matrix method (TTMM)
  • Proposed several novel devices using time-varying media:
    • Antireflection temporal coatings which minimize both transmission and reflection
    • Polarizer rotates the linear polarization of wave using temporal anisotropic materials

Visiting Scholar                                                                             2018-2019

  • Design and implement DGTD solver for optical dispersive metamaterials contributing for a DARPA project
  • Proposed several chiral and rotational symmetric knot structures with novel functionality:
    • Polarizer transforms a linear polarized wave into circular polarization independent with the incitation direction
    • Polarizer rotates the incident linear polarized wave to 90° independent with the incident polarization angle

 

University of Electromagnetic Science and Technology, Chengdu, China

Research Associate                                                                          2015-2019

  • Spearheaded a team of 5 people, comprised of 2 doctorate students, 2 master students, and 1 associate.
  • Proposed an efficient DGTD method to simulate high-speed PCB circuits for electromagnetic compatibility (EMC):
    • 5D algorithm using triangular prism meshes
    • Adaptive 2D simplification according to the energy distribution
    • Wave-circuits co-simulation integrated with MNA/SPICE
  • Led microwave imaging development for low-cost fast stroke detection using subspace optimization method (SOM)
  • Contribute mainly to an Engineering and Physical Sciences Research Council (EPSRC) project

 

Texas Instrument, Shanghai, China & Dallas, TX, USA

Engineer                                                                                                 2010-2012

Offered application technical service, technical training and chip customization cooperating with R&D department

 

Lenovo, Chengdu, China

Student Researcher                                                                                            2009

Conducted the EMC and reliability design and test for laptops.

 

                                          EDUCATION                                      

 

Doctor of Philosophy in Electromagnetic and Microwave Techniques: 2019

University of Electromagnetic Science and Technology, Chengdu, China

 

Master of Science in Radio Physics: 2010

University of Electromagnetic Science and Technology, Chengdu, China

 

Bachelor of Science in Information Science and Technology: 2007

University of Electromagnetic Science and Technology, Chengdu, China

 

                                                        ACTIVITIES                                     

 

Session Chair/Co-chair of Advances in Electromagnetics of Complex Media and Metamaterials Session, at the 2021 International Applied Computational Electromagnetics Society Symposium (ACES2021).

Invited Talker of “Transmission of Antireflection Temporal Coatings,” in Imperial College Workshop Series: Waves in Time-Varying Media, Online, Jun. 2021.

Invited Talker of “Clinical Pathways for Microwave Imaging in China,” in DeMoStroke – Stroke Detection Using Microwave Technology, King’s College London, United Kingdom, Mar. 2019.

Author/Coauthor of 12 journal papers and 10 conference papers.

Reviewer of 30+ Journal papers.

Senior Member of IEEE, Life Member of OSA(OPTICA) and ACES.