Si Chen

1. EDUCATION

2016.03-NowElectronic and Electrical Engineering│PhDUniversity of Sheffield
2014.09-2016.01Electronic and Electrical Engineering│Master (Distinction)University of Sheffield
2009.09-2013.06Electronic Science and Technology│BachelorHuazhong University of Science & Technology (985)

2. ACADEMIC EXPERIENCE

Q-factor Control Based On Laterally Coupled Vertical Cavities ——– 2018.02-Now
1. Based on Comsol Multiphysics, a FEM method to simulated and analyze the optical modes and coupled states of different optical structures
2. Be able to use Leditor/Klayout to design the optical masks
3. Be familiar with the GaAs-based fabrication processes and device characterization
4. Be able to design and setup the micro-PL setup for various devices
Simulation and Analysis of Double Ring Resonator ——– 2017.06-2018.01
1. Based on FDTD method，using Rsoft to build the model and simulate its optical properties, and finding its advantages over conventional structures
2. Analyze and optimize its chirp effects
Simulation of Ⅲ-Ⅴ QD Light Source ——– 2016.07-2017.04
1. Built a theoretical model based on rate equations to analyze the optical properties of an electrically pumped CW QD light source
2. The simulation results match well with the experimental data

3. EMPLOYMENT

University of Sheffield, Diamond Cleanroom │ Research Assistant ——— 2017.10-2018.06
1. Assist the professor with project progress Lab maintenance
2. Help students with the device processing and equipment operation
University of Sheffield │ Teaching Assistant ——– 2017.09-2018.05
1. Help students with project management
2. Help students with theoretical and experimental work, and answer questions
3. Build the communication between students and professor

4. RESEARCH SKILLS

  • Fabrication processes of III-V semiconductors, including Lithography，Wet/Dry etching(ICP, RIE)，Metal Evaporation, etc
  • Optical Measurement Skills，be able to setup two-beam micro-PL platform and reflection measurement platform
  • Comsol Multiphysics，Matlab and Rsoft for optical simulation and analysis
  • Labview for interface development
  • SEM and AFM for sample characterization

5. PERSONAL INTERESTS

Travelling, Boxing, Fitness

PapersConferenceBooks
2021
Optical frequency comb generation via cascaded intensity and phase photonic crystal modulators

H. Francis, X.D. Zhang, S. Chen, K.J. Che, M. Hopkinson, C.Y. Jin
IEEE Journal of Selected Topics in Quantum Electronics, vol. 27, 2021.

2020
Control of Q factor in laterally-coupled vertical cavities

S. Chen, H. Francis, H.C. Hua, K.J. Che, Y.R. Wang, M. Hopkinson, S.Y. Zhang, C.Y. Jin
IET Optoelectron, Vol. 14, pp. 100-103, 2020.

Generating optical frequency combs via nanoscale photonic structures.

H. Francis, S. Chen, K.J. Che, X.D. Zhang, M. Hopkinson, C.Y. Jin
Physics and Simulation of Optoelectronic Devices XXVIII (Vol. 11274, p. 1127412). International Society for Optics and Photonics, 2020.

Generating optical frequency combs via nano-scale all-optical modulators

H. Francis, S. Chen, K.J. Che, M. Hopkinson, C.Y. Jin
Physics and Simulation of Optoelectronic Devices XXVIII, 1127412, 2020.

2019
Photonic Crystal Cavity-Based Intensity Modulation for Integrated Optical Frequency Comb Generation

H. Francis, S. Chen, K.J. Che, M. Hopkinson, C.Y. Jin
Crystals, pp. 1–10, 2019.

2018
Light-biased IV characteristics of a GaAsBi/GaAs multiple quantum well pin diode at low temperature

R.D. Richards, T.B.O. Rockett, M.R.M. Nawawi, F. Harun, A. Mellor, T. Wilson, C. Christou, S. Chen, J.P. R. David
Semiconductor Science and Technology, 2018, 33(9): 094008, 2018.

Thermodynamic processes on a semiconductor surface during multi-beam laser interference patterning

Y.R Wang, C.Y. Jin, C.H. Ho, S. Chen, H. Francis, M. Hopkinson
IET Optoelectronics, Vol. 13, pp. 7-11, 2018.

Generation of optical frequency combs using a photonic crystal cavity

H. Francis, S. Chen, C. H. Ho, K.J. Che, Y.R. Wang, M. Hopkinson, C.Y. Jin
IET Optoelectronics, Vol. 13, pp. 23-26, 2018.

Modulating photonic crystal structures to generate optical frequency combs

H. Francis, S. Chen, K.J. Che, Y.R. Wang, C.H. Ho, M. Hopkinson, C.Y. Jin
IEEE International Conference on Manipulation, Manufacturing and Measurement on the Nanoscale, pp. 55-59, 2018.

Quality factor control in laterally-coupled vertical cavities

S. Chen, H. Francis, Ho Chi-Hua, K.J. Che, Y.R. Wang, M. Hopkinson, S.Y. Zhang, C.Y. Jin
IEEE International Conference on Manipulation, Manufacturing and Measurement on the Nanoscale, pp. 60-64, 2018.

2017
Monolithically Integrated Electrically Pumped Continuous-Wave III-V Quantum Dot Light Sources on Silicon

M. Liao, S. Chen, S. Huo, J. Wu, M. Tang, K. Kennedy, W. Li, M. Martin, T. Baron, C.Y. Jin, I. Ross, A. Seeds, H. Liu
IEEE Journal of Selected Topics in Quantum Electronics. Vol. 23, pp. 1900910, 2017.