Summary
Overview
Work history
Education
Skills
Personal Information
Languages
Accomplishments
Timeline
Generic

Mengxun Bai

London

Summary

Research Fellow at University College London with a PhD in Electrical and Electronic Engineering and strong hands-on experience in device characterisation, modelling, and laboratory-based experimentation. Proficient in Python and MATLAB, with practical understanding of radiative processes, high-speed signal analysis, and platform development. Highly familiar with cleanroom protocols, QA concepts, and scientific collaboration. Eager to transition into radiotherapy modelling research and contribute to pre-clinical scientific discovery.

Overview

1
1
year of professional experience
9
9
years of post-secondary education

Work history

Research fellow

University College London
London, UK
04.2024 - Current

- Developed experimental platforms for optoelectronic device testing, including both optical and high-speed electrical domains.
- Conducted Python-based automation of test procedures and signal processing workflows.
- Simulated photodiode and avalanche detector response under radiative and high-field conditions.
- Led regular testbed calibration, data validation and fault resolution – concepts transferable to radiotherapy QA.
- Collaborated across simulation, fabrication and measurement teams within EPSRC-funded research.

Research assistant

University College London
London, UK
03.2024 - 04.2024

Education

Doctor of Philosophy - Simulation study of carrier transport of III-V Nitride and related heterojunction structures

University of Bristol
Bristol, BST
11.2019 - 04.2024

Master of Science - Advanced Microelectronics Systems Engineering

University of Bristol
Bristol, BST
09.2018 - 09.2019

Bachelor of Science - Electrical and Electronic Engineering

Tianjin Univeristy
07.2014 - 06.2018

Skills

  • Radiotherapy & Optical Physics
    - Built custom optical and electrical characterisation platforms for optoelectronic detectors
    - Experience in high-speed frequency-domain measurement and bandwidth/response modelling
    - Understanding of radiation-matter interaction through APD simulation and VCSEL testing
  • Programming & Modelling
    - Python, MATLAB (data analysis, signal processing, image analysis)
    - Device simulation with Silvaco ATLAS, Lumerical MODE, COMSOL
    - GDS automation and lab integration with Python scripting
  • Lab & QA Experience
    - Wafer-level probing and repeatable test execution
    - Cleanroom processes including PECVD, ICP/RIE, sputtering, lithography
    - Understanding of experimental QA, data consistency, and platform calibration
  • Project Integration
    - Contributed to multi-institutional EPSRC projects; coordinated simulation, fabrication, and testing tasks
    - Scientific writing and conference presentations in optics and electronics

Personal Information

Languages

English
Fluent
Chinese (Mandarin)
Native

Accomplishments

    -Main Published Journal

    A Modelling study of Electron transport in GaN/AlGaN superlattices using Monte

    Carlo simulation https://doi.org/10.1002/pssb.202300384

    A Modelling study of hole transport in GaN/AlGaN superlattices https://doi.org

    /10.1038/s41598-023-4345-9

    Modelling and optimization of Ge/GaAs uni-travelling carrier photodiodes

    https://doi.org/10.1038/s41598-025-93960-z

    Antiphase boundary-free III–V materials epitaxially grown on on-axis silicon

    (001) substrates by ultra-thin silicon buffer https://doi.org/10.1063/5.0259915

    Numerical simulation of optimization structure in Ge/GaAs avalanche photodiode

    (underview)

    InP Quantum Dots Lasers Operating at 2um (underwriting)

    -Conference

    SIOE 2022, Presentation, Cardiff

    UK Semiconductors 2022, Poster, Sheffield

    SIOE 2023, Presentation, Cardiff

    ELSE 2023 Presentation, Glasgow

    UKNC 2024, Presentation, Glasgow

    META 2024, Presentation, Japan

Timeline

Research fellow

University College London
04.2024 - Current

Research assistant

University College London
03.2024 - 04.2024

Doctor of Philosophy - Simulation study of carrier transport of III-V Nitride and related heterojunction structures

University of Bristol
11.2019 - 04.2024

Master of Science - Advanced Microelectronics Systems Engineering

University of Bristol
09.2018 - 09.2019

Bachelor of Science - Electrical and Electronic Engineering

Tianjin Univeristy
07.2014 - 06.2018
Mengxun Bai