Curriculum Vitae

I am a postgraduate student at South China University of Technology (SCUT), in the Advanced Manufacturing Group for Functional Structure. I received my bachelor’s degree from SCUT, and I was a research intern in Guangdong Provincial Key Laboratory of Semiconductor Micro Display, Foshan Nationstar Optoelectronics Company Ltd. Supervisor: Prof. Zongtao Li, Prof. Xinrui Ding and Dr. Jiasheng Li.

Research Interests: Optical Sensing Technology; Smart Manufacturing; Electrospun Perovskite Nanofibers

Research gate: https://www.researchgate.net/profile/Zi-Hao-Deng

🎓Education

• Master of Mechanical Engineering

  South China University of Technology (09/2022 - 07/2025 (Expected))

• Bachelor of Mechanical Engineering

  South China University of Technology (09/2018 - 07/2022)

💡Research Experience

Research of Fluorescent Fiber-Based Multidimensional Optical Waveguide Bending Sensor (07/2023 – Present)

• Developed a multi-dimensional optical waveguide bending sensor with an air-gap structure, achieving 0.0811 dB/° sensitivity and ~130 ms response via refractive index modulation and triple-wavelength fluorescence conversion.
• Fabricated wavelength-tunable perovskite-PVDF fluorescent converters (CsPbX3) via optimized electrospinning, enabling multi-dimensional signal generation through bandgap engineering.
• Achieved 99.81% multi-dimensional bending recognition accuracy (angle/direction) using a random forest algorithm, validated by 1000-cycle stability tests and optomechanical characterization.
  

Fabrication of Fluorescent Fiber-Based Optical Convertor.

High Resolution Micro Display Manufacturing Technology @ South China University of Techonology (03/2021 – Present)

• Proposed a magnetic-vibration composite stamping process to prepare a high-aspect-ratio and high-transmittance quantum dot (QD) pixel frame, which led to a 4.5-fold increasment in the maximum photoluminescence intensity of pixelated QD converter.
• Assembled micro- and nanoscale waveguide structures through inkjet printing and vacuum deposition, obtaining a high-resolution color converter with optical absorption heterogeneity that can be used for high optical efficiency optoelectronic devices.
• Contributed to a publication³ in Journal of Materials Processing Technology and a conference paper⁸ in 2021 22^nd International Conference on Electronic Packaging Technology (ICEPT), while a manuscript draft² submitted to Flexmat is currently under review.

Optical performances and micro-LED display application.

Improvement of Optical Performance of Deep Ultraviolet LED devices @ South China University of Techonology (09/2020 - Present)

• Developed solid-liquid hybrid state organic lenses used for deep ultraviolet LEDs whose crossed-link network guarantee a high transmittance rate and excellent deep-UV resistance, achieving a 52.5% enhancement in radiant power compared to conventional quartz lens.
• Designed a series of free-form lenses that can be used to optimize the spatial light distribution based on feedback algorithms.
• Proposed the utilization of local dimming method in conjunction with free-form lenses to improved the inherent light leakage issue in liquid crystal displays (LCDs) , enhancing the forming accuracy by up to 81.56% of UV-photocuring 3D printing process.
• Contributed to a publication⁴ in Advanced Photonic Research and a conference paper⁷ in 2021 22^nd International Conference on Electronic Packaging Technology (ICEPT), while a manuscript draft¹ submitted to Advances in Manufacturing is currently under review.

Fabrication method and high DUV transparency of Solid-liquid Hybrid-state composites.

Optical Effects and Mechanisms related to Quantum Dots @ South China University of Techonology (04/2020 – Present)

• Proposed an optical absorption heterogeneity strategy to boost the photoluminescence intensity of QD thin films at high excitation state, a record-high luminous efficiency per unit thickness of 1600 lm W^-1mm^-1 was achieved.
• Introduced SiO₂ particles with scattering effect, leading to an increased utilization of excition light which improved the conversion energy of quantum dots, and the luminous efficiency of LED packaging with hemispherical lenses was raised by 11.08%.
• Revealed the mechanism of low efficiency in high concentration of QDs experimentally and theoretically.
• Contributed to a publication⁵ in IEEE TRANSACTIONS ON ELECTRON DEVICES and a publication⁶ in IEEE JOURNAL OF QUANTUM ELECTRONICS, while a manuscript draft² submitted to Flexmat is currently under review.

Analysis of Aggregation-Induced Scattering Effect.

💻Internship

Prospective Technology for LED Development @ Guangdong Provincial Key Laboratory of Semiconductor Micro Display, Foshan Nationstar Optoelectronics Company Ltd (07/2023 – 07/2024)

• Optimized the optical lens for wide-angle Package on Board (POB) LEDs, resulting in an increase of the light emission angle beyond 30 degrees.
• Analyzed the impact of geometric structure and packaging layer size on the optical performance of LEDs in a certain Huawei project, providing theoretical support for the optimization process of LED devices.
• Proposed a scheme for optimizing the heat dissipation efficiency of the third-generation semiconductor SiC power modules, and verified the effectiveness by manufacturing the physical products.
• Developed details optical simulation guidelines which were used to instruct engineers in using relevant softwares for theoretical analysis and structural optimaztion.
• Conducted a thermal analysis to investigate the reason of invalid gold wires in a specific automotive-LED, and a feasible solution at the structural level without additional cost was provided.
• Solved the problem of thermal concentration in the third-generation semiconductor GaN devices by separating islands of them.
• Produced a multitude of 2D and 3D schematics for various LED products.

🏅Awards and Honors

• 2^nd prize of 18^th South China University of Technology Challenge Cup
• Outstanding Graduates Award of South China University of Technology, 2022
• Outstanding Individual in social practice, 2022
• Second-class scholarship, 2021
• 1^st prize of 16^th Guangdong Chanllenge Cup
• Progress award scholarship, 2020

📝Publications

1. Zihao Deng, Jiayong Qiu, Jiasheng Li, Zongtao Li (Supervisor), Xinrui Ding (Supervisor). Improving the light extraction efficiency of white-light perovskite light-emitting diodes based on quantum dot nanowires [J]. Optics Letters, 2025, 50(3): 904-907.
2. Xinrui Ding (Supervisor), Zihao Deng, Jiasheng Li, Ruining Qian, Bowen Duan, Zongtao Li (Supervisor). Improving Edge Quality of Liquid Crystal Display 3D Printing using Local Dimming method [J]. IEEE Photonics Journal, 2025, 17(1): 2500208.. Abstract information
   
3. Jiexin Li^*, Xinrui Ding^* (Supervisor), Yuzhi Shi^*, Jiasheng Li, Zihao Deng, Jiayong Qiu, Jinhui Zhang, Wei Luo, Guanwei Liang, Long Zhao, Yong Tang, Aiqun Liu, Zongtao Li (Supervisor). Bioinspired ultrathin photonic colour convertors for highly efficient micro-light-emitting diodes [J]. FlexMat. (under review)Abstract information
   
4. Zongtao Li (Supervisor), Jiayong Qiu, Jiasheng Li, Qiliang Zhao, Ruixiang Qian, Zihao Deng. Manufacturing a high-transmittance quantum-dot pixel frame using magnetic field and vibration field composite stamping[J]. Journal of Materials Processing Technology, 2023, 313: 117873.https://doi.org/10.1016/j.jmatprotec.2023.117873
   
5. Zongtao Li (Supervisor), Jiexin Li, Zihao Deng, Yihua Qiu, Jiasheng Li, Yikai Yuan, Liang Xu, Xinrui Ding (Supervisor). Solid–Liquid Hybrid‐State Organic Lens for Highly Efficient Deep Ultraviolet Light‐Emitting Diodes[J]. Advanced Photonics Research, 2022, 3(5): 2100211.https://doi.org/10.1002/adpr.202100211
   
6. Zongtao Li (Supervisor), Jiexin Li, Zihao Deng, Jiayong Liang, Jiasheng Li. Unraveling the origin of low optical efficiency for quantum dot white light-emitting diodes from the perspective of aggregation-induced scattering effect[J]. IEEE Transactions on Electron Devices, 2021, 68(4): 1738-1745.https://doi.org.10.1109/TED.2021.3060698
   
7. Zongtao Li (Supervisor), Jiexin Li, Jiasheng Li, Zihao Deng, Yuehua Deng. Scattering effect on optical performance of quantum dot white light-emitting diodes incorporating SiO₂ nanoparticles[J]. IEEE Journal of Quantum Electronics, 2020, 56(3): 1-9.https://doi.org.10.1109/JQE.2020.2986018
   
8. Zihao Deng, Jiexin Li, Jiayong Liang, Jiayi Li, Jiasheng Li, Xinrui Ding (Supervisor), Zongtao Li (Supervisor). Solid-liquid mixing-state organic lenses for deep-ultraviolet light-emitting diodes to enhance the light-extraction efficiency[C]//2021 22nd International Conference on Electronic Packaging Technology (ICEPT). IEEE, 2021: 1-4.10.1109/ICEPT52650.2021.9568078
   
9. Jiayong Liang, Jiexin Li, Zihao Deng, Yihua Qiu, Zongtao Li (Supervisor), Jiasheng Li. Enhanced Optical Performance and Thermal Stability of Quantum Dot Converters for Laser Source[C]//2021 22nd International Conference on Electronic Packaging Technology (ICEPT). IEEE, 2021: 1-4.10.1109/ICEPT52650.2021.9567922
   

🏃‍♂‍Extracurricular Activities

2021 22^nd International Conference on Electronic Packaging Technology @ School of Electronic Science and Engineering, Xiamen University, Xiamen China (03/2021 – 09/2021)

• Gave an oral presentation on the topic of solid-liquid mixing-state organic lenses for improving the efficiency of DUV-LEDs light extraction.
• Published an article⁸ based on the content of the report, which was indexed by Engineering Index (EI).

“Challenge Cup” College Students’ Extracurricular Academic and Technological Contests @ South China University of Technology

• Developed a fluorescence probe synthesis technology based on porous composite structure microfluidic chips used for efficient detection of heavy metal ions in water, ensuring high quantum yield and high synthesis speed of carbon dots.
• Designed microchannel structure, synthetized capillary porous structure composite, and integrated detection equipment for final assembly.
• Proposed a new functional structure for high-power laser car lights, focusing on the core application of feature signal transmission between vehicles, which improved both the thermal stability of the laser lighting and the optical performance of fluorescent antennas.
• Won the 1^st prize of 16^th Guangdong Challenge Cup Contest and the 2^nd prize of 18^th South China University of Technology Challenge Cup Contest.

🛠️Project Experiences

• Chief Investigator (1^st rank): South China University of Technology Hundred Steps Ladder Climbing Plan Program, “The structural design of an LCD photopolymerization 3D printing system using local dimming technology.”, ￥10,000, 2023-present.
• Chief Investigator (1^st rank): Guangdong Province College Student Innovation and Entrepreneurship Training Program, “Research on Quantum Dot Photothermal Coupling Design and Centrifuge Packaging Technology for White Light LEDs”, ￥5,000, 2020-2021.
• Basic Research on the Design and Manufacture of Micro LED Multi-scale Waveguide structure for Quantum Dot Pixels, (Basic and Applied Basic Research Fund of Guangdong Province), On-going, Participant.
• Co-investigator (2^nd rank): Cultivation of the Guangdong College Students Scientific and Technological Innovation Grant, “Basic Research on Quantum Dot Pixel Structure Composite Manufacturing of Micro LED Devices”, ￥10,000, 2021-2022.

💫Self-Assessment

I am a fervent explorer and researcher, undeterred by obstacles. My boundless enthusiasm and perseverance are the driving forces that help me conquer challenging tasks.