Mr. Jixiang Dai, Wuhan University of Technology, China
Mr. Jixiang Dai is an accomplished researcher at the Wuhan University of Technology, specializing in hydrogen-sensitive materials and optical fiber sensing technology. With a Ph.D. in hydrogen-sensitive films and over a decade of research experience, he has developed advanced WO₃- and Pd-based nanocomposite films for fiber optic hydrogen, temperature, and humidity sensors. Mr. Dai possesses extensive expertise in magnetron sputtering, e-beam deposition, FBG writing, ellipsometry, and advanced material characterization methods. He has led multiple nationally funded projects, including those under China’s National Key R&D Program, focusing on intrinsically safe hydrogen sensing systems. His outstanding work has earned him prestigious honors, such as the Second Prize of the China Instrument and Control Society for Technical Invention and the Hubei Province Natural Science Award. Mr. Dai has authored over 15 high-impact journal papers in Nanomaterials, Optics Letters, and Sensors and Actuators B, significantly advancing fiber optic sensor technology for safety and energy applications.
Publication Profile
Scopus
Expertise
Mr. Jixiang Dai is a highly skilled researcher with deep expertise in the synthesis of hydrogen-sensitive materials, particularly WO₃-based and Pd-based nanocomposite films. His work focuses on developing advanced fiber optic sensors capable of detecting hydrogen, temperature, and humidity with high sensitivity and precision. He has significant experience in designing complete sensing systems tailored for safety-critical environments. Mr. Dai is proficient in operating sophisticated deposition systems such as magnetron sputtering and e-beam assisted techniques, and is adept at fabricating fiber Bragg gratings (FBGs) using the phase mask method. He is also skilled in measuring optical constants using ellipsometry and simulating optical properties with RSoft and TFC software. Additionally, he is well-versed in a wide range of material characterization tools, including XRD, SEM, EDAX, TEM, XPS, and AFM. His multidisciplinary skill set enables him to bridge material science and optical engineering for innovative sensor development.
Work and Education Background
Mr. Jixiang Dai has a strong academic and professional background in optical fiber sensing and materials science. Since July 2013, he has been serving as an associate researcher at the National Engineering Laboratory for Fiber Optic Sensing Technology, where he initially worked as an assistant researcher until December 2017. His research focuses on advanced optical fiber sensing technologies. He earned his Ph.D. from 2010 to 2013, concentrating on hydrogen-sensitive films under the mentorship of Professor Minghong Yang, a recipient of the National Distinguished Young Scholars of China. Prior to that, from 2008 to 2011, he completed his master’s degree focusing on fiber Bragg grating hydrogen sensors based on WO₃-Pd composite films, guided by Professor Dengsheng Jiang, an academician of the Chinese Academy of Engineering. Mr. Dai began his academic journey with a bachelor’s degree from 2004 to 2008, studying dielectric thin films under Professor Jing Zhou, laying the foundation for his research career.
Awards and Recognitions
Mr. Jixiang Dai has received notable awards in recognition of his significant contributions to the field of optical fiber sensing and materials science. He was honored with the Second Prize for Technical Invention by the China Instrument and Control Society, where he ranked second for his pioneering work in the development of advanced hydrogen sensing systems using nano-composite films. This award highlights his role in creating impactful technological innovations that enhance safety and performance in sensor applications. Additionally, Mr. Dai received the Second Prize in Natural Science from Hubei Province, also ranking second, in acknowledgment of his high-level scientific research in materials engineering and sensor development. These prestigious awards not only reflect the originality and value of his research but also demonstrate the national and regional recognition of his innovative achievements in advancing sensor technologies and their real-world applications in energy, safety, and environmental monitoring systems
Research Focus
Mr. Jixiang Dai’s Research Focus centers on optical fiber hydrogen sensing technologies with an emphasis on advanced nanomaterials like WO₃-based, Pd/Ta alloys, and graphene quantum dots. His work targets the design, enhancement, and integration of fiber Bragg grating (FBG)-based sensors, leveraging π-phase-shifted structures, optical heating, and ZIF-8 frameworks for heightened sensitivity. His innovations address hydrogen leakage detection, quasi-distributed sensor networks, and environmental sensing applications. The research spans sensor fabrication, performance optimization, and material characterization. 🚀 His impactful contributions are well-cited in journals like Optics Letters, IEEE, and International Journal of Hydrogen Energy.
Publication Top Notes
📄 Improved performance of a fiber-optic hydrogen sensor based on a controllable optical heating technology – Optics Letters, 2024 | 🔁 Cited by: 4 📅
📄 Pd–Ta alloy films hydrogen sensors based on partially coated π-phase-shifted FBG – Optical Materials, 2024 | 🔁 Cited by: 2 📅
📄 Quasi-distributed optical fiber hydrogen leakage detecting system based on bus chain topology structure – Optics Express, 2024 | 🔁 Cited by: 1 📅
📄 Improved performance of fiber-optic hydrogen sensor of porous Pt/WO₃ based on ZIF-8 – Int. J. of Hydrogen Energy, 2024 | 🔁 Cited by: 16 📅
📄 Performance of fiber hydrogen sensor with Pd/Ta composite films – Conference Paper, Year Not Specified | 🔁 Cited by: 0 📅
📄 Performance of fiber-optic hydrogen sensor based on locally coated π-shifted FBG – IEEE Sensors Journal, 2022 | 🔁 Cited by: 11 📅
📄 Ultra-high sensitive fiber optic hydrogen sensor in air – Journal of Lightwave Technology, 2022 | 🔁 Cited by: 12 📅
📄 TBAOH intercalated WO₃ for high-performance optical fiber hydrogen sensor – Int. J. of Hydrogen Energy, 2022 | 🔁 Cited by: 11 📅
📄 Advanced fiber-optic humidity sensor using graphene quantum dots doped polyimide – IEEE Photonics Tech. Lett., 2022 | 🔁 Cited by: 18 📅
📄 Novel optical fiber sensing with tantalum-based hydrogen sensing film – Acta Photonica Sinica, 2022