Puxian Xiong
熊普先
Research Fellow
Ph.D., South China University of Technology
pxiong@cityu.edu.hkAbout
Dr. Puxian Xiong is a Research Fellow in Department of Mechanical Engineering at CityU. He received his Ph.D. in National Key Laboratory of Luminescent Materials and Devices from SCUT in 2021 (Prof. Mingying Peng and Prof. Zhongmin Yang's group). During 2021–2024, he worked as an Assistant Researcher at SCUT. Before joining CityU, he worked as a Postdoctoral Fellow at HKU (2024–2026).
His research focuses on near-infrared mechanoluminescence for potential bio-related stress sensing and imaging. He has published 68+ papers (h-index 40, >3993 citations till 11 June, 2026) in leading journals including Nature Communications, Advanced Materials, eScience and Advanced Functional Materials, et al.. As PI, he has secured 6 funded research grants from NSFC and other agencies, held 6 granted patents, and delivered 31 invited/oral presentations at international conferences. In addition, he serves as a reviewer for journals such as Advanced Materials, Light: Science & Applications, et al., and the youth editorial board member for journals such as eScience, Advanced Powder Materials, et al..
Research Interests
Education
Ph.D. in Physics (Luminescent Materials and Devices)
South China University of Technology, Guangzhou, China
Exchange Student in Materials Physics
Central South University, Changsha, China
B.Eng. in Materials Science and Engineering
Shandong University, Jinan, China
Selected Research Projects
Near-Infrared Mechanoluminescence for In Situ Bio-Stress Visualization
2021 – PresentPrincipal Investigator
Main research project on developing near-infrared mechanoluminescent materials for potential in situ and real-time bio-stress visualization, non-destructive detection, and wearable sensing applications.
- Developed multiple Cr3+-doped and Nd3+-doped mechanoluminescent materials spanning visible to NIR-II region.
- Achieved self-powered NIR mechanoluminescence for blood oxygen saturation monitoring (eScience, 2026).
- Demonstrated non-destructive detection of blood glucose and lipids using NIR mechanoluminescence (Adv. Mater., 2024).
Luminescent Glass and Fiber for Functional Applications
2021 – PresentPrincipal Investigator
Developing integrated multi-mode glass ceramic fibers for high-resolution temperature/stress sensing and other functional photonic applications.
- Developed flexible optical fiber for stress/temperature dual-mode sensing (Adv. Funct. Mater., 2025).
- Achieved integrated multi-mode glass ceramic fiber for high-resolution temperature sensing (Adv. Powder Mater., 2023).
Focused Ultrasound-Induced Luminescence
2025 – PresentPrincipal Investigator
Current project exploring acoustoluminescence in transition metal and rare earth oxides beyond 1800 nm for potential in vivo imaging applications.
- Discovered acoustoluminescence beyond 1800 nm in transition metal and rare earth oxides (BioRxiv, 2025).
Selected Publications
Published Papers
Wu S#, Wang S#, Shao Z, Wang Y, and Xiong P#*, Self-powered near-infrared mechanoluminescence through MgO/MgF₂ piezo-photonic heterojunctions.
Nature Communications, 2025, 16(1): 8912 (Editors' Highlights)
https://doi.org/10.1038/s41467-025-63980-4Wu S#, Zhou G#, Wu Y#, Xiong P*, Xiao B, Zhou Z, Xiao Y, Shao P, Wang S, Shao Z, Wang Y, and Wang F*, Multiple defect‐induced high‐resolution near‐infrared mechanoluminescent materials for non‐destructive detection of blood glucose and lipids.
Advanced Materials, 2024, 36(50): 2408508
https://doi.org/10.1002/adma.202408508Xu S#, Xiao Y#, Xiong P#*, Zheng P, Wu S, Wang X, Yin Y, Fang H, Wang C, Lu Y, Song E, and Gan J, Boosting mechanoluminescence performance in doped CaZnOS by the facile self‐reduction approach.
Advanced Materials, 2025, 38(3): e11643
https://doi.org/10.1002/adma.202511643Li W#, Xiong P#*, Zheng X, Niu L, Cui L, Wang Q, Viana B, Dorenbos P, Zhang J, and Ren J, Micro-strain responsive near-infrared mechanoluminescence for potential nondestructive artificial joint stress imaging.
Advanced Materials, 2026, 38(1): e05360
https://doi.org/10.1002/adma.202505360Xiong P, Huang B, Peng D, Viana B, Peng M, and Ma Z, Self‐recoverable mechanically induced instant luminescence from Cr³⁺‐doped LiGa₅O₈.
Advanced Functional Materials, 2021, 31(19): 2010685
https://doi.org/10.1002/adfm.202010685Xiao Y#, Xiong P#*, Zheng P#, Sun Y#, Su S, Le Y, Song E, and Gan J, Defect‐controlled photo‐thermo‐mechanical responsive luminescence in self‐activated phosphor.
Advanced Functional Materials, 2026: 76300
https://doi.org/10.1002/adfm.76300Wang X#, Xiao Y#, Xiong P#*, Zheng P, Xu S, He W, Fang H, Wang P, Yu J, Wu S, and Qian Q, Cr³⁺‐activated tunable near‐infrared mechanoluminescence materials for potential water pollutant monitoring.
Advanced Functional Materials, 2025, 36(6): e15717
https://doi.org/10.1002/adfm.202515717Lyu T, Dorenbos P, Xiong P*, and Wei Z, LiTaO₃: Bi³⁺,Tb³⁺,Ga³⁺,Ge⁴⁺: A smart perovskite with high charge carrier storage capacity for X‐Ray imaging, stress sensing, and non‐real-time recording.
Advanced Functional Materials, 2022, 32(39): 2206024
https://doi.org/10.1002/adfm.202206024Li W, Wu S, Ren J, and Xiong P*, Defects in inorganic mechanoluminescent phosphors: insights and impacts.
Advanced Functional Materials, 2025, 35(40): 2506198
https://doi.org/10.1002/adfm.202506198Zheng P#, Xiao Y#, Xiong P#*, Su S, Yang A, Wang X, Xu S, Shao P, Zhou Z, Wu S, Song E, Gan J*, and Chen D*, Flexible optical fiber stress/temperature dual‐mode sensing based on CaZnOS: Nd, Er.
Advanced Functional Materials, 2025, 35(38): 2505094
https://doi.org/10.1002/adfm.202505094Xiong P#*, Yuan J#, Wu Y#, Dai Z, Wu S*, Shao Z*, Wang S*, and Wang Y, Self-powered near-infrared mechanoluminescence for blood oxygen saturation monitoring.
eScience, 2026: 100583
https://doi.org/10.1016/j.esci.2026.100583Selected Awards & Honors
Outstanding Student of Guangdong Province in the 2020–2021 Academic Year (Postgraduate Level)
May 2021Outstanding Student of School of Physics and Optoelectronics of South China University of Technology
May 2021IAAM Young Scientist Medal, International Association of Advanced Materials
Oct 2022Young Scientist Committee of "Advanced Powder Materials"
Jan 2023Associate Fellow, International Association of Advanced Materials
Jun 20232023 Emerging Scientist of "Advanced Powder Materials"
Sep 2024