Entry Information
Renjie Li
Dr
Male

27/05/1993
China
Hong Kong Identity Card
F0798
Chinese
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+85269903910
DE408, The Hong Kong Polytechnic University, Hung Hom, Hong Kong
Hong Kong
Hong Kong
Life Science and Medicine
Astronomy
As a dedicated researcher in advanced battery materials, I am eager to join this forum to exchange insights with experts and contribute to cutting-edge energy storage innovations. My current work focuses on two transformative areas: niobium-based fast-charging anodes for lithium-ion batteries (LIBs) and electrode materials for calcium-ion batteries (CIBs).
In LIB research, I design niobium-based composites to enhance ion diffusion kinetics and structural stability, addressing fast-charging limitations in electric vehicles. My work spans material synthesis, electrochemical analysis, and mechanistic studies to optimize performance. For CIBs, I explore high-capacity cathode materials and anode alternatives to overcome challenges like sluggish Ca²⁺ diffusion and structure instability.
This forum’s interdisciplinary platform aligns with my goals to deepen my expertise in next-generation batteries and foster collaborations. I aim to discuss topics such as advanced characterization (in-situ XRD, in-situ TEM), and scalable synthesis techniques. By engaging with peers, I hope to bridge knowledge gaps in multivalent-ion systems and accelerate the development of sustainable, high-performance energy storage solutions.
I am confident my experience and passion will enrich discussions, and I look forward to contributing actionable research perspectives while learning from the forum’s global network.
Postdoc
Battery Chemistry
The Hong Kong Polytechnic University
Hong Kong
First Academic or Research Referee *
Prof. Zheng-Long Xu
The Hong Kong Polytechnic University
Associate Professor
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Second Academic or Research Referee
Prof. Wenlong Wang
Institute of Physics, Chinese Academy of Sciences
Professor
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My research focuses on advancing next-generation battery materials to address critical challenges in energy storage, particularly in high-rate lithium-ion batteries (LIBs) and emerging calcium-ion batteries (CIBs). For LIBs, I design niobium-based fast-charging anodes through tailored synthesis methods (hydrothermal, sol-gel) to enhance Li⁺ diffusion kinetics and structural stability, enabling ultra-fast charging capabilities for electric vehicles. Concurrently, I explore multivalent calcium-ion systems, developing high-capacity cathode materials and compatible anode architectures to achieve high-energy density CIBs.
A key aspect of my work involves in situ/ex situ characterization (in-situ XRD, TEM, Raman) coupled with electrochemical analysis to mechanistically unravel ion storage behaviors and degradation pathways. For instance, I employ operando techniques to map real-time phase evolution in niobium oxides during lithiation and quantify Ca²⁺-host interactions in cathodes. My findings have demonstrated that structural modulation significantly improves charge transfer efficiency and cycle life in both LIB and CIB systems.
This interdisciplinary approach bridges materials innovation with fundamental mechanistic insights, aiming to accelerate the development of sustainable, high-performance batteries for grid storage and electrified transportation.
Both Sessions
N/A
University
