Spomenka Kobe | Environmental and Sustainable Materials | Distinguished Scientist Award

Prof. Dr. Spomenka Kobe | Environmental and Sustainable Materials | Distinguished Scientist Award

The Jožef Stefan Institute | Slovenia

Prof. Dr. Spomenka Kobe is a distinguished materials scientist and one of Europe’s leading experts in nanostructured materials, magnetic materials, and sustainable alloy design. Her pioneering research has advanced the scientific understanding and technological innovation in rare-earth magnet technology, nanostructured thin films, and magnetic materials recycling. She played a pivotal role in establishing rare-earth magnet research in Slovenia, leading major national and European research programs on critical raw materials and sustainable magnet production. Her Scopus-indexed research portfolio includes 169 publications, which have collectively received 2,350 citations from 1,949 documents, reflecting an h-index of 22. Her work spans critical areas of magnetism, solid-state physics, thin-film engineering, and microstructural analysis, significantly influencing global research directions in advanced materials science. Prof. Dr. Spomenka Kobe’s scientific leadership is exemplified through her coordination of the FP7 European Project ROMEO (Replacement and Original Magnet Engineering Option) and the International Associated Laboratory PACS2 (Push-Pull AlloyS and Complex Compounds) in collaboration with CNRS, France. She has also been a principal investigator on numerous EU and national R&D projects and an active contributor to international academic and industrial innovation networks. Her applied research achievements include seven patents (four European patents), three innovations, and multiple technology transfers to industrial production, showcasing her ability to translate advanced materials research into practical applications. She has authored several book chapters, delivered numerous invited lectures, and contributed to major international conferences on magnetic and nanostructured materials.

Profiles: Scopus | ResearchGate | LinkedIn

Featured Publications

• Schieren, L., Semsari Parapari, S., Tomše, T., Žužek, K., Šturm, S., Kobe, S., & Burkhardt, C. (2025). Evaluating citric acid as a selective leaching agent to extract Nd₂Fe₁₄B matrix phase from end-of-life magnets. Journal of Rare Earths, 43(7). https://doi.org/10.1016/j.jre.2025.04.020

• Grau, L., Moreno López, R., Kubelka, P., Burkhardt, F., Tomše, T., Kobe, S., & Burkhardt, C. (2024). Effects of thermal demagnetization in air on the microstructure and organic contamination of NdFeB magnets. Materials, 17(22), 5528. https://doi.org/10.3390/ma17225528

• Tomše, T., Burkhardt, F., Krasniqi, L., Ivekovič, A., Kocjan, A., Kobe, S., Podmiljšak, B., Burkhardt, C., Šturm, S., & Žužek Rožman, K. (2024, September). An alternative sintering strategy for anisotropic Nd–Fe–B magnet based on recycled content. International Materials Science and Engineering Congress (MSE 2024).

• Grau, L., Fleissner, P., Kobe, S., & Burkhardt, C. (2024). Processability and separability of commercial anti-corrosion coatings produced by in situ hydrogen-processing of magnetic scrap (HPMS) recycling of NdFeB. Materials, 17(11), 2487. https://doi.org/10.3390/ma17112487

• Tomše, T., Podmiljšak, B., Scherf, L. M., Kessler, R., Kobe, S., Kocjan, A., Šturm, S., & Žužek Rožman, K. (2024). Unravelling the intricacies of micro-nonuniform heating in field-assisted sintering of multiphase metallic microstructures. Journal of Materials Processing Technology. https://doi.org/10.1016/j.jmatprotec.2024.118405

Zhixiong Cai | Materials | Best Researcher Award

Assoc. Prof. Dr. Zhixiong Cai | Materials | Best Researcher Award

Minnan Normal University | China

Zhixiong Cai is an Associate Professor and Master’s Supervisor at the College of Chemistry, Chemical Engineering, and Environmental Science at Minnan Normal University, located in Zhangzhou, Fujian Province, China. With expertise in luminescent materials and electrocatalysis, he has gained a reputation for his impactful research and academic contributions. His work primarily focuses on advancing materials science, particularly in the context of energy conversion and storage.

Professional profile👤

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Strengths for the Awards✨

  • Solid Educational Background: He holds a Ph.D. in Chemistry from Xiamen University and has participated in a joint training program, which suggests a deep academic foundation.

  • Research Expertise: His research interests in luminescent materials and electrocatalysis are highly relevant and cutting-edge in chemistry and environmental science.

  • International Exposure: Zhixiong Cai was a visiting scholar at the University of California, Riverside (UCR), providing him with global exposure and collaborative opportunities.

  • Impressive Publication Record: He has published several high-impact papers, including in prestigious journals like Angewandte Chemie and Nano Energy, demonstrating his contribution to significant advancements in his field.

  • Awards and Recognition: Receiving the Youth May Fourth Medal and other competition honors reflects his excellence and recognition from academic and professional communities.

Education:

Dr. Cai earned his Ph.D. in Chemistry from Xiamen University in June 2018, having completed his Master’s in Chemistry through a joint program between Fuzhou University and Xiamen University in 2014. He also holds a Bachelor’s degree in Chemistry from Fuzhou University. During his career, he spent time as a Visiting Scholar at the University of California, Riverside in 2017, further expanding his research horizons and collaborations internationally.

Experience:

Dr. Cai’s academic career began in September 2018 as a Lecturer at Minnan Normal University. By July 2019, he was promoted to Associate Professor at the same institution. His research interests have led him to participate in various national and international projects, contributing to the development of advanced chemical materials and applications.

Research Interests On Materials

Dr. Cai’s research primarily focuses on luminescent materials and electrocatalysis. His work aims to enhance energy conversion efficiencies and develop sustainable materials for a variety of applications, including renewable energy technologies. He is particularly interested in the development of high-performance catalysts and materials for environmental and energy-related solutions.

Publications:

  • Porous cobalt oxide nanoplates enriched with oxygen vacancies for oxygen evolution reaction

    • Authors: W Xu, F Lyu, Y Bai, A Gao, J Feng, Z Cai, Y Yin

    • Year: 2018

    • Cited by: 504

  • Advances in enzyme-free electrochemical sensors for hydrogen peroxide, glucose, and uric acid

    • Authors: X Chen, G Wu, Z Cai, M Oyama, X Chen

    • Year: 2014

    • Cited by: 414

  • AuPd bimetallic nanoparticles decorated on graphene nanosheets: their green synthesis, growth mechanism and high catalytic ability in 4-nitrophenol reduction

    • Authors: X Chen, Z Cai, X Chen, M Oyama

    • Year: 2014

    • Cited by: 207

  • An ultrasensitive and reversible fluorescence sensor of humidity using perovskite CH₃NH₃PbBr₃

    • Authors: W Xu, F Li, Z Cai, Y Wang, F Luo, X Chen

    • Year: 2016

    • Cited by: 174

  • Green synthesis of graphene–PtPd alloy nanoparticles with high electrocatalytic performance for ethanol oxidation

    • Authors: X Chen, Z Cai, X Chen, M Oyama

    • Year: 2014

    • Cited by: 151

  • Ultrafine palladium nanoparticles grown on graphene nanosheets for enhanced electrochemical sensing of hydrogen peroxide

    • Authors: X Chen, Z Cai, Z Huang, M Oyama, Y Jiang, X Chen

    • Year: 2013

    • Cited by: 130

  • A sensitive bisphenol A voltammetric sensor relying on AuPd nanoparticles/graphene composites modified glassy carbon electrode

    • Authors: B Su, H Shao, N Li, X Chen, Z Cai, X Chen

    • Year: 2017

    • Cited by: 120

  • PtPd nanodendrites supported on graphene nanosheets: a peroxidase-like catalyst for colorimetric detection of H₂O₂

    • Authors: X Chen, B Su, Z Cai, X Chen, M Oyama

    • Year: 2014

    • Cited by: 108

  • Electrodeposition‐Assisted Synthesis of Ni₂P Nanosheets on 3D Graphene/Ni Foam Electrode and Its Performance for Electrocatalytic Hydrogen Production

    • Authors: Z Cai, X Song, Y Wang, X Chen

    • Year: 2015

    • Cited by: 88

  • Synthesis of bimetallic PtPd nanocubes on graphene with N, N-dimethylformamide and their direct use for methanol electrocatalytic oxidation

    • Authors: X Chen, Z Cai, X Chen, M Oyama

    • Year: 2014

    • Cited by: 85

Conclusion:

Dr. Zhixiong Cai is an accomplished researcher and educator, with a deep commitment to advancing the fields of luminescent materials and electrocatalysis. His academic achievements, robust publication record, and numerous accolades underscore his dedication to driving forward scientific discovery and innovation. As an active member of the academic community, his work continues to have a significant impact on material sciences and energy applications.