Noriaki Hirota | Material | Excellence in Research

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Dr. Noriaki Hirota | Material | Excellence in Research

Japan Atomic Energy Agency | Japan

Dr. Noriaki Hirota is an accomplished materials scientist and Associate Deputy Director at the Japan Atomic Energy Agency, where he contributes extensively to research in structural and functional materials within the nuclear energy sector. He earned both his master’s and Ph.D. degrees in Materials Science from the Institute of Science Tokyo, with his doctoral research completed in 2025. With over 19 years of professional experience, Dr. Hirota has worked at the intersection of metallurgy, corrosion science, and mechanical engineering. During his tenure at Japan Steel Works, he developed high-performance turbine rotor materials for thermal power generation and advanced stainless steel forging processes. His subsequent work at the Japan Atomic Energy Agency has focused on developing corrosion-resistant materials for sulfuric acid decomposers in the Sulfur-Iodine hydrogen production process and improving stainless steels to mitigate stress corrosion cracking under extreme nuclear conditions. A member of The Atomic Energy Society of Japan (AESJ), he has authored several impactful publications in nuclear materials research. His work has significantly advanced the understanding of material durability and performance in harsh environments, earning him recognition for his technical innovation and leadership. Dr. Hirota remains committed to promoting sustainable energy solutions through advanced materials development.

Profile: Orcid

Featured Publications

Hirota, N., Takeda, R., Ide, H., Tsuchiya, K., & Kobayashi, Y. (2025, December). Effect of grain refinement on cracks occurring in SUS304L stainless steel under nuclear reactor operating conditions. Nuclear Materials and Energy.

Hirota, N., Shibata, H., Takeuchi, T., Otsuka, N., & Tsuchiya, K. (2020, December 1). Voltage drop analysis and leakage suppression design for mineral-insulated cables. Journal of Nuclear Science and Technology,

Larisa Mezentseva | Real-world Case Studies | Best Scholar Award

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Dr. Larisa Mezentseva | Real-world Case Studies | Best Scholar Award

National Research Centre Kurchatov Institute | Russia

Dr. Larisa P. Mezentseva is a distinguished materials chemist and Leading Researcher at the I.V. Grebenshchikov Institute of Silicate Chemistry (Branch of NRC “Kurchatov Institute,” Russia), with over five decades of expertise in inorganic and materials chemistry. She earned her Ph.D. in Chemistry from the Institute of Silicate Chemistry of the Russian Academy of Sciences, focusing on the phase diagrams of lanthanide–phosphate systems. Her research primarily centers on the synthesis, crystal chemistry, and functional properties of rare-earth phosphates, aluminates, and nanostructured oxide ceramics. She has made significant contributions to sol-gel synthesis methods, phase equilibria studies, and the development of advanced ceramic materials for high-temperature and nuclear applications. Dr. Mezentseva has published more than 49 scientific papers, accumulated over 522 citations, and holds an h-index of 13 (Scopus). Her work has appeared in leading international journals such as Glass Physics and Chemistry, Journal of Nuclear Materials, and Russian Journal of Inorganic Chemistry. She has also contributed to patents and collaborative projects advancing the design and application of functional oxide materials. Through her extensive scientific output and mentorship, Dr. Mezentseva has played a vital role in strengthening global understanding of rare-earth ceramics and functional materials.

Profiles : Orcid | Scopus

Featured Publications

Mezentseva, L. (2022). “Ceramic Composites Based on Lanthanum Orthophosphate and Alumina: Preparation and Properties” in Glass Physics and Chemistry.

Mezentseva, L. (2021). “Ceramic Composite Matrices Based on the LaPO4–ZrO2 System: Preparation and Properties” in Glass Physics and Chemistry.

Mezentseva, L. (2021). “Ceramic Composites Based on Nanosized Lanthanum Orthophosphate and Their Properties” in Glass Physics and Chemistry.

Mezentseva, L.P.; Osipov, A.V.; Ugolkov, V.L.; Akatov, A.A.; Doil’nitsyn, V.A. (2019). “Physicochemical Properties of Ceramics Based on a LaPO4–DyPO4 System” in Glass Physics and Chemistry.

Mezentseva, L.; Osipov, A.; Ugolkov, V.; Kruchinina, I.; Maslennikova, T.; Koptelova, L. (2019). “Sol–gel Synthesis of Precursors and Preparation of Ceramic Composites Based on LaPO4 with Y2O3 and ZrO2 Additions” in Journal of Sol-Gel Science and Technology.