Journal Articles and Books
- Kosuke Ueki, Genya Morigaki, Kazuma Yamochi, Hiroki Kandai, Masaaki Nakai
Development of Biodegradable Ag-Added Fe-Mn-Si-C Alloys by Spark Plasma Sintering
Journal of Smart Processing, 15 (2026) 202-207 (in Japanese)
DOI: https://doi.org/10.7791/jspmee.15.202 - Oktay Yigit, Burak Dikici, Carl J. Boehlert, Jonathan Hardy, Masaaki Nakai
Hydrothermally Synthesized HA-Cs-Pd Multifunctional Composite Coatings on Metastable β-Ti12Cr Alloy for Enhanced Corrosion Resistance, Bioactivity, and Antibacterial Performance
Materials Chemistry and Physics, 365 (2026) 132894
DOI: https://doi.org/10.1016/j.matchemphys.2026.132894 - Hirohito Kametani, Tadao Ito, Hidetoshi Fujii, Yoshiaki Morisada, Masaaki Nakai
Deep penetration TIG-welding of low carbon steel using inward Marangoni convection–Development of high oxygen content weld metal and deep penetration welding method using it–
Quarterly Journal of the Japan Welding Society, 44 (2026) 89-100 (in Japanese)
DOI: https://doi.org/10.2207/qjjws.44.89 - Abhishek Sharma, Yasuhiro Aoki, Amlan Kar, Yoshiaki Morisada, Kohsaku Ushioda, Masaaki Nakai, Hidetoshi Fujii
Linear Friction Welding of Haynes 282 Ni Superalloy
Materials & Design, 267 (2026) 116296
DOI: https://doi.org/10.1016/j.matdes.2026.116296 - Qiang Li, Mingxin Yan, Hao Sun, Xuyan Liu, Yuqing Miao, Rongbin Li, Masaaki Nakai, Mitsuo Niinomi, Takayoshi Nakano
Preparation and Characterizations of Antibacterial Iodine-Containing TiO2 Nanotubes Composite Coatings on Pure Ti
Advanced Engineering Materials, 28 (2026) e202502535
DOI: https://doi.org/10.1002/adem.202502535 - Yichun Zhu, Qiang Li, Hu Zhao, Xuyan Liu, Hao Wang, Masaaki Nakai, Kenta Yamanaka, Mitsuo Niinomi, Ryosuke Ozasa, Takayoshi Nakano
Development of Ti-Mo-Cu alloys with enhanced antibacterial activity for biomedical application
Materials Today Communications, 51 (2026) 114868
DOI: https://doi.org/10.1016/j.mtcomm.2026.114868
Conferences
(International conferences)
- Norain Binti Abdullah, Ei Yamamoto, Masaaki Nakai
Assessment on new bone formation during early stage of defect healing under titanium implant plate
9th International Conference on Advances in Mechanical Engineering 2026 (ICAME2026), Kuala Lumpur, Malaysia, Sep. 13-15, 2026 - M. Nakai, D. Miyazaki, K. Tanaka, E. Yamamoto, K. Ueki K, S. Sakata
Comparison of bone healing using β-titanium alloy and Ti-6Al-4V plates with matched axial stiffness
35th Annual Conference of the European Society for Biomaterials (ESB2026), Antwerp, Belgium, Sep. 7-11, 2026 - Masaaki Nakai, Naoki Ota, Kosuke Ueki
Relationship between alloying element segregation and Young’s modulus in β-type Ti-Ta alloys with high Ta content
The 12th Pacific Rim International Conference on Advanced Materials and Processing (PRICM12), Gold Coast, Australia, Aug. 9-13, 2026 (Invited) - Kosuke Ueki, Kyosuke Ueda, Takayuki Narushima, Amon Kitayama, Mitsuhiro Hirano, Naofumi Ohtsu, Masaaki Nakai
Evaluation of phase stability and various properties of biomedical Pt-containing Co-Cr based alloys for balloon-expandable stent
The 12th Pacific Rim International Conference on Advanced Materials and Processing (PRICM12), Gold Coast, Australia, Aug. 9-13, 2026
Journal Articles and Books
- Natsumi Kinouchi, Yasuhiro Aoki , Kohsaku Ushioda, Masaaki Nakai, Hiroaki Matsumoto, Hidetoshi Fujii
Microstructure and Mechanical Properties of α+β (near β) Ti-17 Alloy Linear Friction-welded Joints
Tetsu-to-Hagane, 111 (2025) 1105-1117 (in Japanese)
DOI: https://doi.org/10.2355/tetsutohagane.TETSU-2025-032 - Kosuke Ueki, Yuta Mizutani, Tomoki Nakajima, Kyosuke Ueda, Takayuki Narushima, Masaaki Nakai
Formation of unique heterogeneous microstructure in biomedical Co-Cr-W-Ni-C alloys by mechanical milling and heat treatment processes
Journal of Alloys and Compounds, 1036 (2025) 181631
DOI: https://doi.org/10.1016/j.jallcom.2025.181631 - Charles Gama, Wael Khair-Eldeen, Masaaki Nakai, Mohamed Abdel Hady Gepreel
Effect of Cold Rolling and Annealing on Grain Refinement of β-Type Ti-13Nb-1.5Ta-3Mo Titanium Alloy
Key Engineering Materials, 1018 (2025) 3-8
DOI: https://doi.org/10.4028/p-za7yVx - Tomoki Nakajima, Yuri Ito, Kosuke Ueki, Tomokazu Numano, Kyosuke Ueda, Takayuki Narushima
Co-Cr-W-Pt alloys with high X-ray visibility for next-generation balloon-expandable stents
Materials Science and Engineering A, 931 (2025) 148216
DOI: https://doi.org/10.1016/j.msea.2025.148216 - Masaaki Nakai, Takeshi Iwasaki, Kosuke Kisaichi, Kosuke Ueki
Effects of Dimple Surface Texturing on Wear Characteristics of Commercially Pure Ti in Comparison with Ti-6Al-4V ELI and Ti-29Nb-13Ta-4.6Zr Alloys for Dental Applications
Materials Transactions, 66 (2025) 577-583
DOI: https://doi.org/10.2320/matertrans.MT-MC2024003
Conferences
（International Conferences）
- Hirofumi Miyoshi, Kosuke Ueki, Masaaki Nakai
Optimization of atmospheric pressure plasma nitriding condition
2nd JSME International Conference on Materials & Processing (ICM&P 2025), Guam, USA, Nov. 3-6, 2025 - Hikaru Komori, Kosuke Ueki, Masaaki Nakai
Effects of Cold Working and Oxygen Content on Age Precipitation in Biomedical Beta-Type Ti-Nb-Ta-Zr Alloy
2nd JSME International Conference on Materials & Processing (ICM&P 2025), Guam, USA, Nov. 3-6, 2025 - Kazuto Takase, Kosuke Ueki, Masaaki Nakai
Relationship between grain size and tensile properties of Ti-Cr alloys with changeable Young’s modulus
2nd JSME International Conference on Materials & Processing (ICM&P 2025), Guam, USA, Nov. 3-6, 2025 - Kosuke Ueki, Kyosuke Ueda, Takayuki Narushima, Masaaki Nakai
Mechanical and corrosive properties of Co-Cr-W-Fe-Pt alloy for next-generation balloon-expandable stent
2nd JSME International Conference on Materials & Processing (ICM&P 2025), Guam, USA, Nov. 3-6, 2025 - Masaaki Nakai
Fatigue properties of β-type Ti-Cr alloys under solutionized conditions
The 7th International Symposium on Visualization in Joining & Welding Science through Advanced Measurements and Simulation (Visual-JW) and The 5th International Symposium on Design & Engineering by Joint Inverse Innovation for Materials Architecture, (DEJI2MA), Osaka, Japan, Oct. 1-2, 2025 (Invited) - Kosuke Ueki, Tomoki Nakajima, Kyosuke Ueda, Masaaki Nakai, Takayuki Narushima
Fabrication of Co-Cr-W-Ni alloys with a unique heterogeneous microstructure utilizing carbide precipitation
13th International Conference on Processing & Manufacturing of Advanced Materials (THERMEC’2025), Tours, France, Jun. 30-Jul. 4, 2025 - Masaaki Nakai, Kosuke Ueki, Takahisa Shiraishi, Takanori Kiguchi
High fatigue limit / tensile strength ratio of beta-type Ti-Cr alloy for biomedical applications, 13th International Conference on Processing & Manufacturing of Advanced Materials (THERMEC’2025), Tours, France, Jun. 30-Jul. 4, 2025 (Invited)