| Comparative study of stress and strain partitioning behaviors in medium manganese and transformation-induced plasticity-aided bainitic ferrite steels T Hojo, M Koyama, B Kumai, Y Shibayama, A Shiro, T Shobu, H Saitoh, ... Scripta Materialia 210, 114463, 2022 | 24 | 2022 |
| Strain rate sensitivity of hydrogen-assisted ε-martensitic transformation and associated hydrogen embrittlement in high-Mn steel C Hao, M Koyama, S Ajito, E Akiyama International Journal of Hydrogen Energy 46 (53), 27221-27233, 2021 | 19 | 2021 |
| Application of an iridium complex for detecting hydrogen permeation through pure iron S Ajito, T Hojo, M Koyama, K Fujita, E Akiyama International Journal of Hydrogen Energy 45 (46), 25580-25586, 2020 | 17 | 2020 |
| Hydrogen Absorption Behavior of Pre-Rusted Steels under an NaCl Droplet S Ajito, E Tada, A Ooi, A Nishikata Journal of The Electrochemical Society 166 (10), C243, 2019 | 16 | 2019 |
| Simultaneous Measurements of Corrosion Potential and Hydrogen Permeation Current in Atmospheric Corrosion of Steel S Ajito, E Tada, A Ooi, A Nishikata ISIJ International 59 (9), 1659-1666, 2019 | 15 | 2019 |
| In situ visualization of misorientation-dependent hydrogen diffusion at grain boundaries of pure polycrystalline Ni using a hydrogen video imaging system H Kakinuma, S Ajito, T Hojo, M Koyama, E Akiyama Acta Materialia 263, 119536, 2024 | 14 | 2024 |
| Real‐Time Visualization of Hydrogen Distribution in Metals Using Polyaniline: An Ultrasensitive Hydrogenochromic Sensor H Kakinuma, S Ajito, T Hojo, M Koyama, E Akiyama Advanced Materials Interfaces 9 (18), 2101984, 2022 | 14 | 2022 |
| Synergistic effects of hydrogen and deformation temperature on mechanical properties of TRIP-aided bainitic ferrite steel Y Zhou, T Hojo, M Koyama, S Ajito, E Akiyama Materials Science and Engineering: A 842, 143070, 2022 | 12 | 2022 |
| Effects of Residual Stress on Hydrogen Embrittlement of a Stretch-Formed Tempered Martensitic Steel Sheet H Nishimura, T Hojo, S Ajito, Y Shibayama, M Koyama, H Saitoh, A Shiro, ... ISIJ International 61 (4), 1170-1178, 2021 | 12 | 2021 |
| Simultaneous observations of the corrosion behavior of an Fe sheet and the associated hydrogen distribution therein employing a hydrogenochromic sensor H Kakinuma, S Ajito, T Hojo, M Koyama, S Hiromoto, E Akiyama Corrosion Science 206, 110534, 2022 | 10 | 2022 |
| In situ 2D mapping of hydrogen entry into an Fe sheet under a droplet of NaCl solution using a hydrogenochromic sensor H Kakinuma, S Ajito, T Hojo, M Koyama, S Hiromoto, E Akiyama International Journal of Hydrogen Energy 47 (90), 38468-38476, 2022 | 8 | 2022 |
| Measurement of pH in a Thin Electrolyte Droplet Using the Kelvin Probe Technique S Ajito, E Tada, A Ooi, A Nishikata MATERIALS TRANSACTIONS 60 (4), 531-537, 2019 | 8 | 2019 |
| Microscopic visualization of hydrogen diffusion in UNS S32750 super duplex stainless steel: Roles of crystal structure and grain size H Kakinuma, S Ajito, M Koyama, E Akiyama International Journal of Hydrogen Energy 59, 866-873, 2024 | 7 | 2024 |
| Effects of Ammonium Thiocyanate and pH of Aqueous Solutions on Hydrogen Absorption into Iron under Cathodic Polarization S Ajito, T Hojo, M Koyama, E Akiyama Isij International 61 (4), 1209-1214, 2021 | 6 | 2021 |
| Simultaneous measurements of polarization resistance and hydrogen permeation current of iron in an aqueous NaCl droplet S Ajito, E Tada, A Ooi, A Nishikata Isij International 61 (4), 1222-1228, 2021 | 6 | 2021 |
| Effect of Iron Rust on Hydrogen Uptake during Steel Corrosion under an Aqueous NaCl Droplet S Ajito, E Tada, A Ooi, A Nishikata Isij International 61 (4), 1186-1193, 2021 | 6 | 2021 |
| Mechanism of local hydrogen entry into Fe sheets induced by atmospheric corrosion: Significance of potential, pH, and rust layer thickness H Kakinuma, S Hiromoto, T Hojo, S Ajito, M Koyama, E Akiyama Corrosion Science 232, 112043, 2024 | 5 | 2024 |
| Transformation-Induced Microcracks and Their Arrest with Different Deformation Temperatures in a Medium Mn Steel Y Zhou, M Koyama, T Hojo, S Ajito, E Akiyama Metallurgical and Materials Transactions A 54 (1), 153-166, 2023 | 5 | 2023 |
| Effect of Stretch-forming on Hydrogen Diffusion Behavior in High-strength Steel Sheet H Nishimura, S Ajito, T Hojo, M Koyama, K Fujita, Y Shibayama, ... ISIJ International 64 (4), 637-644, 2024 | 3 | 2024 |
| Hydrogen-Induced Delayed Fracture in a 1.5 GPa Dual-Phase Steel via Coalescence of Surface and Sub-surface Cracks RS Varanasi, M Koyama, Y Shibayama, S Chiba, S Ajito, T Hojo, ... Metallurgical and Materials Transactions A 54 (8), 2989-2997, 2023 | 3 | 2023 |
Eiji AkiyamaInstitute for Materials Research, Tohoku UniversityDirección de correo verificada de imr.tohoku.ac.jp