Kyushu University Academic Staff Educational and Research Activities Database
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Ryusei SAEKI Last modified date:2024.04.05





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Homepage
https://kyushu-u.elsevierpure.com/en/persons/ryusei-saeki
 Reseacher Profiling Tool Kyushu University Pure
Phone
092-802-2973
Academic Degree
Doctor of Engineering / Nagasaki University / March of 2023
Country of degree conferring institution (Overseas)
No
Field of Specialization
Electrochemistry, Metallurgy, Thermoelectric materials
Total Priod of education and research career in the foreign country
00years00months
Research
Research Interests
  • Microhardness and tensile strength of electrochemically synthesized iron group metal-based alloys
    keyword : Electrodeposition, Electroforming, Solid solution strengthening, Crystal grain refinement, Microhardness, Tensile strength
    2020.04.
  • CPP-GMR performance of electrodeposited metallic multilayered nanowires with extremely large aspect ratio
    keyword : Pulsed potential electrodeposition, Metallic multilayered nanowire, multilayered structure, Magnetic property, Giant magnetoresistance
    2018.04.
  • Perpendicular magnetization performance of ferromagnetic nanowire arrays electrodeposited from an aqueous solution
    keyword : Electrodeposition, Electroforming, Nanowire, Perpendicular magnetization performance, Coercivity, Squareness
    2017.04.
Academic Activities
Papers
1. Kentaro Takagi, Yuko Matsukawa, Shuto Araki, Ryusei Saeki, Shigeto Yamasaki, Makoto Arita, and Shinji Munetoh, Thermoelectric Properties of Ba8CuxSiyGe46−x−y Clathrates Synthesized by the Czochralski Method, 10.1021/acsaem.3c02961, in press, 2024.03.
2. Reina Kawakami, Ryusei Saeki, Takeshi Ohgai, Random crystal orientation and tensile strength of nanocrystalline dumbbell-shaped copper thick films electrodeposited from acidic aqueous solutions containing polyethylene glycol, Materials Research Express, 10.1088/2053-1591/ad1771, 10, 126515-126515, 2023.12.
3. Reina Kawakami, Ryusei Saeki, Shinji Munetoh, Takeshi Ohgai, Micro-Vickers Hardness of Cu and Cu2O Dual Phase Composite Films Electrodeposited from Acidic Aqueous Solutions Containing Polyethylene Glycol, Crystals, 10.3390/cryst13121654, 13, 12, 1654-1654, 2023.11.
4. Ryusei Saeki, Tomomi Doi, Masamitsu Hayashida, Takeshi Ohgai, Microhardness and tensile strength of electrochemically synthesized nickel-cobalt binary alloy sheets exfoliated from a dumbbell-shaped titanium cathode, Materials Research Express, 10.1088/2053-1591/acc7e2, 10, 4, 046504-046504, 2023.04.
5. Ryusei Saeki, Taisei Yakita, Takeshi Ohgai, Magnetization and microhardness of iron–chromium alloy films electrodeposited from an aqueous solution containing N, N-dimethylformamide, Journal of Materials Research and Technology, 10.1016/j.jmrt.2022.03.183, 18, 2735-2744, 2022.04.
6. Tomoyuki Matsuda, Ryusei Saeki, Masamitsu Hayashida, Takeshi Ohgai, Microhardness and heat-resistance performance of ferromagnetic cobalt-molybdenum nanocrystals electrodeposited from an aqueous solution containing citric acid, Materials Research Express, 10.1088/2053-1591/ac60e3, 9, 4, 046502-046502, 2022.04.
7. Ryusei Saeki, Takeshi Ohgai, Nanocrystalline structure and microhardness of cobalt-chromium alloys electrochemically synthesized using a metal hydroxide coprecipitation technique, Materials Research Express, 10.1088/2053-1591/ac5275, 9, 2, 026515-026515, 2022.02.
8. Ryusei Saeki, Saeko Mizoguchi, Himeyo Kamimura, Masamitsu Hayashida, Takeshi Ohgai, CPP-GMR performance of electrodeposited metallic multilayered nanowires with a wide range of aspect ratios, Journal of Magnetism and Magnetic Materials, 10.1016/j.jmmm.2021.167849, 529, 167849-167849, 2021.02.
9. Ryusei Saeki, Takeshi Ohgai, Perpendicular magnetization performance of hcp-cobalt nanocylinder array films electrodeposited from an aqueous solution containing cobalt (II)–citrate complexes, Journal of Materials Research and Technology, 10.1016/j.jmrt.2020.05.032, 9, 4, 8029-8040, 2020.06.
10. Ryusei Saeki, Takeshi Ohgai, Determination of cathode current efficiency for electrodeposition of ferromagnetic cobalt nanowire arrays in nanochannels with extremely large aspect ratio, Results in Physics, 10.1016/j.rinp.2019.102658, 15, 102658-102658, 2019.09.
11. Ryusei Saeki, Takeshi Ohgai, Determination of Crystal Growth Geometry Factors and Nucleation Site Densities of Electrodeposited Ferromagnetic Cobalt Nanowire Arrays, Crystals, 10.3390/cryst9030142, 9, 3, 142-142, 2019.03.
12. Ryusei Saeki, Takeshi Ohgai, Determination of Activation Overpotential during the Nucleation of Hcp-Cobalt Nanowires Synthesized by Potentio-Static Electrochemical Reduction, Materials, 10.3390/ma11122355, 11, 12, 2355-2355, 2018.11.
13. Ryusei Saeki, Takeshi Ohgai, Effect of Growth Rate on the Crystal Orientation and Magnetization Performance of Cobalt Nanocrystal Arrays Electrodeposited from Aqueous Solution, Nanomaterials, 10.3390/nano8080566, 8, 8, 566-566, 2018.07.
Presentations
1. Ryusei Saeki, Tomomi Doi, Shinji Munetoh, Takeshi Ohgai, Mechanical properties of electroformed nickel-cobalt alloy sheets separated from a dumbbell-shaped titanium cathode, ECOMATERIARLS CONFERENCE & EXHIBITION 2023 15TH INTERNATIONAL CONFERENCE ON ECOMATERIALS (*Presentation Number: OR-6), 2023.11.
2. Ryusei Saeki, Takeshi Ohgai, Perpendicular Magnetization Performance of hcp-Cobalt Nanowire Arrays Electrodeposited from Co2+–Citrate Complex Ions, INTERFINISH2020 20th world congress (The Surface Finishing Society of Japan) (A-SEP07-015), 2021.09.
Membership in Academic Society
  • The Surface Finishing Society of Japan
  • The Japan Institute of Metals and Materials
  • The Mining and Materials Processing Institute of Japan
  • The Japan Society of Applied Physics
  • Functionally Graded Materials FORUM of JAPAN
  • The Iron and Steel Institute of Japan