Kyushu University Academic Staff Educational and Research Activities Database
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Takamasa Okumura Last modified date:2021.06.21

Assistant Professor / Electronic Devices, Graduate School and Faculty of Information Science and Electrical Engineering
Department of Electronics
Faculty of Information Science and Electrical Engineering




Homepage
https://kyushu-u.pure.elsevier.com/en/persons/takamasa-okumura
 Reseacher Profiling Tool Kyushu University Pure
Fax
092-802-3717
Country of degree conferring institution (Overseas)
No
Field of Specialization
High voltage, plasma, pulse power, bio-application
ORCID(Open Researcher and Contributor ID)
6785-1991
Research
Research Interests
  • Surface sterilization and molecular fragmentation with non-thermal atmospheric pressure plasma
    keyword : Plasma sterilization, fragmentation
    2020.12~2021.11.
  • Elucidation of mechanism underlying biological response induction of animal and plant by air atmospheric-pressure low temperature plasma
    keyword : plasma, biological response
    2020.07~2020.07.
  • Research on DLC and CNP deposition using plasma CVD
    keyword : plasma, diamond-like carbon, nanoparticle
    2020.02~2020.07.
Academic Activities
Papers
1. S. H. Hwang, T. Okumura, K. Kamataki, N. Itagaki, K. Koga, T. Nakatani, M. Shiratani, Low stress diamond-like carbon films containing carbon nanoparticles fabricated by combining rf sputtering and plasma chemical vapor deposition, Jpn. J. Appl. Phys. , 10.35848/1347-4065/abbb20, 59, 10, 100906, 2020.10.
2. S. H. Hwang, T. Okumura, K. Kamataki, N. Itagaki, K. Koga, M. Shiratani, Size and flux of carbon nanoparticles synthesized by Ar+CH4 multi-hollow plasma chemical vapor deposition, Diam Relat Mater, 10.1016/j.diamond.2020.108050, 109, 108050, 2020.11.
3. S. H. Hwang, K. Koga, Y. Hao, P. Attri, T. Okumura, K. Kamataki, N. Itagaki, M. Shiratani, J-S. Oh, S. Takabayashi, T. Nakatani, Time of Flight Size Control of Carbon Nanoparticles Using Ar+CH4 Multi-Hollow Discharge Plasma Chemical Vapor Deposition Method, Processes, 10.3390/pr9010002, 9, 1, 2, 2020.12.
4. P.Attri, K. Koga, T.Okumura, M. Shiratani, Impact of atmospheric pressure plasma treated seeds on germination, morphology, gene expression and biochemical responses, Jpn. J. Appl. Phys., 10.35848/1347-4065/abe47d, 60, 4, 040502, 2021.03.
5. S. H. Hwang, R. Iwamoto, T. Okumura, K. Kamataki, N. Itagaki, K. Koga, T. Nakatani, M. Shiratani, Comparison between Ar+CH4 Cathode and Anode Coupled Capacitively Coupled Plasma Chemical Vapor Deposition of Hydrogenated Amorphous Carbon Films, Thin Solid Films, 10.1016/j.tsf.2021.138701, 729, 138701, 2021.07.
Presentations
1. T. Okumura, H. Tanaka, R. Arita, D. Yamashita, K. Matsuo, P. Attri, K. Kamataki, N. Itagaki, K. Koga, M. Shiratani, Growth of Rice Cultivated in Field from Plasma-irradiated Seeds and Its Health Assessment for rats, 第30回日本MRS年次大会, 2020.12.
2. 奥村賢直, Non-enzymatic Conformational Change of Protein by Non-lethal Stimulation of Atmospheric-Pressure Plasma and Electric Field, 第36回九州・山口プラズマ研究会, 2020.11.