Research theme for competitive and other funds (11):
2022 - 2025 透明マイクロ構造シートによるマイクロプラスチックの環境モニタリングへの挑戦
2021 - 2024 Development of in-situ underwater observation system that enables to detect super micro plastics
2021 - 2024 Development of a three-dimensional dielectrophoretic filter for concentration and separation of micro- and nano-particles in environmental water
2009 - 2011 Three dimensional dielectrophoretic devices using high-aspect-ratio structures fabricated by proton beam writing
2007 - 2010 PRODUCTION OF 3D-NANO-STRUCTURES BY MICRO-FABRICATION WITH DIRECT EXPOSURE OF HIGH-ENERGY ION BEAMS
2005 - 2007 Micro and nano-machining of polymer and glass materials using proton beamwriting
2003 - 2004 Study on the three-dimensional structures in silica glass induced by micro- and nano-scale irradiation effects using focused ion beam
1999 - 2000 Image formation of space charge profile in organic electrical insulating material by means of detection of electromagnetic radiation excited by ultrasonic focusing beam
1995 - 1996 Control of the anisotropy in the formatin of silver precipitates in Ag-Cl containing glass
1993 - 1993 シリカガラスおよびエルビウムドープシリカガラスの真空紫外域における光学特性
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Papers (122):
Nitipon Puttaraksa, Kunpisit Kosumsupamala, Hironori Seki, Sumito Nagasawa, Hiroyuki Nishikawa. Fabrication of engineered microplastics in an epoxy-based polymer (SU-8) by means of penetrating protons. Japanese Journal of Applied Physics. 2024
松本悠佑, 関宏範, PUTTARAKSA Nitipon, KOSUMSUPAMALA Kunpisit, 松山大輝, 内田諭, 八木一平, 西川宏之. The particle size dependence of polystyrene particle collection in aqueous environments using dielectrophoresis. 電気学会基礎・材料・共通部門大会(Web). 2023. 2023
関宏範, 松本悠佑, PUTTARAKSA Nitipon, 八木一平, 内田諭, 石井保行, 西川宏之. Application of Dry Film Resist to Microplastic Trapping Devices using Dielectrophoresis Phenomena. 電気学会基礎・材料・共通部門大会(Web). 2023. 2023
瀬谷大也, 前田祐希, 田中柊生, 関宏範, 松井龍之介, 西川宏之. Generation of photonic nanojets from microstructures fabricated by focused proton beam writing and their direct imaging by laser-scanning confocal microscope. 電気学会研究会資料(Web). 2022. DEI-22-038-049/EFM-22-003-014
野原悠暉, 林秀臣, 西川宏之. Patterning of epoxy-based conductive carbon nanocomposites by proton beam writing. 電気学会基礎・材料・共通部門大会(Web). 2021. 2021
川村恵矢, 林秀臣, 関宏範, 西川宏之. Fabrication of Printing Stamp Using Proton Beam Writing and Transfer Characteristics of a-IGZO. 電気学会基礎・材料・共通部門大会(Web). 2021. 2021
Fabrication of engineered microplastics in epoxy-based polymer (SU-8) by means of the penetration depth of protons using proton beam writing
(36th International Microprocesses and Nanotechnology Conference, Paper No.17P-1-59 2023)
Characteristics of photonic nanojets from cylindrical microstructures with different heights produced by proton beam writing
(36th International Microprocesses and Nanotechnology Conference, Paper No.17P-1-55 2023)
Irradiation-induced effects of micropatterned Polyethylene film by 1-MeV proton beam writing
(36th International Microprocesses and Nanotechnology Conference, Paper No.17P-1-68L 2023)
Metal-coated plastic microstructures fabricated by PBW for PIXE analysis
(The 33rd Annual Meeting of MRS-J, F:Advances in Materials Innovation Utilizing Ion Beam Techniques 2023)
Proton Beam Writing Fabrication of Micro-patterns in Dielectric Films for Improving Output Voltage Triboelectric Nanogenerators
(2023 INTERNATIONAL SYMPOSIUM ON ELECTRICAL INSULATING MATERIALS, Paper No. MVP1-4 2023)