Toyoda Kohei

トヨダコウヘイ | Toyoda Kohei

Research keywords (1)：光渦

Research theme for competitive and other funds (3)：

2022 - 2025 Formation and process clarification of temperature-shrinkable twisted wire by optical vortex
2020 - 2022 Formation of chiral structures inside soft materials created by optical vortices
2019 - 2021 Evaluation of the mechanical interaction of the angular momentum of light on hydrogels with gold ions

Papers (27)：

Kohei Toyoda, Hao-Tse Su, Katsuhiko Miyamoto, Teruki Sugiyama, Takashige Omatsu. Chiral crystallization manipulated by Orbital angular momentum of light. Optica. 2023
Katsuhiko Miyamoto, Kenta Hanai, Shota Tsuji, Kohei Toyoda, Seigo Ohno, Takashige Omatsu. Nanoimprinted sheet polarization elements for terahertz vector beams generation. 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz). 2022
Haruki Kawaguchi, Rong Wei, Keisaku Yamane, Ken-ichi Yuyama, Satoyuki Kawano, Ryuji Morita, Kohei Toyoda, Katsuhiko Miyamoto, Takashige Omatsu. Direct Optical Vortex Laser Printing of a Microdot with Close-Packed and Sintered Gold Nanoparticles. Conference on Lasers and Electro-Optics. 2022
Ablimit Ablez, Kohei Toyoda, Katsuhiko Miyamoto, Takashige Omatsu. Nanotwist of aluminum with irradiation of a single optical vortex pulse. OSA Continuum. 2021. 4. 2. 403-408
Ablimit Ablez, Kohei Toyoda, Katsuhiko Miyamoto, Takashige Omatsu. Microneedle structuring of Si(111) by irradiation with picosecond optical vortex pulses. Applied Physics Express. 2020. 13. 6. 062006-062006

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Patents (1)：

Lectures and oral presentations (16)：

Fabrication process of flexibly patterned grating by interference lithography system with automated beam alignment module.
(SPIE Advanced Lithography + Patterning 2024 2024)
interference lithography system consisting high precision pitch control and automatically beam alignment modules
(SPIE Advanced Lithography + Patterning 2024 2024)
Direct imprint of helical structures in a biocompatible polymer
(The 69th JSAP Spring Meeting 2022 2022)
Direct Optical Vortex Laser Printing of a Microdot with Close-Packed and Sintered Gold Nanoparticles
(Conference on Lasers and Electro-Optics 2022)
Silicon (111) chiral structures fabricated by the illumination of optical vortex
(2020 SPIE Structured Light at OPIC, Optical Manipulation and Structured Materials Conference 2020)

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Professional career (1)：

Work history (4)：

Committee career (2)：

2023/05 - 現在 Consortium of Industry Academia Collaboration on Optoelectronics industry committee
2021/10 - 2021/10 Optics Society Japan Optics Photonics Japan 2021 local executive committee

Awards (2)：

2020/04 - The Laser Society of Japan 学術講演会第40回年次大会論文発表奨励賞
2012/10 - The Optical Society of Japan OPJ Best presentation award Chiral nano needle fabrication by optical vortex with total angular momentum

Association Membership(s) (4)：

光エレクトロニクス産学連携専門委員会 , 一般社団法人レーザー学会 , 公益社団法人応用物理学会 , Optica

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