Kawamura Hirofumi

カワムラヒロフミ | Kawamura Hirofumi

Affiliation and department：
Job title： Assistant professor

Research field (1)： Manufacturing and production engineering

Research keywords (3)： Glass , Metal precipitation , Solid-state ion exchange

Research theme for competitive and other funds (9)：

2024 - 2028 Development of functional surface creation technology on curved surfaces using a three-dimensional composite vibration ultrasonic spindle
2023 - 2026 微視的観察によるガラス内金属析出現象の解明および工学応用への展開
2023 - 2025 ガラス内金属析出現象のメカニズム解明および再生可能多層電気伝導路への応用
2023 - 2024 金属イオン添加/析出ガラスの延性モード切削特性の解明
2023 - 2024 固体イオン交換法を利用したガラス内銅析出物の形状制御に関する研究

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Papers (13)：

高島孝太, 柳澤憲史, 辻尚史, 原圭祐, 川村拓史, 磯部浩已. 超音波振動切削によるプラトー構造面の高速創成と機能性の評価. 精密工学会誌. 2025. 91. 9. 933-937
辻尚史, 野呂柚斗, 高島孝太, 川村拓史, 原圭祐, 磯部浩已. 背分力方向の超音波振動切削の加工現象究明第1報:メタクリル樹脂加工時の動的な応力変化と工具の逃げ角の関係. 砥粒加工学会誌. 2025. 69. 3. 26-32
Naofumi Tsuji, Kota Takashima, Akira Sakurada, Keisuke Hara, Kazuto Miyawaki, Hiromi Isobe. Enhancing engagement behavior in small-diameter deep drilling through ultrasonic vibration-assisted drilling and quantitative evaluation of hole dimensions. Journal of Advanced Mechanical Design Systems and Manufacturing. 2024. 18. 4. JAMDSM0041
Kota Takashima, Naofumi Tsuji, Daisuke Kono, Akira Sakurada, Kenji Yanagisawa, Hirofumi Kawamura, Keisuke Hara, Hiromi Isobe. Principle of surface texture generation and tribological properties generated by ultrasonic vibration cutting. Journal of Advanced Mechanical Design, Systems and Manufacturing. 2024. 18. 4. JAMDSM0048
Miyuka Kono, Hirofumi Kawamura, Souta Matsusaka, Sho Itoh, Hirofumi Hidai. In-situ observation and evaluation of silver precipitation behavior in borosilicate glass. Precision Engineering. 2023. 82. 212-218

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MISC (5)：

Development of Silver Precipitation Phenomena in Glass by Solid-state Ion Exchange with Voltage Application. 2025. 40. 2. 18-23
磯部浩已, 川村拓史, 高島孝太, 辻尚史, 原圭祐. 超音波振動切削による機能性表面の高能率加工. クリーンテクノロジー. 2025. 35. 1. 47-52
川村拓史, 松坂壮太. 電界支援固体イオン交換法によるガラス内金属析出物の形成とその応用. Journal of the Society of Inorganic Materials, Japan. 2025. 32. 434. 19-25
辻尚史, 原圭祐, 川村拓史, 磯部浩已. 超音波振動を援用した小径ドリルの精密加工技術開発. 超音波Techno. 2024. 36. 6. 62-65
Unmanned Aerial Vehicles That Support Our Lives. Journal of the Japan Society for Precision Engineering. 2020. 86. 6. 418-422

Patents (1)：

PERFORATED BASE BOARD PRODUCTION METHOD AND PERFORATED BASE BOARD PRODUCTION SYSTEM

Lectures and oral presentations (92)：

超音波振動旋削による表面テクスチャ創成原理の解明(第4報)-超音波振幅が被削材残留ひずみに及ぼす効果-
(2026年度精密工学会春季大会学術講演会 2026)
電場がガラス内銀析出挙動に与える影響の考察
(2026年度精密工学会春季大会学術講演会 2026)
SiC基板のテープ研磨加工における超音波振動援用の可能性検討
(2025年度精密工学会北陸信越支部学術講演会 2025)
背分力方向の超音波振動切削における被削材内部応力
(2025年度精密工学会北陸信越支部学術講演会 2025)
Comparative Study of High-Speed Ultrasonic Milling for Surface Texturing of Various Materials
(The 11th International Conference on Leading Edge Manufacturing in 21st Century (LEM21) 2025)

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Education (3)：

2019 - 2022 Chiba University Graduate School of Science and Engineering Department of Mechanical Engineering
2017 - 2019 Chiba University Graduate School of science and engineering Department of Mechanical Engineering
2013 - 2017 Chiba University Faculty of Engineering Department of Mechanical Engineering

Professional career (3)：

Work history (3)：

2022/09 - 現在 Nagaoka University of Technology Institute of GIGAKU Department of Mechanical Engineering Design and Production Engineering Group Assistant professor
2022/04 - 2022/08 National Institute of Advanced Industrial Science and Technology
2020/04 - 2022/03 Japan Society for the Promotion of Science Research Fellowship for Young Scientists DC2

Committee career (7)：

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Awards (10)：

2026/03 - 精密工学会優秀研究ポスター賞機能性を発現させる特殊加工技術の開発
2024/11 - 精密工学会北陸信越支部精密工学会北陸信越支部奨励賞 Fine hole drilling of alkali-containing silicate glass substrate using preferential penetration of etchants around silver precipitates
2023/09 - エレクトロニクス実装学会実装フェスタ関西2023 インパクトポスター賞
2020/12 - 精密工学会精密工学会学生編集委員 Best Article Award
2020/03 - JSPE Young Researcher Award Formation of an embedded electrical circuit in glass substrate by solid-state ion exchange with application of a forward/reverse voltage

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Association Membership(s) (4)：

日本セラミックス協会 , 砥粒加工学会 , 精密工学会 , 日本機械学会

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