Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Hirofumi KAWAMURA"'
Autor:
Kota TAKASHIMA, Naofumi TSUJI, Daisuke KONO, Akira SAKURADA, Kenji YANAGISAWA, Hirofumi KAWAMURA, Keisuke HARA, Hiromi ISOBE
Publikováno v:
Journal of Advanced Mechanical Design, Systems, and Manufacturing, Vol 18, Iss 4, Pp JAMDSM0048-JAMDSM0048 (2024)
Recently, there has been a growing interest in utilizing surface texture to enhance the tribological properties of sliding components. Particularly noteworthy is the application of tool vibration at ultrasonic frequencies for efficiently generating s
Externí odkaz:
https://doaj.org/article/0570221316a943ad943c39e0590debb3
Autor:
Naofumi TSUJI, Akira SAKURADA, Kota TAKASHIMA, Keisuke HARA, Hirofumi KAWAMURA, Kazuto MIYAWAKI, Hiromi ISOBE
Publikováno v:
Journal of Advanced Mechanical Design, Systems, and Manufacturing, Vol 18, Iss 4, Pp JAMDSM0041-JAMDSM0041 (2024)
This study investigates the effects of ultrasonic vibration-assisted drilling with a 0.3 mm diameter drill on engagement behavior and hole dimensions. The study addresses the increasing demand for small-diameter deep drilling in fuel injectors and me
Externí odkaz:
https://doaj.org/article/e2036299ff3f48d09727879e94efc6c7
Publikováno v:
Precision Engineering. 82:212-218
Autor:
Hirofumi Kawamura, Riku Okuda, Souta Matsusaka, Kentaro Nomoto, Hiroki Kodaka, Hirofumi Hidai, Akira Chiba, Noboru Morita
Publikováno v:
Precision Engineering. 76:141-148
Publikováno v:
Journal of the Japan Society for Precision Engineering. 88:108-116
Autor:
Hirofumi KAWAMURA, Kosuke ONISHI, Souta MATSUSAKA, Hirofumi HIDAI, null Akira CHIBA, Noboru MORITA
Publikováno v:
The Proceedings of Mechanical Engineering Congress, Japan. 2021:J111-07
Autor:
Shukoh Yoshimura, Hirofumi Kawamura, Hirofumi Hidai, Souta Matsusaka, Akira Chiba, Tetsuo Kishi, Noboru Morita
Publikováno v:
Applied Physics A. 128
Autor:
Hirofumi Kawamura, Souta Matsusaka, Akira Chiba, Hirofumi Hidai, Noboru Morita, Hiroki Kodaka, Kentaro Nomoto
Publikováno v:
Precision Engineering. 64:108-112
Solid-state ion exchange with an applied voltage enables metal doping into alkali-silicate glass surfaces. The effect is especially prominent when silver is a dopant material, with additional voltage application producing silver nanowire networks in
Publikováno v:
Precision Engineering. 55:240-247
Solid-state ion exchange with an applied voltage enables metal doping of alkali-silicate glass surfaces. When the silver is used as the doping agent, application of a reverse voltage produces a silver layer buried in the glass substrate. The silver l
Autor:
Hiroki Aoyama, Noboru Morita, Souta Matsusaka, Takaomi Itoi, Hirofumi Hidai, Akira Chiba, Hirofumi Kawamura
Publikováno v:
Materials Chemistry and Physics. 219:51-56
The additive voltage application provides silver nanowires in silver-doped glass prepared by electric field-assisted solid-state ion exchange. We experimentally investigate the growth behavior of silver nanowires in a glass substrate. It was found th