Zobrazeno 1 - 10
of 122
pro vyhledávání: '"Tomonao, Hosokai"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract High-power laser applications, and especially laser wakefield acceleration, continue to draw attention through various research topics, and may bring many industrial applications based on compact accelerators, from ultrafast imaging to cance
Externí odkaz:
https://doaj.org/article/93f689149d454b34bc95942d5c9925e3
Publikováno v:
Light: Science & Applications, Vol 13, Iss 1, Pp 1-12 (2024)
Abstract Laser wakefield acceleration, as an advanced accelerator concept, has attracted great attentions for its ultrahigh acceleration gradient and the capability to produce high brightness electron bunches. The three-dimensional (3D) density serve
Externí odkaz:
https://doaj.org/article/46108ddc25ba4b92a29448ccc377a0ac
Autor:
Driss Oumbarek Espinos, Alexandre Rondepierre, Alexei Zhidkov, Naveen Pathak, Zhan Jin, Kai Huang, Nobuhiko Nakanii, Izuru Daito, Masaki Kando, Tomonao Hosokai
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-10 (2023)
Abstract Laser wakefield acceleration (LWFA) continues to grow and awaken interest worldwide, especially as in various applications it approaches performance comparable to classical accelerators. However, numerous challenges still exist until this ca
Externí odkaz:
https://doaj.org/article/1e0013f51d0b4b7399fb1cd8283c9560
Autor:
Tomokazu Sano, Tomoki Matsuda, Akio Hirose, Mitsuru Ohata, Tomoyuki Terai, Tomoyuki Kakeshita, Yuichi Inubushi, Takahiro Sato, Kohei Miyanishi, Makina Yabashi, Tadashi Togashi, Kensuke Tono, Osami Sakata, Yoshinori Tange, Kazuto Arakawa, Yusuke Ito, Takuo Okuchi, Tomoko Sato, Toshimori Sekine, Tsutomu Mashimo, Nobuhiko Nakanii, Yusuke Seto, Masaya Shigeta, Takahisa Shobu, Yuji Sano, Tomonao Hosokai, Takeshi Matsuoka, Toshinori Yabuuchi, Kazuo A. Tanaka, Norimasa Ozaki, Ryosuke Kodama
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-10 (2023)
Abstract Over the past century, understanding the nature of shock compression of condensed matter has been a major topic. About 20 years ago, a femtosecond laser emerged as a new shock-driver. Unlike conventional shock waves, a femtosecond laser-driv
Externí odkaz:
https://doaj.org/article/e7aa8878c021417eb97e0c7d3678896e
Autor:
Zhen-Zhe Lei, Yan-Jun Gu, Zhan Jin, Shingo Sato, Alexei Zhidkov, Alexandre Rondepierre, Kai Huang, Nobuhiko Nakanii, Izuru Daito, Masakai Kando, Tomonao Hosokai
Publikováno v:
High Power Laser Science and Engineering, Vol 11 (2023)
Supersonic gas jets generated via a conical nozzle are widely applied in the laser wakefield acceleration of electrons. The stability of the gas jet is critical to the electron injection and the reproducibility of the wakefield acceleration. Here we
Externí odkaz:
https://doaj.org/article/ce69ddd03e2249ffb3a3bd2b653922cd
Autor:
Yuji Sano, Tomoharu Kato, Yoshio Mizuta, Satoshi Tamaki, Koki Yokofujita, Takunori Taira, Tomonao Hosokai, Yoshihiro Sakino
Publikováno v:
Forces in Mechanics, Vol 7, Iss , Pp 100080- (2022)
Laser peening (LP) is a well-established technique for introducing compressive residual stress (RS) near the surface of metal components, to improve their high-cycle fatigue properties. The authors have developed a compact LP device with a thumb-size
Externí odkaz:
https://doaj.org/article/00d183e40f9c4e4399a3d54e2e871457
Publikováno v:
Metals, Vol 11, Iss 11, p 1716 (2021)
Laser peening without coating (LPwC) using a palmtop-sized microchip laser has improved the residual stresses (RSs) and fatigue properties of A7075 aluminum alloy. Laser pulses with a wavelength of 1.06 μm and duration of 1.3 ns from a Q-switched Nd
Externí odkaz:
https://doaj.org/article/d2e9f14a986e42068f30d615612c211b
Autor:
Zhenzhe Lei, Zhan Jin, Alexei Zhidkov, Naveen Pathak, Yoshio Mizuta, Kai Huang, Nobuhiki Nakanii, Izuru Daito, Masaki Kando, Tomonao Hosokai
Publikováno v:
Progress of Theoretical and Experimental Physics. 2023
Beam charge control in the staging of laser wakefield acceleration (LWFA) is a crucial technique for developing full-optical jitter-free high-energy electron accelerators. Precise control of total charge in pre-accelerated electron bunches is necessa
Autor:
Yoshio MIZUTA, Tomonao HOSOKAI, Kiyotaka MASAKI, Tomoharu KATO, Yoshihiro SAKINO, Satoshi TAMAKI, Yuji SANO
Publikováno v:
The Proceedings of Mechanical Engineering Congress, Japan. 2022:F041-05
Autor:
Yoshio Mizuta, Satoshi Tamaki, Kiyotaka Masaki, Tomoharu Kato, Yoshihiro Sakino, Tomonao Hosokai, Yuji Sano
Publikováno v:
Advanced Laser Processing and Manufacturing VI.