Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Go Hirano"'
Autor:
Jianglin Yue, Kenji Tanaka, Go Hirano, Gen Yonezawa, Misaki Shimizu, Yasunobu Iwakoshi, Hiroshi Tobita, Rintaro Koda, Yasutaka Higa, Hideki Watanabe, Katsunori Yanashima, Masanao Kamata
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-9 (2022)
Here the authors demonstrate chip-scale high-peak-power lasers by vertical integration of semiconductor and solid state laser gain mediums to reach the same maturity level as existing semiconductor lasers, which are suitable for miniaturization and c
Externí odkaz:
https://doaj.org/article/3d686c52ade54305b2abae942293c8e5
Autor:
Kenji Tanaka, Jianglin Yue, Go Hirano, Gen Yonezawa, Misaki Shimizu, Yasunobu Iwakoshi, Hiroshi Tobita, Rintaro Koda, Yasutaka Higa, Hideki Watanabe, Masanao Kamata
Publikováno v:
Optica Advanced Photonics Congress 2022.
A chip-sized passively Q-switched laser is demonstrated, in which a solid-state gain medium is intra-cavity pumped and vertically integrated with a semiconductor laser. A laser chip volume of 1 mm3 and peak power of 50 kW are achieved simultaneously.
Autor:
Kouta Goto, Go Hirano
Publikováno v:
International Journal of Mechanical Engineering and Robotics Research. :1024-1030
Publikováno v:
Vibrational Spectroscopy. 72:66-71
The state of dye adsorption on TiO 2 electrodes in dye-sensitized solar-cell (DSSC) systems is important for its power-conversion efficiency (PCE). We propose a non-destructive and quantitative method to evaluate the amount of adsorbed dye on TiO 2 e
Autor:
Shinya Kosaka, Tatsuya Fujita, Kenichiro Nozaki, Tomohiro Endo, Akio Yamamoto, Go Hirano, Kenichi Tada
Publikováno v:
Journal of Nuclear Science and Technology. 49:689-707
An optimization approach to establish an appropriate multi-group energy structure for boiling water reactor (BWR) pin-by-pin fine mesh core analysis is proposed. In the present approach, the number of energy groups of cross sections is successively r
Autor:
Shinya Kosaka, Go Hirano, Tatsuya Fujita, Kenichiro Nozaki, Tomohiro Endo, Akio Yamamoto, Kenichi Tada
Publikováno v:
Journal of Nuclear Science and Technology. 48:1437-1452
Three-dimensional pin-by-pin core analysis is considered to be a candidate for the next-generation BWR core calculation method. In our previous study, the applicability of the transport and burnup calculations for a three-dimensional pin-by-pin BWR c
Autor:
Nobuo Iwasaki, Takaaki Ishibashi, Hiromu Gotanda, Hiroshi Shiratsuchi, Go Hirano, Takeshi Koya
Publikováno v:
Journal of Advanced Computational Intelligence and Intelligent Informatics. 14:364-374
In real world environments where acoustic signals are contaminated with various noises, it is difficult to estimate the Signal-to-Noise Ratio (SNR) only from signals observed at microphones; the knowledge of acoustic transfer functions and original s
Publikováno v:
Journal of Nuclear Science and Technology. 37:237-243
The transient behavior during an initiating phase of CDA (core disruptive accident), was analyzed for a metallic fuel reactor, which is expected to realize high breeding ratio and low fuel cycle cost. In the present study, SAS3D code was modified for
Publikováno v:
IROS
This paper proposes an algorithm to determine sub-optimal paths and trajectories for cooperative multiple manipulators with passive joint. The problem of operating and transferring the object from a given start point to a given goal point is consider