Zobrazeno 1 - 10
of 157
pro vyhledávání: '"Y. Tsunawaki"'
Autor:
Kazuo Imasaki, Dazhi Li, Yanyu Wei, Shuji Miyamoto, Makoto Asakawa, Masanori Hangyo, Y. Tsunawaki, Zhonghai Yang
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 674:20-23
Smith–Purcell radiation occurs when an electron passes close to the surface of a metallic grating. The radiation becomes coherent when the length of the electron bunch is smaller than the wavelength of the radiation. A train of periodic bunches can
Publikováno v:
Journal of Infrared, Millimeter, and Terahertz Waves. 31:1271-1277
A two-section grating system for Smith-Purcell free-electron lasers is investigated. The system is composed of two open gratings with different geometrical parameters. It is expected that the originally continuous electron beam is bunched in the firs
Publikováno v:
IEEJ Transactions on Fundamentals and Materials. 127:369-374
Infrared sience and technology has been contributing to the four important national priority researches which are nano-, bio-, information- and environmental technologies. In this manuscript we discuss the current status of the infrared science and t
Autor:
Y. Tsunawaki, Mitsuhiro Kusaba
Publikováno v:
Thin Solid Films. :255-258
Synthesis of single-wall carbon nanotubes (SWNTs) was carried out by an ablation method using a XeCl excimer laser with the oscillation wavelength of 308 nm. It was irradiated onto a graphite target containing Co and Ni at the temperatures of 1273 K,
Autor:
Y. Tsunawaki, Mitsuhiro Kusaba
Publikováno v:
The Review of Laser Engineering. 33:47-51
Autor:
Kazuo Imasaki, Shuji Miyamoto, Masanori Hangyo, Zhonghai Yang, Y. Tsunawaki, Makoto Asakawa, Keisuke Takano, Dazhi Li
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 637:135-137
Smith-Purcell radiation from an electric line charge that moves, at constant speed, parallel to a grating made of metamaterial with negative index is analyzed. Through theoretical analysis and computations, we show that the Smith-Purcell radiation is
Autor:
Masahiro Sakai, Shinji Nagai, Akihiro Kono, Toshio Goto, Hideo Furuhashi, Yoshiyuki Uchida, W. Sasaki, Y. Kometani, J. Kawanaka, S. Kubodera, M. Kaku, H. Tanaka, H. Shimada, F. Wani, M. Endo, S. Takeda, K. Nanri, T. Fujioka, T. Kawano, D. Sugimoto, M. Kawakami, S. Nagatomo, K. Umehara, K. Sunago, Y. Tokura, M. Nakazawa, S. Fukuda, M. Kusaba, Y. Tsunawaki, N Ohigashi, M. Fujita, K Imasaki, K. Mima, K. Ohkubo, H. Furukawa, S. Nakai, C. Yamanaka, Y. Okuda, A. Ohta, K. Naokawa, M. Kiyochi, Hidehiro Tanaka, Prabir Kumar Roy, Ahsa Moon, Eisaku Sano, Naoya Nakao, Taro KUTSUKAKE, Masanori KINUGASA, Shigeru YAMAGUCHI, N. Uehigashi, M. Yamanaka, K. Wada, Yashuhiro Naito, Hiroshi Nagano, Toru Hasuike, Manabu Taniwaki, Kouki Shimizu, Shunichi Sato, Youichi Takashima, Michio Nakayama, Hiroshi Yuasa, Katsuhiko Tsuno, Minoru TAKIZATA, Yasushi KONISHIA, Shigeo HATAKEYAMAA, Deyuan Shen, Anping Liu, Ken-ichi Ueda, H. Kiriyama, K. Nishida, N. Hiura, T. Ichii, H. Matsui, Y. Izawa, T. Yamanaka, U. Kubo, T. Kanzaki, H. Miyajima, M. Miyamoto, H. Kan, Kazunori Okino, Hirofumi Imai, Hitoki Yoneda, Akitoshi UEDA, S. Monma, N. Saito, K. Akagawa, Y. Urata, S. Wada, H. Tashiro, Corinne Droz, H. Kouta, Y. Kuwano, K. Matsubara, U. Tanaka, H. Imajo, K. Hayasaka, R. Ohmukai, M. Watanabe, S. Urabe, J. Kobayashi, H. Nishioka, N. Takei
Publikováno v:
The Review of Laser Engineering. 26:27-55,60
Autor:
Makoto Asakawa, Ryota Sonomura, Y. Tsunawaki, Shintaro Sone, Hiroko Yamamoto, Soichiro Yamaguchi
Publikováno v:
35th International Conference on Infrared, Millimeter, and Terahertz Waves.
A 50 kV photo-electron gun was developed to construct a powerful broad-band terahertz radiation source. A magnesium photocathode was irradiated by a frequency tripled Ti:sapphire laser. Train of electron bunch of 50 pC was generated. The bunch produc
Autor:
N. Ohigashi, M. Kiyochi, Y. Tsunawaki, M. Fujita, K. Imasaki, S. Nakai, K. Mima, Shin-ichiro Kuruma, Michio Goto, Masayuki Kokubo, Naoya Nakao, Chiyoe Yamanama, T. Kase, M. Aoyama, Y. Akahane, F. Nakano, S. Matsuoka, K. Yamakawa, Goichi Ohmae, Takashi Yagi, Shinji Ito, Ahsa Moon, S. Izumida, S. Ono, Z. Liu, H. Ohtake, N. Sarukura, Jihong Geng, Satoshi Wada, Yoshiharu Urata, Hideo Tashiro, R. Minamihata, H. Kodama, J. Tanoue, J. Kawanaka, S. Kubodera, W. Sasaki, K. Kurosawa, Katsutomo Terashima, Hirokazu Tanaka, Hlrokazu Kubo, Toru Suzuki, Takeshi Ohta, Tatsuo Enami, Osamu Wakabayashi, Hakaru Mizoguchi, Ayako Ohbu, Takayuki Watanabe, Masaki Nakano, Tsukasa Hori, Toshihiro Nishisaka, Takashi Itou, Tetsuo KOJIMA, Susumu KONNO, Shuichi FUJIKAWA, Koji YASUI, Kenji YOSHIZAWA, Yusuke MORI, Takatomo SASAKI, Mitsuhiro TANAKA, Yukikatsu OKADA, Kiyoshi Shimamura, null Namujilatu, Tsuguo Fukuda, K. Matsubara, U. Tanaka, H. Imajo, K. Hayasaka, R. Ohmukai, S. Urabe, M. Watanabe, Masaki Oba, Masaaki Kato, Yoichiro Maruyama, Y. Koyata, S. Yamamoto, Y. Hirano, Nicolaie Pavel, Akihisa Sato, Atsushi Ito, Hiroaki Ohshima, Hiroki Yoshida, Yukio Sakagami, Toshifumi Hasama, H. Nishioka, A. Onizawa, N. Uehara, K. Ueda, Akihiko Nishimura, Hiroshi Takuma, M. Tsunekane, N Taguchi, H Inaba, Hitoshi SEKITA, Todd RUTHERFORD, Bill TULLOCHI, Tadashi KASAMATSU, Robert BYER, H. Matsui, T. Eguchi, Y. Kawada, T. Kanabe, M. Yamanaka, M. Nakatsuka, Y. Izawa, T. Kanzaki, H. Miyajima, M. Miyamoto, T. Kawashima, Y. Okada, H. Kan, Y. Akiyama, T. Takase, A. Takada, H. Yuasa, A. Ono, S. Yoshida, M. Nakayama, Masao Sato, Shinya Naito, Hisatada Machida, Nobuaki Iehisa, Norio Karube, M. Nishihata, N. Suzuki, T. Ohta, H. Fujiwara, T. Ichii, S. Kimura, M. Kimura, Y. Shoji, M. Imaki, T. Yanagisawa, O. Uchino, T. Nagai, C. Nagasawa, Tetsumi SUMIYOSHI, Tsunenori ARAI, Shunichi SATO, Miya ISHIHARA, Makoto KIKUCHI, Nilesh J. Vasa, Tatsuo Okada, Mitsuo Maeda, Toru Mizunami, Naoya MATSUOKA, Yutaka OKAZAKI, Ken KIKUCHI, Shigeru YAMAGUCHI, Kenzo NANRI, Tomoo FUJIOKA, A. Mori, K. Suzuki, J. Nakata, K. Kanari, Y Kodaira, Yashuhiro Naito, Hiroshi Nagano, Toru Hasuike, Manabu Taniwaki, Kouki Shimizu, Mikio Kumagai, Yoichi Takashima, M. Endo, M. Kawakami, S. Takeda
Publikováno v:
The Review of Laser Engineering. 27:23-24,27