論文 - 徳永 智春
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Fabrication of tin-filled carbon nanofibres by microwave plasma vapour deposition and their in situ heating observation by environmental transmission electron microscopy 査読有り Open Access
Tomoharu Tokunaga, Takumi Kanematsu, Takafumi Ito, Takahisa Ota, Yasuhiko Hayashi, Katsuhiro Sasaki, Takahisa Yamamoto
Nanoscale Research Letters 8 巻 頁： 302(1)-302(7) 2013年
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Microstructural analysis of thermal degradation of palladium-coated niobium membrane 査読有り
Katsuhiro Sasaki, Masashi Hattori, Kentaro Tsuchimoto, Hiroshi Yukawa, Shigeo Arai, Tomoharu Tokunaga, Yoshinori Murata, Takahisa Yamamoto
573 巻 頁： 192-197 2013年
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Low-cost and large-scale production of high-purity carbon nanohorns by arc in water towards environmental devices 査読有り
Yasuhiko Hayashi, Toru. Iijima, Takashi Kitamura, Yuji, Uesugi, H. Takahashi1, M. Unten, Tomoharu Tokunaga
Proceedings of Nanotechnology Materials and Devices Conference 頁： 1-5 2013年
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Transmission Electron Microscopy Observation of Nickel-Yttria Stabilized Zirconia Catalyst for Solid Oxide Fuel Cells in Methane Atmosphere 査読有り
Tomoharu Tokunaga, Hiroki Tasugi, Natsuki Iwamoto, Toshiaki Yamaguchi, Hirohumi Sumi, Yoshinobu Fujishiro, Katsuhiro Sasaki, Takahisa Yamamoto
ECS Transactions 57 巻 ( １ ) 頁： 1455-1462 2013年
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Fabrication of metal nanoparticles from metal-filled carbon nanofibers and their size control by heating 査読有り
Tomoharu Tokunaga, Takumi Kanematsu, Takahisa Ota, Katsuhiro Sasaki, Takahisa Yamamoto, Yasuhiko Hayashi
Proceedings of Nanotechnology Materials and Devices Conference 頁： 5-8 2013年
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Growth and structure analysis of tungsten oxide nanorods using environmental TEM 査読有り
Tomoharu Tokunaga, Tadashi Kawamoto, Kenta Tanaka, Naohiro Nakamura, Yasuhiko Hayashi, Katsuhiro Sasaki, Kotaro Kuroda, Takahisa Yamamoto
Nanoscale Research Letters 7 巻 頁： 85(1-7) 2012年1月
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Temperature distributions of electron beam-irradiated samples by scanning electron microscopy 査読有り
Tomoharu Tokunaga, Takashi Narushima, Tetsu Yonezawa, Takayuki Sudo, Shuichi Okubo, Shigeyuki Komatsubara, Katsuhiro Sasaki, Takahisa Yamamoto
Journal of Microscopy 頁： in-press 2012年
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High temperature in-situ observations of multi-segmented metal nanowires encapsulated within carbon nanotubes by in-situ filling technique 査読有り Open Access
Yasuhiko Hayashi, Tomoharu Tokunaga, Toru Iijima, Takuya Iwata, Golap Kalita, Masaki Tanemura, Katsuhiro Sasaki, Kotaro Kuroda
Nanoscale Research Letters 頁： inpress 2012年
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Atomic origins of the high catalytic activity of nanoporous gold 査読有り
Takeshi Fujita, Pengfei Guan, Keith McKenna, Xingyou Lang, Akihiko Hirata, Ling Zhang, Tomoharu Tokunaga, Shigeo Arai, Yuta Yamamoto, Nobuo Tanaka, Yoshifumi Ishikawa, Naoki Asao, Yoshinori Yamamoto, Jonah Erlebacher and Mingwei Chen
Nature materials 11 巻 頁： 775-780 2012年
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In-situ ETEM Observation of Change in CaO Powder Composition by High-humidity Gas 査読有り
Tomoharu Tokunaga, Keishi Kimura, Hiromoto Tasugi, Katsuhiro Sasaki, Takahisa Yamamoto
AMTC Letters 3 巻 頁： 88-89 2012年
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A method for Accurate Temperature Measurement Using Infrared Thermal Camera 査読有り
Tomoharu Tokunaga, Takashi Narushima, Tetsu Yonezawa, Takayuki Sudo, Shuichi Okubo, Shigeyuki Komatsubara, Katsuhiro Sasaki, Takahisa Yamamoto
Journal of Electron Microscopy 0 巻 頁： 1-5 2012年
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Observation of microstructural changes in polymer-coated Kompeito-type platinum particles by in situ heating TEM 査読有り
Takashi Narushima, Makino T, Tomoharu Tokunaga,Tetsu Yonezawa
Journal of Nanoscience and Nanotechnology 12 巻 ( 3 ) 頁： 2612-2616 2012年
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Fabrication of Ge nanoneedles by ion-irradiation method 査読有り
Ako Miyawaki, M. Zamri, T. Hayashi, Y. Hayashi, M. Tanemura, T. Tokunaga
Surf. and Coat. Tech. 頁： inpress 2011年6月
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Direct Growth of Horizontally Alligned Carbon Nanotubes between Electrodes and Its Application to Field-Effect Transistors 招待有り 査読有り
Y. Hayashi, B. Jand, T. Iijima, T. Tokunaga, A. Hayashi, M. Tanemura, G. A. J. Amaratunga
J. Nanosci. Nanotechnol 頁： inpress 2011年6月
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The growth and characterization of Zn nanowires covered with ZnO using plasma-assisted molecular beam irradiation 査読有り
T. Tokunaga, T Iijima, B Jang, Y. Hayashi, M. Tanemura, K. Sasaki, K. Kuroda
Proceedings of IEEE INEC 2011 頁： 102 2011年5月
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Growth and structure analysis of tungsten oxide nanorods using environmental TEM 査読有り
T. Tokunaga, T Kawamoto, K. Tanaka, N. Nakamura, Y. Hayashi, K. Sasaki, K. Kuroda
Proceedings of IEEE INEC 2011 頁： 62 2011年5月
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*In-situ TEM observation of internal metal inside metal filled carbon fiber 査読有り
T. Tokunaga, Y. Horita, T. Kanematsu, I. Nomura, Y. Hayashi, K. Kuroda
Diamond and Related Materials 20 巻 ( 2 ) 頁： 210-212 2011年3月
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TEM observation of structure and growth of the tungsten oxide nanorods 査読有り
T. Tokunaga, T. Kawamoto, K. Tanaka, Y. Hayashi, K. Sasaki, K. Kuroda
AMTC Letters 2 巻 頁： 80-81 2010年6月
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Investigation of sample heater material for super high temperature in-situ TEM observation in oxygen existing atmosphere 査読有り
T. Tokunaga, K. Kimura, D. Kotani, K. Sasaki, K. Kuroda
AMTC Letters 2 巻 頁： 92-93 2010年6月
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TEM characterization of sintered copper nanoparticles covered by biopolymer nanoskin 査読有り
K. Ida, K. Sasaki, Y. Sugiyama, Y. Chujo, T. Tokunaga, M. Tomonari, T. Yonezawa, K. Kuroda
AMTC Letters 2 巻 頁： 88-89 2010年6月