論文 - 安坂　幸師

In situ TEM study on structural and electric conduction properties of a multiwall carbon nanotube connected to a Mo electrode 査読

Yuji Shinomiya, Koji Asaka, Hitoshi Nakahara, and Yahachi Saito

Surface and Interface Analysis   48   1206 - 1209   2016年

Structure of amorphous carbon films deposited on Ni nanoparticles under ultrahigh vacuum at room temperature 査読

Koji Asaka and Yahachi Saito

Surface and Interface Analysis   48   1203 - 1205   2016年

アモルファスカーボンの加熱による絶縁基板上へのグラフェン直接形成

長谷部洋平, 安坂幸師, 中原仁, 齋藤弥八

名古屋大学 電子光学研究のあゆみ   ( 25 )   60 - 61   2014年

Transformation of silicon nanoparticles on carbon nanotube heater to hollow graphitic nanocapsules via silicon carbide 査読

Koji Asaka, Tomohiro Terada, and Yahachi Saito

Diamond and Related Materials   50   49 - 54   2014年

Synthesis and photophysics of quaterrylene molecules in single-walled carbon nanotubes: excitation energy transfer between a nanoscale cylinder and encapsulated molecules 査読

Takeshi Koyama, Takuya Tsunekawa, Takeshi Saito, Koji Asaka, Yahachi Saito, Hideo Kishida, and Arao Nakamura

The Journal of Physical Chemistry C   118   21671 - 21681   2014年

In situ TEM study on changes in structure and electrical conductance of carbon nanotube-gold contact induced by local joule heating 査読

Motoyuki Karita, Koji Asaka, Hitoshi Nakahara, and Yahachi Saito

Journal of Materials Science   48   936 - 940   2013年

カーボンナノチューブ表面をテンプレートとするアモルファスカーボンのグラファイト化その場観察

安坂幸師, 苅田基志, 齋藤弥八

名古屋大学 電子光学研究のあゆみ   ( 24 )   15 - 16   2012年

Few-layer epitaxial graphene with large domains on C-terminated 6H-SiC 査読

Hailong Hu, Akkawat Ruammaitree, Hitoshi Nakahara, Koji Asaka, and Yahachi Saito

Surface and Interface Analysis   44   793 - 796   2012年

Study on structure of heat-treated fullerene nanowhiskers and their field electron emission characteristics 査読

Koji Asaka, Tadachika Nakayama, Kun’ichi Miyazawa, and Yahachi Saito

Surface and Interface Analysis   44   780 - 783   2012年

In situ TEM study on the improvement of contact resistance between a carbon nanotube and metal electrodes by local melting 査読

Motoyuki Karita, Koji Asaka, Hitoshi Nakahara, and Yahachi Saito

Surface and Interface Analysis   44   674 - 677   2012年

Evolution of field electron emission pattern from multilayered graphene induced by structural change of edge 査読

Kazuya Nakakubo, Koji Asaka, Hitoshi Nakahara, and Yahachi Saito

Applied Physics Express   5   055101-1-3   2012年

Structures and field emission properties of heat-treated C60 fullerene nanowhiskers 査読

Koji Asaka, Tadachika Nakayama, Kun’ichi Miyazawa, and Yahachi Saito

Carbon   50   1209 - 1215   2012年

Ultrafast energy transfer of one-dimensional excitons between carbon nanotubes: a femtosecond time-resolved luminescence study 査読

Takeshi Koyama, Yasumitsu Miyata, Koji Asaka, Hisanori Shinohara, Yahachi Saito, and Arao Nakamura

Physical Chemistry Chemical Physics   14   1070 - 1084   2012年

ジュール加熱によるカーボンナノチューブと金属の接合過程の透過電子顕微鏡内その場観察

苅田基志, 安坂幸師, 齋藤弥八

名古屋大学 電子光学研究のあゆみ   ( 23 )   45 - 48   2011年

Fabrication of gas field ion emitter by field induced oxygen etching method 査読

Yasushi Sugiura, Huarong Liu, Tatsuo Iwata, Shigekazu Nagai, Kazuo Kajiwara, Koji Asaka, Yahachi Saito, and Koichi Hata

e-Journal of Surface Science and Nanotechnology   9   344 - 347   2011年

Graphitization of amorphous carbon on a multiwall carbon nanotube surface by catalyst-free heating 査読

Koji Asaka, Motoyuki Karita, and Yahachi Saito

Applied Physics Letters   99   091907-1-3   2011年

Chirality assignment to carbon nanotubes integrated in MEMS by tilted-view transmission electron microscopy 査読

Matthias Muoth, Fabian Gramm, Koji Asaka, Lukas Durrer, Thomas Helbling, Cosmin Roman, Shih-Wei Lee, and Chiristofer Hierold

Sensors and Actuators B   154   155 - 159   2011年

Joining of multiwall carbon nanotubes for the end-contact configuration by applying electric current 査読

Koji Asaka, Motoyuki Karita, and Yahachi Saito

Materials Letters   65   1832 - 1834   2011年

Femtosecond luminescence decay due to exciton energy transfer in single-walled carbon nanotube bundles 査読

Takeshi Koyama, Koji Asaka, Naoki Hikosaka, Hideo Kishida, Yahachi Saito, and Arao Nakamura

Journal of Luminescence   131   494 - 497   2011年

Ultrafast exciton energy transfer in bundles of single-walled carbon nanotubes 査読

Takeshi Koyama, Koji Asaka, Naoki Hikosaka, Hideo Kishida, Yahachi Saito, and Arao Nakamura

The Journal of Physical Chemistry Letters   2   127 - 132   2011年