Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
ED |
2023-12-07 15:15 |
Aichi |
WINC AICHI |
Calculating the emission pattern of carbon nanotubes
-- Comparison of time-dependent density functional theory and density functional theory -- Toshiharu Higuchi, Yoichi Yamada, Masahiro Sasaki (Univ. of Tsukuba) ED2023-42 |
We are investigating methods to calculate the emission current pattern of carbon nanotubes. We calculated emission curre... [more] |
ED2023-42 pp.15-18 |
ED |
2022-12-09 15:00 |
Aichi |
12/8 Nagoya University, 12/9 WINC AICHI |
Ab initio calculations of field emission from carbon nanotubes based on time-dependent density functional theory Toshiharu Higuchi, Yoichi Yamada, Masahiro Sasaki (Tsukuba Univ.) ED2022-67 |
In order to investigate the emission mechanism of carbon nanotubes (CNTs),we calculated the field emission currents of 9... [more] |
ED2022-67 pp.55-58 |
ED |
2019-11-21 13:25 |
Tokyo |
|
Field emission current from carbon nanotubes calculated by time-dependent density functional theory Toshiharu Higuchi, Yoichi Yamada, Masahiro Sasaki (Tsukuba Univ.) ED2019-60 |
We calculated the field emission current of three types of carbon nanotubes; (5,5) armchair, (9,0) zigzag and (7,0) zigz... [more] |
ED2019-60 pp.5-8 |
ED |
2017-10-27 09:30 |
Miyagi |
|
Ab initio calculations of field emission from carbon emitters on the basis of time-dependent density functional theory (Ⅲ) Toshiharu Higuchi, Masahiro Sasaki, Yoichi Yamada (Univ. of Tsukuba) ED2017-44 |
To clarify the origin of the superior field emission characteristics of carbon emitters, we have estimated the emission ... [more] |
ED2017-44 pp.35-38 |
ED |
2016-10-25 15:45 |
Mie |
|
Ab initio calculations of field emission from carbon emitters on the basis of time-dependent density functional theory (II) Toshiharu Higuchi, Masahiro Sasaki, Yoichi Yamada (Univ. of Tsukuba) ED2016-48 |
To clarify the origin of the superior field emission characteristics of carbon emitters, we have estimated the emission ... [more] |
ED2016-48 pp.21-26 |
ED |
2016-10-26 11:25 |
Mie |
|
Trials to Clarify the Mechanism of Low Field Emission from Carbon-related Materials
-- Through Field Emission from Vacuum Arc-Prepared Carbon Films and C60 -- Masahiro Sasaki, Yoichi Yamada, Toshiharu Higuchi, Ken Asanagi, Manabu Adachi, Yuji Nishiyama, Takuma Mojin (U. of Tsukuba) ED2016-55 |
From some sorts of carbon-related materials, we have sometimes observed a onset applied field much smaller than that exp... [more] |
ED2016-55 pp.57-62 |
ED |
2015-10-23 09:25 |
Aichi |
|
Ab initio calculations of field emission from carbon emitters on the basis of time-dependent density functional theory (I) Toshiharu Higuchi, Masahiro Sasaki, Yoichi Yamada (Tsukuba Univ.) ED2015-62 |
To clarify the origin of the superior field emission characteristics of carbon emitters, we have been investigating the ... [more] |
ED2015-62 pp.41-46 |
ED |
2014-10-21 13:30 |
Hokkaido |
Hokkaido Univ. (Faculty House Trillium) |
On the mechanism of enhancement on field emission properties for carbon coated field emitters (Part-3) Toshiharu Higuchi, Masahiro Sasaki, Shota Horie, Yoichi Yamada (Tsukuba Univ.), Shuji Matsumoto, Shigeki Fukuda (KEK) ED2014-62 |
To clarify the origin of the superior field emission characteristics of carbon-coated emitters, we have been investigati... [more] |
ED2014-62 pp.1-6 |
ED |
2013-10-22 16:55 |
Hokkaido |
Enreisou, Hokkaido Univ. |
On the mechanism of enhancement on field emission properties for carbon coated field emitters (Part-2) Toshiharu Higuchi, Masahiro Sasaki, Shota Horie, Yoichi Yamada (Univ. of Tsukuba), Shuji Matsumoto, Shigeki Fukuda (KEK) ED2013-56 |
[more] |
ED2013-56 pp.23-28 |
ED |
2012-11-19 14:00 |
Osaka |
Osaka Univ. Nakanoshima Center |
On the mechanism of enhancement on field emission properties for carbon coated field emitters Toshiharu Higuchi, Masahiro Sasaki, Toshihiro Endo, Shota Horie, Yoichi Yamada (Tsukuba Univ.), Shuji Matsumoto, Shigeki Fukuda (KEK) ED2012-54 |
To clarify the origin of the superior FE characteristics of carbon coated emitters, we investigated the field enhancemen... [more] |
ED2012-54 pp.1-6 |
ED |
2011-10-20 15:15 |
Aomori |
|
Ion bombardment simulation of Ba dispenser cathodes for electron tubes Toshiharu Higuchi, Masahiro Sasaki (Tsukuba Univ.), Shuji Matsumoto, Shigeki Fukuda (KEK) ED2011-62 |
We have developed the simulation method for emission distribution on the cathode surface under ion bombardment due to io... [more] |
ED2011-62 pp.11-16 |