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Journal Articles

Temperature dependence of gas evolution from polyolefins on irradiation under vacuum

Seguchi, Tadao*; Haruyama, Yasuyuki; Sugimoto, Masaki

Radiation Physics and Chemistry, 85, p.124 - 129, 2013/04

 Times Cited Count:6 Percentile:43.64(Chemistry, Physical)

The yields of gas evolution from various types of polyethylene and ethylene-propylene copolymer by radiation were precisely measured after $$gamma$$ ray irradiation under vacuum at the wide range of temperatures (-196 $$sim$$ 200$$^{circ}$$C). For all polymers the major gas was H$$_{2}$$ and the minor products were C$$_{1}$$, C$$_{2}$$, C$$_{3}$$ hydrocarbons and oxidation compounds as CO$$_{2}$$ and CO. The total gas yield increased with the increase of irradiation temperature. The yield of total gas increased with irradiation temperature, and the behavior was closely related to the molecular motion of polymer matrix during irradiation.

Journal Articles

Compact toroid injection system for JFT-2M

Fukumoto, Naoyuki*; Ogawa, Hiroaki; Nagata, Masayoshi*; Uyama, Tadao*; Shibata, Takatoshi; Kashiwa, Yoshitoshi; Suzuki, Sadaaki; Kusama, Yoshinori; JFT-2M Group

Fusion Engineering and Design, 81(23-24), p.2849 - 2857, 2006/11

 Times Cited Count:7 Percentile:45.83(Nuclear Science & Technology)

no abstracts in English

Journal Articles

CT injection experiment in JFT-2M

Ogawa, Hiroaki; Ogawa, Toshihide; Tsuzuki, Kazuhiro; Kawashima, Hisato; Kasai, Satoshi*; Kashiwa, Yoshitoshi; Hasegawa, Koichi; Suzuki, Sadaaki; Shibata, Takatoshi; Miura, Yukitoshi; et al.

Fusion Science and Technology, 49(2), p.209 - 224, 2006/02

 Times Cited Count:3 Percentile:24.07(Nuclear Science & Technology)

no abstracts in English

Journal Articles

High performance tokamak experiments with a ferritic steel wall on JFT-2M

Tsuzuki, Kazuhiro; Kimura, Haruyuki; Kawashima, Hisato; Sato, Masayasu; Kamiya, Kensaku; Shinohara, Koji; Ogawa, Hiroaki; Hoshino, Katsumichi; Bakhtiari, M.; Kasai, Satoshi; et al.

Nuclear Fusion, 43(10), p.1288 - 1293, 2003/10

 Times Cited Count:39 Percentile:73.93(Physics, Fluids & Plasmas)

no abstracts in English

JAEA Reports

Gas evolution of polyethylene by radiolysis and the application to dosimeter

Haruyama, Yasuyuki; Sunaga, Hiromi; Arakawa, Kazuo; Seguchi, Tadao

JAERI-Tech 2002-084, 105 Pages, 2002/11

JAERI-Tech-2002-084.pdf:2.01MB

no abstracts in English

Journal Articles

Behavior of compact toroid injected into an external magnetic field

Nagata, M.*; Fukumoto, Naoyuki*; Ogawa, Hiroaki; Ogawa, Toshihide; Uehara, Kazuya; Niimi, Hironobu*; Shibata, Takatoshi; Suzuki, Yoshio; Miura, Yukitoshi; Kayukawa, Naoyuki*; et al.

Nuclear Fusion, 41(11), p.1687 - 1694, 2001/11

 Times Cited Count:12 Percentile:38.11(Physics, Fluids & Plasmas)

no abstracts in English

Journal Articles

Compact toroid injection as fueling in the JFT-2M tokamak

Ogawa, Toshihide; Ogawa, Hiroaki; Miura, Yukitoshi; Niimi, Hironobu*; Kimura, Haruyuki; Kashiwa, Yoshitoshi; Shibata, Takatoshi; Yamamoto, Masahiro; Fukumoto, Naoyuki*; Nagata, Masayoshi*; et al.

Journal of Nuclear Materials, 290-293, p.454 - 458, 2001/03

 Times Cited Count:7 Percentile:48.62(Materials Science, Multidisciplinary)

no abstracts in English

Journal Articles

Analysis of magnetic fluctuation induced by CT injection on JFT-2M

Niimi, Hironobu*; Ogawa, Toshihide; Ogawa, Hiroaki; Fukumoto, Naoyuki*; Kimura, Haruyuki; Miura, Yukitoshi; Shibata, Takatoshi; Nagata, Masayoshi*; Yatsu, Shigeo*; Uyama, Tadao*; et al.

Proceedings of 2000 International Congress on Plasma Physics (ICPP 2000), Vol.3, p.768 - 771, 2000/00

no abstracts in English

Journal Articles

Compact toroid injection experiment in JFT-2M

Ogawa, Toshihide; Fukumoto, Naoyuki*; Nagata, Masayoshi*; Ogawa, Hiroaki; Maeno, Masaki; Hasegawa, Koichi; Shibata, Takatoshi; Uyama, Tadao*; Miyazawa, Junichi*; Kasai, Satoshi; et al.

Nuclear Fusion, 39(11Y), p.1911 - 1915, 1999/11

 Times Cited Count:32 Percentile:69.09(Physics, Fluids & Plasmas)

no abstracts in English

JAEA Reports

Development of polytetrafluoroethylene (PTFE) crosslinking technology by $$^{60}$$Co $$gamma$$-rays

Ikeda, Shigetoshi*; Kasai, Noboru; *; *; Haruyama, Yasuyuki; Seguchi, Tadao

JAERI-Tech 99-005, 37 Pages, 1999/02

JAERI-Tech-99-005.pdf:1.79MB

no abstracts in English

Journal Articles

Studies of boundary plasmas and fueling on the JFT-2M

Ogawa, Hiroaki; Miura, Yukitoshi; Fukumoto, Naoyuki*; Hasegawa, Koichi; Kawashima, Hisato; Maeno, Masaki; Nagata, Masayoshi*; Sengoku, Seio; Shibata, Takatoshi; Kasai, Satoshi; et al.

Journal of Nuclear Materials, 266-269, p.623 - 628, 1999/00

 Times Cited Count:12 Percentile:66.03(Materials Science, Multidisciplinary)

no abstracts in English

Journal Articles

Compact torus injection experiments on the H.I.T. test stand and the JFT-2M tokamak

Fukumoto, Naoyuki*; Fujiwara, Makoto*; Kuramoto, Keiji*; Ageishi, Masaya*; Nagata, Masayoshi*; Uyama, Tadao*; Ogawa, Hiroaki; Kasai, Satoshi; Hasegawa, Koichi; Shibata, Takatoshi

Proceedings of American Physical Society 39th Annual Meeting of the Division of Plasma Physics, 1 Pages, 1997/00

no abstracts in English

JAEA Reports

Development of high temperature electron beam irradiation vessel

Haruyama, Yasuyuki; *; Ikeda, Shigetoshi*; Sunaga, Hiromi; Takizawa, Haruki; Seguchi, Tadao

JAERI-Tech 95-003, 18 Pages, 1995/02

JAERI-Tech-95-003.pdf:1.0MB

no abstracts in English

JAEA Reports

Comparison of gamma-ray and electron beam induced degradation of polymer insulating materials

Haruyama, Yasuyuki; Morita, Yosuke; Seguchi, Tadao; Tanaka, Ryuichi; ; Yotsumoto, Keiichi; Yoshida, Kenzo

JAERI-M 88-197, 31 Pages, 1988/10

JAERI-M-88-197.pdf:0.92MB

no abstracts in English

15 (Records 1-15 displayed on this page)
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