Hiroshi Nagata - My portal

Profile Information

Affiliation: Japan Atomic Energy Agency

J-GLOBAL ID: 202101010454502255
researchmap Member ID: R000017568

Research Areas

Energy / Nuclear engineering /

Papers

Development of stabilization treatment technology for radioactive aluminum waste

Seki Misaki, Fujita Yoshitaka, Fujihara Yasuyuki*, Zhang J.*, Yoshinaga Hisao*, Sano Tadafumi*, Hori Junichi*, Nagata Hiroshi, Otsuka Kaoru, Omori Takazumi …

Genshiryoku Bakkuendo Kenkyu (CD-ROM), 29(1) 2-9, Jun, 2022 Peer-reviewed

Misc.

Accident consequence analysis for JMTR as a decommission facilities

Nagata Hiroshi, Omori Takazumi, Maeda Eita, Otsuka Kaoru, Nakano Hiroko, Hanakawa Hiroki, Ide Hiroshi

JAEA-Review 2023-033, 40, Jan, 2024
Evaluation on secondary radioactive contamination remaining in JMTR Reactor Facility

Nagata Hiroshi, Otsuka Kaoru, Omori Takazumi, Hanakawa Hiroki, Ide Hiroshi

JAEA-Technology 2022-029, 55, Feb, 2023
On-site training using JMTR and related facilities in FY2019

Nakano Hiroko, Nishikata Kaori, Nagata Hiroshi, Ide Hiroshi, Hanakawa Hiroki, Kusunoki Tsuyoshi

JAEA-Review 2022-073, 23, Jan, 2023
Evaluation on activation activity of radioactive materials remaining in JMTR Reactor Facility

Nagata Hiroshi, Otsuka Kaoru, Omori Takazumi, Ide Hiroshi

JAEA-Technology 2022-017, 113, Aug, 2022
Study on the evaluation method to determine the radioactivity concentration in radioactive waste on Oarai Research and Development Institute (FY2020)

Asakura Kazuki, Shimomura Yusuke, Donomae Yasushi, Abe Kazuyuki, Kitamura Ryoichi, Miyakoshi Hiroyuki, Takamatsu Misao, Sakamoto Naoki, Isozaki Ryosuke, Onishi Takashi …

JAEA-Review 2021-020, 42, Oct, 2021
Development of the treatment method for difficult wastes aimed at decommissioning of JMTR; Structural materials of reactor and used ion-exchange resins

Seki Misaki, Nakano Hiroko, Nagata Hiroshi, Otsuka Kaoru, Omori Takazumi, Takeuchi Tomoaki, Ide Hiroshi, Tsuchiya Kunihiko

Dekomisshoningu Giho, (62) 9-19, Sep, 2020
Research on activation assessment of a reactor structural materials for decommissioning, 2

Seki Misaki, Ishikawa Koji*, Sano Tadafumi*, Nagata Hiroshi, Otsuka Kaoru, Omori Takazumi, Hanakawa Hiroki, Ide Hiroshi, Tsuchiya Kunihiko, Fujihara Yasuyuki* …

KURNS Progress Report 2019, -279, Aug, 2020
On-site training using JMTR and related facilities in FY2018

Eguchi Shohei, Nakano Hiroko, Otsuka Noriaki, Nishikata Kaori, Nagata Hiroshi, Ide Hiroshi, Kusunoki Tsuyoshi

JAEA-Review 2019-012, 22, Oct, 2019
Research on activation assessment of a reactor structural materials for decommissioning

Seki Misaki, Ishikawa Koji*, Nagata Hiroshi, Otsuka Kaoru, Omori Takazumi, Hanakawa Hiroki, Ide Hiroshi, Tsuchiya Kunihiko, Sano Tadafumi*, Fujihara Yasuyuki* …

KURNS Progress Report 2018, -257, Aug, 2019
Status of JMTR decommissioning plan formulation, 2

Otsuka Kaoru, Ide Hiroshi, Nagata Hiroshi, Omori Takazumi, Seki Misaki, Hanakawa Hiroki, Nemoto Hiroyoshi, Watanabe Masao, Iimura Koichi, Tsuchiya Kunihiko

UTNL-R-0499, 12\_1-12\_8, Mar, 2019
Status of JMTR decommissioning plan formulation

Otsuka kaoru, Hanakawa Hiroki, Nagata Hiroshi, Omori Takazumi, Takeuchi Tomoaki, Tsuchiya Kunihiko

UTNL-R-0496, 13\_1-13\_11, Mar, 2018
On-site training using JMTR and related facilities in FY2017

Eguchi Shohei, Shibata Hiroshi, Imaizumi Tomomi, Nagata Hiroshi, Tanimoto Masataka, Kusunoki Tsuyoshi

JAEA-Review 2017-032, 26, Feb, 2018
Development of radiation detectors for in-pile measurement

Takeuchi Tomoaki, Otsuka Noriaki, Shibata Hiroshi, Nagata Hiroshi, Endo Yasuichi, Matsui Yoshinori, Tsuchiya Kunihiko

KAERI/GP-418/2015, 110-112, Jan, 2015
Development of instrumentation systems for safety measure at LWR's severe accident

Takeuchi Tomoaki, Shibata Akira, Nagata Hiroshi, Kimura Nobuaki, Otsuka Noriaki, Saito Takashi, Nakamura Jinichi, Matsui Yoshinori, Tsuchiya Kunihiko

Proceedings of 3rd Asian Symposium on Material Testing Reactors (ASMTR 2013), 52-58, Nov, 2013
Conceptual design of multipurpose compact research reactor; Annual report FY2011

Watahiki Shunsuke, Hanakawa Hiroki, Imaizumi Tomomi, Nagata Hiroshi, Ide Hiroshi, Komukai Bunsaku, Kimura Nobuaki, Miyauchi Masaru, Ito Masayasu, Nishikata Kaori …

JAEA-Technology 2013-021, (2013-021) 43, Jul, 2013
Investigation on shortening fabrication process of instrumented irradiation capsule of JMTR

Nagata Hiroshi, Inoue Shuichi, Yamaura Takayuki, Tsuchiya Kunihiko, Nagao Yoshiharu

JAEA-Technology 2013-008, 30, Jun, 2013
Status of irradiation capsule design

Nagata Hiroshi, Yamaura Takayuki, Nagao Yoshiharu

UTNL-R-0483, 10\_3\_1-10\_3\_9, Mar, 2013
Development of instruments for improved safety measure for LWRs

Takeuchi Tomoaki, Shibata Akira, Nagata Hiroshi, Miura Kuniaki*, Sano Tadafumi*, Kimura Nobuaki, Otsuka Noriaki, Saito Takashi, Nakamura Jinichi, Tsuchiya Kunihiko

Proceedings of 5th International Symposium on Material Testing Reactors (ISMTR-5) (Internet), 8, Oct, 2012
Development of in-reactor observation system using Cherenkov light, 3

Kimura Nobuaki, Takemoto Noriyuki, Nagata Hiroshi, Kimura Akihiro, Naka Michihiro, Nishikata Kaori, Tanimoto Masataka, Tsuchiya Kunihiko, Sano Tadafumi*, Unesaki Hironobu* …

KURRI Progress Report 2011, -219, Oct, 2012
Conceptual design of multipurpose compact research reactor; Annual report FY2010 (Joint research)

Imaizumi Tomomi, Miyauchi Masaru, Ito Masayasu, Watahiki Shunsuke, Nagata Hiroshi, Hanakawa Hiroki, Naka Michihiro, Kawamata Kazuo, Yamaura Takayuki, Ide Hiroshi …

JAEA-Technology 2011-031, (2011-031) 123, Jan, 2012

Presentations

Examination of stabilization treatment method of radioactive aluminum waste, 2; Removal properties of impurities in the stabilization treatment process

Seki Misaki, Ishikawa Koji*, Fujihara Yasuyuki*, Sano Tadafumi*, Nagata Hiroshi, Otsuka Kaoru, Omori Takazumi, Ide Hiroshi, Hori Junichi*, Tsuchiya Kunihiko

日本原子力学会2020年春の年会
Examination of stabilization treatment method of radioactive aluminum waste

Seki Misaki, Ishikawa Koji*, Nagata Hiroshi, Otsuka Kaoru, Omori Takazumi, Suzuki Yumi*, Tanaka Atsushi*, Kawakami Tomohiko*, Ide Hiroshi, Tsuchiya Kunihiko

日本原子力学会2019年秋の大会
Collaboration with Republic of Kazakhstan regarding development of HTGR, 3; Collaboration of development of oxidation-resistant graphite material for HTGR

Shibata Taiju, Sumita Junya, Nagata Hiroshi, Saito Takashi, Tsuchiya Kunihiko, Sakaba Nariaki, Osaki Hiroki*, Kato Hideki*, Fujitsuka Kunihiro*, Muto Takenori*, Asset S.*, Gizatulin S.*, Chakrov P.*

日本原子力学会2013年秋の大会
Effect of emitter shape on output current of self-powered $\gamma$-ray detector

Otsuka Noriaki, Takeuchi Tomoaki, Shibata Akira, Nagata Hiroshi, Tsuchiya Kunihiko, Miura Kuniaki*

平成25年度日本原子力学会北関東支部若手研究者発表会
Calibration tests of self-powered $\gamma$-ray detector with Pb emitter

Otsuka Noriaki, Takeuchi Tomoaki, Shibata Akira, Nagata Hiroshi, Tsuchiya Kunihiko, Miura Kuniaki*

日本原子力学会2013年春の年会
Conceptual design of multipurpose compact research reactor

Nagata Hiroshi, Kusunoki Tsuyoshi, Hori Naohiko, Kaminaga Masanori

2012 JAEA/KAERI Joint Seminar on Advanced Irradiation and PIE Technologies
Conceptual design of next generation MTR

Nagata Hiroshi, Yamaura Takayuki, Naka Michihiro, Kawamata Kazuo, Izumo Hironobu, Hori Naohiko, Nagao Yoshiharu, Kusunoki Tsuyoshi, Kaminaga Masanori, Komori Yoshihiro, Suzuki Masahide, Mine Masao*, Yamazaki Seiichiro*, Ishikawa Shuhei*, Miura Kuniaki*, Nakashima Sadao*, Yamaguchi Kazuhiko*, Kawamura Hiroshi

4th International Symposium on Material Testing Reactors (ISMTR-4)
Refurbishment and restart of JMTR, 4; Plan of new irradiation test facility, 1; Fuel transient test facility system

Nagata Hiroshi, Yamaura Takayuki, Hosokawa Jinsaku, Matsui Yoshinori, Kanno Masaru

日本原子力学会2010年春の年会

Industrial Property Rights

7350223 放射性アルミニウム廃棄物処理方法

関美沙紀, 井手広史, 永田寛, 大塚薫, 大森崇純, 石川幸治*, 川上智彦*, 田仲睦*, 鈴木祐未*
2021-032570 放射性アルミニウム廃棄物処理方法

関美沙紀, 井手広史, 永田寛, 大塚薫, 大森崇純, 石川幸治*, 川上智彦*, 田仲睦*, 鈴木祐未*
6095099 自己出力型ガンマ線検出器

武内伴照, 永田寛, 大塚紀彰, 柴田晃, 土谷邦彦, 三浦邦明*, 山本宏*
9046611 SELF-POWERED GAMMA DETECTOR

武内伴照, 永田寛, 大塚紀彰, 柴田晃, 土谷邦彦, 三浦邦明*, 山本宏*