Search Results 1-20 of 125

1
2
3
4
5
6
7
1 / 7

1

Changes in xylem immobilization of radiocesium by forest floor treatment [in Japanese]

mase Kosuke , Kobayashi Tatsuaki , Takahashi terumasa , Hirano Takamasa , Saito Sho

里山林における樹木の放射性セシウムの不動化量を明らかにするため，福島県川俣町のマツ-広葉樹混交林に試験区を設置し、2016年と2019年に成長錐を用いて材試料を採取した。対照区をA区とし、処理区は熊手による林床のリター除去を行った後，表面汚染密度が3Bq/cm2以下となるまでA0層全体を削り取ったB区と、L層とF層の一部を除去したC区 …

The Japanese Forest Society Congress 131(0), 324, 2020

J-STAGE
2

Role of AES Japan for Contributing to Social Issues:From 60th Anniversary Symposium [in Japanese]

Okajima Shigeaki , Komiyama Ryoichi , Yamaguchi Akira , Komano Yasuo , Tsuchida Shoji

　日本原子力学会は今年4月に創立60周年を迎えたことを機に，シンポジウムを開催した。9月に富山大学で開かれた原子力学会の秋の大会では，このシンポジウムでの議論や原子力をめぐる内外の状況などをふまえて，今後の学会活動のあり方について焦点をあて，｢原子力がもつ安全の価値｣を広く社会に伝える必要性などが提起された。

Journal of the Atomic Energy Society of Japan 61(12), 836-839, 2019

J-STAGE
3

EFFECT OF SUPPRESSION POOL CONDITIONS ON RISING BUBBLE PARAMETERS DURING WETWELL VENTING

Zablackaite Giedre , Nagasaka Hideo , Takahashi Hideharu , Kikura Hiroshige

… The severe accident in Fukushima Daiichi NPP increased the need for better understanding of an accident progression. … The events after the main earthquake followed by tsunami brought the attention to the flaws in the understanding and analysis of severe accident and made it clear which key points require more studies. …

The Proceedings of the International Conference on Nuclear Engineering (ICONE) 2019.27(0), 2300, 2019

J-STAGE
4

Prevention of contamination around the NPS and Emergency Evacuation by a High Efficiency Filtered Containment Venting System during a Severe Accident [in Japanese]

NARABAYASHI Tadashi

… Fukushima Daiichi NPP accident would be terminated, if sufficient accident countermeasures, such as water proof door, mobile power, etc. … The new regulatory standard, the FCVS should be installed, and prevent the radioactive material in case of the severe accident and the overpressure breakage prevention of a primary containment vessel (PCV) and also stabilize the FCVS. …

The Proceedings of the National Symposium on Power and Energy Systems 2019.24(0), B214, 2019

J-STAGE
5

ADSORPTION BEHAVIOR OF CESIUM ON CALCIUM SILICATE INSULATION OF PRIMARY PIPING SYSTEM IN FUKUSHIMA DAIICHI NPP UNIT 2

Rizaal Muhammad , Saito Takumi , Erkan Nejdet , Okamoto Koji , Osaka Masahiko , Nakajima Kunihisa , Nishioka Shunichiro

… Tokyo Electric Power Company Holdings, Inc. (TEPCO) reported a unique dose rate distribution during investigation in the primary containment vessel (PCV) of Fukushima Daiichi Nuclear Power Plant unit 2 pedestal area in JanuaryFebruary 2017. … The pedestal area, in regard to the accident progression, should exhibit a higher dose rate than those of any other locations at the same reference level because pedestal area was the most affected area after the accident. …

The Proceedings of the International Conference on Nuclear Engineering (ICONE) 2019.27(0), 2035, 2019

J-STAGE
6

STUDY ON LOSS-OF-COOLING AND LOSS-OF-COOLANT ACCIDENTS IN SPENT FUEL POOL, (1) OVERVIEW

Kaji Yoshiyuki , Watanabe Satoshi , Nemoto Yoshiyuki , Nagatake Taku , Yoshida Hiroyuki , Tojo Masayuki , Goto Daisuke , Nishimura Satoshi , Suzuki Hiroaki , Yamato Masaaki

… Risk of severe accident in spent fuel pool (SFP) in nuclear power plant (NPP) which would be caused by cooling power loss or coolant water depletion was spot-lighted after the accidents in Fukushima Daiichi NPP. … Effectiveness of considerable safety measures against SFP accident has to be investigated. …

The Proceedings of the International Conference on Nuclear Engineering (ICONE) 2019.27(0), 1343, 2019

J-STAGE
7

The Transformation of the Anti-NPP Movement in Taiwan after "3.11" Fukushima Daiichi Nuclear Power Plant Accident

王詩琪

文学研究論集 (51), 131-145, 2019

IR
8

The Role of Scientist on the Study of Environmental Behavior of Fallout Radionuclides Derived from Fukushima Daiichi Npp Accident [in Japanese]

恩田裕一

学術の動向 = Trends in the sciences 23(3), 10-17, 2018-03
9

The Role of Scientist on the Study of Environmental Behavior of Fallout Radionuclides Derived from Fukushima Daiichi Npp Accident [in Japanese]

ONDA Yuichi

TRENDS IN THE SCIENCES 23(3), 3_10-3_17, 2018

J-STAGE
10

Organized Emergency Monitoring Platform by Educational Radiation Facilities—A Current Situation Survey [in Japanese]

MATSUDA Naoki , MIURA Miwa , HAYASHIDA Rika

… The confusion after the Fukushima-Daiichi NPP accident may be attributable in part to the failure of early emergency monitoring by the government. … The results demonstrated that more than half of 72 responders had taken various measures after the Fukushima-Daiichi NPP accident such as monitoring to know radiological situation of their environment, however; …

Japanese Journal of Radiation Safety Management 17(1), 16-22, 2018

J-STAGE Ichushi Web
11

Time-series analysis of atmospheric radiocesium at two SPM monitoring sites near the Fukushima Daiichi Nuclear Power Plant just after the Fukushima accident on March 11, 2011

Tsuruta Haruo , Oura Yasuji , Ebihara Mitsuru , Moriguchi Yuichi , Ohara Toshimasa , Nakajima Teruyuki

… Using an hourly-resolution time series of the Fukushima radionuclides collected on used filter-tapes installed in suspended particulate matter (SPM) monitors, we measured the hourly radiocesium values at the SPM monitoring sites of Futaba and Naraha located within 20 km of the Fukushima Daiichi Nuclear Power Plant (FD1NPP) during March 12–25, 2011. …

GEOCHEMICAL JOURNAL 52(2), 103-121, 2018

J-STAGE
12

Corrigendum; Examination of 131I and 137Cs releases during late phase of Fukushima Daiichi NPP accident by using 131I/137Cs ratio of source terms evaluated reversely by WSPEEDI code with environmental monitoring data, J. Nucl. Sci. Technol. 2017, Corrected vertical axis of Figure 6

日高昭秀 , 横山裕也

… 以前に発表した論文(Examination of 131I and 137Cs releases during late phase of Fukushima Daiichi NPP accident by using 131I/137Cs ratio of source terms evaluated reversely by WSPEEDI code with environmental monitoring data [Journal of Nuclear Science and Technology, vol.54(8), pp.819-829 (2017)])における図6の縦軸の訂正である。 …

Journal of Nuclear Science and Technology 54(8), i-i, 2017-08

IR
13

Examination of 131I and 137Cs releases during late phase of Fukushima Daiichi NPP accident by using 131I/137Cs ratio of source terms evaluated reversely by WSPEEDI code with environmental monitoring data

日高昭秀 , 横山裕也

著者所属: 日本原子力研究開発機構(JAEA)

Journal of Nuclear Science and Technology 54(8), 819-829, 2017-08

IR
14

〈Review〉Five years has passed after TEPCO Fukushima Daiichi NPP accident Research of Environmental Radioactive Cesium for Reconstruction [in Japanese]

山西弘城

東京電力福島第1原子力発電所事故後の2011年4月から環境の放射性セシウムを対象として卒業研究等で取り組んできた。福島第1原発から大量に放出された放射性セシウムは表土に沈着し、外部被ばく源、内部被ばく源となった。復興に向けて除染ということで放射性セシウムの回収が行われている。被ばく源としての放射性セシウムの現状と挙動の把握、放射性セシウムの回収と処理が課題である。原子力研究所第3研究室を中心として …

近畿大学原子力研究所年報 = Annual Report of Kindai University Atomic Energy Research Institute (53), 13-18, 2017-03-24

IR
15

Radiocesium accumulation in mushrooms after the Fukushima accident - 5 years monitoring in the UT Forests [in Japanese]

Yamada Toshihiro , Saito Haruo , Tsuji Kazuaki , Kobayashi Natsuko I. , Tanoi Keitaro , Nakanishi Tomoko M. , Murakawa Isao , Iguchi Kazunobu , Omura Kazuya , Igarashi Yuji , Saito Toshihiro , Saiki Michio , Takatoku Kae , Inoue Makoto

福島原発事故に起因する放射性物質の汚染地域は東日本の広域に及び、キノコは低汚染地域であっても比較的高濃度の放射性Csを含むことが多い。そこで低汚染の森林地域におけるキノコと土壌の放射性Cs汚染の事故後5年間の動態を明らかにすることを目的とし、東京大学の4～6地方演習林においてキノコとその基質を2011～2015年秋に採取し，134Cs …

The Japanese Forest Society Congress 128(0), 741, 2017

J-STAGE
16

Spatio-Temporal Distribution of Atmospheric Radiocesium in Eastern Japan just after the TEPCO Fukushima Daiichi Nuclear Power Plant Accident—Analysis of Used Filter-Tapes of SPM Monitors in Air Quality Monitoring Stations— [in Japanese]

TSURUTA Haruo , OURA Yasuji , EBIHARA Mitsuru , MORIGUCHI Yuichi , OHARA Toshimasa , NAKAJIMA Teruyuki

… The spatio-temporal distributions of atmospheric 137Cs concentrations in and around the Fukushima prefecture just after the Fukushima Daiichi Nuclear Power Plant (FD1NPP) accident were retrieved, by measuring radionuclides in suspended particulate matter (SPM) hourly collected on used filter-tapes of operational air quality monitoring stations. …

Earozoru Kenkyu 32(4), 244-254, 2017

J-STAGE
17

Comprehensive Risk Reduction using online maintenance and FLEX [in Japanese]

OKAMOTO Koji

… Fukushima-Daiichi NPP Accident revealed the environmental and sociological problems were much bigger than that of human health impact. … The operators at the NPP have to be always considered the risk of core damage. … These activities will improve the safety of NPP. … Japanese NPP should also considered to work with reducing the risks. …

The Proceedings of the National Symposium on Power and Energy Systems 2017.22(0), A131, 2017

J-STAGE
18

Long-term Variations of the Radiocesium Concentrations in Airborne Particulate Matter and the Air-dose Rate in the Northern Part of Kawasaki [in Japanese]

HAGURA Naoto , MATSUURA Haruaki , UCHIYAMA Takafumi , OKADA Yukiko

… According to the long-term monitoring results, before the Fukushima NPP accident the average of air-dose rate, which is the background level of the laboratory, was 0.034 μSv h–1. …

BUNSEKI KAGAKU 66(3), 201-204, 2017

J-STAGE
19

Radiation protection and health care management for emergency response and remediation / decontamination work involved in TEPCO Fukushima Daiichi NPP Accident [in Japanese]

安井省侍郎

産業衛生学雑誌 58(1), A1-7, 2016-01

Ichushi Web
20

What is the sustainable nuclear power? Integral fast reactor for the spent fuel debris solution at the Fukushima Daiichi NPP [in Japanese]

Tanaka Nobuo

　原子力に対する国民の信頼を回復するためにはエネルギー安全保障，経済性，地球環境対策での利点だけでなく受動的安全性，廃棄物処理，核不拡散という条件を満たす必要がある。福島に統合型高速炉IFRと乾式再処理施設 (Pyroprocessing) を建設しデブリ処理をすることが持続可能な原子力の可能性を国民に示すことになるのではないか。

Journal of the Atomic Energy Society of Japan 58(1), 33-35, 2016

J-STAGE

1
2
3
4
5
6
7
1 / 7

Search Results 1-20 of 125

Related Authors

Related Journals