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JAEA Reports

Calculations of Tritium Recoil Release from Li and U Impurities in Neutron Reflectors (Joint research)

Ishitsuka, Etsuo; Kenzhina, I.*; Okumura, Keisuke; Ho, H. Q.; Takemoto, Noriyuki; Chikhray, Y.*

JAEA-Technology 2018-010, 33 Pages, 2018/11

JAEA-Technology-2018-010.pdf:2.58MB

As a part of study on the mechanism of tritium release to the primary coolant in research and testing reactors, tritium recoil release rate from Li and U impurities in the neutron reflector made by beryllium, aluminum and graphite were calculated by PHITS code. On the other hand, the tritium production from Li and U impurities in beryllium neutron reflectors for JMTR and JRR-3M were calculated by MCNP6 and ORIGEN2 code. By using both results, the amount of recoiled tritium from beryllium neutron reflectors were estimated. It is clear that the amount of recoiled tritium from Li and U impurities in beryllium neutron reflectors are negligible, and 2 and 5 orders smaller than that from beryllium itself, respectively.

Journal Articles

Electron capture processes in low energy collisions of C$$^{4+}$$ ions with excited H atoms

Shimakura, Noriyuki*; Homma, Mayumi*; Kubo, Hirotaka

Journal of Plasma and Fusion Research SERIES, Vol.7, p.199 - 202, 2006/00

no abstracts in English

Journal Articles

Production and compilation of charge changing cross sections of ion-atom and ion-molecule collisions

Imai, Makoto*; Shirai, Toshizo*; Saito, Manabu*; Haruyama, Yoichi*; Ito, Akio*; Imanishi, Nobutsugu*; Fukuzawa, Fumio*; Kubo, Hirotaka

Journal of Plasma and Fusion Research SERIES, Vol.7, p.323 - 326, 2006/00

no abstracts in English

Journal Articles

Non-destructive analysis of impurities in beryllium, affecting evaluation of the tritium breeding ratio

Verzilov, Y. M.; Ochiai, Kentaro; Klix, A.; Sato, Satoshi; Wada, Masayuki*; Yamauchi, Michinori*; Nishitani, Takeo

Journal of Nuclear Materials, 329-333(Part2), p.1337 - 1341, 2004/08

 Times Cited Count:4 Percentile:29.26(Materials Science, Multidisciplinary)

no abstracts in English

JAEA Reports

Analysis of impurities in beryllium, affecting evaluation of the tritium breeding ratio

Verzilov, Y. M.; Ochiai, Kentaro; Sato, Satoshi; Wada, Masayuki*; Yamauchi, Michinori*; Nishitani, Takeo

JAERI-Research 2004-005, 30 Pages, 2004/03

JAERI-Research-2004-005.pdf:1.93MB

no abstracts in English

JAEA Reports

Determination of specific radioactivity of samarium-153 product, 1; Quantitative determination of samarium by spectrophotometry

Izumo, Mishiroku; Nemoto, Masahiro*

JAERI-Tech 2002-025, 12 Pages, 2002/03

JAERI-Tech-2002-025.pdf:0.8MB

no abstracts in English

Journal Articles

Metallic impurities-silicon carbide interaction in HTGR fuel particles

Minato, Kazuo; Ogawa, Toru; Kashimura, Satoru; Fukuda, Kosaku; ; ;

Journal of Nuclear Materials, 175, p.14 - 19, 1990/00

 Times Cited Count:2 Percentile:31.34(Materials Science, Multidisciplinary)

no abstracts in English

JAEA Reports

Impurities in a Sulfur Hexafluoride Insulating Gas Medium of the JAERI Tandem Accelerator

; ; Arakawa, Kazuo

JAERI-M 84-004, 18 Pages, 1984/02

JAERI-M-84-004.pdf:0.64MB

no abstracts in English

Journal Articles

Ion beam analysis on radiation damage and light impurities at near surface region

; Ozawa, K.

Proc.8th Symp.on ISIAT 84, p.433 - 438, 1984/00

no abstracts in English

Journal Articles

Characteristics of a hollow cathode ion source with magnetic multipole semicylindrical arc chamber

; ; ; Ohara, Yoshihiro;

Review of Scientific Instruments, 55(7), p.1069 - 1073, 1984/00

 Times Cited Count:0 Percentile:0.02(Instruments & Instrumentation)

no abstracts in English

Journal Articles

Ionic reactions in an atmospheric pressure carbon dioxide; Their implications to the radiolysis of carbon dioxide

Ikezoe, Yasumasa; *;

Shitsuryo Bunseki, 32(5), p.449R - 453R, 1984/00

no abstracts in English

Journal Articles

Preliminary design of a fusion reactor fuel cleanup system by the palladium alloy membrane method

; Konishi, Satoshi; Naruse, Yuji

Nucl.Technol./Fusion, 3, p.471 - 484, 1983/00

no abstracts in English

JAEA Reports

Particle and Energy Balances in Tokamak Plasmas

JAERI-M 7717, 132 Pages, 1978/06

JAERI-M-7717.pdf:3.81MB

no abstracts in English

JAEA Reports

A Study on Impurities and Scrape-Off Layer Plasma in a Large Tokamak

JAERI-M 7111, 18 Pages, 1977/06

JAERI-M-7111.pdf:0.56MB

no abstracts in English

Journal Articles

JAEA Reports

JAEA Reports

Recycling Process of Impurities in Tokamak Discharges

*;

JAERI-M 6297, 14 Pages, 1975/11

JAERI-M-6297.pdf:0.39MB

no abstracts in English

Journal Articles

Oral presentation

Examination that improves solubility of plutonium dioxide in MOX powder

Tanigawa, Masafumi; Kato, Yoshiyuki; Kurita, Tsutomu; Komatsuzaki, Mai*; Otaka, Akihiro*; Nakamichi, Hideo*

no journal, , 

no abstracts in English

Oral presentation

Technical issues for safety improvement, 1; Core damage prevention in case of accidents

Nishi, Yoshihisa*; Arai, Kenji*; Oikawa, Hirohide*; Fujii, Tadashi*; Umezawa, Shigemitsu*; Yamada, Hidetomo*; Nakamura, Hideo

no journal, , 

no abstracts in English

21 (Records 1-20 displayed on this page)