Gadolinium oxysulfide (Gd2O2S: GOS) has a large absorption cross-section for thermal neutrons and a mass density similar to that of iron used for shielding against X and γ-ray radiation. During GOS...
氧化钆硫化物（Gd2O2S：GOS）对热中子有很大的吸收截面，其质量密度与用于屏蔽 X 和 γ 射线辐射的铁的质量密度相似。在 GOS...
{"title":"Evaluation of shielding performance and light emission characteristics of luminescent radiation shields using Gd2O2S","authors":"Kohichi Nakayama, Koichi Nittoh, Yukihiro Fukuta, Takashi Kamiyama, Hirotaka Sato, Yoshiaki Kiyanagi","doi":"10.1080/00223131.2024.2366025","DOIUrl":"https://doi.org/10.1080/00223131.2024.2366025","url":null,"abstract":"Gadolinium oxysulfide (Gd2O2S: GOS) has a large absorption cross-section for thermal neutrons and a mass density similar to that of iron used for shielding against X and γ-ray radiation. During GOS...","PeriodicalId":16526,"journal":{"name":"Journal of Nuclear Science and Technology","volume":"20 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141503246","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-06-09DOI: 10.1080/00223131.2024.2361655
Zihang Mei, Guoxing Chen, Yun Liao, Wenli Zhang, Meng Wang
The complexation interaction between arsenazo III chromogenic agent and tetravalent thorium ion (Th4+) is the theoretical basis for the determination of thorium by spectrophotometry. In this paper,...
{"title":"Arsenazo III-spectrophotometry for the determination of thorium content","authors":"Zihang Mei, Guoxing Chen, Yun Liao, Wenli Zhang, Meng Wang","doi":"10.1080/00223131.2024.2361655","DOIUrl":"https://doi.org/10.1080/00223131.2024.2361655","url":null,"abstract":"The complexation interaction between arsenazo III chromogenic agent and tetravalent thorium ion (Th4+) is the theoretical basis for the determination of thorium by spectrophotometry. In this paper,...","PeriodicalId":16526,"journal":{"name":"Journal of Nuclear Science and Technology","volume":"25 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141503247","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-05-29DOI: 10.1080/00223131.2024.2361659
Jingde Chen, Yuta Mukobara, Chikako Ishizuka, Tatsuya Katabuchi, Satoshi Chiba
We utilized a two hidden-layer Bayesian neural network (BNN) model along with data augmentation (DA) to predict the energy dependence of fission product yields (FPY). In the BNN model, the JENDL-5 ...
{"title":"Bayesian approach to energy dependence of fission product yields of 235U by data augmentation","authors":"Jingde Chen, Yuta Mukobara, Chikako Ishizuka, Tatsuya Katabuchi, Satoshi Chiba","doi":"10.1080/00223131.2024.2361659","DOIUrl":"https://doi.org/10.1080/00223131.2024.2361659","url":null,"abstract":"We utilized a two hidden-layer Bayesian neural network (BNN) model along with data augmentation (DA) to predict the energy dependence of fission product yields (FPY). In the BNN model, the JENDL-5 ...","PeriodicalId":16526,"journal":{"name":"Journal of Nuclear Science and Technology","volume":"46 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141503206","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-05-07DOI: 10.1080/00223131.2024.2348023
Shinichiro Uesawa, Hiroyuki Yoshida
We developed a deep learning-based bubble detector with a Shifted window Transformer (Swin Transformer) to detect and segment individual bubbles among overlapping bubbles. To verify the performance...
{"title":"Deep learning-based bubble detection with swin transformer","authors":"Shinichiro Uesawa, Hiroyuki Yoshida","doi":"10.1080/00223131.2024.2348023","DOIUrl":"https://doi.org/10.1080/00223131.2024.2348023","url":null,"abstract":"We developed a deep learning-based bubble detector with a Shifted window Transformer (Swin Transformer) to detect and segment individual bubbles among overlapping bubbles. To verify the performance...","PeriodicalId":16526,"journal":{"name":"Journal of Nuclear Science and Technology","volume":"16 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140885521","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-05-06DOI: 10.1080/00223131.2024.2352083
Eiji Hoashi, Shunya Yamada, Takafumi Okita
Liquid lithium (Li) jet is planned as a beam target in fusion neutron sources (FNSs), such as IFMIF, A-FNS and IFMIF-DONES. For the safety and the efficiency of such FNSs, the high-speed Li jet nee...
{"title":"Evaluation of influence of wall roughness on wall turbulence using LES simulation with MSGD model for liquid Li flow inside two-staged contraction nozzle","authors":"Eiji Hoashi, Shunya Yamada, Takafumi Okita","doi":"10.1080/00223131.2024.2352083","DOIUrl":"https://doi.org/10.1080/00223131.2024.2352083","url":null,"abstract":"Liquid lithium (Li) jet is planned as a beam target in fusion neutron sources (FNSs), such as IFMIF, A-FNS and IFMIF-DONES. For the safety and the efficiency of such FNSs, the high-speed Li jet nee...","PeriodicalId":16526,"journal":{"name":"Journal of Nuclear Science and Technology","volume":"18 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140885814","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
The early phase of the core degradation at the Fukushima Daiichi Nuclear Power Station Unit 2 was investigated in terms of a fuel-component degradation by materials interaction by carrying out the ...
福岛第一核电站 2 号机组堆芯退化的早期阶段是通过材料相互作用的燃料成分退化进行研究的。
{"title":"Early-phase core degradation interpretation by interaction between fuel cladding and fuel components in Fukushima Daiichi Nuclear Power Plant Unit 2","authors":"Ayumi Itoh, Kosuke Inoue, Yoshinao Kobayashi, Kan Sakamoto, Yoichi Endo, Kenichiro Nozaki, Penghui Chai, Shoichi Suehiro, Takeshi Honda, Kenji Owada, Masato Mizokami, Mutsumi Hirai, Kenichi Ito, Shinya Mizokami","doi":"10.1080/00223131.2024.2350534","DOIUrl":"https://doi.org/10.1080/00223131.2024.2350534","url":null,"abstract":"The early phase of the core degradation at the Fukushima Daiichi Nuclear Power Station Unit 2 was investigated in terms of a fuel-component degradation by materials interaction by carrying out the ...","PeriodicalId":16526,"journal":{"name":"Journal of Nuclear Science and Technology","volume":"62 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-05-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140885523","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
As nuclear facilities are dismantled in decommissioning, various and large amounts of waste are generated. Even more inconveniently, they are radioactive waste due to neutron activation. Thus, the ...
{"title":"Measurements of neutron capture cross-sections for nuclides of interest in decommissioning: 45Sc, 63Cu, 64Zn, 109Ag and 113In","authors":"Shoji Nakamura, Yuji Shibahara, Shunsuke Endo, Gerard Rovira, Atsushi Kimura","doi":"10.1080/00223131.2024.2346347","DOIUrl":"https://doi.org/10.1080/00223131.2024.2346347","url":null,"abstract":"As nuclear facilities are dismantled in decommissioning, various and large amounts of waste are generated. Even more inconveniently, they are radioactive waste due to neutron activation. Thus, the ...","PeriodicalId":16526,"journal":{"name":"Journal of Nuclear Science and Technology","volume":"51 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140800733","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-14DOI: 10.1080/00223131.2024.2341776
Akio YAMAMOTO, Tomohiro ENDO, Go CHIBA
A new implementation of the limited linear source approximation (LLSA) is proposed. The LLSA was previously proposed to eliminate local negative source in flux regions to mitigate numerical instabi...
{"title":"Limited linear source approximation with Edge Detection for Convergence Stability of Method of Characteristics","authors":"Akio YAMAMOTO, Tomohiro ENDO, Go CHIBA","doi":"10.1080/00223131.2024.2341776","DOIUrl":"https://doi.org/10.1080/00223131.2024.2341776","url":null,"abstract":"A new implementation of the limited linear source approximation (LLSA) is proposed. The LLSA was previously proposed to eliminate local negative source in flux regions to mitigate numerical instabi...","PeriodicalId":16526,"journal":{"name":"Journal of Nuclear Science and Technology","volume":"32 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140581087","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Compatibility tests are carried out on Ni-based Hastelloy alloys and stainless steel under the influence of the molten chloride salt NaCl-CaCl2-CeCl3 to investigate the corrosion behavior of molten...
{"title":"Corrosion behavior of hastelloy alloys and stainless steel in the molten chloride salt NaCl-CaCl2-CeCl3","authors":"Ken-Ichi Fukumoto, Kei Nakagawa, Daiki Takebayashi, Arita Yuji","doi":"10.1080/00223131.2024.2338367","DOIUrl":"https://doi.org/10.1080/00223131.2024.2338367","url":null,"abstract":"Compatibility tests are carried out on Ni-based Hastelloy alloys and stainless steel under the influence of the molten chloride salt NaCl-CaCl2-CeCl3 to investigate the corrosion behavior of molten...","PeriodicalId":16526,"journal":{"name":"Journal of Nuclear Science and Technology","volume":"20 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-04-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140581023","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Thermal neutron capture cross-section for191Ir, σIr(Eth), is a prominent parameter in producing192Ir radionuclide used in high-dose-rate brachytherapy. However, considerable discrepancies exist in ...
{"title":"Measurement of the thermal neutron capture-cross section of 191Ir at ANNRI MLF J-PARC","authors":"Md Kawchar Ahmed Patwary, Mariko Segawa, Makoto Maeda, Yosuke Toh, Shunsuke Endo, Shoji Nakamura, Gerard Rovira, Atsushi Kimura","doi":"10.1080/00223131.2024.2334757","DOIUrl":"https://doi.org/10.1080/00223131.2024.2334757","url":null,"abstract":"Thermal neutron capture cross-section for191Ir, σIr(Eth), is a prominent parameter in producing192Ir radionuclide used in high-dose-rate brachytherapy. However, considerable discrepancies exist in ...","PeriodicalId":16526,"journal":{"name":"Journal of Nuclear Science and Technology","volume":"42 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-04-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140581024","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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