Showing 21 - 32 results of 32 for search '"thorium"', query time: 0.04s Refine Results
  1. 21

    The Sorption of Th(IV) Ions onto Montmorillonite: The Effect of pH, Ionic Strength and Fulvic Acid by Lei Chen, Xianjin Yu, Zengdian Zhao, Yunhui Dong

    Published 2006-05-01
    “…Thorium was considered as a chemical analogue of other tetravalent actinides. …”
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  2. 22

    Estimation of Radioactivity in Dash - Salakhli Bentonite Clay: Depth and Radionuclide Migration Processes by Akhmedov E. A.

    Published 2025-01-01
    “…Additionally, the paper compares the radioactivity levels of other radionuclides such as radium-226 (Ra-226) and thorium-234 (Th-234), noting that Ra-226 exhibits significant activity at depths of 5 m, 10 m, 15 m and 25 m, while Th-234 exhibits higher activity at depth of 20 m. …”
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  3. 23

    Natural Radioactivity Measurements and Radiation Dose Estimation in Some Sedimentary Rock Samples in Turkey by I. Akkurt, K. Günoğlu

    Published 2014-01-01
    “…This natural radioactivity is caused by γ-radiation originating from the uranium and thorium series and 40K. In this study, the gamma radiation has been measured to determine natural radioactivity of 238U, 232Th, and 40K in collected sedimentary rock samples in different places of Turkey. …”
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  4. 24

    INTERNATIONAL ISOTOPES MARKETS by S. Z. Zhiznin, V. M. Timohov

    Published 2016-10-01
    “…The paper also analyzes the statistical data on the global export and import of natural uranium, enriched and depleted uranium, plutonium, thorium and some stable isotopes of non-medical purposes, presented by a company «Trend economy» in 2014. …”
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    Article
  5. 25

    Thermal Energetic Reactor with High Reproduction of Fission Materials by Vladimir M. Kotov

    Published 2012-01-01
    “…Neutron losses are decreased, uranium-thorium fuel with artificial fission materials equilibrium regime is used, additional in-core and out-core neutron sources are used for supplying of high fission materials reproduction. …”
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    Article
  6. 26

    Monte Carlo Alpha Iteration Algorithm for a Subcritical System Analysis by Hyung Jin Shim, Sang Hoon Jang, Soo Min Kang

    Published 2015-01-01
    “…The applicability of the proposed method is evaluated for an experimental benchmark of the thorium-loaded accelerator-driven system.…”
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  7. 27

    Biomonitoring of radioactive contamination using benthic invertebrate communities in Manzala Lake, Egypt by Imam Noha, Bendary Reda E.

    Published 2023-06-01
    “…Activity concentrations of radionuclides Radium-226 (226Ra), Thorium-232 (232Th), Potassium-40 (40K), and Caesium-137 (137Cs) were measured in water, sediments and benthic invertebrate samples in 2020. …”
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  8. 28

    Conservativeness Study on the Seismic Analysis Method for Research Reactor Plant Structure Based on TMSR-LF1 by Rencong Dai, Wei Gong, Xiao Wang, Xiaoyan Wang, Decheng Cui

    Published 2024-01-01
    “…This paper analyzes the plant structure seismic performance of the 2WMt Thorium Molten Salt Reactor-Liquid Fuel 1 (TMSR-LF1) at the Shanghai Institute of Applied Physics, Chinese Academy of Sciences under the action of frequent earthquakes, fortification earthquakes, and rare earthquakes was analyzed by finite element software PKPM based on the seismic design method of civil code +1°. …”
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  9. 29

    Radiological Hazard Assessment and Human Exposure to Natural Radionuclides in Soils of Udege Mbeki Mining Area, Nasarawa State, Nigeria by O. S. Eghaghe, O. M. Adeleye, A. J. Rabba, J. Eneye, D. J. Koffa, E. Echioda, O. J. Aremu

    Published 2025-01-01
    “…This study evaluated the risks of exposure to ionizing radiation from the primordial and most abundant radionuclides in the soil – radium-226, potassium-40, and thorium-232 in Udege Mbeki mining area of Nasarawa State, Nigeria. …”
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  10. 30

    The small modular molten salt reactor potential and opportunity in Saudi Arabia by Dana Hejazi, Anas M. Alwafi, Salman M. Alzahrani, Meshari M. Alqahtani, Salman M. Alshehri

    Published 2025-02-01
    “…Environmental advantages include clean energy production, the ability to utilize thorium as a more environmentally friendly fuel source, the potential of nuclear transmutation for minimizing long-lived radioactive waste, and overall reduced waste output compared to traditional nuclear reactors. …”
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  11. 31

    Sedimentary Facies of the Longmaxi Formation Shale Gas Reservoir in the Weiyuan Area Based on Elemental Characteristics by Yijia Wu, Hongming Tang, Ying Wang, Jing Li, Yanxiang Zeng, Songlian Jiang, Yongcheng Mu

    Published 2021-01-01
    “…In this study, the ratio of uranium to thorium (U/Th), the total organic carbon (TOC), and the biological silicon content (SiBio) were selected as the characteristic parameters to precisely analyze the sedimentary environment and its impact on reservoir quality. …”
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  12. 32

    Determination of <sup>238</sup>U Content by Gamma Radiation Emitting from <sup>234m</sup>Pa Radionuclide by A. Khruschinski, S. Kutsen, A. Zhukouski, Naoyuki Sugai, Hiroshi Sugai, Michinori Mogi

    Published 2022-04-01
    “…This part of the spectrum does not contain any other lines of gamma radiation from natural radionuclides – decay products of both thorium and uranium chains. These two peaks in the spectral region under study can be separated from each other in a medium with a typical concentration of 234Th.Analysis of results of the activity of depleted uranium metal measuring in accordance with the proposed algorithm shows the possibility of determining of 238U content with an uncertainty of 3–5 %.…”
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