Showing 121 - 140 results of 147 for search '"uranium"', query time: 0.05s Refine Results
  1. 121

    ‘Fission Chips’: An Activist’s View on Anti-Nuclear Activism in South Africa from the 1980s to the 21st Century by Mike Kantey

    Published 2024-10-01
    “…While much has been made of ‘State Capture’ and the alliance between the South African Presidency and the Gupta family through Oakbay Resources’ interest in uranium1, we will not include it here because it has been so well rehearsed in other publications. …”
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  2. 122

    Potential Functions and Thermodynamic Properties of UC, UN, and UH by Shuang-Ling Tang, Yu Wang, Qi-Ying Xia, Xue-Hai Ju

    Published 2020-01-01
    “…Potential energy surface scanning for UC, UN, and UH was performed by configuration interaction (CI), coupled cluster singles and doubles (CCSD) excitation, quadratic configuration interaction (QCISD (T)), and density functional theory PBE1 (DFT-PBE1) methods in coupling with the ECP80MWB_AVQZ + 2f basis set for uranium and 6 − 311 + G∗ for carbon, hydrogen, and nitrogen. …”
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  3. 123
  4. 124

    Energy Economics : Theory and Applications / by Zweifel, Peter, Erdmann, Georg, Praktiknjo, Aaron

    Published 2017
    Table of Contents: “…Preface -- Introduction -- Energy in Science and Engineering -- Investment and Profitability Calculation -- Bottom-Up Analysis of Energy Demand -- Top-Down Analysis of Energy Demand -- Energy Reserves and Sustainability -- External Costs -- Markets for Liquid Fuels -- Markets for Gaseous Fuels -- Markets for Solid Fuels and CO2 Emissions -- Uranium and Nuclear Energy -- Markets for Electricity -- Economics of Electrical Grids.…”
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  5. 125

    Prediction of Europium Retention in Perovskite: Potential Candidates for an Engineering Barrier in the Disposal of Radioactive Waste by Huemantzin B. Ortiz-Oliveros, Rosa Ma. Flores Espinosa, Pedro Ávila-Pérez, Daniel Cruz-Gonzalez, Noureddine Ouerfelli

    Published 2021-01-01
    “…Perovskites, such as tausonite, are crystalline metal oxides with excellent optical and photocatalytic properties and have also been used successfully in the retention of metals, simulating the isotopes of uranium and plutonium. In this work, different pseudo-order and thermodynamic models were studied to achieve the prediction of the sorption of Eu3+ (chemical analogous for actinides) in tausonite. …”
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  6. 126

    Radon an indoor risk: In the Urban Devarakonda, Telangana state, India by M. Srinivas Reddy, G. Suman, K. Vinay Kumar Reddy, M. Sreenath Reddy, Ch Gopal Reddy, P. Yadagiri Reddy

    Published 2025-02-01
    “…The area of investigation (urban Devarakonda), is located near the proposed uranium mineralization area. The estimated radon levels in the indoors were ranging from 20 to 437 Bq. m−3 and with a geometric mean of 66 Bq.m−3. …”
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  7. 127

    THE ECONOMIC INFLUENCE OF FRANCE IN WEST AND CENTRAL AFRICA by Juraj Ondriaš, Mykola Palinchak, Kateryna Brenzovych

    Published 2024-12-01
    “…The paper begins by examining the long-term impact of France on the extraction of two key commodities, oil and uranium, on the African continent. This is primarily accomplished through French multinational corporations, which have historical ties to the French government and which exert dominant control over the extraction of the aforementioned mineral resources in the countries under examination. …”
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  8. 128

    Investigation and Assessment of the CFD for Horizontal Flow in the VHTR Core by Yan Shengyuan, Jean Luc Habiyaremye, Wei Yingying, Cong Chi Tran

    Published 2017-01-01
    “…For a nuclear station that operates at a very high temperature, a gas-cooled reactor is fueled by uranium, moderated by graphite, and customarily cooled by helium. …”
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  9. 129

    Interpretation of airborne radiometric data of flamingo field, Southwestern Nigeria by T. O Lawal, O. Fawale, J. A. Sunday, G. B. Egbeyale

    Published 2025-02-01
    “…Maximum and minimum concentration values for Total count (TC (Unit of radiation (Ur)) rate, Potassium (K %), equivalent of Thorium (eTh) and that of Uranium (eU) were estimated. The results of the study show that the  value of Ur, K, eTh%, and eU in Flamingo Field range from 2.408 to  41.017, 0.162 to 3.238 (%), 0.846 to 33.104 (ppm) and 0.169 to 7.232 (ppm), respectively. …”
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  10. 130

    Study of an ADS Loaded with Thorium and Reprocessed Fuel by Graiciany de Paula Barros, Claubia Pereira, Maria A. F. Veloso, Antonella L. Costa

    Published 2012-01-01
    “…In the other fuel rods was used a mixture based upon Pu-MA, removed from PWR-spent fuel, reprocessed by GANEX, and finally spiked with thorium or depleted uranium. The use of reprocessed fuel ensured the use of T232hO2 without the initial requirement of U233 enrichment. …”
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  11. 131

    Inspection of radioactive nuclei of foodstuffs in Saudi Arabia using a NaI(tl) scintillation detector by Entesar H. EL-Araby, Doaa H. Shabaan

    Published 2024-12-01
    “…It was found that 36% of the uranium results exceeded the limit allowed under international agreements. …”
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  12. 132

    Study on the Extraction of Mo(VI) in Nitric Acid by Ionic Liquid Cyphos IL 101 by Weidian WANG, Yuxuan WU, Rulei WU, Lei YANG, Yao LI, Haolin DONG, Xueqin XIANG, Jixin LIANG

    Published 2025-02-01
    “…This study is expected to pave the way for introduction of ionic liquid Cyphos IL 101 as an extraction agent for the separation process of fission 99Mo from irradiated uranium targets.…”
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  13. 133

    Isotopic Age of the Xiong’er Group Volcanic Rocks and Its Geological Significance in Western Henan, China by Wenchao Dong, Xucheng Pang, Weixun Qu, Guangshun Hou

    Published 2022-01-01
    “…In this study, through the SHRIMP (sensitive high-resolution ion microprobe) zircon uranium-lead (U-Pb) isotope dating of the volcanic rocks of the Xiong’er Group in the Xiong’er Mountain, the research results showed that the age data were separated into two intervals, the magmatic zircon ages from 1836 to 1711 Ma and the inherited zircon ages from 2415±19 to 2193±34 Ma. …”
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  14. 134

    Sub-technology market share strongly affects critical material constraints in power system transitions by Huijuan Dong, Tianyu Zhang, Yong Geng, Peng Wang, Shu Zhang, Joseph Sarkis

    Published 2025-02-01
    “…Material constraints are likely to occur for gallium, terbium, germanium, tellurium, indium, uranium and copper. The importance value is determined by the ratio of power sector to all-sector material demand; the importance value of gallium will increase to 50% due to increases in gallium arsenide and permanent magnet sub-technologies. …”
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  15. 135

    Diffusion Partition Consensus: Diffusion-Aided Time-of-Flight Estimates, Anomaly Detection, and Localization for Ultrasonic Nondestructive Evaluation Data by Nick Torenvliet, John S. Zelek

    Published 2024-01-01
    “…Testing and evaluation are performed on a series of progressively information rich synthetic datasets, and on real-world ultrasonic NDE datasets taken from a Canada Deuterium Uranium nuclear reactor pressure tube and calibration fixture. …”
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  16. 136
  17. 137

    Demonstration of active neutron interrogation of special nuclear materials using a high-intensity short-pulse-laser-driven neutron source by A. Favalli, D. C. Henzlova, S. Croft, O. Deppert, K. Falk, J. C. Fernandez, D. C. Gautier, N. Guler, C. E. Hamilton, K. D. Ianakiev, M. Iliev, R. P. Johnson, A. Kleinschmidt, M. Roth, T. N. Shimada, M. Swinhoe, T. N. Taddeucci

    Published 2025-01-01
    “…The measurement results reported here represent the first experimental demonstration of this interrogation approach on enriched uranium items and demonstrate the feasibility of a precise measurement using realistic nuclear materials, representative of field scenarios, even with just a single laser-driven neutron pulse. …”
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  18. 138

    Comparative Analysis of the Dalat Nuclear Research Reactor with HEU Fuel Using SRAC and MCNP5 by Giang Phan, Hoai-Nam Tran, Kien-Cuong Nguyen, Viet-Phu Tran, Van-Khanh Hoang, Pham Nhu Viet Ha, Hoang Anh Tuan Kiet

    Published 2017-01-01
    “…Neutronics analysis has been performed for the 500 kW Dalat Nuclear Research Reactor loaded with highly enriched uranium fuel using the SRAC code system. The effective multiplication factors, keff, were analyzed for the core at criticality conditions and in two cases corresponding to the complete withdrawal and the full insertion of control rods. …”
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  19. 139

    Effective capture of gaseous Se during spent nuclear fuel recycling using calcium oxide pellets: Optimization, performance, and practical implications by Seok-Min Hong, Chang Hwa Lee, Jae-Hwan Yang, Namcheol Kim

    Published 2025-01-01
    “…The continuous utilization of nuclear energy has led to the accumulation of spent nuclear fuel (SNF) containing uranium, transuranium, and fission products (FPs). …”
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  20. 140

    Multiphase superconductivity in PdBi2 by Lewis Powell, Wenjun Kuang, Gabriel Hawkins-Pottier, Rashid Jalil, John Birkbeck, Ziyi Jiang, Minsoo Kim, Yichao Zou, Sofiia Komrakova, Sarah Haigh, Ivan Timokhin, Geetha Balakrishnan, Andre K. Geim, Niels Walet, Alessandro Principi, Irina V. Grigorieva

    Published 2025-01-01
    “…Well known examples include high-T c cuprates and uranium-based heavy fermion superconductors. Less explored are unconventional superconductors with strong spin-orbit coupling, where interactions between spin-polarised electrons and external magnetic field can result in multiple superconducting phases and field-induced transitions between them, a rare phenomenon in the superconducting state. …”
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