Results 1 to 10 of about 3,334 (160)

Piezomagnetism and magnetoelastic memory in uranium dioxide [PDF]

open access: yesNature Communications, 2017
The nuclear fuel uranium dioxide is of intrinsic interest due to its industrial applications but it also exhibits intriguing electronic and magnetic properties.
M. Jaime   +10 more
doaj   +5 more sources

Induced Ferromagnetism in Epitaxial Uranium Dioxide Thin Films [PDF]

open access: yesAdvanced Science, 2022
Actinide materials have various applications that range from nuclear energy to quantum computing. Most current efforts have focused on bulk actinide materials.
Yogesh Sharma   +15 more
doaj   +2 more sources

Fragmentation of Uranium Dioxide after Molten Uranium Dioxide-Sodium Interaction [PDF]

open access: yesJournal of Nuclear Science and Technology, 1974
A series of 30 runs were performed to gain information on the fragmentation of molten UO2when dropped into a bath of liquid sodium. In this experiment, hollow cylindrical UO2 pellets were heated with electric current fed to a tungsten rod, passed through to center hole. The resulting molten UO2 dripped down its fall into the sodium bath.
Hiroshi Mizuta
exaly   +2 more sources

Oxidation of Uranium Dioxide [PDF]

open access: yesJournal of Nuclear Science and Technology, 1974
The oxidation of UO2 was studied by thermogravimetry and X-ray diffraction. It was clarified that the thermal history covering the first stage of the oxidation from UO2 to U3O UO7 significantly influenced the rate of the oxidation of the second stage from U3O7 to U3 O8.
Hiroshi Ohashi
exaly   +2 more sources

Investigation of the influence of the fuel element design parameter on the VVER-1000 reactor axial power peaking factor [PDF]

open access: yesNuclear Energy and Technology, 2023
The paper presents the results of a numerical study into the efficiency of the fuel element operation in the pressurized water reactor (VVER) core filled with uranium dioxide (UO2) pellets. The investigation results were obtained from a three-dimensional
Vladimir A. Gorbunov   +4 more
doaj   +3 more sources

The comparative study of the specific heat capacity of uranium dioxide according to the fractal structure

open access: yesKuwait Journal of Science, 2023
In the present study, we have investigated the effectiveness of existing methods in the evaluation of the heat capacity of uranium dioxide () by considering fractal structure of materials.
Tural Mehmetoglu
doaj   +1 more source

Quantum-mechanical study of the electronic properties of UxPuyOz compounds formed during the recovery of spent nuclear fuel [PDF]

open access: yesJournal of the Serbian Chemical Society, 2023
A promising way to recover spent nuclear fuel (SNF) is the method of extracting transuranium compounds from molten salt, which makes it possible to obtain a partial separation between transuranium compounds and lanthanides.
Galashev Alexander Y.   +2 more
doaj   +1 more source

URANIUM OXYNITRIDE AND URANIUM DIOXIDE. [PDF]

open access: yesJournal of the American Chemical Society, 1895
n ...
Smith, Edgar F., Matthews, J. Merritt
openaire   +1 more source

Establishment and verification of chemical interaction model between fast reactor fuel and cladding under high burnup

open access: yesHe jishu, 2022
BackgroundUranium dioxide fuel elements of fast neutron reactor operate under the conditions of high burnup, high neutron fluence rate, high line power and high temperature.
CHEN Qidong, GAO Fuhai
doaj   +1 more source

PRODUCTION OF NxOy-O2-CO2-H2O (steam) FOR THERMOCHEMICAL TREATMENT OF IRRADIATED UO2 FUEL

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2021
The relevance of the research is based on the rationale for creating suitable environment for fuel thermochemical treatment to ensure simultaneous ceramic fuel conversion into powder-like material, complete recladding of reaction product, and volatile ...
Pavel V. Aksyutin   +3 more
doaj   +1 more source

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