Results 1 to 10 of about 2,070 (252)

Thermal transport in thorium dioxide [PDF]

open access: yesNuclear Engineering and Technology, 2018
In this research paper, the thermal transport in thorium dioxide is investigated by using nonequilibrium molecular dynamics. The thermal conductivity of bulk thorium dioxide was measured to be 20.8 W/m-K, confirming reported values, and the phonon mean ...
Jungkyu Park   +2 more
doaj   +4 more sources

Simultaneously Recovery of Thorium and Tungsten through Hybrid Electrolysis–Nanofiltration Processes [PDF]

open access: yesToxics
The recovery and recycling of metals that generate toxic ions in the environment is of particular importance, especially when these are tungsten and, in particular, thorium.
Geani Teodor Man   +7 more
doaj   +4 more sources

SAXS study of the formation and structure of polynuclear thorium(IV) colloids and thorium dioxide nanoparticles [PDF]

open access: yesJournal of Synchrotron Radiation, 2022
Stable actinide colloids and nanoparticles are of interest because of their potential to affect the transportation of radionuclides in the near-field of a nuclear waste repository.
Baihui Zhai   +4 more
doaj   +2 more sources

Machine learning molecular dynamics simulations toward exploration of high-temperature properties of nuclear fuel materials: case study of thorium dioxide [PDF]

open access: yesScientific Reports, 2022
Predicting materials properties of nuclear fuel compounds is a challenging task in materials science. Their thermodynamical behaviors around and above the operational temperature are essential for the design of nuclear reactors.
Keita Kobayashi   +5 more
doaj   +2 more sources

Theoretical analysis of uranium-doped thorium dioxide: Introduction of a thoria force field with explicit polarization [PDF]

open access: yesAIP Advances, 2015
Thorium dioxide is used industrially in high temperature applications, but more insight is needed into the behavior of the material as part of a mixed-oxide (MOX) nuclear fuel, incorporating uranium.
A. E. Shields   +2 more
doaj   +2 more sources

Investigating the potential advantages of using thorium-based fuel as an advanced nuclear fuel in a typical boiling water reactor assembly (BWR) [PDF]

open access: yesScientific Reports
The long-term sustainability of Boiling water reactor (BWR) fuel cycles is challenged by the accumulation of reactor-grade plutonium (rgPu), minor actinides (MAs), and high-level radiotoxic waste in spent fuel.
Nassar Alnassar, A. Abdelghafar Galahom
doaj   +2 more sources

High-temperature and melting behaviour of nanocrystalline refractory compounds: an experimental approach applied to thorium dioxide [PDF]

open access: yesMaterials Research Express, 2014
The behaviour from 1500 K up to melting of nanocrystalline (nc) thorium dioxide, the refractory binary oxide with the highest melting point (3651 K), was explored here for the first time using fast laser heating, multi-wavelength pyrometry and Raman ...
F Cappia   +6 more
doaj   +5 more sources

Nuclear forensic analysis of thorium materials: recreation of a legacy processing method [PDF]

open access: yesFrontiers in Nuclear Engineering
Nuclear forensic science aims to correlate measurable parameters to the processing history of nuclear materials to support law enforcement investigations.
Erin Holland   +9 more
doaj   +3 more sources

Cationic hydrous thorium dioxide colloids – a useful tool for staining negatively charged surface matrices of bacteria for use in energy-filtered transmission electron microscopy [PDF]

open access: yesBMC Microbiology, 2006
Background Synthesis of cationic hydrous thorium dioxide colloids (ca. 1.0 to 1.7 nm) has been originally described by Müller 22 and Groot 11 and these have been used by Groot to stain acidic glucosaminoglycans for ultrastructure research of different ...
Barth Elke   +2 more
doaj   +2 more sources

Synthesis of Uranium-Thorium dioxide nano powder using supercritical hydrothermal method [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2021
Due to the limited uranium reserves and advantages of thorium fuels over uranium fuels, the development of the thorium fuel cycle in various countries including Iran, has been considered significantly.
A. H. Chenari, S.J. Ahmadi, F. Zahakifar
doaj   +1 more source

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