-
641
Hydrothermal Synthesis and Structural Investigation of a Crystalline Uranyl Borosilicate
Published 2021-04-01“…The relevance of multidimensional and porous crystalline materials to nuclear waste remediation and storage applications has motivated exploratory research focused on materials discovery of compounds, such as actinide mixed-oxoanion phases, which exhibit rich structural chemistry. …”
Get full text
Article -
642
SAXS study of the formation and structure of polynuclear thorium(IV) colloids and thorium dioxide nanoparticles
Published 2022-03-01“…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. At high concentrations, thorium(IV) can precipitate to form intrinsic colloids. …”
Get full text
Article -
643
Dataset of observables for UOX and MOX spent fuel extracted from Serpent2 fuel depletion calculations for PWRs
Published 2023-08-01“…These nuclides are of paramount importance for nuclear waste characterization and fuel cycle analysis. …”
Get full text
Article -
644
-
645
Engineered mineralogical interfaces as radionuclide repositories
Published 2023-02-01“…In addition, the co-existing host mineral suite of periclase, spinel-, and olivine-group minerals that equate to a lower mantle, high P–T mineral assemblage have geochemical and geotechnical properties suitable for disposal in a nuclear waste repository. Our results record the efficient sequestering of radionuclides from contaminated water and this novel, broad-spectrum, nanoscale HTC capture and concentration process constitutes a rapid solute decontamination pathway and solids containment option in perpetuity.…”
Get full text
Article -
646
Effect of Hydraulic Resistivity on a Weakly Nonlinear Thermal Flow in a Porous Layer
Published 2020-01-01“…Such problems are important for understanding properties of underground flow, migration of moisture in fibrous insulations, underground disposal of nuclear waste, welding process, petrochemical generation, drug delivery in vascular tumor, etc. …”
Get full text
Article -
647
Evolution of tensile strength and cracking in granite containing prefabricated holes under high temperature and loading rate
Published 2023-09-01“…Abstract For present applications in deep significant rock engineering, including underground repositories of high-level nuclear waste, an exhaustive comprehension of the impacts of high temperature and loading rate effects on the mechanical characteristics of granite emerges as an imperative necessity. …”
Get full text
Article -
648
Actinide and Lanthanide Adsorption onto Hierarchically Porous Carbons Beads: A High Surface Affinity for Pu
Published 2019-10-01“…As carbon has a low neutron absorption cross-section, these beads present an affordable, efficient and safe means for Pu separation from nuclear waste.…”
Get full text
Article -
649
Rapid and Fully Automated Measurement of Water Vapor Sorption Isotherms: New Opportunities for Vadose Zone Research
Published 2014-01-01“…Eminent environmental challenges such as remediation of contaminated sites, the establishment and maintenance of nuclear waste repositories, or the design of surface landfill covers all require accurate quantification of the soil water characteristic (SWC) at low water contents. …”
Get full text
Article -
650
Production and Modification of Poly(Styrene-Acrylonitrile)-Polycarbonate Nanofibers and Evaluation of its Adsorption Behavior on Uranium in Aqueous Solutions
Published 2019-02-01“…In this work it has been tried to produce the nano adsorbent that be able to separate the uranium from nuclear waste waters and the other aqueous media. For this purpose poly(styrene-acrylonitrile) nanofibers and their composite with polycarbonate nanofibers have been prepared and used as adsorbent of uranium after chemical modification. …”
Get full text
Article -
651
Fractal Characteristics and Energy Dissipation of Granite After High-Temperature Treatment Based on SHPB Experiment
Published 2022-03-01“…In deep mining and high-concentration nuclear waste storage engineering, the surrounding rocks may be subjected to the combined action of high-temperature fire and impact load. …”
Get full text
Article -
652
-
653
RADAR level measurement in Joule heated ceramic melter: A novel technique
Published 2021-04-01“…The current study relates to RADAR (RAdio Detection and Ranging) application for level measurement of vitrified radioactive liquid nuclear waste. The vitrification of radioactive liquid waste is carried out in special equipment called ‘Melters’. …”
Get full text
Article -
654
Experimental study on the dynamic mechanical behaviors of silicon carbide ceramic after thermal shock
Published 2020-08-01“…As a potential substitute material for metal and concrete in producing nuclear waste storage canisters, silicon carbide (SiC) can be subjected to various mechanical and thermal influences during its lifetime. …”
Get full text
Article -
655
Structural properties and failure characteristics of granite after thermal treatment and water cooling
Published 2023-12-01“…Abstract In a variety of fields such as exploitation of geothermal energy and the reconstruction of nuclear waste storage, both of high-temperature and cooling process change the physical and mechanical properties of granite. …”
Get full text
Article -
656
N,N,N’,N’-Tetrabutyl-1,10-phenanthroline-2,9-dicarboxamide as Very Effective Extraction Agent for Trivalent Europium and Americium
Published 2017-09-01“…From the experimental results it is evident that this effective N,N,N’,N’-tetrabutyl-1,10-phenanthroline-2,9-dicarboxamide receptor for the Eu3+ and Am3+ cations could be considered as a potential extraction agent for nuclear waste treatment.…”
Get full text
Article -
657
Fracture development around deep underground excavations: Insights from FDEM modelling
Published 2014-12-01“…In particular, the investigation of damage development around underground excavations represents a key issue in several rock engineering applications, including tunnelling, mining, drilling, hydroelectric power generation, and the deep geological disposal of nuclear waste. The goal of this paper is to show the effectiveness of a hybrid finite-discrete element method (FDEM) code to simulate the fracturing mechanisms associated with the excavation of underground openings in brittle rock formations. …”
Get full text
Article -
658
Azimuth-, angle- and frequency-dependent seismic velocities of cracked rocks due to squirt flow
Published 2020-05-01“…<p>Understanding the properties of cracked rocks is of great importance in scenarios involving <span class="inline-formula">CO<sub>2</sub></span> geological sequestration, nuclear waste disposal, geothermal energy, and hydrocarbon exploration and production. …”
Get full text
Article -
659
<sup>234</sup>U/<sup>238</sup>U Disequilibrium along stylolitic discontinuities in deep Mesozoic limestone formations of the Eastern Paris basin: evidence for discrete uranium mobi...
Published 2004-01-01“…The (<sup>234</sup>U/<sup>238</sup>) equilibrium state of borehole core samples from the deep, low-permeability limestone formations surrounding the target argilite layer of the Meuse/Haute-Marne experimental site of the French agency for nuclear waste management -ANDRA- (Agence nationale pour la gestion des déchets radioactifs) was examined to improve understanding of naturally occurring radionuclide behaviour in such geological settings. …”
Get full text
Article -
660
CYTOP Fibre Bragg Grating Sensors for Harsh Radiation Environments
Published 2019-06-01“…Under active consideration for the instrumentation of nuclear waste repositories, this study gives a better understanding of the effects of gamma radiation upon Bragg gratings in CYTOP fibres.…”
Get full text
Article