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ISSN: 2773-1839

Thermodynamics on the complexation of uranium (VI) with N-methylethylenediamine-N,N′,N'-triacetic acid in aqueous Solution: Potentiometry and microcalorimetry

Stability constants and enthalpies of N-methylethylenediamine-N,N′,N'-triacetic acid (MEDTA, denoted as H3L) complexes with uranyl were measured using potentiometry and microcalorimetry, I = 1.0 mol L−1...

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Effects of Helium on the creep resistance of Er2O3 films

The nanostructured Er2O3 thin films implanted by Helium (He) were prepared by magnetron sputtering under different He partial pressure. The creep properties of the Er2O3 films under different temperatures...

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Interaction between Gaomiaozi bentonite colloid and uranium

In a deep geological repository system, the presence of clay colloids in the geological disposal medium is considered to be a potential factor promoting nuclide migration. In this study, Gaomiaozi bentonite...

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The neutron diffraction experiments under high pressure and high temperature on FENGHUANG diffractometer at CMRR

FENGHUANG diffractometer at CMRR, a high-intensity multi-section neutron powder diffractometer, has been constructed to in situ studies of materials under high pressure high temperature conditions....

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Recent progress on mass spectrometric analysis of artificial radionuclides in environmental samples collected in Japan

Mass spectrometry techniques, such as AMS, TIMS and ICP-MS, represent promising techniques for the analysis of artificial radionuclides in environmental samples. They are characterized by high sensitivity,...

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Double heterojunction CQDs/CeO2/BaFe12O19 magnetic separation photocatalysts: Construction, structural characterization, dye and POPs removal, and the interrelationships between magnetism and photocatalysis

This novel double heterojunction carbon quantum dots (CQDs)/CeO2/BaFe12O19 magnetic separation photocatalysts (CCBFOMSPs) were successfully prepared via a polyacrylamide gel method and low temperature...

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Origin assessment of uranium ores using multivariate statistical method based on their rare-earth elemental parameters

Origin assessment of nuclear materials is the key aim of nuclear forensics. Among the various fingerprints, rare-earth elements (REEs) are regarded as a powerful geological signature in authentication...

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Study on structure evolution of CoCrFeNi high entropy alloy in containerless processing using neutron diffraction

Containerless processing is able to access the deeply supercooled regime due to the absence of heterogeneous nucleation sites, for example, container walls. Therefore, it allows us to explore a possible...

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Effects of reflected neutrons on the reactivity measurement of metal Assemblies

The kinetic equation including the reflected neutron effect is established based on the time-dependent two-region kinetic model. Different reactivity measurement methods are simulated by using the equation....

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Development and performance of a secondary electron detector based on a MCP

Secondary electron detector (SED) is a key component used in the fission product yield experiment to mark the start time of fission events. The signal to noise ratio and timing characteristics has an...

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Review: Current progresses of small-angle neutron scattering on soft-matters investigation

A review of the recent works on soft-matters based on small-angle neutron scattering (SANS) is presented. This Review is intended to be a relatively comprehensive source for applying SANS on soft-matters...

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A method for quickly subtracting the contributions from 182Ta and 94Nb in activity measurement of 93mNb in reactor neutron environment

Niobium is one of the most important neutron dosimeters used outside of the reactor. Owing to the fluorescence effects of 182Ta and 94Nb radionuclides, it is a problem to quickly obtain the activity...

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Preparation of novel zirconium phosphonates for adsorption of lutetium

Separation and recovery of 177Lu from radioactive medicine waste is concerned due to its potential application in radiopharmaceuticals. In this paper, two zirconium phosphonate materials (Zr-AMTP-1...

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VSAS: A smart small-angle scattering data processing tool

A visual Small-angle X-ray/neutron scattering data analysis software VSAS has been developed for the quantitative small-angle scattering data processing. VSAS provides a graphical interface which allows...

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A fast numerical calculation method of polarized neutrons precession in multiplex magnetic field

To achieve efficient design and accurate simulation of neutron spin flipping, a fast numerical calculation method was introduced to facilitate the processes parameter optimization and flipper design....

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Crystallization of polycaprolactone with low coverage of cyclodextrin

Crystallization kinetics of polycaprolactone (PCL) with low content of α-cyclodextrin (CD) was investigated. It was found that disordered CD can promote nucleation of PCL significantly after electrospinning,...

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Complexation of uranyl with chelidamic acid: Crystal structures, binding strength, and electrochemical redoxes

Chelidamic acid (denoted as H3L in this paper) is a naturally occurring derivative of dipicolinic acid that functions as a versatile ligand. The complex formation of chelidamic acid with UO22+ has been...

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Radiation target: Moving from theory to practice

Radiation target theory refers to that ionizing radiation hits specific molecules or organellaes in cells, resulting in structural damage, gene mutation, chromosome breakage and other target effects...

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Vertical and spatial distribution of plutonium and radio-cesium in lake sediment of China

Anthropogenic radionuclides of plutonium and 137Cs in the environment were usually applied for tracing the environmental impact of nuclear activities as well as establishing the chronology of recent...

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In-situ TEM study of loop evolution in FeCrAl alloy under Fe+ irradiation: Effects of temperatures, dislocations and precipitates

Fe13.5Cr4.7Al alloy was irradiated in-situ with 400 keV Fe+ in TEM at RT and 748 K. The evolution of dislocation loops under the influence of temperatures, irradiation dose, dislocation lines and precipitates...

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Fabrication of CeO2 microspheres by sol−gel reaction with polymerization via single emulsion

In this research work, the monodisperse CeO2 microspheres were prepared by using the sol-gel processes via a single emulsion. The needle-tube capillary microfluidic device was integrated to generate...

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Transport and magnetic properties of CeAuGa3 single crystals

Single crystals of CeAuGa3 which crystallize in a BaAl4-type structure are synthesized and their physical properties were investigated by magnetization, transport, and specific heat measurements. The...

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Effect of oxygen on the radiation of silicone rubber determined by gaseous chromatograph and DFT calculation

The radiation effects of silicone rubber under different atmospheres are of great significance to evaluate the aging behavior of materials, and to assess their practical application life. The radiation-induced...

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The effect of sink strength on helium bubble formation at elevated temperatures

In present study, the model Fe–9Cr alloy and two nanostructured ferritic alloys (NFAs) CNA1 and 9YWTV with high application potential in advanced nuclear power systems were selected to systematically...

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Progress on nuclear analysis techniques

The nuclear analysis has been of important significance in the field of nuclear science and technology. The developing trends and some frontier topic of nuclear analysis techniques as well as their...

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