Interaction between Gaomiaozi bentonite colloid and uranium
December 2022
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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Thermodynamics on the complexation of uranium (VI) with N-methylethylenediamine-N,N′,N'-triacetic acid in aqueous Solution: Potentiometry and microcalorimetry
December 2022
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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Study on the application of scintillation screen of Gd2O2S:Tb, F / gel glass in the X-ray imaging
December 2022
The transparency of scintillator screen has always been an important factor restricting the imaging performance. Here we present an innovative strategy, by combining the gel glass with GOS:Tb, F, we...
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Complexes of bipyridinecarboxylate and phenanthrolinecarboxylate with trivalent actinides and lanthanides: Binding strength and structure
December 2022
The binding strengths of ligand 2,2ʹ-bipyridine-6-carboxylate (BiPCA) and 1,10-phenanthroline-2-carboxylate (PhenCA) with trivalent actinides (An) like Am(III) and Cm(III), and lanthanides (Ln) like...
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Review: Research progress on nanosecond laser irradiation damage of optical films
December 2022
Nanosecond laser irradiation damage of optical films is one of the main factors to limit the output power when the high power solid laser system is used to drive inertial confinement nuclear fusion....
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Effects of Helium on the creep resistance of Er2O3 films
December 2022
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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Review: Pair distribution functions from neutron total scattering for the study of local structure in disordered materials
December 2022
With the development of pulsed spallation sources of neutrons in recent years has come the possibility to generate intense beams of higher energy than possible at reactor sources. This has enabled neutron...
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Effects of reflected neutrons on the reactivity measurement of metal Assemblies
September 2022
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
September 2022
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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Double heterojunction CQDs/CeO2/BaFe12O19 magnetic separation photocatalysts: Construction, structural characterization, dye and POPs removal, and the interrelationships between magnetism and photocatalysis
September 2022
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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The neutron diffraction experiments under high pressure and high temperature on FENGHUANG diffractometer at CMRR
September 2022
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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Study on structure evolution of CoCrFeNi high entropy alloy in containerless processing using neutron diffraction
September 2022
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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Origin assessment of uranium ores using multivariate statistical method based on their rare-earth elemental parameters
September 2022
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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Recent progress on mass spectrometric analysis of artificial radionuclides in environmental samples collected in Japan
September 2022
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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Crystallization of polycaprolactone with low coverage of cyclodextrin
June 2022
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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Preparation of novel zirconium phosphonates for adsorption of lutetium
June 2022
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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Radiation target: Moving from theory to practice
June 2022
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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Review: Current progresses of small-angle neutron scattering on soft-matters investigation
June 2022
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 fast numerical calculation method of polarized neutrons precession in multiplex magnetic field
June 2022
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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Complexation of uranyl with chelidamic acid: Crystal structures, binding strength, and electrochemical redoxes
June 2022
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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A method for quickly subtracting the contributions from 182Ta and 94Nb in activity measurement of 93mNb in reactor neutron environment
June 2022
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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VSAS: A smart small-angle scattering data processing tool
June 2022
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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Vertical and spatial distribution of plutonium and radio-cesium in lake sediment of China
March 2022
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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Progress on nuclear analysis techniques
March 2022
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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In-situ TEM study of loop evolution in FeCrAl alloy under Fe+ irradiation: Effects of temperatures, dislocations and precipitates
March 2022
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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