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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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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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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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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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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Mechanical properties and magnetic and electronic properties tuned via strain in two-dimensional non-van der Waals hematene
March 2023
Two-dimensional (2D) non-van der Waals hematene has increasingly attracted attention in the applications of photocatalysis, spintronic devices, and magnetic storage media. Mechanical properties as well...
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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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Mechanism study of bubble dynamics under the buoyancy effects
March 2023
The motion of a single bubble in a 2-D vertical channel filled with stagnant or moving fluid is simulated for various sets of conditions using the computational fluid dynamics(CFD) method. The volume...
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Calibration of a PIXE system at Peking University
March 2023
A method combining particle-induced X-ray emission spectrometry (PIXE) and elastic backscattering spectrometry (EBS) was used to calibrate the PIXE system at Peking University. The selected thin standard...
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Sol-gel fabrication of porous ceria microspheres for thermochemical carbon dioxide (CO2) splitting
March 2023
Porous CeO2 has been of great interest recently, due to its great catalytic efficiency in splitting CO2 into CO and O2. Porous CeO2 microspheres are the key to scaling up such reactions in the fluidized-bed...
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Temperature dependence of hydrogen isotope effect in LaNi5-H(D) system
March 2023
To study inverse effect of hydrogen isotopes in LaNi5 for hydrogen isotope separation at ambient temperature, temperature dependence of hydrogen isotope effect in LaNi5－H(D) system was investigated...
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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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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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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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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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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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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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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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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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Fabrication of CeO2 microspheres by sol−gel reaction with polymerization via single emulsion
March 2022
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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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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Effect of oxygen on the radiation of silicone rubber determined by gaseous chromatograph and DFT calculation
March 2022
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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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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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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