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921
Geochemical mapping of riverbank profiles in the basin area of the river Ibar: Role in establishing the geochemical basis for the assessment of anthropogenic influence on the envir...
Published 2015-01-01“…The preserved geochemical track in the overbank sediment is of special significance for correlation the results of chemical elements in the surface part of (A-horizon) and active contemporary stream sediment. …”
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922
Structural and Thermal Examinations of Polyamide Modified with Fly Ash from Biomass Combustion
Published 2023-07-01“…Furthermore, the use of scanning electron microscopy coupled with energy-dispersive X-ray spectroscopy (SEM–EDS) allowed for the analysis of the distribution of chemical elements in selected filler particles.…”
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923
Physicochemical investigation of shrimp fossils from the Romualdo and Ipubi formations (Araripe Basin)
Published 2019-02-01“…Large-field EDS measurements showed the major presence of the chemical elements calcium, oxygen, iron, aluminum and fluoride in the Ipubi fossil, indicating a greater influence of inorganic processes in its fossilization. …”
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924
Evaluation of the spatial variability of the elements in tree barks used as biomonitors of atmospheric pollution
Published 2021-04-01“…The aim of this study was to evaluate the spatial variability of chemical elements concentrations accumulated on Sibipiruna (Cenostigna pluviosarum) barks in order to examine their aerial dispersion in two small urban areas of the Metropolitan Area of São Paulo. …”
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925
Fresh and pasteurized orange juice analysis by TXRF
Published 2021-12-01“…Therefore, in this context, an analysis of the chemical elements present in fresh and pasteurized orange juices becomes extremely relevant. …”
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926
Study of the Physico-Chemical Properties of Sol-Gel (Er, Yb) Doped TiO2 Nanoparticles Prepared with a Novel Protocol
Published 2023-06-01“…The elemental analyses with micro-EDX using SEM confirmed the presence of chemical elements of TiO2 nanoparticles with expected atomic ratios. …”
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927
The XSTAR Atomic Database
Published 2021-02-01“…We describe the atomic database of the <span style="font-variant: small-caps;">xstar</span> spectral modeling code, summarizing the systematic upgrades carried out in the past twenty years to enable the modeling of K-lines from chemical elements with atomic number <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mi>Z</mi><mo>≤</mo><mn>30</mn></mrow></semantics></math></inline-formula> and recent extensions to handle high-density plasmas. …”
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928
Magnetic Particles In Soils And Epiphytes In The Zone Of Influence Of A Ferrous Metallurgy Factory In The City Of Perm
Published 2019-07-01“…The content of heavy metals in the studied soils exceeds the clarkes of chemical elements (CCE) in the upper continental crust: Cr - 286 times, Mn - 15 times, Fe - 11 times, Ti - 4 times, Mg - 4 times. …”
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929
Pb speciation and elemental distribution in leeks by micro X-ray fluorescence and X-ray absorption near-edge structure
Published 2023-09-01“…Micro X-ray fluorescence was used to map the distribution of Pb and other chemical elements in leek roots, and X-ray absorption near-edge spectroscopy was used to assess the Pb speciation in leek roots and leaves. …”
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930
Physical, Thermal and Biological Properties of Yellow Dyes with Two Azodiphenylether Groups of Anthracene
Published 2020-12-01“…The possible transitions between the energy levels of the electrons of the chemical elements were established, identifying the energies and the electronic configurations of the levels of transition. …”
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931
ASSOCIATION OF MINERAL ELEMENTS IN THE ATHEROSCLEROTIC PLAQUE IN CORONARY ATHEROSCLEROSIS
Published 2019-03-01“…The concentration of chemical elements Ca, Pb, Fe, Cu, Zn, Br, Sr, Zr in the homogenates of atherosclerotic plaques was determined by x-ray fluorescence analysis using synchrotron radiation (SRXRF). …”
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932
Titanium-Doped Diamond-like Carbon Layers as a Promising Coating for Joint Replacements Supporting Osteogenic Differentiation of Mesenchymal Stem Cells
Published 2024-02-01“…However, it is often necessary to dope DLC layers with additional chemical elements to strengthen their adhesion to the substrate. …”
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933
Chemical Composition and Antioxidant Activity of <i>Zanthoxylum armatum</i> Leaves in Response to Plant Age, Shoot Type and Leaf Position
Published 2023-05-01“…Statistical analysis revealed a series of correlations between antioxidant capacity, TP and chemical elements. <i>Z</i>. <i>armatum</i> leaves, an agricultural by-product, showed significant differences in chemical composition and antioxidant activity in response to plant age, shoot type and leaf position, which can be valuable to incentive its cultivation management strategy and its better utilization for economic and environmental benefits.…”
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934
Mechanism of Shrinkage in Compacted Graphite Iron and Prediction of Shrinkage Tendency
Published 2022-11-01“…Taking nine parameters such as the chemical elements and characteristic values of thermal analysis as the input nods, a four-layer BP neural network model for predicting the size of shrinkage in compacted graphite iron was constructed, and the R-squared of the model reached 97%, which indicates it could be used to predict the shrinkage tendency.…”
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935
Estimation of Dense Plasma Temperature Formed under Shock Wave Cumulation
Published 2020-11-01“…This method can be also used as a testing ground for studying the physical conditions of forming chemical elements as well as super dense plasma jets.…”
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936
AC/DC: The FERMI FEL Split and Delay Optical Device for Ultrafast X-ray Science
Published 2022-05-01“…The next step to push the current standards in ultrafast X-ray science is strongly linked to the possibility of engineering and exploiting time-resolved experiments exclusively for FELs pulses, ideally having different colors tunable at specific electronic resonance of the chemical elements. At the seeded FERMI FEL (Trieste, Italy) this goal is committed to the optical device known as AC/DC, which stands for the auto correlator/delay creator. …”
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937
Chemical, Radiometric and Mechanical Characterization of Commercial Polymeric Films for Greenhouse Applications
Published 2022-08-01“…The samples were grouped according to their chemical (elemental analysis), radiometric and mechanical properties by multivariate analysis. …”
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938
Contribution to the Energy Situation in Tajikistan by Using Residual Apricot Branches after Pruning as an Alternative Fuel
Published 2019-08-01“…The results showed a good quality of apricot-based biofuels characterised by the high calorific value (<i>NCV</i> dry basis of 19.3 MJ kg<sup>−1</sup>), relatively low ash content (1.7%) and suitable values of the main chemical elements that fulfil the standard requirement on graded wooden biofuels. …”
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939
The Oxidation Behaviour and Notch Wear Formation of TiAlN Coated Tools Using Different Oxidation Techniques
Published 2021-03-01“…The comparison of oxides produced covers the surface morphologies, chemical elements and phases which were analyzed by means of SEM (scanning electron microscope), EDS (energy dispersive spectroscopy) and XRD (X-ray diffraction techniques). …”
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940
Comparing Ionic Profile of Gingival Crevicular Fluid and Saliva as Distinctive Signature of Severe Periodontitis
Published 2022-03-01“…Although increasing evidence is emerging on the contribution of chemical elements in periodontal health, no studies have concomitantly evaluated the ionic profile in gingival crevicular fluid (GCF) and saliva in relation to the underlying periodontal status. …”
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