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2321
Trophic transfer of arsenic in the food chain from selected crops grown in long-term wastewater contaminated soil
Published 2025-03-01“…Water, soil, vegetable, and human blood samples were analyzed to determine the concentration of arsenic via an atomic absorption spectrophotometer. The As content was greater in the soil (0.53–22.311 mg/kg) and vegetable (0.291–1.796 mg/kg) samples collected from Site 3, which were treated with wastewater. …”
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2322
Extracellular vesicles-derived miR-21 as a biomarker for early diagnosis and tumor activity in breast cancer subtypes
Published 2025-01-01“…EVs isolated from serum samples were characterized using nanoparticle tracking analysis, scanning electron microscopy and atomic force microscopy to detect their concentration, size, morphology and mechanical properties. …”
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2323
Development of Sr modified Al–Si–Mg–Fe based alloys for automotive components
Published 2025-01-01“…Unmodified and modified Al–Si–Mg alloys with high Fe content accelerate the dissolution of β-Al5FeSi; this being due to the rejection of silicon (Si) atoms towards aluminum (Al) and resulting in transforming the β-Al5FeSi into Al6Fe. …”
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2324
Design of a novel Cu-Cr-X alloy with high strength and high electrical conductivity based on mechanical learning
Published 2025-02-01“…The Cu-Cr-Zr-Mg-Ti alloy with superior properties was optimally designed by genetic algorithm from the massive solutions, which the experimental tensile strength and conductivity reached 668 MPa and 71.5 %IACS, respectively. The atom probe tomography results show that Zr, Mg, and Ti simultaneously segregated in the Cr-rich phase after aging at 440 °C for 480 h, which significantly improves the stability of the precipitated Cr phase and inhibited the Cr-rich phase transition from fcc to bcc structure. …”
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2325
Heavy metals loads in soil, farmlands and plant crop at open dumpsite
Published 2019-10-01“…Evaluations of heavy metals (Ni, Zn, Cd, Cr, Pb and Cu) in soil samples and in different parts of <em>Carica papaya</em> plants were carried out using atomic absorption spectrophotometer. The study revealed higher concentration of Pb in the dumpsite than the farmlands. …”
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2326
Theoretical Study of the Quadruple Gamma Transitions of Radioactive Radon and Radium Isotopes Based on Half-Life
Published 2024-12-01“…The purpose of this study is to investigate the significance of quadruple gamma transitions with |M(E2)|2w.u↓ as a valuable probe of the internal structure, deformations, and energy levels of atomic nuclei. Objective: By studying these gamma transitions, we hope to get more insight into the behavior of protons and neutrons within the nucleus as well as the fundamental forces governing their interactions. …”
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2327
Iodine/Chlorine Multi‐Electron Conversion Realizes High Energy Density Zinc‐Iodine Batteries
Published 2025-01-01“…Spectroscopic characterizations and calculations analyses reveal that EG integrates into the Zn2+ solvation structure as a hydrogen‐bond donor, competitively binding O atoms in H2O, which triggers a transition from water‐rich to water‐poor clusters of Zn2+, effectively disrupting the H2O hydrogen‐bond network. …”
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2328
MGATAF: multi-channel graph attention network with adaptive fusion for cancer-drug response prediction
Published 2025-01-01“…Recent graph-based models, while promising, frequently neglect the critical role of atomic interactions and fail to integrate drug fingerprints with SMILES for comprehensive molecular graph construction. …”
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2329
In-vitro study of hybrid silver nanoparticles with humic acid extracted from cow dung against pathogens
Published 2025-01-01“…The as-prepared AgNPs coupled with humic acid (HA) were characterized by an atomic force microscope (AFM), X-ray powder diffraction (XRD), zeta potential, zeta sizer, Fourier-transform infrared (FT-IR) spectroscopy, and UV–VIS spectrophotometer. …”
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2330
Effect Of Magnesium Perchlorate Content on the Mechanical, Thermal Stability, and Dielectric Properties of Plasticized PMMA/PVC-g-PMMA Electrolytes
Published 2020-01-01“…Energy-dispersive X-ray (EDX) spectroscopy and mapping technique revealed the regular distributions of all atomic elements such as Cl, Mg, O, and C in the doped GPBEs. …”
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2331
Exposure to lead and cadmium released from ceramics and glassware
Published 2024-12-01“…The analysis involved examining 33 samples, consisting of 16 ceramic and 17 glass items that were subsequently categorized into three categories, following the guidelines outlined in Directive 84/500/EC and the Official Gazette of the Republic of Macedonia, no. 1/2013 for ceramics, as well as ISO 7086:2020 1, 2 for glass. An atomic absorption spectrometer (AAS) was used to analyze the concentration of lead and cadmium in samples. …”
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2332
Antioxidant Properties of Lapachol and Its Derivatives and Their Ability to Chelate Iron (II) Cation: DFT and QTAIM Studies
Published 2020-01-01“…In this latter tridentate coordination in gas phase, the topological analysis of complexes exhibits the fact that the electron density is concentrated between the O3 oxygen atom of the ligand attached to Fe2+ and this metal cation. …”
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2333
Ecotoxicity of lanthanides to Daphnia magna: insights from elemental behavior and speciation in a standardized test medium
Published 2024-07-01“…Experimental data show that exposure concentrations can decrease by up to 95 % over the test duration, with the percentage decrease being inversely related with LN atomic mass. Thermodynamic speciation calculations confirm the possible formation of insoluble species, mainly LN carbonates. …”
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2334
Prediction of Pt, Ir, Ru, and Rh complexes light absorption in the therapeutic window for phototherapy using machine learning
Published 2025-01-01“…Our findings indicate that the Extreme Gradient Boosting Classifier (XGBC) paired with AtomPairs2D descriptors delivers the highest predictive accuracy and robustness. …”
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2335
Stabilization of metal-doped magnesium oxide nanoparticles with PAMAM dendrimers to improve alpha-amylase enzyme inhibition
Published 2025-04-01“…Notably, unlike other shapes, spherical nanoparticles were highly stabilized by dendrimers because of the absence of edged atoms. Amylase inhibition assay revealed that dendrimer-stabilized zinc-doped MgO nanoparticles exhibited enhanced inhibitory activity (82.9 %) at 0 h, which decreased to 66.6 % after 24 h, indicating controlled nanoparticle release by the dendrimer. …”
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2336
Fabrication of heteroatom-doped graphene-porous organic polymer hybrid materials via femtosecond laser writing and their application in VOCs sensing
Published 2025-01-01“…Abstract Graphene, a two-dimensional material featuring densely packed sp2-hybridized carbon atoms arranged in a honeycomb lattice, has revolutionized material science. …”
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2337
Interface enhancement mechanism of rolled Mg/Al clad plate with particle interface control
Published 2024-12-01“…The CS-Both process constructed more evident dual microscopic three-dimensional interfaces and promoted more thorough atomic diffusion at the interface through the double-sided cold-spraying process. …”
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2338
Study of the corrosion behavior of cast Ti2AlNb alloy in HF–HNO3 solution
Published 2025-01-01“…Scanning Kelvin probe atomic force microscopy (SKPFM) combined with microstructural analysis revealed that the electrochemical system consisting of matrix B2 phase and secondary phase governs the high localized dissolution rate of Ti2AlNb alloy. …”
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2339
Nanotechnology and LSTM machine learning algorithms in advanced fuel spray dynamics in CI engines with different bowl geometries
Published 2025-01-01“…The incorporation of nanotechnology, through the addition of nanoparticles to conventional fuels, improves fuel atomization, combustion efficiency, and emission control. …”
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2340
Customization of an efficient and cost-effective optical biosensor for trace cadmium detection in milk samples
Published 2025-03-01“…Conventional techniques for detecting Cd, such as [e.g., atomic absorption spectrometry (AAS), inductively coupled plasma-mass spectrometry (ICP-MS)], often require expensive equipment, extensive sample preparation or specialized expertise. …”
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