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9821
Theoretical study on the alkyl chain length impact of azobenzene-based photoresponsive ionic liquids
Published 2025-03-01“…We investigated the geometric properties of cations, H-bonds interactions of ionic pairs, microstructures of clusters, and the interactions between ILs and water molecules. …”
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9822
Basic research on the effect of nitrogen content on nitride formation and grain size in titanium microalloyed low carbon steel
Published 2025-05-01“…These findings provide guidance for controlling nitrogen levels to enhance steel properties through microstructural refinement.…”
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9823
Association between plasma exosome neurogranin and brain structure in patients with Alzheimer’s disease: a protocol study
Published 2020-08-01“…The primary outcome measures will be (1) neuropsychological evaluation, including Mini-Mental State Examination, Montreal Cognitive Assessment, Clinical Dementia Rating scale, Shape Trail Test-A&B, Auditory Verbal Learning Test-HuaShan version; (2) microstructural alterations and hippocampal features from MRI scans; and (3) neurogranin levels in the neuronal-derived exosomes from peripheral blood samples.Ethics and dissemination The ethics committee of the Hongqi Hospital affiliated with the Mudanjiang Medical University of China has approved this study protocol. …”
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9824
Development of high-performance and cost-effective electrode assembly for redox flow batteries
Published 2025-09-01“…Electrode assembly samples were characterized by dry electric resistance measurements at compression ratios (CR) of 5–45 %, complex microstructural analysis via X-ray micro-computed tomography and scanning electron microscopy, and electrochemical characterization in a lab-scale vanadium RFB using voltammetry techniques, electrochemical impedance spectroscopy, and galvanostatic charge-discharge cycling both in a single-cell and two-cell stacks. …”
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9825
Exploring the causal involvement of the rIPL and white matter interindividual variability in spatial orienting and consciousness
Published 2025-04-01“…We also explored how interindividual differences in the microstructural properties of white matter were related to the effects of transcranial magnetic stimulation (TMS) and, secondarily, to attentional orienting effects in the control stimulation condition. …”
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9826
Mechanical properties of hybrid fibers and nano-silica reinforced concrete during exposure to elevated temperatures
Published 2024-12-01“…Empirical equations were established to predict the compressive, splitting tensile, and flexural strengths of HFNRC during elevated temperatures. Microstructural analyses using scanning electron microscopy (SEM) and X-ray diffraction (XRD) demonstrated that NS enhances the compactness of HFNRC’s matrix and promotes the formation of calcium silicate hydrate (C-S-H) gel, contributing to improved performance under fire exposure. …”
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9827
Activation of regenerative processes in the liver when using cell-bone marrow total RNA
Published 2020-10-01“…Also monitored were microstructural changes in hepatocytes 48 hours after ELR by examining mitotic activity, caspase-9 expression and morphometric parameters. …”
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9828
Recycling cupola slag for manufacturing magnesium metal matrix composites with alumina for electric vehicle battery pack system housings
Published 2025-01-01“…Their mechanical properties and corrosion resistance in a 3.5 wt% NaCl solution were systematically evaluated. Microstructural analysis revealed a significant grain size reduction in the reinforced systems, with the 85M-12.5C-2.5 A system achieving an average grain size of 9.4 µm compared to 22.5 µm in the unreinforced 100 M system. …”
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9829
Diffusion tensor imaging at 3T for diagnosing root avulsion in adults with acute traumatic brachial plexus injuries
Published 2025-01-01“…Conclusions: Diffusion tensor imaging appears to be sensitive to early microstructural changes in the distal stumps of avulsed roots in adults with tBPI. …”
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9830
Acute dentate nucleus deep brain stimulation modulates corticomotor excitability in chronic stroke survivors
Published 2025-05-01“…Increases in corticomotor excitability observed with acute DBS were associated with higher microstructural integrity of ipsilesional corticospinal tract (r > 0.70, p < 0.017) and dentato-thalamo-cortical pathways (ρ > 0.69, p < 0.022). …”
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9831
Enhancing mechanical strength and reducing drying shrinkage in high-volume fly ash mortar: Synergistic effects of steel fibers and nano-SiO2
Published 2025-05-01“…At 90 days of age, the drying shrinkage of the modified mortar containing 1.0 % steel fibers and 2.5 % nano-SiO2 was reduced by 44.4 % compared to the unmodified mortar. Microstructural characterization through scanning electron microscopy (SEM) and X-ray diffraction (XRD) demonstrated that nano-SiO2 incorporation enhanced the hydration of both fly ash and cement, leading to a significant reduction in unhydrated fly ash particles. …”
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9832
Optimal formulation design of silicate-modified polymer based grouting material for reinforcing silty fine sand stratum
Published 2025-08-01“…A series of experimental tests were conducted to evaluate the material properties of the optimal formulation, and its mechanical performance and microstructural characteristics were compared with those of traditional polymer grouting materials to verify the proposed formation mechanism of the modified polymer. …”
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9833
Effect of continuous fiber reinforcement on mechanical and tribological characteristics of cellulose and human hair fiber polymer composites
Published 2025-03-01“…Then, using ASTM-recommended testing procedures, the produced composite samples were examined for tensile, impact, hardness, density, microstructural analysis, and frictional qualities. The benchmarking analysis of the obtained results led to the conclusion that 25 % PALF bi-directional fiber mat reinforced polymer composites exhibited superior mechanical capabilities compared to the other two fibers under consideration, namely Areca and human hair. …”
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9834
Enhanced structural, magnetic, and dielectric properties in Cr3+-substituted Mg0.5R0.5Fe1.5Cr0.5O4 (R = Cu, Zn) ferrites
Published 2024-12-01“…This study examines the structural, microstructural, magnetic, and dielectric properties of Cr3+-substituted ferrites, specifically Mg0.5Cu0.5Fe1.5Cr0.5O4 and Mg0.5Zn0.5Fe1.5Cr0.5O4, synthesized using the solid-state reaction method. …”
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9835
Performance of sustainable cement mortar and concrete containing recycled asphalt pavement (RAP) under tropical temperature
Published 2025-12-01“…The fractured specimen obtained from a compression test was employed to ascertain any changes in the microstructural components subsequent to exposure to high ambient temperatures through X-ray diffraction (XRD) analysis. …”
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9836
Utilizing multiple diffusion metrics in evaluation of corticospinal tract injury in patients with glioblastoma
Published 2025-07-01“…While DKI-derived MK and NODDI-derived ICVF achieved identical high AUC values, MK exhibited a more balanced sensitivity-specificity profile for assessing microstructural alterations in CST injury, this advantage of DKI may better address clinical demands, potentially aiding in surgical planning and preserving motor function in patients with GBM.…”
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9837
Corrosion Resistance and Wear Properties of CoCrFeNiMn/TiC High-Entropy Alloy-Based Composite Coatings Prepared by Laser Cladding
Published 2025-05-01“…This study shows that the addition of 20 wt% TiC optimizes the microstructural homogeneity and synergistically enhances the mechanical strengthening and electrochemical stability of the coating, providing a new strategy for the making of HEA-based layers in harsh wear-corrosion coupling environments.…”
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9838
Partial normalization of hippocampal oscillatory activity during sleep in TgF344-AD rats coincides with increased cholinergic synapses at early-plaque stage of Alzheimer’s disease...
Published 2025-05-01“…However, knowledge on the extent of macro- and microstructural changes of sleep during early, presymptomatic stages of AD is limited. …”
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9839
Study on catalytic oxidation of low concentration 14CH4 by non-thermal plasma
Published 2025-02-01“…The CH4 treatment performance of the non-thermal plasma before and after the introduction of the catalyst under different discharge voltages, gas flow rates and temperatures were analyzed by the constructed experimental system. The microstructural changes of the catalyst were analyzed by N2 adsorption-desorption isotherm, X-ray diffraction (XRD) and X-ray photoelectron spectroscopy (XPS).ResultsThe introduction of Pd/Al2O3 catalyst can significantly improve CH4 treatment performance in non-thermal plasma, and the CH4 treatment efficiency and CO2 selectivity can reach 100% and 83.7% by increasing the discharge voltage, lowering the reaction temperature and reasonably adjusting the gas flow.ConclusionThe non-thermal plasma and the Pd/Al₂O₃ catalyst exhibit a synergistic effect. …”
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9840
Multiscale Characterization of Thermo-Hydro-Chemical Interactions Between Proppants and Fluids in Low-Temperature EGS Conditions
Published 2025-07-01“…This study systematically investigates the response of commercial proppants to coupled thermo-hydro-chemical (THC) effects, focusing on chemical stability and microstructural evolution. Four proppant types were evaluated: an ultra-low-density ceramic (ULD), a resin-coated sand (RCS), and two quartz-based silica sands. …”
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