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2881
Influence of Commercial Saturated Monoglyceride, Mono-/Diglycerides Mixtures, Vegetable Oil, Stirring Speed, and Temperature on the Physical Properties of Organogels
Published 2014-01-01“…The physical characterization also included polarized light microscopy and calorimetric analysis. Once these data were obtained, X-Ray diffraction was applied to selected samples and a microstructure lattice was confirmed. …”
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2882
Sustainable geopolymer footpath block using kaolin mining waste as fine aggregate with bagasse fly ash and coal fly ash as precursor
Published 2025-05-01“…A KMW/P ratio of 1.0 proved most effective in increasing flexural strength and minimizing water absorption. Microstructural analysis revealed that combining BFA substitution and the optimal KMW/P ratio created a dense geopolymer matrix with low porosity, enhancing the material's strength and durability. …”
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2883
The diffusion characteristics of Fe-Ti during shear-extrusion solid-state bonding and the influence of the level of deformation
Published 2025-09-01“…This study investigates the applicability of shear-extrusion bonding (SEB) for joining pure iron (DT4a) and pure titanium (TA2) dissimilar metals at 950 °C across varying deformation levels from 112.9 % to 144.4 %. Microstructural analysis confirmed effective metallurgical bonding achieved above 112 % deformation, forming a strip-like interface structure composed of FeTi and Fe2Ti intermetallic compounds. …”
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2884
Machine learning-driven design of rare metal doped niobium alloys with enhanced strength and ductility
Published 2025-05-01“…The optimized Nb521–0.116Sc alloy demonstrated a tensile strength of 772 MPa and an elongation of 10.3 %, with a maximum K value (representing comprehensive performance index) of 13.80, representing a 34.82 % improvement in the comprehensive performance index. Microstructural analysis revealed that the enhancements were primarily due to solid solution strengthening with high solubility. …”
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2885
Probing the Influence of Specular Reflection and Overexposure on Backscattering Mueller Matrix Polarimetry for Tissue Imaging and Sensing
Published 2025-05-01“…Mueller matrix polarimetry has great potential for tissue detection and clinical diagnosis due to its ability to provide rich microstructural information accurately. However, in practical in vivo tissue imaging based on backscattering Mueller matrix polarimetry, specular reflection is often inevitable, leading to overexposed regions and the following inaccurate polarization information acquisition of tissues. …”
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2886
Exploring thoracic aorta ECM alterations in Marfan syndrome: insights into aorta wall structure
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2887
Elucidating the metabolic mechanisms and active constituents of ZuoGui Wan in combatting postmenopausal osteoporosis: A metabolomics and network pharmacology approach
Published 2025-02-01“…Result: ZGW reversed OVX-induced bone loss by enhancing bone density and improving bone microstructural integrity. Initially, 14 prototype components were identified in the serum of OVX rats following ZGW intervention. …”
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2888
The Effect of Aluminum Deformation Conditions on Microhardness and Indentation Size Effect Characteristics
Published 2025-03-01“…The degree and speed of deformation are factors that influence microstructure and mechanical properties. Aluminum (99.5%) was used as the test material in this experiment. …”
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2889
Enhancing Mechanical and Tribological Enhancing Mechanical and Tribological Properties of 3D-Printed Dental Photopolymer Resin Using Hydroxyapatite Nanoparticles
Published 2025-03-01“…The composites were evaluated for tensile strength, impact strength, and hardness, wear rate (K), and coefficient of friction (µ). Morphological analysis using scanning electron microscopy (SEM) provided insights into HA distribution and the resulting microstructural changes. …”
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2890
Synthesis of ZnO-Ag Nanostructures with <i>Origanum vulgare</i>, Combined with the Solid-State Method
Published 2025-03-01“…In this work, an analysis was made of the microstructural effects derived from the incorporation of silver (Ag) at different concentrations (0.5, 1, 2, 3, and 8% wt) to obtain ZnO-Ag nanocomposites. …”
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2891
Lightweight aluminum joint design: Enhancement of mechanical properties through novel inter-layer and powder additives in friction stir welding
Published 2025-05-01“…These enhancements were corroborated by mechanical testing and morphological characterization, including scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy (EDS), and microstructural mapping. The findings highlight the effectiveness of tailored inter-layer and powder combinations in enhancing weld quality, providing insights into the underlying mechanisms responsible for these improvements. …”
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2892
Enhancing direct carbonation performance of basic oxygen furnace slag through potassium chloride activation
Published 2025-06-01“…In the experiments, the parameters of CO2 uptake and carbonation conversion were used to evaluate the influence of ball milling with KCl using a fixed-bed reactor, X-ray diffraction, scanning electron microscopy, and thermogravimetric analysis. In the theoretical calculations, a first-principle computational approach based on density functional theory was used to gain deeper insights into the effect of K on CO2 adsorption at the microstructural level. …”
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2893
Investigation on Low Stress Scratching Abrasion Resistance Influencing Residual Stress in Nickel Chromium Alloyed Iron
Published 2025-06-01“…Supporting analyses, including hardness testing, phase analysis, carbide morphology, and microstructural evaluations, were performed to correlate abrasion with RS data. …”
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2894
Tribocorrosion behavior of nickel-free duplex and 316L stainless steels fabricated by laser powder bed fusion in artificial seawater
Published 2025-09-01“…In this work, nickel-free duplex stainless steel (NiFDSS) and 316L stainless steel were produced by laser powder bed fusion (PBF-LB/M) under optimized parameters, reaching 98.83 % and 99.80 % relative densities, respectively. Microstructural analysis showed transformation from fully ferritic in the as-built condition to duplex after heat treatment (950 °C/1 h, followed by water quenching) for NiFDSS. …”
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2895
Wear Characterization and Coefficient of Friction Prediction Using a Convolutional Neural Network Model for Chromium-Coated SnSb11Cu6 Alloy
Published 2025-04-01“…The present study explores the electrodeposition of chromium coatings on SnSb11Cu6 alloys to improve their microstructural, mechanical, and tribological properties. …”
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2896
Development of boron carbide concrete for enhanced radiation shielding in nuclear reactors
Published 2025-07-01“…Compressive strength exhibited a minor reduction at higher B4C levels, maintaining the target strength of 30 MPa at 15 % B4C, while split tensile and flexural strength showed negligible changes. Microstructural analysis indicated a minor increase in porosity with increasing B4C content. …”
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2897
Cyclic phase transformation-driven β-grain growth in TA1 pure titanium: Synergistic regulation via thermal grooves and sub-boundary energy
Published 2025-09-01“…This study provides valuable insights for optimizing the microstructural design of titanium alloys.…”
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2898
Sustainable one-part engineered geopolymer composite with thermal insulation in coastal region: Utilizing red mud dual-function as precursor and activator
Published 2025-12-01“…The tensile behavior evolution mechanism was revealed by synergistic matrix fracture toughness and fiber bridging capacity. Microstructural analysis revealed that increased RM incorporation and reduced alkali suppressed geopolymerization gel formation, compromising matrix densification while rarely affecting fiber-matrix interfacial bonding. …”
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2899
Study on the mechanism of direct wet mineralization of fly ash for CO2 storage and optimization of key influencing factors
Published 2025-07-01“…Conversely, NaCl reduced mineralization efficiency by enhancing CaCO3 solubility, while NaOH, due to its strong alkalinity, decreased calcite grain size, thereby inhibiting precipitation; XRD and SEM characterization confirmed the disappearance of portlandite (Ca(OH)2) and quicklime (CaO) diffraction peaks in mineralized fly ash, with a significant enhancement of calcite (CaCO3) peaks. The microstructural analysis revealed the transformation of the originally porous surface into a dense layer of spherical CaCO3 particles, verifying the feasibility of the CO2 mineralization pathway; in fire extinguishing experiments, the fly ash-based material effectively reduced coal pile temperatures below 120 ℃ within 600 seconds through oxygen barrier coverage, heat absorption via moisture evaporation, and penetration cooling mechanisms. …”
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2900
Dynamic tensile mechanical properties and damage fracture mechanisms of saturated frozen sandstone
Published 2025-06-01“…Furthermore, the micro-damage evolution is closely linked to freezing temperature, being affected by internal moisture conditions, the material’s brittle–ductile transition behavior, and its microstructural characteristics.…”
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