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461
Innovative multi-class segmentation for brain tumor MRI using noise diffusion probability models and enhancing tumor boundary recognition
Published 2024-11-01“…The proposed algorithm integrates diffusion models, capitalizing on their efficacy in capturing microstructural details, emphasizing the intricacies of human anatomy and tissue variations that challenge segmentation algorithms. …”
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462
Investigation of the Mechanical and Physical Properties of Acidic Pumice Aggregate-Reinforced Lightweight Concrete Under High-Temperature Exposure
Published 2025-07-01“…Additionally, advanced microstructural analyses (e.g., SEM, XRD), fire resistance evaluations at higher temperatures, and the development of hybrid mixes incorporating supplementary cementitious materials (SCMs) should be further explored.…”
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463
Characterisation of fresh extruded rice with added soybean protein isolate
Published 2024-01-01“…We used rheological techniques and thermal analysis to determine the suitability of the extrusion process and the loss of heating mass. The microstructure, textural properties, sensory evaluation and rice taste analyser scores of FER were determined. …”
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464
Case Report: Acute polymorphic psychosis and NMDA-R IgG antibodies in serum: a follow-up case study
Published 2025-08-01“…NMDA-R antibody levels in serum decreased to 1:80 after approximately one month without immunotherapy. [18F]fluorodeoxyglucose positron emission tomography (FDG-PET) still revealed pronounced metabolism of the association cortices (clearly more pronounced in the first episode with an encephalitis-like pattern at that time). Advanced MRI analyses including diffusion microstructure imaging (DMI) showed frontal and thalamic microstructural alterations compatible with edematization (but also far less accentuated than in the first episode). …”
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465
Setting the standard for machine learning in phase field prediction: a benchmark dataset and baseline metrics
Published 2024-11-01“…Abstract Phase field models are an important mesoscale method that serves as a bridge between the atomic scale and the macroscale, used for modeling complex phenomena at the microstructure level. Machine learning can be employed to accelerate these simulations, enabling faster and more efficient analyses. …”
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466
Strength and Durability Assessment of Portland Cement Mortars Formulated from Hydrogen-Rich Water
Published 2017-01-01“…Based on X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), and scanning electron microscope (SEM) analyses, we deduce that the use of HRW in Portland cement mortars produces a more compact, dense, and durable microstructure with fewer voids due to a higher degree of hydration.…”
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467
Effect of complexity design on the physical-mechanical properties of extrusion welded aluminum panel
Published 2025-06-01“…Macrostructural and microstructural analyses indicate that as panel designs become more complex, grain structures become finer, driven by increased deformation and strain during material flow through the mold. …”
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468
Improving Sand–Bentonite Hydromechanical Performance With Shredded Facemask and Colloidal Nanosilica
Published 2025-01-01“…To explore the geochemical compositions and microstructures of both untreated and treated SB samples, microstructural analysis techniques were utilized, including X-ray fluorescence, X-ray diffraction, Fourier-transform infrared spectroscopy (FTIR), and scanning electron microscopy (SEM). …”
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469
Influence of Nickel Percentage on Lattice Structure and Mechanical Strength in Al-Si Alloy
Published 2024-01-01“…This study focused on investigating the impact of Ni addition at different concentrations (0, 0.01, 0.05, and 0.1 wt. %) on the microstructure and mechanical strength of Al-Si alloy. …”
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470
Influence of waste glass powder on printability and mechanical properties of 3D printing geopolymer concrete
Published 2024-12-01“…Mechanical tests on cured specimens demonstrate a notable increase in compressive and flexural strength with increasing WGP content from 0% to 20%. Microstructural and chemical analyses of the 20% WGP variant reveal a denser morphology and an optimized Si/Al ratio.…”
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471
The MatHub‐3d first‐principles repository and the applications on thermoelectrics
Published 2024-03-01Get full text
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472
Enhancing mechanical and electrical properties of the Cu-0.2Be-1.0Ni alloy via dual plastic deformations
Published 2025-07-01“…It is found that, the large plastic deformation is introduced into the alloy and especially a 200 μm deep gradient deformation layer from the interior to surface can be observed with gradually refined grains, increasing dislocation density and decreasing precipitates. These microstructural characteristics confer the alloy a high tensile strength of 894.7 MPa, elongation of 18.3 % and electrical conductivity of 60.1 % IACS. …”
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473
Factors Affecting Mechanical Properties of Impulse Friction Stir Welded AA2024-T351 Under Static and Cyclic Loads
Published 2025-06-01“…These findings underline the complex interplay of microstructural and textural factors in determining weld performance, highlighting IFSW as a promising technique for enhancing the durability of high-strength aluminum welds.…”
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474
Optimizing Bacillus pasteurii spore germination and unveiling impermeability mechanisms in microbial self-healing concrete
Published 2025-08-01“…Thermal stimulation for 3 minutes effectively triggered germination, presenting a practical activation approach. MIP and SEM analyses were employed to characterize concrete microstructure. …”
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475
Investigation of the high thermal ageing resistance of the 2219 aluminium alloy
Published 2025-08-01“…Despite its composition being primarily that of an Al-Cu binary alloy, hardness mappings revealed a limited decrease in mechanical properties. Microstructural characterisation using high-throughput scattering techniques (SAXS & WAXS) showed that this stability is due to a remarkable resistance of the θ’ precipitates to coarsening and limited θ’ to θ transformation, as validated by a precipitate hardening model. …”
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476
Investigation of Mechanical Strength and Fatigue Crack Growth Behaviour of Hot-Rolled SUP9 Steel for Leaf Spring Suspension Application
Published 2025-03-01“…Furthermore, in order to evaluate fatigue crack growth (FCG) behaviour, compact tensile (CT) specimens with different crack plane orientations in both the LT and transverse-longitudinal (TL) directions were employed. Microstructural and fractographic analyses were conducted using optical microscope (OM) and scanning electron microscopy (SEM). …”
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477
Mechanical and Thermal Properties of Calcined Clay Mixed with Agrowaste Char for Sustainable Building Applications
Published 2024-01-01“…The calcined clays were characterized for their structural, microstructural, mechanical, and thermal properties after they were mixed with 5 wt%, 10 wt%, 15 wt%, and 20 wt% of agrowaste char of varying sources (i.e., coconut, palm kernel, and acacia). …”
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478
Characterisation and numerical analysis of 304L austenitic stainless steel wires under tensile and cold rolling deformation
Published 2025-12-01“…In parallel rolling experiments on a laboratory rolling mill were conducted with thickness reduction ratios of 20%, 40%, and 60%. Microstructural analyses using Electron BackScatter Diffraction (EBSD) revealed an inhomogeneous distribution of martensite, with a particularly larger value of the volume fraction of martensite in the centre of the rolled samples in comparison to their surfaces. …”
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479
Pitting corrosion characteristics of gas tungsten arc welded austenitic steel
Published 2025-06-01“…Potentiodynamic polarization tests using a potentiostat were conducted to evaluate the pitting corrosion resistance of the welded samples. Microstructural analyses, aided by scanning electron microscopy, were performed to assess the surface morphologies of the steel samples. …”
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480
Experimental investigation on WAAM-based functional hard-facing bimetallic part
Published 2024-01-01“…After the initial visual inspection and digital X-ray tests, the hardness distribution and macro- and microstructural examinations were carried out. In the subsequent analyses, tensile and Charpy V-notch tests were carried out on the samples taken from the manufactured bimetallic part. …”
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