Results 201 to 210 of about 10,058,514 (303)

Microstructural Evolution and In Situ Formation of TiB and TiC in Ti─5Al─2.5Sn Alloy Processed by Powder Metallurgy

open access: yesAdvanced Engineering Materials, EarlyView.
Accelerated in situ formation of TiB and TiC in Ti–5Al–2.5Sn–B4C is driven by transient liquid phase formation, which enhances particle reactions and microstructural evolution. This process increases hardness and establishes a coupled relationship between sintering temperature and reinforcement content, strongly influencing porosity in the resulting ...
Fernando. Y. Kojima, Juliano. Soyama
wiley   +1 more source

Correction: Almeida et al. Diterpenes: Nature's Hidden Gems of Immunomodulation. <i>Int. J. Mol. Sci.</i> 2025, <i>26</i>, 2250. [PDF]

open access: yesInt J Mol Sci
Almeida JE   +6 more
europepmc   +1 more source

Digital Light Processing of Thermoplastic Poly(methyl methacrylate) Photoresin Combined With Solvent Vapor Smoothing

open access: yesAdvanced Engineering Materials, EarlyView.
A thermoplastic PMMA‐based photoresin enables high‐resolution DLP printing followed by solvent‐vapor smoothing. The treatment reduces staircase‐induced surface roughness from 2.33 µm to 129 nm and increases visible‐light transmittance from approximately 30% to 80%, providing a route toward transparent PMMA components for rapid prototyping and non ...
Rozhin Heydarpour   +5 more
wiley   +1 more source

Influence of Particle Shape and Size in Copper‐Based Low‐Temperature Metallization Paste for Solar Cells

open access: yesAdvanced Engineering Materials, EarlyView.
Particle morphology controls the balance between printability and electrical connectivity in low‐temperature AgCu/Ag metallization pastes. Flake‐shaped AgCu particles form extended low‐resistance contacts, whereas spherical particles favor processability at high metal loading. Fine Ag particles further tune void filling and conductive‐network formation
O. Mhirsi   +3 more
wiley   +1 more source

Predictors of physical performance decline in patients receiving maintenance hemodialysis: a prospective observational study. [PDF]

open access: yesBMC Nephrol
Madeira EAA   +18 more
europepmc   +1 more source

Posição juridica dos Estados federados perante o Estado Federal

open access: yesRevista da Faculdade de Direito de São Paulo, 1907
openaire   +2 more sources

Gyroid Structured Globugraphite Carbon Foam With Hierarchical and Tailored Pore Size

open access: yesAdvanced Engineering Materials, EarlyView.
Secondary sacrificial templates were designed and printed to create a defined network within a porous carbon. Lattices thermally degrades during the sintering process. Lattices are imprinted into the ceramic template and transferred to the morphology of Globugraphite.
Christiane Roller   +6 more
wiley   +1 more source

Microplastic contamination in surface water and sediments of Lake Canaçari, Central Amazon, during the dry season. [PDF]

open access: yesEnviron Monit Assess
Guimarães GDA   +7 more
europepmc   +1 more source

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