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The utilization of 3D printing technology for the fabrication of intricate transparent ceramics overcomes the limitations associated with conventional molding processes, thereby presenting a highly promising solution. In this study, we employed direct ink writing (DIW) to prepare yttrium oxide transparent ceramics using a ceramic slurry with excellent moldability, solid content of 45 vol%, and shear-thinning behavior. A successfully printed transparent yttrium oxide ring measuring 30 mm in diameter, 10 mm in inner diameter, and 0.9 mm in thickness was obtained from the aforementioned slurry. After de-binding and sintering procedures, the printed ceramic exhibited in-line transmittance of 71% at 850 nm. This work not only produced complex yttria transparent ceramics with intricate shapes, but also achieved in-line transmittance that was comparable to that of the CIP method (79%), which can meet certain optical applications.
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http://dx.doi.org/10.3390/ma17133366 | DOI Listing |
The functionalization of thin, flexible glass with piezoelectric oxides is a pathway toward transparent electromechanical devices. The crystallization of lead zirconate titanate thin films on thick, rigid glass is previously demonstrated using flash lamp annealing to selectively anneal the films, without damaging the substrates. In this work, a 2-step process suitable for Schott AF 32 eco glass and Corning Willow glass is developed, both 100 μm thick, the latter of which is compatible with roll-to-roll processes.
View Article and Find Full Text PDFJ Colloid Interface Sci
August 2025
Faculty of Medicine, Pharmacy and Prevention, Department of Life Sciences and Biotechnology, University of Ferrara, Via L. Borsari 46, 44121 Ferrara, Italy. Electronic address:
Titanium dioxide nanoparticles (TiO NPs) are well suited for cosmetics and polymer films because they efficiently absorb UV light while remaining transparent to visible light. Their widespread use requires strategies for managing potential human and environmental risks. Implementing the Safe and Sustainable by Design (SSbD) methodology to advanced chemicals and materials is a major global challenge and a concept that is included in several EU research projects.
View Article and Find Full Text PDFInt J Mol Sci
August 2025
Institute of Chemistry, Faculty of Materials Science and Engineering, University of Miskolc, 3515 Miskolc, Hungary.
Subarachnoid hemorrhage (SAH) and its major complication, cerebral vasospasm (CVS), present significant challenges for early diagnosis and risk stratification. In this study, we developed interpretable decision tree models to differentiate between healthy controls, SAH patients, and SAH patients with vasospasm using serum N-glycomic data. Building on previously published glycomic profiles, we introduced a refined modeling approach combining systematic preprocessing, feature selection, and interpretable machine learning.
View Article and Find Full Text PDFACS Appl Mater Interfaces
August 2025
School of Materials Science and Engineering, Key Laboratory of Guangdong Province for High Property and Functional Polymer Materials, South China University of Technology, No. 381, Wushan Road, Tianhe District, Guangzhou 510640, China.
The high-quality preservation of precious cultural artifacts requires advanced coatings with stringent demands for transparency, mechanical robustness, and ablation resistance. However, achieving an optimal balance among these performances remains a formidable plight. In this work, we propose a strategy for the synergistic self-catalytic ceramicization of an organosilicon-boron dual-network structure to address these challenges.
View Article and Find Full Text PDFMolecules
August 2025
"Petru Poni" Institute of Macromolecular Chemistry, 41a Grigore Ghica Voda Alley, 700487 Iasi, Romania.
This work aimed to advance the knowledge in the field of eco-friendly dielectrics with applicative relevance for future energy-related technologies. New multicomponent composites were prepared by using a cellulose ether/citric acid mixture as the matrix, which was gradually filled with strontium titanate nanoparticles (5-20 wt%). In this case, citric acid can act as a crosslinking agent for the polymer but also can react differently with the other counterparts from the composite as a function of the solvent used (HO and HO).
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