Results 71 to 80 of about 55,297 (275)

3D Printing of Highly Dense and Translucent Zirconia Parts for Dental Applications: Effect of Filament Overlapping

Advanced Materials Technologies, EarlyView.
This study formulated a 5Y‐PSZ zirconia paste for extrusion‐based additive manufacturing via direct ink writing, producing dense ceramic structures for dental applications. A colloidal approach with 47 vol% nanometric powder and tailored additives optimized rheology and printability.
Juliana de Freitas Gouveia Silva, Manuel Fellipe Rodrigues Pais Alves, Ana Carolina da Silva, Tiago Moreira Bastos Campos, Renata Marques De Melo, Susana Maria Henriques Olhero   +5 more
wiley   +1 more source

Fabrication, Properties, and Applications of Scaffolds for Bone Tissue Regeneration

Advanced Materials Technologies, EarlyView.
This review explores cutting‐edge biomaterials and fabrication techniques for scaffolds in bone tissue regeneration. It conducts a critical comparison of various strategies, meticulously analyzes the key contradictions in the field, and outlines an integrated development path spanning from biomaterial selection to clinical application, while ...
Shangsi Chen, Min Wang
wiley   +1 more source

Characterization of ageing resistant transparent nanocrystalline yttria-stabilized zirconia implants. [PDF]

, 2020
The "Window to the Brain" is a transparent cranial implant under development, based on nanocrystalline yttria-stabilized zirconia (nc-YSZ) transparent ceramic material.
Aguilar, Guillermo, Cano-Velázquez, Mildred S, Davoodzadeh, Nami, Garay, Javier E, Halaney, David L, Sabzeghabae, Ariana, Uahengo, Gottlieb   +6 more
core   +1 more source

Polyrotaxane‐Assembled Semi‐Interpenetrating Polymer Electrolytes Enabling High‐Voltage Lithium Metal Batteries

Advanced Science, EarlyView.
This work develops a polyrotaxane‐based supramolecular semi‐interpenetrating network electrolyte. Its unique architecture decouples ion transport, achieving high ionic conductivity (0.18 mS cm−1), a superior Li+ transference number (> 0.73), and an extended electrochemical window (> 4.9 V), thereby significantly enhancing the performance of high ...
Tianyi Wang, Yue Ma, Jiacheng Liu, Zhaofan He, Jin Liang, Kailiang Ren, Jie Kong   +6 more
wiley   +1 more source

Synthesis and Application of 3D‐Printed Materials in Electrocatalysis

Advanced Science, EarlyView.
This review offers a comprehensive and integrative perspective on the advantages and drawbacks of various 3D printing technologies, as well as their application in electrocatalysis from the perspective of mass transmission, electron transfer, surface modification, surface area and so on.
Jinhua Zhou, Xiangxiong Chen, Xiaorui Gao, Ran Cai, Boyu Peng, Yuanyuan Xu, Teng Chen   +6 more
wiley   +1 more source

Alloying Cu, Fe, and Co in Ni/YSZ Electrodes for High‐Temperature CO2 Electrolysis: Impact on TPB Density, Activity, and Carbon Deposition Resistance

Carbon Energy, EarlyView.
Systematic alloying of Ni with Cu, Fe, and Co in Ni/YSZ electrodes modifies active site density up to 43%, decreases activation energies by up to 44%, and reduces carbon deposition fourfold. Cu–Ni alloy is among the most promising alloy catalysts for electrochemical CO2 reduction in SOECs.
Min Jun Oh, Sooin Lee, Jeeho Hong, Kyung Joong Yoon, Ho‐Il Ji, Ji‐Won Son, Jong‐Ho Lee, Kyeounghak Kim, Jongsup Hong, Sungeun Yang   +9 more
wiley   +1 more source

Understanding the Oxide Dispersion Behavior of Yttria in Metal Matrix of MA956 Alloy through High-Energy Milling and Hot Press Sintering

Archives of Metallurgy and Materials, 2017
MA956 (Fe-Cr-Al) alloy powder was high-energy ball milled with various amount of yttria contents (1,2,3, and 4 wt.%) to fabricate an oxide dispersion strengthened alloy. The milled powders were then consolidated using hot press sintering at 1150°C.
Swain B., Han D., Kim G.-H., Kong M.-S., Ahn B.   +4 more
doaj   +1 more source

Design of High‐Performance MnCo1.5Cu0.5O4 Spinel Contact Material with Optimized Electrical Conductivity and Thermal Stability for Solid Oxide Electrolysis Cells by Cu Doping

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Cu‐doped spinel MnCo1.5Cu0.5O4 exhibits excellent conductivity and stability as SOC contact material. After 1000‐h aging at 850 °C, the contact layer maintains a 10 mΩ cm2 ASR value, and a single‐cell stack achieves a H2O/CO2 co‐electrolysis power density of 0.52 W cm−2.
Haozhen Li, Shuai Yuan, Xingtong Mao, Hao Shi, Hengyong Tu, Chao Ma, Lei Zhu, Zhen Huang   +7 more
wiley   +1 more source

Deformación plástica de compuestos mullita/óxido de itrio

Boletín de la Sociedad Española de Cerámica y Vidrio, 2001
Mullite (3Al2O3.2SiO2) based composites have excellent mechanical and thermal properties. The same characteristics that give mullite good resistance to plastic deformation also make its sintering difficult.
Ramírez de Arellano López, A., Meléndez Martínez, J. J., Routbort, J. L., Cruse, T. A., Korilata, R. E., Goretta, K. C.   +5 more
doaj  

Tribological Investigation of the Surface Protective Layer-Forming Effect of a Nano-Sized Yttria–Silica Mixture as a Lubricating Oil Additive

Lubricants
Nanoparticles exhibit diverse effects when added as additives to oily medium, enhancing tribological properties and surface characteristics. Studies have shown that many oxide ceramic nanoparticles improve friction and wear, while mixtures also ...
Ádám István Szabó, Attila Csík, Tamás Fodor, Kálmán Vad, Márk Marsicki, Álmos Dávid Tóth   +5 more
doaj   +1 more source