Results 101 to 110 of about 2,941 (231)
Field-assisted sintering: flash sintering
Flash sintering is a novel technique used for ceramics densification by means of heating and applying an electric field. Its advantages over conventional sintering have been discussed in the present work, amongst which, the following advantages are displayed: energy savings, shorter sintering times and preparation of ceramic materials with complex ...
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On the Hotspot Problem in Flash Sintering
A perturbation analysis has been conducted to evaluate the generation of hotspots inside an electrical loaded ceramic sample, which is assumed to have an Arrhenius-type conductivity. The results identified a critical size, above which a small temperature perturbations will be magnified and hotspots will be generated.
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Abstract Purpose This study aimed to evaluate the inherent and after cyclic loading fracture strength of implant‐supported cantilevered fixed prostheses fabricated from recently introduced additively manufactured (AM) and subtractively manufactured (SM) materials, considering variations in prosthesis height.
Mustafa Borga Dönmez +6 more
wiley +1 more source
Flash sintering of complex oxides
BiFeO3 is one of the most promising multiferroic (materials combining two or more ferroic properties in the same phase) materials. Preparation of high quality BiFeO3 ceramics is quite challenging.
Perez-Maqueda, Luis
core
Understanding phase transformations during flash sintering [PDF]
Improving the efficiency of synthesis methods in addition to establishing methods to produce novel materials or materials that are difficult to synthesize are driving factors in research for materials science.
Murray, Shannon E.
core
Flash sintering of silicon carbide with boron and carbon sintering aids
The aims of this doctoral thesis were to assess the feasibility of using flash sintering to manufacture silicon carbide and to understand how the technique affects its density, microstructure and mechanical properties. An experimental apparatus was developed that allowed silicon carbide bar shaped specimens with boron and carbon sintering aids to be ...
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We propose a universal “x → 0 → 1” regeneration route: mechanochemical delithiation converts spent LixFePO4 of any degradation level to FePO4, erasing batch variance; 35‐s flash relithiation yields uniform LiFePO4 with near‐identical capacity, suppressing grain growth and cutting energy andtime by >90% versus furnace sintering, overcoming unpredictable
Yaduo Song +13 more
wiley +1 more source
Power‐controlled flash spark plasma sintering of gadolinia‐doped ceria
Electric field-assisted sintering (FAST) is a rapidly growing scientific and engineering domain. In the present paper, we describe the process of flash sintering (FS) in a configuration of classical spark plasma sintering (SPS) (graphite punch and boron ...
SVORA Petr +7 more
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This review discusses the groundbreaking advancements in electric current-assisted sintering techniques, specifically Flash Sintering (FS) and Ultrafast High-Temperature Sintering (UHS), for their application in Solid Oxide Fuel Cells (SOFCs).
Jiajia Wu, Xiaohu Wu, Yan Gao, Zilin Yan
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Improving NASICON Sinterability through Crystallization under High Frequency Electrical Fields
The effect of high frequency (HF) electric fields on the crystallization and sintering rates of a lithium aluminum germanium phosphate (LAGP) ion conducting ceramic was investigated.
Ilya eLisenker, Conrad R. Stoldt
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