研究目的
Investigating the synthesis and properties of BIFEVOX composites to improve the quality of solid electrolytes for low-temperature solid oxide fuel cells.
研究成果
The study successfully prepared composites based on BIFEVOX and nanosized aluminum, bismuth, and zirconium oxides. Although no improvement in functional characteristics was observed, the results provide a basis for further research to find optimal solutions for enhancing the performance of solid electrolytes.
研究不足
The study did not achieve an improvement in the functional characteristics of heterogeneous composites compared to individual phases under the chosen conditions.
1:Experimental Design and Method Selection:
The study employed routine ceramic technology for preparing Bi4V2 ? xFexO11 ? δ solid solution samples and laser target vaporization for nanopowders.
2:Sample Selection and Data Sources:
Samples were prepared by blending powders at specific component ratios and compacted into tablets.
3:List of Experimental Equipment and Materials:
A DRON-3 diffractometer, JEOL JSM 6390LA scanning electron microscope, Elins Z-3000 impedance meter, and LS-1 ytterbium fiber laser were used.
4:Experimental Procedures and Operational Workflow:
Powders were blended, compacted, and annealed at 1073 K. The phase composition, microstructure, and electrical conductivity were analyzed.
5:Data Analysis Methods:
X-ray powder diffraction, electron microscopy with energy-dispersive microanalysis, and impedance spectroscopy were used for analysis.
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