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The effective magneto-electro-elastic moduli of matrix-based three-phase multi-ferroic composites |
Received:August 06, 2008 |
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DOI:10.7511/jslx20103014 |
KeyWord:multi-ferroic composite magneto-electric effect Mori-Tanaka model |
Author | Institution |
金国 |
湘潭大学 材料与光电物理学院 低维材料及其应用技术教育部重点实验室,湘潭 |
谢淑红 |
湘潭大学 材料与光电物理学院 低维材料及其应用技术教育部重点实验室,湘潭 |
李江宇 |
湘潭大学 材料与光电物理学院 低维材料及其应用技术教育部重点实验室,湘潭 |
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Abstract: |
A mean field Mori-Tanaka model was developed to calculate the effective magneto-electro-elastic moduli of matrix-based three-phase multi-ferroic composites, and the variations of magnetoelectric coefficients of the composites with respect to the micro-structural features have been investigated. The results show a strong influence of volume fraction and shape aspect ratios of constituent phases on the effective magneto-electric coefficients. These numerical results provide guidelines for the experimental design of the multi-ferroic composite. |