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arXiv 2210.09679physics.app-phcond-mat.mtrl-sci
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应变敏感的柔性磁电陶瓷纳米复合材料

Strain sensitive flexible magnetoelectric ceramic nanocomposites

Minsoo Kim, Donghoon Kim, Buse Aktas, Hongsoo Choi, Josep Puigmartí-Luis, Bradley J. Nelson, Xiang-Zhong Chen, Salvador Pané

AI总结:

针对磁电氧化物陶瓷脆性限制柔性应用的问题,本文制备可转移至PDMS的BaTiO3/CoFe2O4柔性薄膜纳米结构,实现机械拉伸下可逆可调的磁电耦合。

摘要:

先进柔性电子学和软机器人技术需要开发并应用柔性功能材料。磁电(ME)氧化物材料能够将磁输入转换为电输出,也能将电输入转换为磁输出,因此它们是先进传感、驱动、数据存储和通信领域的优异候选材料。然而,由于其脆性本质,它们的应用一直局限于刚性器件。在此,我们报道了可转移到聚二甲基硅氧烷(PDMS)等可拉伸基底上的柔性ME氧化物复合材料(BaTiO3/CoFe2O4)薄膜纳米结构。与刚性块体对应物相比,这些陶瓷纳米结构表现出柔性行为,并通过机械拉伸展现出可逆可调的ME耦合。我们相信,本研究可为将陶瓷ME复合材料集成到柔性电子学和软机器人器件中开辟新途径。

英文摘要:

Advanced flexible electronics and soft robotics require the development and implementation of flexible functional materials. Magnetoelectric (ME) oxide materials can convert magnetic input into electric output and vice versa, making them excellent candidates for advanced sensing, actuating, data storage, and communication. However, their application has been limited to rigid devices due to their brittle nature. Here, we report flexible ME oxide composite (BaTiO3/CoFe2O4) thin film nanostructures that can be transferred onto a stretchable substrate such as polydimethylsiloxane (PDMS). In contrast to rigid bulk counterparts, these ceramic nanostructures display a flexible behavior and exhibit reversibly tunable ME coupling via mechanical stretching. We believe our study can open up new avenues for integrating ceramic ME composites into flexible electronics and soft robotic devices.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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