1. Strain sensitive flexible magnetoelectric ceramic nanocomposites
- Author
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Kim, Minsoo, Kim, Donghoon, Aktas, Buse, Choi, Hongsoo, Puigmartí-Luis, Josep, Nelson, Bradley J., Chen, Xiang-Zhong, and Pané, Salvador
- Subjects
Physics - Applied Physics ,Condensed Matter - Materials Science - Abstract
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.
- Published
- 2022
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