By G Srinivasan, S Priya, N Sun
Composite Magnetoelectrics: fabrics, constructions, and Applications offers the reader a precis of the idea at the back of magnetoelectric phenomena, later introducing magnetoelectric fabrics and buildings and the innovations used to manufacture and represent them. half of the publication appears to be like at magnetoelectric units. purposes comprise magnetic and present sensors, transducers for strength harvesting, microwave and millimeter wave units, miniature antennas and clinical imaging. the ultimate bankruptcy discusses growth in the direction of magnetoelectric memory.
- Summarises essentially the idea at the back of magnetoelectric phenomena
- Strong assurance of fabrication and characterisation techniques
- Reviews a wide diversity of present and strength magnetoelectric devices
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Additional info for Composite Magnetoelectrics: Materials, Structures, and Applications
22(b) for a bias ﬁeld H0 corresponding to magnetic resonance in YIG. 22(b) and (c), due to coincidence of resonance character for the mechanical displacement and magnetization. When the frequencies of magnon and phonon modes are matched, there is efﬁcient transfer of energy between the electric and magnetic subsystems. 86 kOe, the fundamental acoustic mode coincides with the uniform precession magnon mode that results in a 60-fold increase in a. 22(c). Next we consider measurements of ME susceptibility for the case of a PZTeYIG bilayer.
A ferroelectric tester capable of measuring P versus E is used. , 2014). , 2014). Several composites are reported to show a change in the remnant polarization Pr and the coercive ﬁeld Ec under H. The strength of ME coupling is then deﬁned by the ratio DPr =Pr ðH ¼ 0Þ ¼ ½Pr ðHÞ À PðH ¼ 0Þ=Pr ðH ¼ 0Þ, where DPr is the change in Pr. A related measurement procedure of importance is positive-up negative-down (PUND) measurements under H. In PUND measurements, a series of ﬁve voltage pulses are used for switchable polarization measurements in a composite as described in Evans.
2009). Flexural deformation and bending mode of magnetoelectric nanobilayer. Journal of the Applied Physics, 106, 113901. Petrov, V. , & Srinivasan, G. (2008). Enhancement of magnetoelectric coupling in functionally graded ferroelectric and ferromagnetic bilayers. Physical Review B, 78, 184421. Petrov, V. , Bichurin, M. , & Galkina, T. A. (2009). Theory of magnetoelectric effect for bending modes in magnetostrictive-piezoelectric bilayers. Journal of the Applied Physics, 105, 063911. , Ryabkov, O.
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