Magneto-Thermoelastic Behavior in Advanced Materials
Summary
Magneto-thermoelasticity describes the intimate coupling between magnetic fields, temperature variations and mechanical deformation in advanced solids. In such materials, an applied magnetic field induces stress and strain by interacting with magnetic dipoles or electric currents, while temperature changes alter elastic moduli, thermal expansion and magnetic permeability. Conversely, mechanical loading perturbs temperature and magnetic distributions through magnetostriction and thermoelastic damping. This tripartite interaction underpins the response of functional ceramics, polymer composites and metal alloys in sensors, actuators, energy harvesters and aerospace components. Recent advances have targeted nanostructured ferromagnets, fibre-reinforced composites and multilayered devices, where microstructural design dictates anisotropic magneto-thermoelastic coefficients. Numerical models now incorporate time-dependent heat conduction, magnetic diffusion and viscoelastic relaxation to predict dynamic wave propagation, stability under thermal shock and performance under rotating‐field environments. The global significance of this field spans magnetic refrigeration, vibration control in rotating machinery, biomedical implants with self-sensing capability and next-generation wireless power transfer. By unravelling the feedback loops among thermal, magnetic and elastic fields, engineers can tailor materials with tunable damping, rapid thermal cycling and enhanced reliability under extreme conditions.
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Magneto-Thermoelastic Behavior in Advanced Materials publication trend
The graph below shows the total number of articles in magneto-thermoelastic behavior in advanced materials across all publications each year (not limited to Nature Index journals).
Technical terms
Magneto-thermoelasticity: Coupling among magnetic, thermal and elastic fields in a deformable solid.
Dual-phase-lag (DPL): Heat conduction theory introducing distinct time lags for heat flux and temperature gradient.
Viscoelasticity: Material behaviour combining time-dependent viscous flow with elastic deformation.
Two-temperature model: Framework distinguishing separate temperatures for lattice and free-electron subsystems.
Fractional order derivative: Generalised differentiation of non-integer order capturing memory and non-local temporal effects.
References
- Magneto-Thermoelastic Response in an Unbounded Medium Containing a Spherical Hole via Multi-Time-Derivative Thermoelasticity Theories. Materials (2022).
- Eigenvalue Approach on a Fiber-Reinforced Magneto-Visco-Thermoelastic Rotating Medium with Initial Stress. Journal of Vibration Engineering & Technologies (2023).
- A two-temperature model and fractional order derivative in a rotating thick hollow cylinder with the magnetic field. Indian Journal of Physics (2023).
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