Ferroelectric materials Electrotechnique Piezoelectric elements Nanocomposites Electro-active polymers Polarization Energy Harvesting Modélisation Nonlinear Polymère électrostrictif Fractional derivative Vibration energy harvesting Ericsson cycle Ferroelectricity Carbon nanotubes Electrotechnics Récupération d'énergie Piézoélectricité Dielectric properties Ceramic materials Piezoelectric ceramics Strain Materials Actuators Solid-state cooling Energy transfer Piezoelectricity Medical applications Mechanical excitations Yarn Energy harvesting Bistable Vibration control Structural health monitoring Electrostrictive polymer Hystérésis magnétique Composite PiezoElectricity Caoutchouc naturel Finite element simulation Capteur Piezoelectric coefficient Composite materials Dielectric permittivities Hysteresis Piezoelectric devices Eddy current testing Low-frequency induction heating Electrostrictive Polyurethane Dielectrophoresis Contraintes mécaniques Wave propagation Ferroelectric Fractional derivatives Mechanical actuators Electromechanical coupling Hysteresis loss Magnetic incremental permeability Piezoelectric Materials Damping Contrôle non destructif Electromechanical conversion Energy conversion Elastocaloric effect Dielectric materials Mechanical properties Magnetic hysteresis Electroactive material Piezoelectric Electrostrictive polymers Permittivity Elastocaloric Vibration Amortissement des vibrations Ferromagnetic composites Fabrication additive Frequency dependence Ferroelectric ceramics Conducting polymers Electrostriction Mechanical energies Actuator Couplings Thermal energy Electroactive polymers Electroactive polymer Natural rubber Polymers Solid state reactions Energétique Jiles-Atherton model Bimetallic strips Electric fields Ferromagnetic materials Additive manufacturing Matériaux Barkhausen noise Bimetal Bruit de Barkhausen