Optimized physical properties of [001]-textured (Na, K)NbO<sub>3</sub>-based lead-free piezoceramics for high power piezoelectric energy harvesters
Seok‐June Chae, Seung‐Hyun Kim, In‐Su Kim, Geun-Soo Lee, Seok‐Jung Park, Sahn Nahm
Abstract
The [001]-textured 0.96NK(N 0.99 S 0.01 )–0.01CZ–0.03BAZ piezoceramic has large k p and d 33 × g 33 values; therefore, the piezoelectric energy harvester fabricated using this piezoceramic exhibits a large power density.
Topics & Concepts
PiezoelectricityMaterials scienceNatural bond orbitalEnergy harvestingPower densityPower (physics)Energy (signal processing)Energy densityComposite materialAcousticsEngineering physicsDensity functional theoryMathematicsPhysicsComputational chemistryChemistryStatisticsQuantum mechanicsEngineeringAdvanced Sensor and Energy Harvesting MaterialsFerroelectric and Piezoelectric MaterialsAcoustic Wave Resonator Technologies