The authors achieve a high electrocaloric temperature change (ΔT = 3.9 K) in c-textured BaTiO3-KNbO3 ceramics via compositional tuning and grain orientation engineering. The ΔT variation remain within ±10% across 30–80 °C, demonstrating exceptional stability.
- Xuexin Li
- Jinglei Li
- Fei Li
