Enhanced dielectric, ferroelectric, and low-frequency energy harvesting performance in PVDF-(Ba,Ca)(Sn,Ti)O3 composites: Multiscale structure-property insightsPVDF-(Ba,Ca)(Sn,Ti)O3复合材料中增强的介电、铁电和低频能量收集性能:多尺度结构与性能的见解Chemical Engineering JournalIF13.22026-07-290PRE