Research Progress on Flexible Composite Dielectric Energy Storage and Electrocaloric Effects

Key Points

• This research aims to summarize the recent advancements in flexible composite dielectric materials and their electrocaloric effects.
• Reviewed preparation techniques like solid-state reactions and sol-gel processes.
• Discussed dielectric characterization methods using Maxwell relations and thermocouples.
• Explored machine learning strategies for high-throughput screening and the D-E loop energy storage model.
• Highlighted the promising outcomes of PVDF-based composite dielectrics for wearable thermal management and energy collection.
• Addressed challenges including interface control, scalability, and standardization in current research.
• Outlined future directions in material design using high entropy and AI assistance.