TY - RPRT TI - Hierarchal structures tuned electrocaloric and electromechanical performance in PVDF-based tetrapolymers AU - Rui, Guanchun [Arkema Inc., King of Prussia, PA (United States)] AU - Zhu, Wenyi [Pennsylvania State Univ., University Park, PA (United States)] AU - Zou, Qin [Case Western Reserve Univ., Cleveland, OH (United States)] AU - Li, Li [Pennsylvania State Univ., University Park, PA (United States)] AU - Wu, Siyu [Brookhaven National Laboratory (BNL), Upton, NY (United States). National Synchrotron Light Source II (NSLS-II)] AU - Li, Ruipeng [Brookhaven National Laboratory (BNL), Upton, NY (United States). National Synchrotron Light Source II (NSLS-II)] (ORCID:0000000181763138) AU - Khayat, Raymond [Arkema Piezotech S.A.S., Pierre-Benite (France). Pierre-Bénite Research Center (CRRA)] AU - Aubart, Mark A. [Arkema Inc., King of Prussia, PA (United States)] AU - Lannuzel, Thierry [Arkema Piezotech S.A.S., Pierre-Benite (France). Pierre-Bénite Research Center (CRRA)] AU - Dos Santos, Fabrice Domingues [Arkema Piezotech S.A.S., Pierre-Benite (France). Pierre-Bénite Research Center (CRRA)] AU - Zhu, Lei [Case Western Reserve Univ., Cleveland, OH (United States)] AU - Zhang, Q. M. [Pennsylvania State Univ., University Park, PA (United States)] PY - 2026 DO - 10.1038/s41528-026-00553-5 UR - https://www.osti.gov/biblio/3029878 ID - 3029878 ER -