State Key Laboratory of Polymer Physics and Chemistry;
Changchun Institute of Applied Chemistry;
Chinese Academy of Sciences;
Changchun 130022;
China;
University of Science and Technology of China;
Hefei 230026;
China;
Alan G.MacDiarmid Institute;
Jilin University;
Changchun 130012;
China;
Electrospun fibers; PVDF; Local thermal analysis; Melting temperature;