fig6

Figure 6. (A) Thermodynamic cycling of EC films; (B) Schematic illustration of temperature measurement conducted using a thermocouple; (C) A macro IR image of the 6@4BNNS nanocomposite under 40 MV/m, showing applied (up) and removed (down) fields; (D) Time-temperature response curves of the 6@4BNNS nanocomposite under 40 MV/m at 0.5 Hz. EC: Electrocaloric; BNNS: boron nitride nanosheets; IR: infrared.