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Nano Convergence
Fig. 4 | Nano Convergence

Fig. 4

From: Self-assembled wide bandgap nanocoatings enabled outstanding dielectric characteristics in the sandwich-like structure polymer composites

Fig. 4

Dielectric performance test and DFT calculation. a Changes in the K and DF values of PTFE with temperature (frequency of 10.4 Hz) before and after coating. b Changes in the K and DF values of PTFE with frequency at different temperatures before and after coating. c The average static dielectric constant of the (001) surface of BN, the (001) surface of PTFE, and the BNNS@PTFE heterojunction calculated by the DPFT method. d The breakdown strength and dielectric constant of polymer dielectrics analyzed in the present study and reported in the literature at high temperature (150 °C)

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