nano-PTFE/LDPE composite dielectric

suppresses space charge

Low loading effectively suppresses space charge accumulation, raises charge injection threshold field, and increases resistivity.

Bing, Han · Zheng, Changji · Yang, Jiaming · Zhao, Hong

Fuhe Cailiao Xuebao/Acta Materiae Compositae Sinica 2024

Advantages

significant suppression of internal space charge accumulation at low doping

increased space charge injection threshold field

increased material resistivity

deepest trap energy level at low doping