Research Article
Polyethylene/Graphene Nanoplatelet Nanocomposite-Based Insulating Materials for Effective Reduction of Space Charge Accumulation in High-Voltage Direct-Current Cables
Figure 2
(a) Schematic of defect-healing process for GNP powders. (b) Plot of C and O contents of GNPs at different defect-healing temperatures and times (inset: plot of C/O ratio of GNPs at different defect-healing temperatures and times). (c) Photographs of GNP-T fillers transferred from water phase to xylene phase by surface modification via defect-healing process.
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