Figure 4 | Scientific Reports

Figure 4

From: A Flexible Electret Membrane with Persistent Electrostatic Effect and Resistance to Harsh Environment for Energy Harvesting

Figure 4

Illustration of flexible PTFE/THV/PTFE electret membrane preparation. (a) Constitution of PTFE/THV/PTFE membrane; (b) Structure of hot pressed membrane; (c) Metalized membrane on the bottom surface with aluminum; (d) Configuration schematic of thermal charging; (e) Surface charge distribution of electret membrane; (f) Configuration schematic of surface potential measurement.

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