Fig. 2: Material-dependent optimization of the interface. | Nature Communications

Fig. 2: Material-dependent optimization of the interface.

From: Eye tracking and eye expression decoding based on transparent, flexible and ultra-persistent electrostatic interface

Fig. 2: Material-dependent optimization of the interface.

Transferred charge (a), average surface charge density (b) and charge-keeping rate (c) of PTFE, PVC and PTFE films. Insert: Contact and non-contact test method. Data are presented as mean (SD) with error of repeated tests: n = 5. d Molecular electrostatic potential surface of PVC, PTFE and PCTFE illustrated by 10 repeat units. e Layer model of the interface and equivalent circuit. Transferred charge (f) and charge-keeping rate (g) of dielectric bilayer with various thickness at 15, 20, 25, 55, 75 μm, and rough surface modified interface at raw, bended and stretched state.

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