Skip to main content
. 2019 Apr 29;9:6581. doi: 10.1038/s41598-019-43098-6

Figure 4.

Figure 4

(a) Charging-discharging performance of PENGs in chip-type supercapacitor for energy harvesting with constant discharge current density, snapshots of instantaneous lighting of 28 green LEDs in series with LbL multilayer PENG (b) before and (c) during moment of bending cycles.