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. 2019 Aug 7;12(16):2511. doi: 10.3390/ma12162511

Figure 9.

Figure 9

Output voltage response of PENGs based on Au, ZnO and AZO seed layers at a resistive load of (a) 100 kΩ and (b) 100,000 kΩ with a 3 N force applied at 5 Hz.