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. 2019 Aug 13;12(16):2582. doi: 10.3390/ma12162582

Figure 4.

Figure 4

Optical microscopy snapshot of FG1 with embedded Ni NWs (0.036% by weight) (a). SEM microphotographs of Ni NWs in dry FG1 from different places and at different magnifications. Weight fraction of NWs is 0.36% by weight (b–d).