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. 2019 Aug 9;12(16):2535. doi: 10.3390/ma12162535

Figure 2.

Figure 2

(a) SEM image of Ni-filled AAO template; (b) hysteresis loops for Ni nanowires with diameters of 30 nm from Ref. [39], 2001 AIP Publishing; (c) oblique view of aluminum nanorods reproduced with permission from Ref. [40], 2008, Elsevier Publishing; (d) 50 cycles experiment of Al nanorods with TiO2 coating from Ref. [41], 2009 American Chemical Society; (e) An atomic force microscopy (AFM) topographic image of poly(vinylidene fluoride with trifluoroethylene [P(VDF-TrFE)] nanowire on silicon substrate and (f) A piezoresponse force microscopy (PFM) phase hysteresis loop on a 60 nm diameter P(VDF-TrFE) nanowire (red) and a 60 nm thin film (black) from Ref. [43], 2013 American Chemical Society.