Figure 1.

FE-SEM images of ZnO NRs grown by various ZnO source molarities. ZnO source molarities of (a) 10 mM, (b) 20 mM, (c) 40 mM, (d) 60 mM, (e) 80 mM in the main solution and (f) Variation of the ZnO NR size with variation of source molarities.

Jung et al. Nanoscale Research Letters 2012 7:43   doi:10.1186/1556-276X-7-43
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