Figure 1.

SEM image of a collection of HfO2 nanosheets mounted on double sided carbon tape. The sides of each sheet can be distinguished by their apparent brightness. During growth, the darker side was attached to the interior wall of the quartz ampoule.

Kidd et al. Nanoscale Research Letters 2011 6:294   doi:10.1186/1556-276X-6-294
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