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Journal of Nanomaterials
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Journal of Nanomaterials
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2015
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Article
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Fig 6
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Research Article
A General Synthesis Strategy for Hierarchical Porous Metal Oxide Hollow Spheres
Figure 6
SEM images of SnO
2
(a), Co
3
O
4
(b), YSZ (c), and CeO
2
(d) hollow spheres.
(a)
(b)
(c)
(d)