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The Scientific World Journal
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2013
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Article
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Fig 18
/
Review Article
Enhanced Optical Properties of Germanate and Tellurite Glasses Containing Metal or Semiconductor Nanoparticles
Figure 18
TEM images of Si NPs in Er
3+
doped GeO
2
-Bi
2
O
3
glasses heat-treated during 3 h (a) and during 72 h (b) [
5
].
(a)
(b)