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Advances in Materials Science and Engineering
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Advances in Materials Science and Engineering
/
2014
/
Article
/
Fig 4
/
Research Article
Structural Modification of Sol-Gel Synthesized V
2
O
5
and TiO
2
Thin Films with/without Erbium Doping
Figure 4
Room temperature PL spectra of erbium-undoped/erbium-doped (a) V
2
O
5
and (b) TiO
2
thin films.
(a)
(b)
