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Size-induced symmetric enhancement and its relevance to photoluminescence of scheelite nanocrystals
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10.1063/1.2450659
/content/aip/journal/apl/90/5/10.1063/1.2450659
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/5/10.1063/1.2450659
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

XRD patterns for nanocrystals at given particle sizes. The vertical bars represent the standard diffraction data for bulk from JCPDS file (Ref. 12). The inset is a high resolution TEM image for .

Image of FIG. 2.
FIG. 2.

Particle size dependence of molar ratios of absorbed water molecules and citric species in nanocrystals. The chemical formula of nanocrystals is described as .

Image of FIG. 3.
FIG. 3.

Particle size dependence of (a) lattice volume and (b) axis ratio of for nanocrystals.

Image of FIG. 4.
FIG. 4.

PL spectra of nanocrystals with diameters of (a) , (b) , (c) , and (d) .

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/content/aip/journal/apl/90/5/10.1063/1.2450659
2007-01-30
2014-04-18
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Size-induced symmetric enhancement and its relevance to photoluminescence of scheelite CaWO4 nanocrystals
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/5/10.1063/1.2450659
10.1063/1.2450659
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