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. Author manuscript; available in PMC: 2010 Nov 12.
Published in final edited form as: J Phys Chem C Nanomater Interfaces. 2009 Nov 12;113(45):19404–19410. doi: 10.1021/jp906742q

Figure 4.

Figure 4

Dependences of the emission intensities of Eu(III)-encapsulated silica spheres and Eu(III)-encapsulated silica core/silver shell structures on the Eu(III) concentrations in the silica cores. The metal thickness was 20 nm for this sample.