Figure 6.

PL properties of Eu3+:ACP porous nanospheres: (a) Room-temperature excitation and PL emission spectra of Eu3+:ACP porous nanospheres; (b) the PL of the powder of Eu3+:ACP (5 mol% Eu3+) porous nanospheres under UV irradiation at 365 nm; and (c) the PL of Eu3+:ACP (5 mol% Eu3+) porous nanospheres dispersed in deionized water under UV irradiation at 365 nm.

Chen et al. Nanoscale Research Letters 2011 6:67   doi:10.1186/1556-276X-6-67
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