Figure 8

Dependence of 4F9/2–6H13/2 integrated intensity of YVO4:Dy3+ nanopowders on doping concentration upon (a) 310 nm and (b) 365 nm excitation.

Dependence of 4F9/2–6H13/2 integrated intensity of YVO4:Dy3+ nanopowders on doping concentration upon (a) 310 nm and (b) 365 nm excitation.