Synthesis of Luminescent Ink from Europium-Doped Y₂O₃ Dispersed in Polyvinyl Alcohol Solution

Figure 1

(a) Schematic diagram of production of Y₂O₃:Eu powder by a simple heating in a polymer liquid, and (b) schematic diagram for production of stable luminescent colloid of Y₂O₃:Eu particles dispersed in PVA solution.

(a)

(b)