A Novel Orange-Red Emitting ZnB₄O₇:Eu³⁺ Phosphor with Urchin-Like Nanostructure

Figure 11

Temperature dependent emission spectra of ZnB₄O₇:5 at% Eu³⁺ phosphor. Inset is the comparison of ZnB₄O₇:5 at% Eu³⁺ (em@611 nm) with the commercial Y₂O₂S:Eu³⁺ phosphor (em@ 627 nm).