The disclosed display apparatus comprises a novel high intensity broadband-emitting phosphor. The phosphor is single crystal material in which Tb acts as sensitizer of Ce, the activator. The composition of the phosphor is (Y.sub.3-x-y-z Ce.sub.x Tb.sub.y RE.sub.z) Al.sub.5-w X.sub.w O.sub.12, where RE...http://www.google.es/patents/US4550256?utm_source=gb-gplus-sharePatente US4550256 - Visual display system utilizing high luminosity single crystal garnet material
Visual display system utilizing high luminosity single crystal garnet material
