MULTI-FUNCTIONING MATERIAL COMPOSITIONS, STRUCTURES INCORPORATING THE SAME AND METHODS FOR DETECTING AGEING IN LUMINESCENT MATERIAL COMPOSITIONS

A multi-functional material composition comprising a zirconia host and containing a luminescent lanthanide oxide additive, in particular dysprosia (Dy2O3), wherein the lanthanide oxide additive is effective both in stabilizing the zirconia and providing for luminescent temperature sensing, and a met...

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Bibliographische Detailangaben
Hauptverfasser: NICHOLLS JOHN RAYMENT, FEIST JOERG PETER
Format: Patent
Sprache:eng
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Zusammenfassung:A multi-functional material composition comprising a zirconia host and containing a luminescent lanthanide oxide additive, in particular dysprosia (Dy2O3), wherein the lanthanide oxide additive is effective both in stabilizing the zirconia and providing for luminescent temperature sensing, and a method of determining a remaining useful life-time for the luminescent material composition from the proportion of a monoclinic phase (m) in the material composition.