Browsing Zinātniskie raksti (CFI) / Scientific articles by Subject "Hafnia"
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Niobium enhanced europium ion luminescence in hafnia nanocrystals
(Elsevier B.V., 2018)In this work we demonstrate a method where by adding Nb ions, Ln3+ ion luminescence intensity in HfO2 is increased for up to 15 times (in a sample containing 5 mol%Eu). The effect is described as niobium acting as a charge ...