journal article·2010-03

Blue and Red Luminescence from Europium‐Doped Barium TetraBorate Crystals

Yashashchandra Dwivedi, Shyam Bahadur Rai

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Abstract

The structural and spectroscopic properties of Barium tetraborate crystals activated with Eu 3+ ion have been studied. Differential thermal analysis, X‐ray diffraction (XRD), and SEM techniques have been used for structural characterization. The XRD pattern revealed the formation of α‐BaB 4 O 7 crystals. It was observed that under the proposed charge compensation model, the structural properties of the α‐BaB 4 O 7 crystal significantly alter the luminescence characteristics of Eu 3+ and Eu 2+ ions. The enhancement of the emission explained and the photo‐physics involved is correlated with the unique structural properties of the crystallites formed.
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Research context

OpenAlex topics: Luminescence Properties of Advanced Materials · Glass properties and applications · Lanthanide and Transition Metal Complexes

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