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Fluorescence features of Tm3+ ions in PbO–Sb2O3–B2O3 glass ceramics

✍ Scribed by T. Satyanarayana; I.V. Kityk; M.G. Brik; V. Ravi Kumar; N. Veeraiah


Publisher
Elsevier Science
Year
2010
Tongue
English
Weight
593 KB
Volume
405
Category
Article
ISSN
0921-4526

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Structural Role of PbO in Li2O–PbO–B2O3
✍ Munia Ganguli; K.J. Rao 📂 Article 📅 1999 🏛 Elsevier Science 🌐 English ⚖ 237 KB

Thermal and spectroscopic studies have been carried out on a number of glasses with wide ranging compositions in the pseudoternary glass system Li 2 O+PbO+B 2 O 3 in order to understand the structural role of PbO in these glasses. Infrared, Raman, and 11 B MAS-NMR results indicate that PbO behaves a