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Author Krsmanovic, R.; Bertoni, G.; Van Tendeloo, G.
Title Structural characterization of erbium doped LAS glass ceramics obtained by glass melting technique Type A1 Journal article
Year (down) 2007 Publication Materials science forum Abbreviated Journal
Volume 555 Issue Pages 377-381
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract Samples of transparent glass-ceramics in the ternary system Li2O-Al2O3-SiO2 (LAS), with Er2O3 as a luminescent dopant, are investigated. The initial glass is obtained by the classical melting technique. In order to induce ceramization of the glass, TiO2 and ZrO2 are added in small amount as nucleating agents. The thermal treatments at 730 and 770 degrees C are carried out to promote formation of titanium zirconate solid solution precipitates. The spatial distribution of the precipitates in the material, their morphology, and their composition are investigated with TEM, HRTEM, HAADF-STEM, EELS and EFTEM. The results demonstrate that with the glass-melting preparation technique it is possible to achieve small nanoparticles with uniform distribution and higher number density than with the sol-gel glass preparation.
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Corporate Author Thesis
Publisher Place of Publication Lausanne Editor
Language Wos Publication Date 0000-00-00
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0255-5476 ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor Times cited Open Access
Notes Approved Most recent IF: NA
Call Number UA @ lucian @ c:irua:94673 Serial 3220
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