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Structural and spectroscopic characterization of Al2−xCrxO3powders obtained by polymeric precursor method

✍ Scribed by Sergio Cava; Renata Benincá; Sergio M. Tebcherani; Iedo A. Souza; Carlos A. Paskocimas; Elson Longo; José A. Varela

Publisher
Springer
Year
2007
Tongue
English
Weight
573 KB
Volume
43
Category
Article
ISSN
0928-0707

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The Er 3þ -doped Al 2 O 3 powders have been prepared by the sol-gel method, using the aluminium isopropoxide [Al(OC 3 H 7 ) 3 ]derived Al 2 O 3 sols with addition of the erbium nitrate [Er(NO 3 ) 3 AE 5H 2 O]. The different phase structure, including three crystalline types of (Al,Er) 2 O 3 phases,