Peculiarities of photoluminescence of Al2O3 bulk and nanosize powders at low temperatures
β Scribed by L. Trinkler; B. Berzina; D. Jakimovica; J. Grabis; I. Steins
- Publisher
- Elsevier Science
- Year
- 2011
- Tongue
- English
- Weight
- 567 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0925-3467
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Formation of a -A1203 by Thermal Decomposition of Basic Aluminium Chlorides at Low Temperatures Basic aluminium chloride gels and the crystalline salt AIC1, . 2 Al(OH), . 6 H,O are thermally deconiposed to an amorphous product in a first step at low temperatures. I f the reaction gas is rapidly remo
The Er 3ΓΎ -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,