Journal article
Implications of the solubility of trivalent lanthanides in A Al2 O4 (A=Ca, Sr, and Ba) for their role in phosphors
- Abstract:
- The technique of standard addition in combination with powder X-ray diffraction was used to identify and quantify the amount of Ln3+ segregating into secondary phases from Ln3+ doped alkaline earth aluminates. Results indicate that Ln3+ ions are more soluble in Ca Al2 O4 than Sr Al2 O4 and Ba Al2 O4, with this being rationalized by the structural details of the A sites. These results indicate that the enhancement of the luminescence afterglow obtained by doping A Al2 O4: Eu2+ samples with Ln3+ ions is a result of much lower doping levels than previously thought. © International Centre for Diffraction Data.
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Authors
- Journal:
- Powder Diffraction More from this journal
- Volume:
- 21
- Issue:
- 4
- Pages:
- 285-288
- Publication date:
- 2006-01-01
- DOI:
- EISSN:
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1945-7413
- ISSN:
-
0885-7156
- Language:
-
English
- Keywords:
- Pubs id:
-
pubs:286048
- UUID:
-
uuid:d60150c0-9640-4db4-8c6d-145975995b14
- Local pid:
-
pubs:286048
- Source identifiers:
-
286048
- Deposit date:
-
2013-11-17
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- Copyright date:
- 2006
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