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Energy transfer processes in (Er3+–Yb3+)-codoped germanate glasses for mid-infrared and up-conversion applications

✍ Scribed by M. Ajroud; M. Haouari; H. Ben Ouada; H. Mâaref; A. Brenier; B. Champagnon

Publisher
Elsevier Science
Year
2006
Tongue
English
Weight
189 KB
Volume
26
Category
Article
ISSN
0928-4931

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Up-conversion luminescence of oxyfluoride glass and glass ceramics containing LaF 3 crystallites doped with Yb 3+ and Er 3+ was investigated at low temperature. Excitation of Yb 3+ in the IR region revealed the fast and the slow components of Er 3+ up-conversion luminescence originating from both gl