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Energy transfer in Pr3+/Yb3+ codoped tellurite glasses

✍ Scribed by S.Q. Man; H.L. Zhang; Y.L. Liu; J.X. Meng; E.Y.B. Pun; P.S. Chung


Publisher
Elsevier Science
Year
2007
Tongue
English
Weight
201 KB
Volume
30
Category
Article
ISSN
0925-3467

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The upconversion luminescence properties of Yb 3+ /Tm 3+ -codoped oxyfluoride tellurite glasses under 980 nm excitation are investigated experimentally. The intense blue and relatively weak red emissions centered at 475 and 649 nm corresponding to the transitions 1 G 4 → 3 H 6 and 1 G 4 → 3 H 4 of T