𝔖 Bobbio Scriptorium
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Energy transfer from Eu3+ → Ho3+ in calibo glass

✍ Scribed by H.B. Tripathi; H.C. Kandpal; A.K. Agarwal; R. Belwal

Publisher
Elsevier Science
Year
1978
Tongue
English
Weight
312 KB
Volume
57
Category
Article
ISSN
0009-2614

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✦ Synopsis

Study of energy trander from optically excited I%* + Ho3 + has been carried out Zn caliio @ss Probabilities and effi dencies of energy trar&zr from Eu3* -+ Ho3* have been caIctdz&d from the life tin-~ am? emi&on irztensity of Eu3' + Has*_ At low acceptor c~ncentratiorz3da v-arks Bneariy with Ca show&g m&ration of energy am0118 dono% At hi& acceptor coocer%ations&a depends Iir:early on (Ca + Ca)', which is inconsistent with Fong and Diestier's thfzory ofdipoledipole mechanism of en-transf%r. At low temperature emission intetity and life time increases, decrea&g probability (pda) md effkiency (lrr> suggesting at raom temperature the energy is transferred to the Lattice by donor Iowering life me arid intensity. At hi& temperature no emission from higher levels of the donor is obtained suggesting blurred energy levels in the glassy m3rrk

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Energy transfer from Gd3+ to Tb3+ and Eu
Energy transfer from Gd3+ to Tb3+ and Eu3+
✍ G. Blasse; G.P.M. van den Heuvel; T. Van Dijk 📂 Article 📅 1979 🏛 Elsevier Science 🌐 English ⚖ 216 KB

Energy transfer From Gd3\* to Tb3\* and Eu3+ \_ m gadotinium zireon;ites occurs not only from the 6P but also from t ie%eIs of Cd3+to the 4f'Sd lecek ofTB3+and the charge transfer levels of Euf+ I. lnrroduction Energy trader in gadoiinium compounds from the Cd% ions to Tbsc and EuT+ dopants is well