Luminescence properties of Pr(3+) and energy transfer characteristics of Pr(3+)-->Gd(3+) in CaSiO3

Ben li Chu, Xing ren Liu, Xiao jun Wang, Jia hua Zhang, Xue yin Jiang

Research output: Contribution to journalArticlepeer-review

Abstract

The excitation spectrum and the emission spectrum of Pr3+ in CaSiO3 under the room temperature were studied. The emission spectrum was constituted of three emission bands, corresponding to the emissions of the lowest 4f5d states to the 3H4, 3H6, 1G4 of the 4f2 states. The emission of the 3P0 and 1D2 were not observed. The concentration quenching of Pr3+ was due to the radiative and nonradiative energy transfer. There was energy transfer from Pr3+ to Gd3+, with the transfer rate of 10% of the Pr3+ emission rate.

Original languageEnglish
Pages (from-to)542-544
Number of pages3
JournalGuang Pu Xue Yu Guang Pu Fen Xi/Spectroscopy and Spectral Analysis
Volume22
Issue number4
StatePublished - Aug 2002

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