Effect of acceptor ions concentration in lead phosphate glasses co-doped with Tb3+-Ln3+(Ln=Eu,Sm)for LED applications

查看全文 作　　者：Agata [1]Gorny;Marta [1]Soltys;Joanna [1]Pisarska;Wojciech [1]A.Pisarski

机构地区：[1]Institute of Chemistry,University of Silesia

出　　处：《Journal of Rare Earths》索引2019年第37卷第11期,共7页

基　　金：Project supported by the National Science Centre(Poland)(2015/17/B/ST7/03730) 摘　　要：In this work,lead phosphate glasses doubly doped with Tb^3+and Ln^3+(Ln=Eu,Sm)ions were prepared.The excitation and emission spectra of lanthanides ions were recorded.The luminescent properties of lead phosphate glasses containing various concentrations of acceptor ions were analyzed.It is observed that luminescence bands corresponding to characteristic transitions of rare earth ions are present on emission spectra measured under direct excitation of Tb^3+.From the emission spectra,the Commission Internationale de I’Eclairage(CIE)chromaticity coordinates(x,y)were calculated in relation to potential application studied systems for white LEDs.Luminescence lifetimes were also determined based on decay measurements and discussed in details.In general,the luminescence spectra and luminescence lifetimes depend on the relative concentrations of the optically active dopants. 关键词：LEAD phosphate GLASSES Rare earth IONS LED applications

相关文献

参考文献（41）
引证文献（3）
耦合文献（5）

参考文献(41)

引证文献(3)

耦合文献(5)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Effect of acceptor ions concentration in lead phosphate glasses co-doped with Tb3+-Ln3+(Ln=Eu,Sm)for LED applications

参考文献(41)

引证文献(3)

耦合文献(5)

用户提示