| Preparation and Luminescence Properties of the New Long Phosphorescent Phosphors Ba_(1-x)Ca_xAl_2O_4∶Eu ~(2 ), Dy~(3 ) |
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| 引用本文： | 李少霞,何大伟,成正维,刘春棠,刘端阳,康凯,邓朝勇.Preparation and Luminescence Properties of the New Long Phosphorescent Phosphors Ba_(1-x)Ca_xAl_2O_4∶Eu ~(2 ), Dy~(3 )[J].中国稀土学报(英文版),2004(1). |
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| 作者姓名： | 李少霞 何大伟 成正维 刘春棠 刘端阳 康凯 邓朝勇 |
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| 作者单位： | Key Lab of Materials for Information Storage and Display，Key Lab of Materials for Information Storage and Display，Key Lab of Materials for Information Storage and Display，Key Lab of Materials for Information Storage and Display，Key Lab of Materials for Information Storage and Display，Key Lab of Materials for Information Storage and Display，Key Lab of Materials for Information Storage and Display Institute of Optoelectronic Technology，Beijing Jiao Tong University，Beijing 100044，China，Institute of Optoelectronic Technology，Beijing Jiao Tong University，Beijing 100044，China，Institute of Optoelectronic Technology，Beijing Jiao Tong University，Beijing 100044，China，Institute of Optoelectronic Technology，Beijing Jiao Tong University，Beijing 100044，China，Institute of Optoelectronic Technology，Beijing Jiao Tong University，Beijing 100044，China，Institute of Optoelectronic Technology，Beijing Jiao Tong University，Beijing 100044，China，Institute of Optoelectronic Technology，Beijing Jiao Tong University，Beijing 100044，China |
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| 基金项目： | ProjectsupportedbytheNationalNaturalScienceFoundationofChina ( 5 9982 0 0 1)andNaturalScienceFoundationofBeijing( 4 0 12 0 10 ) |
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| 摘 要： | Inrecentyears ,SrAl2 O4 ∶Eu2 ,Dy3 ,CaAl2 O4 ∶Eu2 ,Nd3 1～ 8] andBaAl2 O4 ∶Eu2 ,Dy3 9]havebeenconsideredasusefulblueandgreenphos phorsbytheirlongdurationphosphorescence .Howev er ,toourknowledge ,thephosphorBa1-xCaxAl2 O4 ∶Eu2 ,Dy3 hasnotbeeninvestigated .TheluminescenceofEu2 isverystronglydepen dentonthehostlattice ,whichcanoccurfromtheul traviolettotheredregionoftheelectromagneticspec trum .Itiswellknownthatthepersistentluminescenceisduetothetrappingofenergyinthed…
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| 关 键 词： | opstics afterglow luminescence Ba 1-xCa xAl 2O 4∶Eu 2 Dy 3 rare earths |
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