本书以白光半导体（LED）照明用三基色荧光粉开发为出发点，重点介绍了近紫外光（395nm）LED芯片及蓝光（460nm）LED芯片用稀土离子（Eu3+,Tb3+,Eu2+等）激活的无机荧光粉（钼酸盐、钨酸盐、硅酸盐荧光粉等）、β-二酮有机配合物荧光粉以及过渡金属离子Mn4+激活的氟化物红色荧光粉的研究现状。内容主要涉及上述红、绿、蓝三类荧光粉的合成方法、表征手段、稀土离子及过渡金属离子发光机理研究及LED发光器件的制作及应用。
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目录
- Contents
Chapter I Eu3+-activated red phosphors for white light-emitting diodes 1
1.1 Eu3+-activated double molybdates red phosphors for near-UV LED chips 1
1.1.1 Introduction 1
1.1.2 Preparation method 2
1.1.3 Structures, morphologies, PL properties and applications 3
1.2 Eu3+-activated double tungstates red phosphors for the near-UV LED chips 42
1.2.1 Introduction 42
1.2.2 Preparation method 42
1.2.3 Structures and PL properties 42
1.3 Eu3+-activated tetra-molybdates/tungstates red phosphors for the near-UV LED chip 48
1.3.1 Introduction 48
1.3.2 Preparation method 48
1.3.3 Structures, morphologies, PL properties and applications 49
1.4 Eu3+-activated other inorganic hosts 65
1.4.1 LaBSiO5 co-doped with Eu3+, Al3+ 65
1.4.2 Y2O2S:Eu3+ nanocrystals prepared by the molten salt synthesis 70
1.4.3 Y2O3:Eu3+ prepared by mimicking wood tissue 74
1.5 Eu3+ complexes for LEDs 76
1.5.1 Eu(MBPTFA)3Phen 76
1.5.2 [Eu2(2,7-BTFDBC)3-n(DBM)2n(Phen)2] (n = 0, 1, 2) 80
References 88
Chapter II Mn4+-activated red phosphors for white light-emitting diodes 94
2.1 Mn4+-activated fluorides red phosphors for blue LED chips 94
2.1.1 Introduction 94
2.1.2 Preparation methods 95
2.1.3 Structures, morphologies, PL properties and applications 96
2.2 Mn4+ activated oxides red phosphors for blue LED chips 173
2.2.1 SrGe4O9:Mn4+ 173
2.2.2 BaGe4O9:Mn4+ 178
References 182
Chapter III Green phosphors for white light-emitting diodes 186
3.1 Tb3+-activated double molybdates and tungstates 186
3.1.1 Introduction 186
3.1.2 NaLa(MoO4)2:xTb3+ 187
3.1.3 NaLa(WO4)2:xTb3+ 188
3.1.4 NaLa(MoO4)2:0.11Tb3+ and NaTb(WO4)2 191
3.2 Tb3+-activated LaBSiO5 192
3.2.1 Introduction 192
3.2.2 XRD 193
3.2.3 PL properties 194
3.3 Eu2+-activated Ca3SiO4Cl2 198
3.3.1 Introduction 198
3.3.2 XRD 198
3.3.3 PL properties of Ca3SiO4Cl2:Ce3+ 199
3.3.4 PL properties of Ca3SiO4Cl2:Ce3+,Eu2+ 200
References 203
Chapter IV Blue phosphors for white light-emitting diodes 206
4.1 Eu2+-activated BaMgAl10O17 for solid-state lighting 206
4.1.1 Introduction 206
4.1.2 Structure and PL properties 207
4.2 Eu2+-activated Sr4Si3O8Cl4 for solid-state lighting 210
4.2.1 Introduction 210
4.2.2 Structure, PL properties and application on LEDs 211
4.3 Eu2+-activated AAl2Si2O8 (A = Ca2+, Mg2+, Ba2+) 216
4.3.1 Introduction 216
4.3.2 CaAl2Si2O8:xEu2+ 216
4.3.3 CaAl2Si2O8:0.04Eu2+, ySr2+ 218
4.3.4 CaAl2Si2O8:0.04Eu2+, zMg2+ 219
4.4 Eu2+-activated SrAl2Si2O8 222
4.4.1 Introduction 222
4.4.2 Structure and PL properties 222
References 227
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