纳米ZnO和稀土离子掺杂ZnO发光材料制备与发光机制

1 \n
纳米发光材料　/　 1 \n
1.1　发射与激发　/　 1 \n
1.1.1　发光与发光中心　/　 1 \n
1.1.2　激发与发光效率　/　 4 \n
1.1.3　发光材料　/　 6 \n
1.2　发光光谱　/　 6 \n
1.2.1　发射光谱　/　 7 \n
1.2.2　吸收光谱　/　 8 \n
1.2.3　激发光谱　/　 9 \n
1.2.4　X 射线衍射光谱　/　 11 \n
1.3　纳米材料特性　/　 12 \n
1.3.1　表面效应　/　 14 \n
1.3.2　量子限域效应　/　 15 \n
1.3.3　量子隧道效应　/　 15 \n
1.3.4　量子尺寸效应　/　 16 \n
1.3.5　纳米半导体吸收带隙布鲁斯公式　/　 16 \n
ZnO 晶体结构和RE3+ 稀土离子电子结构　/　 19 \n
2.1　ZnO 晶体结构和物理化学性质　/　 19 \n
第1 章 \n
第2 章 \n
目　 录 \n
2 \n
2.1.1　ZnO 的晶体结构　/　 19 \n
2.1.2　ZnO 的物理化学性质　/　 21 \n
2.2　RE3+ 稀土离子的特征　/　 24 \n
2.2.1　RE3+ 稀土离子的电子结构　/　 24 \n
2.2.2　RE3+ 稀土离子发光特性　/　 26 \n
2.3　稀土元素掺杂ZnO 纳米材料的研究现状　/　 28 \n
纳米ZnO 和掺杂RE3+ 稀土离子ZnO 发光材料的制备　/　 32 \n
3.1　纳米ZnO 粉体的制备　/　 33 \n
3.1.1　化学沉淀法制备纳米ZnO 粉体　/　 33 \n
3.1.2　高温固相制备纳米ZnO 粉体　/　 35 \n
3.1.3　水热法制备纳米ZnO 粉体　/　 35 \n
3.1.4　微乳液法制备纳米ZnO 粉体　/　 36 \n
3.2　纳米ZnO 胶体的制备　/　 36 \n
　　　溶胶—凝胶法制备纳米ZnO 胶体　/　 36 \n
3.3　纳米ZnO 薄膜的制备　/　 37 \n
3.3.1　溶胶—凝胶法制备纳米ZnO 薄膜　/　 38 \n
3.3.2　射频磁控溅射方法制备ZnO 薄膜　/　 38 \n
3.3.3　脉冲激光沉积法制备ZnO 薄膜　/　 39 \n
3.3.4　分子束外延法制备ZnO 薄膜　/　 40 \n
3.3.5　金属有机物化学气相沉积法制备ZnO \n
　　　　薄膜　/　 40 \n
3.3.6　原子层外延法制备ZnO 薄膜　/　 41 \n
3.3.7　喷雾热解法制备ZnO 薄膜　/　 42 \n
3.4　纳米ZnO∶RE3+ 的制备　/　 43 \n
3.4.1　纳米ZnO∶Er3+ 的制备　/　 43 \n
3.4.2　纳米ZnO∶Eu3+ 的制备　/　 43 \n
3.4.3　纳米ZnO∶Tb3+ 的制备　/　 44 \n
第3 章 \n
3 \n
纳米ZnO 本体发光机制　/　 49 \n
4.1　纳米ZnO 本体的可见发射机制　/　 50 \n
4.1.1　纳米ZnO 粉体的可见发射机制　/　 50 \n
4.1.2　纳米ZnO 胶体的可见发射机制　/　 54 \n
4.1.3　纳米ZnO 薄膜的可见发射机制　/　 59 \n
4.2　退火温度对纳米ZnO 薄膜可见发射的影响　/　 63 \n
4.3　气氛对纳米ZnO 薄膜结构与蓝光发射的影响　/　 67 \n
RE3+ 稀土离子掺杂ZnO 发光机制的研究　/　 76 \n
5.1　稀土离子Er3+ 掺杂纳米ZnO 发光机制　/　 77 \n
5.1.1　ZnO∶Er3+ 纳米晶的发光机制　/　 77 \n
5.1.2　退火温度对纳米晶ZnO∶Er3+ 发光性质的 \n
　　　　影响　/　 82 \n
5.2　稀土离子Eu3+ 掺杂的纳米ZnO 发光机制　/　 86 \n
5.2.1　ZnO∶Eu3+ 纳米晶的发光机制　/　 86 \n
5.2.2　退火温度对纳米晶ZnO∶Eu3+ 发光性质的 \n
　　　　影响　/　 91 \n
5.3　稀土离子Tb3+ 掺杂的纳米ZnO 发光机制　/　 95 \n
5.3.1　ZnO∶Tb3+ 纳米晶的发光机制　/　 95 \n
5.3.2　退火温度对纳米晶ZnO∶Tb3+ 发光性质的 \n
　　　　影响　/　 99 \n
5.3.3　稀土离子掺杂浓度对纳米晶ZnO∶Tb3+ \n
　　　　发光性质的影响　/　 103 \n
索　引　/　 110 \n
后　记　/　 115 \n
第4 章 \n
第5 章 \n
4 \n
Chapter 1 Luminescent Nanomaterials / 1 \n
1.1 Emission and Excitation / 1 \n
1.1.1 Luminescence and Luminescent Center / 1 \n
1.1.2 Excitation and Luminescence Efficiency / 4 \n
1.1.3 Luminescent Materials / 6 \n
1.2 Luminescent Spectrum / 6 \n
1.2.1 Emission Spectrum / 7 \n
1.2.2 Absorption Spectrum / 8 \n
1.2.3 Excitation Spectrum / 9 \n
1.2.4 X-ray Diffraction Spectrum / 11 \n
1.3 Properties of Nanomaterials / 12 \n
1.3.1 Surface Effect / 14 \n
1.3.2 Quantum Confinement Effect / 15 \n
1.3.3 Quantum Tunneling Effect / 15 \n
1.3.4 Quantum Size Effect / 16 \n
1.3.5 Brus Formula for Absorption Band Gap of \n
　　 Nano-semiconductor / 16 \n
Chapter 2 ZnO Crystal Structures and Electron Structures of RE3+ \n
CONTENTS \n
5 \n
　　　　　 Rare Earth Ions / 19 \n
2.1 ZnO Crystal structures and physicochemical properties / 19 \n
2.1.1 Crystal structures of ZnO / 19 \n
2.1.2 The physical and chemical properties of ZnO / 21 \n
2.2 The features of RE3+ rare earth ions / 24 \n
2.2.1 Electron structures of RE3+ rare earth ions / 24 \n
2.2.2 Luminescence characteristics of RE3+ rare earth ions / 26 \n
2.3 The research status of rare earth doped ZnO nanomaterials / 28 \n
Chapter 3 Preparations of ZnO nanomaterials and RE3+ rare earth \n
　　　　　 Ions doped ZnO luminescent materials / 32 \n
3.1 Preparation of ZnO nano-powder / 33 \n
3.1.1 P reparation of ZnO nano-powder by chemical precipitation \n
　　 method / 33 \n
3.1.2 P reparation of ZnO nano-powder by high temperature solid \n
　　 phase / 35 \n
3.1.3 P reparation of ZnO nano-powder by hydrothermal \n
　　 method / 35 \n
3.1.4 Preparation of ZnO nano-powder by microemulsion \n
　　 method / 36 \n
3.2 Preparation of ZnO nano-colloid / 36 \n
　　 P reparation of ZnO nano-colloid by Sol-gel method / 36 \n
3.3 Preparation of ZnO nano-thin film / 37 \n
3.3.1 P reparation of ZnO nano-thin film by Sol-gel method / 38 \n
3.3.2 P reparation of ZnO nano-thin film by RF magnetron \n
　　 sputtering / 38 \n
3.3.3 P reparation of ZnO nano-thin film by pulsed laser \n
6 \n
　　 deposition / 39 \n
3.3.4 P reparation of ZnO nano-thin film by the molecular beam \n
　　 epitaxial method / 40 \n
3.3.5 P reparation of ZnO nano-thin film by chemical vapor \n
　　 deposition of metallic organic compounds / 40 \n
3.3.6 P reparation of ZnO nano-thin film by atomic layer \n
　　 epitaxy / 41 \n
3.3.7 P reparation of ZnO nano-thin film by spray pyrolysis / 42 \n
3.4 Preparation of nano-ZnO∶RE3+ / 43 \n
3.4.1 P reparation of nano-ZnO∶Er3+ / 43 \n
3.4.2 P reparation of nano-ZnO∶Eu3+ / 43 \n
3.4.3 P reparation of nano-ZnO∶Tb3+ / 44 \n
Chapter 4 Luminescence mechanisms of nano-ZnO / 49 \n
4.1 Visible luminescence mechanisms of nano-ZnO / 50 \n
4.1.1 The visible emission mechanisms of ZnO nano-powder / 50 \n
4.1.2 The visible emission mechanisms of ZnO nano-colloid / 54 \n
4.1.3 The visible emission mechanisms of ZnO nano-thin film / 59 \n
4.2 The effects of annealing temperature on the visible emission \n
　 mechanisms of ZnO nano-thin film / 63 \n
4.3 The effects of atmosphere on the structures of ZnO nano-thin film and \n
　 blue emission / 67 \n
Chapter 5 Luminescence mechanisms of RE3+ rare earth ions \n
　　　　　 doped ZnO / 76 \n
5.1 Luminescence mechanisms of Er3+ doped nano-ZnO / 77 \n
5.1.1 Luminescence mechanisms of ZnO∶Er3+ nanocrystal / 77 \n
7 \n
5.1.2 Effects of annealing temperature on luminescence \n
　　properties of ZnO∶Er3+ nanocrystal / 82 \n
5.2 Luminescence mechanisms of Eu3+ Rare Earth I ons doped \n
　 nano-ZnO / 86 \n
5.2.1 Luminescence mechanisms of ZnO∶Eu3+ nanocrystal / 86 \n
5.2.2 Effects of annealing temperature on luminescence \n
　　properties of ZnO∶Eu3+ nanocrystal / 91 \n
5.3 Luminescence mechanisms of Tb3+ Rare Earth I ons doped \n
　 nano-ZnO / 95 \n
5.3.1 Luminescence mechanisms of ZnO∶Tb3+ nanocrystal / 95 \n
5.3.2 Effects of annealing temperature on luminescence properties \n
　　of ZnO∶Tb3+ nanocrystal / 99 \n
5.3.3 The effects of rare Earth ion doping concentration on \n
　　luminescence properties of ZnO∶Tb3+ nanocrystal / 103 \n
Index / 110 \n
Postscript / 115