Aggregation-Induced Emission

ANJUN QIN, Department of Polymer Science and Engineering, Zhejiang University, China. BEN ZHONG TANG, Department of Chemistry, The Hong Kong University of Science and Technology, China.

List of Contributors xi Preface xiii 1 AIE or AIEE Materials for Electroluminescence Applications 1 Chiao-Wen Lin and Chin-Ti Chen 1.1 Introduction 1 1.2 EL Background, EL Efficiency, Color Chromaticity, and Fabrication Issues of OLEDs 2 1.3 AIE or AIEE Silole Derivatives for OLEDs 7 1.4 AIE or AIEE Maleimide and Pyrrole Derivatives for OLEDs 10 1.5 AIE or AIEE Cyano-Substituted Stilbenoid and Distyrylbenzene Derivatives for OLEDs 14 1.6 AIE or AIEE Triarylamine Derivatives for OLEDs 17 1.7 AIE or AIEE Triphenylethene and Tetraphenylethene Derivatives for OLEDs 17 1.8 White OLEDs Containing AIE or AIEE Materials 31 1.9 Perspectives 36 References 37 2 Crystallization-Induced Phosphorescence for Purely Organic Phosphors at Room Temperature and Liquid Crystals with Aggregation-Induced Emission Characteristics 42 Wang Zhang Yuan, Yongming Zhang, and Ben Zhong Tang 2.1 Crystallization-Induced Phosphorescence for Purely Organic Phosphors at Room Temperature 42 2.1.1 Introduction 42 2.1.2 Molecular luminogens with crystallization-induced phosphorescence at room temperature 43 2.2 Liquid crystals with aggregation-induced emission characteristics 51 2.2.1 Luminescent liquid crystals 51 2.2.2 Aggregation-induced emission strategy towards high-efficiency luminescent liquid crystals 52 2.3 Conclusions and Perspectives 56 References 57 3 Mechanochromic Aggregation-Induced Emission Materials 60 Zhenguo Chi and Jiarui Xu 3.1 Introduction 60 3.2 Mechanochromic Non-AIE Compounds 61 3.3 Mechanochromic AIE Compounds 63 3.4 Conclusion 81 References 82 4 Chiral Recognition and Enantiomeric Excess Determination Based on Aggregation-Induced Emission 86 Yan-Song Zheng 4.1 Introduction to Chiral Recognition 86 4.2 Chiral Recognition and Enantiomeric Excess Determination of Chiral Amines 87 4.3 Chiral Recognition and Enantiomeric Excess Determination of Chiral Acids 90 4.3.1 Enantiomeric excess determination of chiral acids using chiral AIE amines 90 4.3.2 Enantiomeric excess determination of chiral acids using a chiral receptor in the presence of an AIE compound 97 4.4 Mechanism of chiral recognition based on AIE 100 4.4.1 Mechanism of chiral recognition by a chiral AIE monoamine 101 4.4.2 Mechanism of chiral recognition by a chiral AIE diamine 101 4.5 Prospects for chiral recognition based on AIE 103 References 104 5 AIE Materials Towards Efficient Circularly Polarized Luminescence, Organic Lasing, and Superamplified Detection of Explosives 106 Jianzhao Liu, Jacky W.Y. Lam, and Ben Zhong Tang 5.1 Introduction 106 5.2 AIE Materials with Efficient Circularly Polarized Luminescence and Large Dissymmetry Factor 106 5.2.1 Aggregation-induced circular dichroism 107 5.2.2 AIE, fluorescence decay dynamics and theoretical understanding 109 5.2.3 Aggregation-induced circularly polarized luminescence 112 5.2.4 Supramolecular assembly and structural modeling 114 5.3 AIE Materials for Organic Lasing 117 5.3.1 Fabrication of nano-structures 117 5.3.2 Lasing performances 118 5.4 AIE Materials for Superamplified Detection of Explosives 120 5.4.1 Hyperbranched polymer-based sensor 121 5.4.2 Mesoporous material-based sensor 126 5.5 Conclusion 126 References 127 6 Aggregation-Induced Emission and Applications of Aryl-Substituted Pyrrole Derivatives 129 Bin Tong and Yuping Dong 6.1 Introduction 129 6.2 Luminescence Properties of Triphenylpyrrole Derivatives in the Aggregated State 130 6.3 Applications 134 6.4 Aggregation-Induced Emission of Pentaphenylpyrrole 145 6.5 AIEE Mechanism of Pentaphenylpyrrole 148 6.6 Conclusion 150 References 150 7 Biogenic Amine Sensing with Aggregation-Induced Emission-Active Tetraphenylethenes 154 Takanobu Sanji and Masato Tanaka 7.1 Introduction 154 7.1.1 Biogenic amines 154 7.1.2 Sensing methods for biogenic amines 154 7.2 Fluorimetric Sensing of Biogenic Amines with AIE-Active TPEs 155 7.2.1