Thermal and spectroscopic analyses of reactions in polymer thin films in polymeric light emitting devices =: 以熱學及光譜分析方法硏究與高分子有機電激發光二極元件有關的聚合物薄膜之反應.

• Other Authors: Yeung, Mei Ki.
• Format: Others
• Language: English; Chinese
• Published: 2002
• Subjects: Thin films > Thermal properties; Thin films > Optical properties; Light emitting diodes; Polymers > Electric properties
• Online Access: http://library.cuhk.edu.hk/record=b5891025; http://repository.lib.cuhk.edu.hk/en/item/cuhk-323853

by Yeung Mei Ki. === Thesis (M.Phil.)--Chinese University of Hong Kong, 2002. === Includes bibliographical references (leaves 122-127). === Text in English; abstracts in English and Chinese. === by Yeung Mei Ki. === Abstract --- p.i === 論文摘要 --- p.iii === Acknowledgements --- p.iv === Table of Contents --- p.v === List of Figures --- p.viii === List of Tables --- p.xi === Abbreviations --- p.xii === Chapter Chapter 1 --- Introduction === Chapter 1.1 --- Polymer light emitting devides --- p.1 === Chapter 1.1.1 --- Development history of PLEDs --- p.3 === Chapter 1.1.2 --- Basic structure of the PLEDs --- p.4 === Chapter 1.1.3 --- Operation principle of the PLEDs --- p.7 === Chapter 1.1.4 --- Electroluminescent (EL) polymers --- p.9 === Chapter 1.2 --- Research motivation and aim of study --- p.11 === Chapter 1.3 --- Thesis outline --- p.16 === Chapter Chapter 2 --- Instrumentation === Chapter 2.1 --- Thermal analysis --- p.18 === Chapter 2.1.1 --- Thermogravimetry (TG) --- p.19 === Chapter 2.1.2 --- Differential scanning calorimetry (DSC) --- p.22 === Chapter 2.2 --- Spectroscopic analysis --- p.27 === Chapter 2.2.1 --- Fourier transform infrared spectroscopy (FTIR) --- p.27 === Chapter 2.2.2 --- X-ray photoelectron spectroscopy (XPS) --- p.32 === Chapter 2.2.3 --- Photoluminescence spectroscopy (PL) --- p.36 === Chapter Chapter 3 --- Experimental metods to charaterize the elimination of === Chapter 3.1 --- Introduction --- p.41 === Chapter 3.2 --- Synthesis of the PPV precursor polymer --- p.43 === Chapter 3.3 --- Average molecular weight of the PPV precursor --- p.46 === Chapter 3.4 --- Thermal elimination of the precursor polymer --- p.48 === Chapter 3.5 --- Thermal stability of the PPV precursor polymer --- p.50 === Chapter 3.5.1 --- Sample preparation --- p.50 === Chapter 3.5.2 --- Experimental --- p.51 === Chapter 3.5.3 --- Results and discussion --- p.52 === Chapter 3.6 --- Structural changes of the precursor polymer during elimination --- p.57 === Chapter 3.6.1 --- Sample preparation --- p.57 === Chapter 3.6.2 --- Experimental --- p.58 === Chapter 3.6.3 --- Results and discussion --- p.58 === Chapter 3.7 --- Chemical composition of the precursor polymer upon elimination --- p.67 === Chapter 3.7.1 --- Sample preparation --- p.67 === Chapter 3.7.2 --- Experimental --- p.67 === Chapter 3.7.3 --- Results and discussion --- p.68 === Chapter 3.8 --- Effect of the conjugation length of the polymer on photoluminescence --- p.74 === Chapter 3.8.1 --- Sample preparation --- p.76 === Chapter 3.8.2 --- Experimental --- p.78 === Chapter 3.8.3 --- Results and discussion --- p.79 === Chapter 3.9 --- Conclusions --- p.89 === Chapter Chapter 4 --- Experimental methods to characterize the water absorption by PEDOT:PSS === Chapter 4.1 --- Introduction --- p.90 === Chapter 4.2 --- Determination of the water content of PEDOT:PSS at different relative humidity using TG --- p.93 === Chapter 4.2.1 --- Experimental --- p.94 === Chapter 4.2.2 --- Results and discussion --- p.96 === Chapter 4.3 --- Determination of bounded water content of PEDOT:PSS at different RH by DSC --- p.98 === Chapter 4.3.1 --- Experimental --- p.98 === Chapter 4.3.2 --- Results and discussion --- p.100 === Chapter 4.4 --- Determination of bounded water content of PEDOT:PSS at different RH by FTIR --- p.108 === Chapter 4.4.1 --- Experimental --- p.109 === Chapter 4.4.2 --- Results and discussion --- p.112 === Chapter 4.5 --- Conclusions --- p.118 === Chapter Chapter 5 --- Conclusions --- p.120 === References --- p.122