Formation of an Mg-based metal matrix composite by the displacement reaction sintering between Mg and Ag2O powders.

• Other Authors: Choi, Ching-Yeung.
• Format: Others
• Language: English; Chinese
• Published: 2004
• Subjects: Metallic composites; Magnesium compounds
• Online Access: http://library.cuhk.edu.hk/record=b5896217; http://repository.lib.cuhk.edu.hk/en/item/cuhk-324666

Choi Ching Yeung = 鎂和氧化銀粉反應制備鎂基復合材料 / 蔡靜洋. === Thesis (M.Phil.)--Chinese University of Hong Kong, 2004. === Includes bibliographical references. === Text in English; abstracts in English and Chinese. === Choi Ching-Yeung = Mei he yang hua yin fen fan ying zhi bei mei ji fu he cai liao / Cai Jingyang. === Abstract --- p.i === 摘要 --- p.iii === Acknowledgement --- p.iv === List of Figures --- p.xi === List of Tables --- p.xvi === Chapter Chapter 1 --- Introduction --- p.1.1 === Chapter 1.1 --- Metal matrix composites (MMCs) --- p.1.1 === Chapter 1.1.1 --- Introduction --- p.1.1 === Chapter 1.1.2 --- Reinforcement in metal-matrix composites --- p.1.1 === Chapter 1.1.2.1 --- Particle-reinforced composites --- p.1.2 === Chapter 1.1.2.2 --- Laminated composites --- p.1.2 === Chapter 1.1.2.3 --- Fibre-reinforced composites --- p.1.2 === Chapter 1.1.3 --- Conventional fabrication of metal matrix composites --- p.1.6 === Chapter 1.1.3.1 --- Liquid state processes --- p.1.6 === Chapter 1.1.3.1.1 --- Liquid infiltration --- p.1.6 === Chapter 1.1.3.1.2 --- Pressure infiltration --- p.1.8 === Chapter 1.1.3.1.3 --- Spray forming --- p.1.10 === Chapter 1.1.3.2 --- Solid-state process --- p.1.11 === Chapter 1.1.3.2.1 --- Powder consolidation --- p.1.11 === Chapter 1.1.3.2.2 --- Diffusion bonding --- p.1.11 === Chapter 1.1.3.2.3 --- In-Situ processes --- p.1.13 === Chapter 1.1.4 --- Properties of metal matrix composites --- p.1.13 === Chapter 1.2 --- Magnesium based metal matrix composites --- p.1.14 === Chapter 1.2.1 --- Properties of Mg-based metal matrix composites --- p.1.14 === Chapter 1.2.2 --- Application of Mg-based metal matrix composites --- p.1.16 === Chapter 1.3 --- Magnesium and silver (I) oxide --- p.1.16 === Chapter 1.3.1 --- Magnesium --- p.1.16 === Chapter 1.3.2 --- Silver (I) oxide --- p.1.17 === Chapter 1.4 --- Pervious works --- p.1.17 === Chapter 1.5 --- Aims of Current works --- p.1.18 === Chapter 1.6 --- Thesis layout --- p.1.20 === References --- p.1.21 === Chapter Chapter 2 --- Methodology and fabrication --- p.2.1 === Chapter 2.1 --- Introduction --- p.2.1 === Chapter 2.1.1 --- Powder metallurgy --- p.2.1 === Chapter 2.1.1.1 --- Powder production --- p.2.3 === Chapter 2.1.1.2 --- Powder consolidation --- p.2.4 === Chapter 2.1.1.3 --- Sintering process --- p.2.6 === Chapter 2.1.1.4 --- Properties of sintered parts --- p.2.10 === Chapter 2.2 --- Sample preparation --- p.2.12 === Chapter 2.3 --- Characterization methods --- p.2.13 === Chapter 2.3.1 --- Thermal analysis - Differential Thermal Analysis (DTA) --- p.2.13 === Chapter 2.3.2 --- Phase determination - X-ray Powder Diffractometry (XRD) --- p.2.13 === Chapter 2.3.3 --- Microstructure analysis --- p.2.14 === Chapter 2.3.3.1 --- Scanning electron microscopy (SEM) --- p.2.14 === Chapter 2.3.3.1 --- Transmission electron microscopy (TEM and HRTEM) --- p.2.14 === Chapter 2.3.4 --- Physical property - Thermomechanic analyser (TMA) --- p.2.14 === Chapter 2.3.5 --- Mechanical property - Vickers hardness measurement --- p.2.15 === References --- p.2.16 === Chapter Chapter 3 --- Thermal analysis of Mg-Ag20 --- p.3.1 === Chapter 3.1 --- Introduction --- p.3.1 === Chapter 3.2 --- Experiments --- p.3.2 === Chapter 3.3 --- Results --- p.3.2 === Chapter 3.3.1 --- DTA curve of the Mg-30wt%Ag20 --- p.3.5 === Chapter 3.3.2 --- DTA curve of the pure Ag20 powder --- p.3.7 === Chapter 3.4 --- Discussions --- p.3.7 === Chapter 3.5 --- Conclusions --- p.3.10 === References --- p.3.11 === Chapter Chapter 4 --- Fabrication and characterization of Mg-£-AgMg3 MMCs --- p.4.1 === Chapter 4.1 --- Introduction --- p.4.1 === Chapter 4.2 --- Experiments --- p.4.2 === Chapter 4.2.1 --- Sample preparation --- p.4.2 === Chapter 4.2.1.1 --- Effect of temperature --- p.4.2 === Chapter 4.2.1.2 --- Effect of time --- p.4.3 === Chapter 4.2.1.3 --- Effect of composition --- p.4.3 === Chapter 4.2.1.4 --- Effect of cooling rate --- p.4.3 === Chapter 4.3 --- Results --- p.4.4 === Chapter 4.3.1 --- Samples sintered at different temperatures --- p.4.4 === Chapter 4.3.1.1 --- XRD spectra --- p.4.4 === Chapter 4.3.1.2 --- SEM micrographs and EDS analysis --- p.4.7 === Chapter 4.3.1.3 --- Discussions --- p.4.11 === Chapter 4.3.2 --- Sample with different dwelling times --- p.4.13 === Chapter 4.3.2.1 --- SEM micrographs --- p.4.13 === Chapter 4.3.2.2 --- Weight loss against dwelling time --- p.4.16 === Chapter 4.3.2.3 --- Discussions --- p.4.18 === Chapter 4.3.3 --- Samples with varied weight percentage of Ag2O --- p.4.19 === Chapter 4.3.3.1 --- SEM micrographs --- p.4.19 === Chapter 4.3.3.2 --- Discussions --- p.4.22 === Chapter 4.3.4 --- Samples with different cooling rate --- p.4.23 === Chapter 4.3.4.1 --- XRD patterns --- p.4.23 === Chapter 4.3.4.2 --- Optical photographs --- p.4.25 === Chapter 4.3.4.3 --- SEM micrographs --- p.4.28 === Chapter 4.3.4.4 --- TEM micrographs and high-resolution TEM micrographs…… --- p.4.31 === Chapter 4.3.4.5 --- Discussions --- p.4.35 === Chapter 4.3.4.5.1 --- XRD spectra --- p.4.35 === Chapter 4.3.4.5.2 --- Optical photographs --- p.4.35 === Chapter 4.3.4.5.3 --- SEM micrographs --- p.4.35 === Chapter 4.3.4.5.4 --- TEM micrographs --- p.4.36 === Chapter 4.4 --- Conclusions --- p.4.37 === References --- p.4.38 === Chapter Chapter 5 --- Mechanical hardness and thermal expansion of Mg-Ag20 --- p.5.1 === Chapter 5.1 --- Introduction --- p.5.1 === Chapter 5.2 --- Mechanical properties --- p.5.1 === Chapter 5.2.1 --- Experiments --- p.5.1 === Chapter 5.2.2 --- Results --- p.5.2 === Chapter 5.2.3 --- Discussions --- p.5.8 === Chapter 5.3 --- Thermal properties --- p.5.9 === Chapter 5.3.1 --- Experimental details --- p.5.9 === Chapter 5.3.2 --- Results --- p.5.10 === Chapter 5.3.3 --- Discussions --- p.5.12 === Chapter 5.4 --- Conclusions --- p.5.13 === References --- p.5.14 === Chapter Chapter 6 --- Conclusions and future works --- p.6.1 === Chapter 6.1 --- Conclusions --- p.6.1 === Chapter 6.2 --- Further works --- p.6.2