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fabrication and characterization of Al-based metal matrix composite materials reinforced by Al2O3 and Al-Cr intermetallics. / 氧化鋁及鋁-鉻金屬間化合物增強的鋁基複合材料的製造和表徵 / The fabrication and characterization of Al-based metal matrix composite materials reinforced by Al2O3 and Al-Cr intermetallics. / Yang hua lü ji lü-ge jin shu jian hua he wu zeng qiang de lü ji fu he cai liao de zhi zao he biao zheng

by Wai-Yuen Kwok = 氧化鋁及鋁-鉻金屬間化合物增強的鋁基複合材料的製造和表徵 / 郭瑋源. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2003. / Includes bibliographical references. / Text in English; abstracts in English and Chinese. / by Wai-Yuen Kwok = Yang hua lü ji lü--ge jin shu jian hua he wu zeng qiang de lü ji fu he cai liao de zhi zao he biao zheng / Guo Weiyuan. / Acknowledgements --- p.i / Abstract --- p.ii / 摘要 --- p.iv / List of tables --- p.vi / List of figures --- p.vii / Table of contents --- p.xiv / Chapter Chapter 1 --- Metal matrix composites --- p.1-1 / Chapter 1.1 --- Introduction --- p.1-1 / Chapter 1.1.2 --- Conventional fabrication processes --- p.1-2 / Chapter 1.1.2.1 --- Solid state processes --- p.1-2 / Chapter 1.1.2.1.1 --- Powder blending and consolidation --- p.1-2 / Chapter 1.1.2.1.2 --- Diffusion bonding --- p.1-3 / Chapter 1.1.2.2 --- Liquid state processes --- p.1-3 / Chapter 1.1.2.2.1 --- Casting or liquid infiltration --- p.1-3 / Chapter 1.1.2.2.2 --- Squeeze infiltration --- p.1-4 / Chapter 1.1.2.2.3 --- Stir casting --- p.1-4 / Chapter 1.1.2.2.4 --- Spray deposition --- p.1-5 / Chapter 1.1.2.3 --- In-situ processes --- p.1-5 / Chapter 1.1.3 --- Applications of metal matrix composites --- p.1-6 / Chapter 1.1.3.1 --- Aerospace applications --- p.1-6 / Chapter 1.1.3.2 --- Non-aerospace applications --- p.1-6 / Chapter 1.1.3.3 --- Filamentary superconductors --- p.1-7 / Chapter 1.2 --- Reinforcements in metal matrix composites --- p.1-7 / Chapter 1.2.1 --- Particles reinforcements --- p.1-8 / Chapter 1.2.1.1 --- Definition of intermetallics --- p.1-8 / Chapter 1.2.1.2 --- Applications of intermetallics --- p.1-9 / Chapter 1.2.2 --- Fiber reinforcements --- p.1-9 / Chapter 1.2.2.1 --- Definition of whisker --- p.1-9 / Chapter 1.2.2.2 --- Applications of whiskers --- p.1-10 / Chapter 1.3 --- Chromium Aluminide --- p.1-10 / Chapter 1.3.1 --- Aluminum and Aluminum (III) oxide --- p.1-11 / Chapter 1.3.2 --- Chromium and Chromium (III) oxide --- p.1-12 / Chapter 1.4 --- Previous work --- p.1-13 / Chapter 1.5 --- Current work --- p.1-14 / Chapter 1.6 --- Thesis layout --- p.1-15 / References / Chapter Chapter 2 --- Methodology and Instrumentation --- p.2-1 / Chapter 2.1 --- Introduction --- p.2-1 / Chapter 2.2 --- Powder metallurgy --- p.2-1 / Chapter 2.2.1 --- "Particle size, pressing pressure, sintering conditions" --- p.2-1 / Chapter 2.2.2 --- Sintering process --- p.2-2 / Chapter 2.3 --- Fabrication methods --- p.2-4 / Chapter 2.3.1 --- Sample preparation --- p.2-4 / Chapter 2.3.1.1 --- Al+Cr2〇3 composite samples --- p.2-4 / Chapter 2.3.2 --- Cold pressing --- p.2-4 / Chapter 2.3.3 --- Box furnace sintering (Sintering in air) --- p.2-5 / Chapter 2.3.4 --- Argon tube furnace sintering (Sintering in argon) --- p.2-5 / Chapter 2.3.5 --- Hot-press sintering --- p.2-6 / Chapter 2.3.6 --- Arc melting --- p.2-7 / Chapter 2.4 --- Characterization methods --- p.2-8 / Chapter 2.4.1 --- Thermal analysis - Differential thermal analyzer (DTA) --- p.2-8 / Chapter 2.4.2 --- Physical property analysis - Relative density measurement --- p.2-9 / Chapter 2.4.3 --- Mechanical property - Vickers hardness measurement --- p.2-10 / Chapter 2.4.4 --- Microstructural analysis - Scanning electron microscopy (SEM) --- p.2-10 / Chapter 2.4.5 --- Phases determination - X-ray powder diffractometry (XRD) --- p.2-11 / References / Chapter Chapter 3 --- Thermal analysis of Al-Cr203 powder mixture --- p.3-1 / Chapter 3.1 --- Introduction --- p.3-1 / Chapter 3.2 --- Experimental details --- p.3-2 / Chapter 3.3 --- Results --- p.3-2 / Chapter 3.3.1 --- DTA curves --- p.3-2 / Chapter 3.3.2 --- XRD patterns --- p.3-3 / Chapter 3.3.3 --- SEM micrographs --- p.3-4 / Chapter 3.4 --- Discussions --- p.3-5 / Chapter 3.5 --- Formation of Al-Cr203 MMCs --- p.3-8 / Chapter 3.6 --- Conclusions --- p.3-8 / References / Chapter Chapter 4 --- Fabrication and characterization of the Al-Cr203 MMCs --- p.4-1 / Chapter 4.1 --- Introduction --- p.4-1 / Chapter 4.2 --- Experimental details --- p.4-1 / Chapter 4.3 --- Results --- p.4-2 / Chapter 4.3.1 --- Al-MMCs produced by different sintering methods --- p.4-2 / Chapter 4.3.1.1 --- XRD patterns --- p.4-2 / Chapter 4.3.1.2 --- SEM micrographs --- p.4-4 / Chapter 4.3.2 --- Argon-sintered Al-MMCs with different sintering time --- p.4-6 / Chapter 4.3.2.1 --- XRD patterns --- p.4-6 / Chapter 4.3.2.2 --- SEM micrographs --- p.4-7 / Chapter 4.4 --- Discussions --- p.4-8 / Chapter 4.5 --- Mechanism in the formation of Al-Cr203 MMCs --- p.4-9 / Chapter 4.6 --- Conclusions --- p.4-10 / References / Chapter Chapter 5 --- Physical and mechanical properties of Al-Cr203 system --- p.5-1 / Chapter 5.1 --- Introduction --- p.5-1 / Chapter 5.2 --- Experimental details --- p.5-1 / Chapter 5.3 --- Relativity density --- p.5-2 / Chapter 5.3.1 --- Measurement --- p.5-2 / Chapter 5.3.2 --- Discussions --- p.5-4 / Chapter 5.4 --- Mechanical hardness --- p.5-5 / Chapter 5.4.1 --- Measurement --- p.5-5 / Chapter 5.4.2 --- Discussions --- p.5-6 / Chapter 5.5 --- Conclusions --- p.5-7 / References / Chapter Chapter 6 --- Fabrication and characterization of Al-Cr203 MMCs fabricated by arc melting --- p.6-1 / Chapter 6.1 --- Introduction --- p.6-1 / Chapter 6.2 --- Experimental Details --- p.6-1 / Chapter 6.3 --- Results --- p.6-2 / Chapter 6.3.1 --- Unannealed arc-melted samples --- p.6-2 / Chapter 6.3.1.1 --- XRD patterns --- p.6-2 / Chapter 6.3.1.2 --- SEM micrographs --- p.6-2 / Chapter 6.3.2 --- Annealed arc-melted samples --- p.6-4 / Chapter 6.3.2.1 --- XRD patterns --- p.6-4 / Chapter 6.3.2.2 --- SEM micrographs --- p.6-4 / Chapter 6.4 --- Discussions --- p.6-5 / Chapter 6.5 --- Formation of Al-MMCs during the arc-melting method --- p.6-6 / Chapter 6.6 --- Vickers hardness --- p.6-7 / Chapter 6.7 --- Conclusions --- p.6-8 / References / Chapter Chapter 7 --- Conclusions and future works --- p.7-1 / Chapter 7.1 --- Conclusions --- p.7-1 / Chapter 7.2 --- Future works --- p.7-2

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_324356
Date January 2003
ContributorsKwok, Wai-Yuen., Chinese University of Hong Kong Graduate School. Division of Physics.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, 1 v. (various pagings) : ill. ; 30 cm.
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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