Fe-based composite materials with advanced mechanical properties [Elektronische Ressource] / von Katarzyna Werniewicz

Fe-based composite materials with advanced mechanical properties DISSERTATION zur Erlangung des akademischen Grades Doktoringenieur (Dr.-Ing.) vorgelegt der Fakultät Maschinenwesen der Technischen Universität Dresden von M. Sc. Katarzyna Werniewicz geb. am 13.08.1978 in Warschau, Polen 05.01.2010, Dresden “All truths are easy to understand once they are discovered; the point is to discover them” Galileo Galilei … to my mother … dla mojej najukochańszej mamy Katarzyna Werniewicz Fe-based composite materials with advanced mechanical properties TABLE OF CONTENTS Abstract iv List of symbols and abbreviations viii 1. Introduction 1 2. Theoretical principles – from crystals to non-crystalline structures 7 2.1 Metallic materials in crystalline and in glassy state 7 8• Description of the crystalline state • Metallic glass – nature of the glassy state and its formation 16 32• Metallic glass matrix composites 2.2 Structure – mechanical behavior relationships 36 36• Comparison of conventional crystalline materials with metallic glasses 41• Superior mechanical properties of metallic glass composites 3. Materials – processing and characterization 47 3.