Toughening mechanisms in composite materials
Toughening Mechanisms in Composite Materials aims to provide a comprehensive and technically detailed coverage of composites and their toughening mechanisms. Unique in its direct and comprehensive approach, the book presents fundamental knowledge on composites' toughening mechanisms as well as...
| Otros Autores: | , , |
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| Formato: | Libro electrónico |
| Idioma: | Inglés |
| Publicado: |
Amsterdam, [Netherlands] :
Woodhead Publishing
2015.
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| Colección: | Woodhead Publishing series in composites science and engineering ;
Number 55. |
| Materias: | |
| Ver en Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009644308806719 |
Tabla de Contenidos:
- Front Cover; Toughening Mechanisms in Composite Materials; Copyright; Contents; List of contributors; Woodhead Publishing Series in Composites Science and Engineering; Chapter 1: Introduction to the composite and its toughening mechanisms; 1.1. Basic concepts; 1.1.1. Matrix materials; 1.1.2. Reinforcement materials; 1.2. Historical developments; 1.3. Classification and applications; 1.3.1. Classification based on matrix materials; 1.3.2. Classification based on the geometry of reinforcement; 1.4. Effective mechanical behavior of composites; 1.4.1. Mechanics of materials approach
- 1.4.1.1. Determination of longitudinal modulus E11.4.1.2. Determination of transverse modulus E2; 1.4.1.3. Determination of major Poissons ratio μ12; 1.4.1.4. Determination of in-plane shear modulus G12; 1.4.2. Finite element approach; 1.4.2.1. Calculation of E1 and μ12; 1.4.2.2. Calculation of E2; 1.4.2.3. Calculation of G12; 1.4.2.4. A numerical example; 1.4.3. Direct homogenization; 1.4.4. Indirect homogenization; 1.4.4.1. Self-consistent scheme; 1.4.4.2. Mori-Tanaka method; 1.4.4.3. Differential method; 1.4.5. Micromechanics-boundary element mixed approach
- 1.4.5.1. BE formulation for two-phase composites1.4.5.2. Algorithm for self-consistent approach; 1.4.6. Periodic boundary conditions in unit cell scheme; 1.4.6.1. Periodic boundary condition; 1.4.6.2. FE modeling; Element type and material property; Element mesh; Numerical results; 1.5. Toughening mechanisms of composites; 1.5.1. Crack front pinning; 1.5.2. Particle bridging or crack bridging; 1.5.3. Crack path deflection; 1.5.4. Microcrack toughening; References; Part One: Toughening mechanisms for particle-reinforced composites
- Chapter 2: Silicon nitride based ceramic composites toughened by rare-earth oxide additives2.1. Introduction; 2.2. Preparing Si3N4-based ceramics and the role of RE oxide additives; 2.2.1. Densification mechanism of Si3N4; 2.2.2. Microstructure evolution of Si3N4; 2.2.3. RE elements and their role in Si3N4 ceramics; 2.2.4. Effect of RE oxides on the microstructure development of Si3N4; 2.2.5. Processing of Si3N4-SiC composites; 2.2.6. Effect of RE2O3 on the microstructure development of Si3N4-SiC composites; 2.3. Toughening of Si3N4-based ceramics; 2.3.1. Fracture toughness of Si3N4 monoliths
- 2.3.2. Fracture toughness of Si3N4-SiC composites2.4. The influence of RE oxide additives on the toughening of Si3N4-based materials; 2.4.1. Fracture toughness of the monolithic Si3N4 ceramics sintered with RE2O3; 2.4.2. Fracture toughness of the Si3N4-SiC composites sintered with RE2O3; 2.5. Future trends; 2.6. Sources of further information; Acknowledgments; References; Chapter 3: Toughening mechanisms in epoxy/graphene platelets composites; 3.1. Introduction; 3.2. Graphene and its derivatives; 3.2.1. From graphene to graphene oxide; 3.2.2. Characteristic of GnPs
- 3.3. Fabrication, structure, properties, and toughening mechanisms of epoxy composites containing GnPs of ~10nm in thickness
