Materials Under Stress

alloy alumina aluminium Ångstrom applied stress atoms axis behaviour bonding Bravais lattice brittle calculated carbide carbon cellulose cement ceramics cermets chain Composite Materials compression concrete constant copper covalent crack creep rate cross-linking cross-sectional crystalline decrease deformation direction dislocation density dislocation line ductile elastic modulus electrons fatigue filler force fracture glass transition temperature grain boundaries graphite hardening hexagonal Hooke's law hydrated hydrogen increase internal friction kgf/mm² lattice layers load matrix maximum mechanical properties melting point metals molecular molecules occurs orientation oxide parallel particles Phys plastic polycrystalline porosity ratio region relaxation resin room temperature rubber rupture screw dislocation shear modulus shear stress shown in Fig silicate silicon single crystals slip plane slip systems solid solution specimen steel strain rate stress-strain curve surface energy tensile strength tensile stress tensile test theory tion tungsten uniaxial unit vector viscoelastic viscous wires yield stress Young's modulus