... grain volume ratios facilitates crack bridging between coarse grains and results in very high crack propagation rate in coarse grains which eventually results in catastrophic failure of the whole structure. 11 03 2011 15 07 2011 27 10 2011 27 10 2011 aluminium alloys fatigue...

... factors: inclusion agglomeration, contact resistance between particles, and air voids. These composites may be useful for several applications: structural health monitoring, energy harvesting, and acoustic liners. 14 03 2011 22 07 2011 20 10 2011 20 10 2011 aluminium...

.... It is found that as the crack propagates, the LEFM overestimates the Δ G values. Interlaminar and fiber/matrix interface damage were evaluated by fractographic examination. aluminium diffusion bonding elasticity fatigue cracks fatigue testing fractography fracture mechanics laminates stainless...

... tensile direction than in shear. 16 01 2010 18 06 2010 29 09 2010 29 09 2010 aluminium composite materials plastic deformation shear strength tensile strength tensile testing titanium ultrasonic bonding ultrasonic welding Ultrasonic additive...

.../j.jmatprotec.2007.08.044 Cöcen , Ü. , and Önel , K. , 2002 , “ Ductility and Strength of Extruded SiCp/Aluminium-Alloy Composites ,” Compos. Sci. Technol. 0266-3538 , 62 , pp. 275 – 282 . 10.1016/S0266-3538(01)00198-1 Lloyd , D. J. , 1994 , “ Particle reinforced aluminum...

... Metal Films Heated by Nanosecond Laser Pulses ,” J. Appl. Phys. 0021-8979 , 77 , pp. 135 – 142 . 10.1063/1.359380 30 11 2009 22 04 2010 24 06 2010 24 06 2010 aluminium crystal microstructure finite element analysis laser materials processing light interference...

... completion of the cold-expansion process and removal of the mandrel, the entire material is subjected to a residual stress distribution. cold expansion hole expansion residual stress fatigue life improvement plasticity aluminium elastic deformation fatigue finite element analysis...

.... Sci. Eng., A 0921-5093 , 322 , pp. 153 – 3158 . 10.1016/S0921-5093(01)01128-5 19 03 2009 16 11 2009 22 02 2010 22 02 2010 aluminium creep fracture dislocations creep dislocations creep damage pure aluminum The increasing demand for higher...

... 06 2009 aluminium elasticity plasticity porosity sheet materials steel yield point perforated metals homogenization micromechanics porosity architectures Perforated metal sheets are found in a number of technologically important applications, including aircraft...

... factor level and five replicates of the center point. 27 04 2008 26 10 2008 09 03 2009 aluminium aluminium manufacture foils ultrasonic machining welds ultrasonic consolidation (UC) aluminum process control parameters linear weld density (LWD) edge defects...

... path is proposed. The results also suggest that kinematic hardening and transient hardening effects may explain the path dependence observed in some of the prestrain paths. 10 08 2007 22 02 2008 17 09 2008 alloy steel aluminium forming processes hardening stress-strain...

... 25 01 2008 13 03 2008 aluminium crack-edge stress field analysis crystal orientation electron backscattering electron diffraction finite element analysis fracture hardening kink bands plasticity scanning electron microscopy slip crack tip fields single crystal crack...

... , “ Distribution of Grain Boundaries in Aluminum as a Function of Five Macroscopic Parameters ,” Acta Mater. 1359-6454 10.1016/j.actamat.2004.04.018 , 52 , pp. 3649 – 3655 . 31 07 2007 19 12 2007 12 03 2008 aluminium crystal microstructure crystal orientation X-ray diffraction...

... in the real Al–SiC metal matrix composite microstructure considered here agree well with the experimentally determined path. 14 08 2007 06 01 2008 12 03 2008 aluminium cracks crystal microstructure ductility particle reinforced composites silicon compounds voids (solid...

... the localization strains when they straddle the localization band. 13 07 2007 21 11 2007 12 03 2008 aluminium grain size particle reinforced composites stress-strain relations strain localization damage finite element analysis aluminum particles grain structure Strain...

... and the aluminium skin material, as shown in Fig. 3 . Therefore, Fig. 3 only includes the tensile curves observed for room temperature and for 120°C that are based on overall thickness. True stress strain curves for the laminate and the cover sheet material obtained from tensile tests at 26°C and 120°C...

... ,” Metall. Mater. Trans. A 1073-5623 , 35A , pp. 2153 – 2160 . Gao , Y. , and Doumanidis , C. , 2002 , “ Mechanical Analysis of Ultrasonic Bonding for Rapid Prototyping ,” ASME J. Manuf. Sci. Eng. 1087-1357 10.1115/1.1459082 , 124 ( 2 ), pp. 426 – 434 . aluminium silicon...

... inclusions. micromechanics inclusions bonds (chemical) internal stresses finite volume methods particle reinforced composites boron aluminium stress-strain relations tensile strength compressive strength 11 07 2006 04 02 2007 The longitudinal stress-strain response...

... heating. However, the effects diminish with increasing strain rate. The analysis shows that applying electricity during deformation provides a viable alternative to increasing the workpiece temperature for deformation-based manufacturing processes. 30 12 2005 18 01 2007 brass aluminium...

... of the experimental studies are compared to those of the model material. Conclusions. It was verified that, although with some limitations, the proposed model system will be useful in the study of the formation mechanisms of the graded distributions in the FGMs. 03 02 2005 17 01 2007 aluminium...