... ,” Master thesis, Mechanical and Aerospace Engineering Department, Utah State University, Logan, UT. 11 03 2011 15 07 2011 27 10 2011 27 10 2011 aluminium alloys fatigue cracks grain size magnesium alloys nucleation damage crack aluminium bimodal grain size...

... 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...

.../A:1015745624600 Bhagat , R. B. , 1985 , “ Low Cycle Fatigue Behavior of Aluminum/Stainless Steel Composites ,” AIAA J. 0001-1452 , 23 , pp. 912 – 917 . 10.2514/3.9006 05 09 2010 20 01 2011 21 03 2011 21 03 2011 aluminium diffusion bonding elasticity fatigue...

... and explained. Graff , K. , 2005 , New Developments in Advanced Welding , Woodhead , Cambridge, England . Kong , C. Y. , Soar , R. C. , and Dickens , P. M. , 2004 , “ Optimum Process Parameters for Ultrasonic Consolidation of 3003 Aluminium ,” J. Mater. Process. Technol...

.... 06 04 2010 16 06 2010 08 09 2010 08 09 2010 aluminium extrusion nanocomposites nanoparticles powder metallurgy silicon compounds slip wide band gap semiconductors yield strength nanocomposite Al–SiC ductility strength microwave sintering Al–SiC...

... 2009 22 04 2010 24 06 2010 24 06 2010 aluminium crystal microstructure finite element analysis laser materials processing light interference photothermal effects stainless steel temperature distribution titanium hierarchical structures metals laser interference...

...-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 internal stresses...

... α and β are constants, D v is the lattice diffusion coefficient, and σ 0 is a reference stress. 19 03 2009 16 11 2009 22 02 2010 22 02 2010 aluminium creep fracture dislocations creep dislocations creep damage pure aluminum...

... Poisson’s ratio υ 23 ∗ . The elastic-plastic response was characterized by four yield parameters, which define the initiation of yielding through the asymptotic or maximum stress that an array is capable of supporting. 12 10 2008 15 01 2009 04 06 2009 aluminium...

... as operative control parameters during the ultrasonic consolidation. ultrasonic consolidation (UC) aluminum process control parameters linear weld density (LWD) edge defects central defects aluminium aluminium manufacture foils ultrasonic machining welds 27 04 2008 26 10...

... 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...

.... 0021-8936 10.1115/1.2897135 , 58 , pp. 104 – 110 . 20 07 2007 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...

... 2007 12 03 2008 aluminium crystal microstructure crystal orientation X-ray diffraction X-ray microscopy X-ray optics Processing and application of polycrystalline materials rely on manipulation and control of defect structures. Defects range from point defects in crystals...

... 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...

... . Akeret , A. , 1978 , “ Investigation of Strain Localization in Aluminum Alloys ,” Aluminium 54 , pp. 511 – 519 (in German). Wright , S. I. , and Field , D. P. , 1998 , “ Recent Studies of Local Texture and Its Influence on Failure ,” Mater. Sci. Eng., A 0921-5093 10.1016...

... , which is only half the punch diameter, recommended for the evaluation of forming limit diagrams ( 18 ). The forming limits determined in this study might therefore only be of limited use when comparing the formability of the aluminium/polymer laminate to that of conventional materials. However...

... intermetallic formation and immiscibility when dealing with metallurgically incompatible dissimilar material combinations. additive manufacturing ultrasonic consolidation ultrasonic welding metal matrix composites Al/SiC composites push-out testing aluminium silicon compounds ultrasonic...

... micromechanics inclusions bonds (chemical) internal stresses finite volume methods particle reinforced composites boron aluminium stress-strain relations tensile strength compressive strength Metal matrix composites (MMCs) continue to play a significant role in the emerging technologies. Clyne...

... the stress required to continue dislocation motion ( 1 ). This stress is usually overcome by mechanically applying more force. However, if dislocation motion were aided without requiring more force, operational forces and overall costs could be reduced. brass aluminium tool steel cold working...

... 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...