... of the influence of three different particulate fillers—fly ash, alumina ( Al 2 O 3 ) , and silicon carbide (SiC)—on the wear characteristics of glass-polyester composites. For this purpose, the erosion test schedule in an air jet type test rig is made, following design of experiments approach using Taguchi’s...

... to the determination of the material properties of an air plasma sprayed alumina-titania blend ceramic to which a viscoelastic material has been added by vacuum infiltration. Tests were conducted at both room and elevated temperatures. Material properties obtained from specimens with three coating thicknesses...

...Dinesh Kalyanasundaram; Pranav Shrotriya; Pal Molian A combined experimental and analytical approach is undertaken to identify the relationship between process parameters and fracture behavior in the cutting of a 1 mm thick alumina samples by a hybrid C O 2 laser∕waterjet (LWJ) manufacturing...

... nanocomposites magnesium silicon compounds alumina powder metallurgy extrusion porosity nanoparticles thermomechanical treatment thermal expansion hardness ductility fractography brittle fracture hybrid composites nanocomposites magnesium mechanical properties coefficient of thermal...

... that we understand the fracture behavior of fiber composites at cryogenic temperatures before they are used in cryogenic storage systems. carbon fibre reinforced plastics particle reinforced composites laminates woven composites fracture toughness cryogenics alumina nanoparticles 20...

...Ken Gall; Yiping Liu; Dmitri Routkevitch; Dudley S. Finch We examine the mechanical behavior of anodic alumina thin films with organized nanometer-scale porosity. The cylindrical pores in the alumina film are arranged perpendicular to the film thickness in a near-perfect triangular lattice...

.... (a) Grain morphology of as-deposited 3 μ m pure copper thin film. (b) Grain morphology of as-deposited 3 μ m nanocomposite thin film of copper matrix and alumina nanoparticles. The Cu - Al 2 O 3 nanocomposite thin films and the control films of pure copper were...

... 22 02 2005 calcium compounds alumina silicon compounds glass fibre reinforced composites glass ceramics fracture mechanics fatigue testing fatigue nondestructive testing internal stresses crystal microstructure infrared imaging scanning electron microscopy During the past...

...Z. Xia; W. A. Curtin; B. W. Sheldon The fracture toughness of highly-ordered multi-wall carbon-nanotube-reinforced alumina composites is calculated from experimental data on nanoindentation cracking. A combined analytical and numerical model, using cohesive zone models for both matrix cracking...

... composite materials ceramics fracture finite element analysis crystal microstructure cracks alumina Macroscale continuum theories are useful for the prediction of the average response of heterogeneous material systems. To analyze and characterize the effects of underlying microstructural...

... 2003 fatigue adhesion joining processes fibre reinforced composites delamination stress analysis Young's modulus thermal expansion internal stresses thermal stresses Poisson ratio shear modulus alumina austenitic stainless steel We are now developing cryogenic structures...

... October 28, 2002. Associate Editor: G. Newaz. 19 December 2001 28 October 2002 10 07 2003 alumina yttrium compounds garnets ceramics composite materials creep finite element analysis scanning electron microscopy crystal microstructure Ultra-high-temperature...

.... 18 March 2002 22 November 2002 04 04 2003 nanoparticles scanning electron microscopy light scattering X-ray diffraction coating techniques coatings fibres ceramics alumina fluidised beds substrates surface treatment Nanoparticles are of great interest to many...

...O. Sbaizero; G. Pezzotti Alumina matrix was prepared with varying amounts of metal molybdenum particles of two different grain sizes. R-curves were determined during stable crack propagation and a piezo-spectroscopic technique was used to assess the bridging stresses developed along the crack wake...

...I. Zarudi; L. C. Zhang, Mem. ASME This paper investigates both experimentally and theoretically the subsurface damage in alumina by ductile-mode griding. It found that the distribution of the fractured area on a ground mirror surface, with the Rms roughness in the range from 30 nm to 90 nm, depends...