... alloy (AA6063), copper, brass, mild steel, AISI 304L stainless steel, AISI 316L stainless steel, and turbine blade grade steel using three different erodents namely, quartz, alumina, and silicon carbide. Experiments have been performed at different orientation angles of target material at the velocities...

... 21 07 2011 cooling copper heat exchangers heat transfer lubrication mechanical contact microchannel flow sliding friction steel wear wear testing bearing design and technology friction sliding tribological systems In addition to providing fluid film lubrication...

... nonferrous metals on their tribological behavior in the LN 2 environment, we have studied the friction and wear properties of high purity copper (Cu) and titanium (Ti) against the bearing grade steel. These two materials have been processed to produce samples of comparable hardness that have widely different...

...Isami Nitta; Yoshio Matsuzaki To clarify the sealing characteristics of metal gasket seals, leakage rates of gas and the real contact area of the seal surfaces were measured under several closing loads. The static seal consisted of a ring-shaped copper gasket and the two steel flanges that held...

...Poulami Maji; R. K. Dube; Bikramjit Basu Copper–tungsten composite materials are developed for applications such as electrical contacts, resistance electrodes, and contact tips in welding guns as well as for components requiring higher wear resistance. In addition to the aspect of improved...

...A. Ovcharenko; I. Etsion The contact area, friction force, and relative displacement evolution at the very early stage of fretting are investigated experimentally. Copper and steel spheres of various diameters are loaded against a hard sapphire flat by a range of normal loads deep into the elastic...

... 10.1126/science.263.5154.1704 , 263 ( 5154 ), pp. 1704 – 1705 . Hsu , Q. C. , Wu , C. D. , and Fang , T. H. , 2005 , “ Studies on Nanoimprint Process Parameters of Copper by Molecular Dynamics Analysis ,” Comput. Mater. Sci. , 34 ( 4 ), pp. 314 – 322 . 0927-0256...

...-butylpolysulfides (DIBPS). The copper corrosion-inhibiting performance and thermal stabilities of the additives were explored as well. The results showed that the synthetic heterocyclic polysulfides had better corrosion-inhibiting properties and thermal stability than the DIBPS. Moreover, the heterocyclic...

...C. S. Ramesh; T. B. Prasad Graphite and carbon short fiber (copper coated) reinforced ( 2 wt % ) hypereutectic Al–17%Si alloy composites were prepared by liquid metallurgy route. Room temperature friction and wear properties of as-cast hypereutectic Al–Si alloy reinforced with copper coated...

... material removal rate (MRR) was compared with experimental measurements of copper CMP. A series of parametric studies were also conducted in order to predict the effects of varying slurry properties such as solid fraction and abrasive particle size. The results from the model are promising and suggest...

... different plasticity models for copper: a conventional isotropic, homogeneous J 2 plasticity model and a continuum crystal plasticity model. Using crystal plasticity, the dependence of crystallographic orientation on plastic deformation and energy dissipation can be determined. The relative trends predicted...

... on the proposed lubricant performance, pin-on-disk experiments were conducted with spherical copper pins (radius 6.5 mm ) and aluminum disks ( Ra = 1.35 μ m ) . Friction coefficient measurements were taken at more than 20 distinct operating conditions while varying the lubrication condition (unlubricated, boric...

...Jen Fin Lin; Sheng-Chao Chen; Yu Long Ouyang; Ming Shih Tsai An average Reynolds equation considering the effects of a pad’s annular grooves and surface roughness is developed in this study to examine mixed lubrication in the chemical mechanical polishing (CMP) of a copper-film silicon wafer...

... pressures, stress contours and deformed profiles of different cylinder sizes and applied loads are illustrated and discussed. The results are compared to published solutions, and good agreements are observed. aluminium copper iron adhesion adhesives finite element analysis Galerkin method...

... the transition from predominantly plastic to elastic deformation depends on the fractal parameters and material properties. In the low-load range, the static coefficient of friction decreases with the increase of the load, while in the high-load range it increases with the load. Numerical results for copper...

... manuscript received August 26, 2004. Review conducted by: Q. Wang. 05 May 2004 26 August 2004 07 02 2005 mechanical contact stiction copper sliding friction steel elasticity plasticity plastic flow Spherical Contact Elastic-Plastic Contact Junction Growth Friction...

...). 24 November 2003 11 March 2004 09 11 2004 copper metallic thin films indentation internal stresses plastic flow microhardness digital simulation finite element analysis Nanoindentatoin Finite Element Methods Nanohardness It is known that the mechanical...

...Jen Fin Lin, Professor; Junne Dar Chern; Yang Hui Chang; Ping Lin Kuo; Ming Shih Tsai In the chemical mechanical planarization of a copper-film silicon wafer, the average Reynolds equation with flow factors has also been developed for a cylindrical coordinate system to study the mixed lubrication...

... the surface structure specimens of low-carbon steel, aluminum and copper were subjected to wear tests and then investigated by X-ray. Under certain test conditions it was found that the changes in the surface layer structure, evidenced by the structural broadening of diffraction lines, reach a maximum level...