mechanical alloying

mechanical alloying

[mi′kan·i·kəl ə′lȯi·iŋ]
(metallurgy)
A materials-processing method for assembling metal constituents with a controlled microstructure by repeated welding, fracturing, and rewelding of a mixture of powder particles, generally in a high-energy ball mill.
References in periodicals archive ?
Murty, Phase fie ds of nickel silicides obtained by mechanical alloying in the nanocrystalline state, J.
Strictly speaking, the mechanical alloying is also a powder metallurgy process).
Materion uses a proprietary mechanical alloying process that ensures excellent particle distribution and enhanced mechanical properties.
Among the topics are heat and mass transfer and energy aspects in combined infrared-convective drying of bee pollen, the interpretation of a marker experiment conducted during the formation of a higher oxide on the surface of a lower oxide, morphological evolution in hetero-epitaxial thin film structures at the nanoscale, effects of mechanical alloying on the structure and properties of iron powders, and the direct numerical simulation of the pressure drop through structured porous media.
Mechanical alloying is a useful powder processing technique that can produce a variety of equilibrium and non-equilibrium alloy phases [1, 2].
Mechanical alloying is one of the methods used for the production of nanocomposites.
The magnetic and structural properties of the most important alloys of iron produced by mechanical alloying.
They are introduced by seven original papers that summarize recent developments in metals, ceramics, and theory and simulation, among them the bulk diffusion of homovalent atomic probes of vanadium and niobium in single crystals of tungsten, the solid-phase mechanical alloying of bcc iron alloys by nitrogen in ball mills, utilizing granite powder waste in concrete production, and calculating the parameter of Ashcroft's potential using vacancy formation energy for some bcc metals.
Mechanical alloying is a solid state reaction process, in which a mixture of powder(s) is converted into an alloy by facilitating a series of high-energy collisions in a controlled (usually inert) atmosphere.
In addition to comminution, the mills can also be used for mixing and homogenizing emulsions and pastes or for mechanical alloying and activation in materials research.
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