Results 81 to 90 of about 811,199 (195)

Predicting grain refinement by cold severe plastic deformation in alloys using volume average dislocation generation

open access: yes, 2009
The grain refinement during severe plastic deformation (SPD) is predicted using volume averaged amount of dislocations generated. The model incorporates a new expansion of a model for hardening in the parabolic hardening regime, in which the work ...
Starink, M.J.   +3 more
core   +1 more source

Relational Concurrent Refinement Part III: Traces, partial relations and automata [PDF]

open access: yes, 2014
Data refinement in a state-based language such as Z is defined using a relational model in terms of the behaviour of abstract programs. Downward and upward simulation conditions form a sound and jointly complete methodology to verify relational data ...
Derrick, John, Boiten, Eerke Albert
core   +1 more source

Grain refinement limit of commercial pure Al inoculated by Al-Ti-C (B) master alloys [PDF]

open access: yesChina Foundry, 2015
The grain refinement limits of commercial pure Al inoculated by Al-5Ti-1B, Al-5Ti-0.25C and Al-5Ti-0.3C-0.2B master alloys were studied, and the influence of melting temperature on the grain refining performance of these three master alloys was ...
En-zhao Wang, Xiang-fa Liu
doaj  

Grain Refinement of Pure Ti During Plastic Deformation

open access: yes, 2010
The mechanism of grain refinement was studied in titanium subjected to high-rate surface mechanical attrition treatment. By cross-sectional transmission electron microscopy, the deformation structures were systematically characterized in a ...
Fan K   +4 more
core   +1 more source

Grain refinement of commercial purity Magnesium processed by Ecap (Equal Channel Angular Pressing)

open access: yesMaterials Research, 2012
Grain refinement in magnesium is evaluated in the present paper. Equal Channel Angular Pressing is used to process commercially pure magnesium. Processing was carried out at 523 K which is lower than the temperature used in other papers on the literature.
Flávia Spitale Jacques Poggiali   +3 more
doaj  

Superficial Grain Refinement of 316L Stainless Steel by Rolling with Rough Rolls. [PDF]

open access: yesMaterials (Basel), 2023
Maril Y   +4 more
europepmc   +1 more source

Grain refinement of magnesium

open access: yes, 2014
Grain formation during solidification of magnesium and Mg-AI alloys has been studied with a focus on grain refinement mechanisms, solute and particle effects.
St John, D. H.   +5 more
core   +1 more source

Exploring Linear Rake Machining In 316L Austenitic Stainless Steel for Microstructure Scale-Refinement, Grain Boundary Engineering, and Surface Modification [PDF]

open access: yes, 2013
Thermo-mechanical processing plays an important role in materials property optimization through microstructure modification, required by demanding modern materials applications.
Facco, Giovanni Giuseppe
core  

Grain Refinement in Undercooled Metals

open access: yes, 1997
Recently, it was demonstrated that grain refinement in metals can take place through two mechanisms, namely, dynamic nucleation and remelting of initially formed dendrites. In this study, it was found that Ni99.45B0.55 undergoes grain refinement, both by
J. Z. Xiao, H. Yang, H. W. Kui
core   +1 more source

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