نتایج جستجو برای: recrystallization process

تعداد نتایج: 1315631  

Journal: : 2021

In this study, we reported a simple and green manufacturing of uniform, sphere-shaped [Ni1/3Co1/3Mn1/3]CO3 nanoparticles, which can be considered as precursor for Li[Ni1/3Co1/3Mn1/3]O2 . Ni-Co-Mn carbonate particle was prepared via three steps, (1), the mixing metal sulfate salts with Na2CO3 which, formed primary precipitation, (2) addition (NH4)2CO3, responsible increasing conversion rate, (3)...

Journal: :Chinese Physics 2023

Tungsten is the candidate divertor target material in future fusion reactors. The tungsten expected to serve a severe environment of high temperature and high-energy neutron irradiation. This can lead irradiation-induced recrystallization tungsten, thereby increasing possibility intergranular brittle failure compromising safe operation divertor. Thus, clarifying mechanism crucial. However, curr...

Journal: :journal of ultrafine grained and nanostructured materials 2015
mahmood fatemi abbas zarei-hanzaki

a review on the microstructural evolution in magnesium alloys during severe plastic deformation waspresented. the challenges deserved to achieve ultrafine/ nanostructured magnesium were discussed.the characteristics of the processed materials are influenced by three main factors, including i)difficult processing at low temperatures, ii) high temperature processing and the occurrence ofdynamic r...

Journal: :international journal of iron & steel society of iran 2004
r ebrahimi a najafizadeh

processing map for hot working of ti-if steel has been developed in the temperature range of 750 to 1100 °cand strain rate of 0.01 to 100 s-1. this map in the austenite region exhibits a single domain with a peak efficiencyof 45% occurring at 1025 °c and strain rate of 0.02 s-1. the domain extends over the temperature range of 1000to 1100 °c and strain rate range of 0.01 to 1 s-1. the true stre...

Journal: :Journal of physics 2021

Abstract The melting and recrystallization behavior of -iPP crystal induced by β -nucleating agent was studied. A new type α-modification has been developed self-seeding process. growth process these crystals is just like “photographic development process.” Crystalline phase transformation the memory effect caused local order observed during annealing high temperature sufficient to destroy β-nu...

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