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Grain - Microstructure

Review of grain refinement methods for as-cast microstructure of magnesium alloy

Review of grain refinement methods for as-cast microstructure of magnesium alloy

... various grain-refi ning methods developed for Mg-based alloy, mainly applied to the wrought and cast ...Fine grain microstructure favors uniform deformation and improves isotropic mechanical ...

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Microstructure and properties of Mg-Al binary alloys

Microstructure and properties of Mg-Al binary alloys

... average grain size of Mg-Al binary alloys. Figure 3 illustrates the grain structures of Mg-Al binary ...average grain size of Mg-1%Al alloy is 3 097 ...average grain size decreases ...

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Microstructure effects on the thermoelectric response of doped SrTiO3

Microstructure effects on the thermoelectric response of doped SrTiO3

... roughness, grain boundary revelation and heterogeneity of the sample, providing an easy way to compare qualitatively different ...average grain size of the pellets in the case of large ...

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Unique microstructure and excellent mechanical properties of ADI

Unique microstructure and excellent mechanical properties of ADI

... fine grain sizes decrease the ductile-brittle transition temperature and improve impact ...fine grain sizes are the main factors that contribute to better low temperature impact toughness for ...

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Microstructure evolution during pressureless sintering of  bulk oxide ceramics

Microstructure evolution during pressureless sintering of bulk oxide ceramics

... The author’s experience concerning the infl uence of the choice of different pressureless heating schedules on the fi nal microstructure of oxide ceramic materials is summarized in the paper. Alumina, ceria, ...

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Ceramic processing and microstructure/property relation in CaCu3Ti4O12

Ceramic processing and microstructure/property relation in CaCu3Ti4O12

... about the evolution of the IBLC mechanism in CCTO ceramics with sintering temperature where the conducting phase emerges and grows from the core part of grains at the expense of phase R. The conducting phase exhibits ...

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Microstructure and Hardness Evolution in Magnesium Processed by HPT

Microstructure and Hardness Evolution in Magnesium Processed by HPT

... the grain structure of samples processed by 1/8, 1/2 and 10 turns of ...along grain boundaries. The microstructure of the material processed by 1/2 turn exhibits grains with different sizes although ...

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Grain Refinement of Al-5Ti-0.62C-0.2Nd Grain Refiner for Commercial Pure Aluminum and Its Effect on Mechanical Properties

Grain Refinement of Al-5Ti-0.62C-0.2Nd Grain Refiner for Commercial Pure Aluminum and Its Effect on Mechanical Properties

... 0.62C-0.2Nd grain refiners was identified using a Rigaku D/ max-A X-ray diffractometer (XRD, PW 3040/60, PANalytical, Rotterdam, The Netherlands) with a range of ...the grain refiner was measured using ...

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Effect of calcium oxide microstructure on the diffusion of isotopes

Effect of calcium oxide microstructure on the diffusion of isotopes

... a grain size at least one to two orders of magnitude larger (as discussed ...the grain size would have to be known at this kind of temperatures for further ...

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Microstructure and mechanical properties  of a microalloyed steel after thermal treatments.

Microstructure and mechanical properties of a microalloyed steel after thermal treatments.

... phase microstructure, the martensite volume fraction varied from ...ferrite grain size remained unchanged, upon the variation of the time length of the intercritical treat- ...

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Influence of copper content on microstructure development of AlSi9Cu3 alloy

Influence of copper content on microstructure development of AlSi9Cu3 alloy

... of microstructure evolution during solidification is of general importance due to requirements inputted in front of mechanical, technological and corrosion properties of material ...i.e. grain refinement, ...

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Doping on Phase Structure and Microstructure of AlCoCuFeMnNi Alloy Coating

Doping on Phase Structure and Microstructure of AlCoCuFeMnNi Alloy Coating

... AlCoCuFeMnNi high-entropy alloy coating was prepared by plasma cladding method. The phase structure and microstructure of AlCoCuFeMnNi coating was investigated by XRD, SEM and EDS respectively. The results show ...

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Relating optical and microwave grain metrics of snow: the relevance of grain shape

Relating optical and microwave grain metrics of snow: the relevance of grain shape

... of grain size is not sufficient to characterize the microstructure for many physical ...additional grain size metrics which imple- ment the idea of grain ...

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INFLUENCE OF ABNORMAL AUSTENITE GRAIN GRAIN GROWTH IN QUENCHED ABNT 5135 STEEL

INFLUENCE OF ABNORMAL AUSTENITE GRAIN GRAIN GROWTH IN QUENCHED ABNT 5135 STEEL

... the microstructure consists of martensite and a volume fraction of retained ...austenite grain size on the volume fraction of retained austenite measured by metallographic analyses and X-ray ...austenite ...

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Sitophilus spp. in Organic Maize Grain

Sitophilus spp. in Organic Maize Grain

... moisture content in the grains was usually a result the metabolic activity of insects. Caneppele et al. (2003) found that the infestation of stored corn with the adults of S. zeamais elevated the seed moisture content, ...

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Characterization of vegetative and grain filling periods of winter wheat by stepwise regression procedure. II. Grain filling period

Characterization of vegetative and grain filling periods of winter wheat by stepwise regression procedure. II. Grain filling period

... both, grain filling and ...into grain ( EHDAIE et al., 2006). Reduction in grain growth depends on water deficit intensity and the phase of grain development ( MASONI et ...of grain ...

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Equipamento para produção all grain/extrato para cerveja artesanal

Equipamento para produção all grain/extrato para cerveja artesanal

... Brewing craft beer at home is a hobby that is growing every day and with that, increases the demand for production equipment. The present work performed a product development process – PDP, with the help of a Quality ...

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Bean grain hysteresis with induced mechanical damage

Bean grain hysteresis with induced mechanical damage

... Mechanical damage modifies technological and qualitative parameters of agricultural products. Corrêa et al. (2008) observed that the structural alterations caused by the induced mechanical damage changed the water ...

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Grain storage at farm and warehouses level

Grain storage at farm and warehouses level

... The central post of a conical-shaped platform should be at least 80 cm high to prevent rodent attack and, like the poles supporting the upper frame, should be fitted with a rodent barrier. The poles or large bamboos ...

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Okara or soybean grain added to the rehydrated corn grain silage for cattle: digestibility, degradability and ruminal parameters

Okara or soybean grain added to the rehydrated corn grain silage for cattle: digestibility, degradability and ruminal parameters

... grain processing influences the density of the particles increasing the ruminal passage rate. Thus, ground foods remain less time in the rumen to undergo degradation by bacterial enzymes (Bürger et al., 2000). ...

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