Rapid Solidification
TEM Characterization and Properties of Cu-1 wt.% TiB2 Nanocomposite Prepared by Rapid Solidification and Subsequent Heat Treatment
... methods have been performed via melt mixing of copper with boron and titanium [2], mechanical alloying [8], stir casting [9] and carbothermic reduction[1]. Manufacturing MMCs composite through rapid ...
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Formation of Supersaturated Solid Solutions Bi Ag and Bi Zn by Rapid Solidification Using Melt Spinning Technique
... By rapid solidification using melt spinning technique, the solubility of Ag in Bi is extended to 2 at% ...Bi. Rapid solidifica- tion has been used in the present work to prevent rejection of extra ...
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Investigation of corrosion behavior of CuAlNi alloy ribons made by rapid solidification in NaCl solution : bachelor thesis
... The corrosion behavior of the CuAlNi alloy ribbons obtained by rapid solidification was investigated in 0.9 % NaCl solution (pH 7.4) at temperatures of 24, 37 and 50 o C. The influence of chloride ions ...
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Rapid Solidification Processing of Ag 5%Bi Alloy under Microgravity Condition inside Drop Tube
... The rapid solidification of metallic alloys under high undercooling has the advantage of extended solubility, the refined microstructures and the formation of metastable ...as rapid cooling, high ...
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Nucleation mechanism of nano sized NaZn13 type and α (Fe,Si) phases in La Fe Si alloys during rapid solidification
... can be simulated. The calculated results (Figure 1b) show a competing nucleation between the α-(Fe,Si) and 1:13 phases that occurred during rapid solidification. As the undercooled temperature change, ΔT, ...
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The Role of Silver Additions in Formation of Sn Bi Ag Semiconductor Alloys by Rapid Solidification
... of rapid solidification on the electrical properties of alloy system based on an element in group IV such as tin ( β ...of rapid solidification using melt spinning technique on the structure ...
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Spasmodic growth during the rapid solidification of undercooled Ag-Cu eutectic melts
... The basic theory of eutectic growth is described in the classic paper by Jackson and Hunt 28 and subsequently extended to include rapid solidification effects by Trivedi et al. 29 and Kurz and Trivedi, 30 ...
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Rapid solidification morphologies in Ni3Ge: Spherulites, dendrites and dense-branched fractal structures
... is rapid solidification processing, wherein rapid crystallization results in a reduction of the degree of chemical ...following rapid solidification processing is critical to the ...
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Microstructure and Thermoelectric Properties of Hot Pressed p Type Bi0 5Sb1 5Te3 Alloys Prepared by Rapid Solidification Technique
... pressure. As the pressure increased, the electrical resistivity () also increased slightly for both specimens, something closely related to the decrease in thermal conductivity () caused by the hot-pressing pressure. ...
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Effect of Oxygen Content on Thermoelectric Properties of n Type (Bi,Sb)2(Te,Se)3 Alloys Prepared by Rapid Solidification and Hot Pressing Techniques
... As previously reported, the hot-pressing conditions such as the hot-pressing pressure, temperature and time affect significantly the thermoelectric properties of the consolidated specimens[r] ...
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Microstructure and Thermoelectric Properties of Hot Pressed n Type Bi1 9Sb0 1Te2 6Se0 4 Alloys Prepared Using a Rapid Solidification Technique
... new rapid solidification process for fabricating new bismuth- tellurides for thermoelectric ...The rapid solidification technique can be expected to make lower in the direction parallel to the foil thickness ...
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Phase-field modelling of rapid solidification in alloy systems: Spontaneous grain refinement effects
... seed solidification initially developing a preferred four-fold growth morphology but then experiencing a bifurcation at the tip which ultimately leads to a tip-splitting instability in the growing ...
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Thermal Stability and Mechanical Properties of Glassy and Amorphous Ni Nb Zr Alloys Produced by Rapid Solidification
... Only broad diffraction peaks are seen for all the alloys, indicating the formation of a single amorphous phase. It is recognized that the diffraction angle (2) of the main broad peak shifts to a lower angle side with an ...
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Observation of Manganese Bearing Particles in Molten AZ91 Magnesium Alloy by Rapid Solidification
... Magnesium alloy AZ91 contains 0.1 to 0.3 mass% manganese as an alloying element. Such manganese always reacts with aluminum and produces various compounds. Actually, numerous Mn-bearing particles are visible in polished ...
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Oriented texture of Y-doped La10Si6O27 Ceramic prepared by rapid solidification method
... Int J Electrochem Sci , 11 (2016) 9783 – 9789, doi 10 20964/2016 12 12 International Journal of ELECTROCHEMICAL SCIENCE www electrochemsci org Short Communication Oriented texture of Y doped La10Si6O2[.] ...
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Grain Refinement during Rapid Solidification of Aluminum Zirconium Alloys Using Electrospark Deposition
... Grain Refinement during Rapid Solidification of AluminumZirconium Alloys Using Electrospark Deposition Mathieu Brochu+ and Gilberto Portillo Aluminum Research Centre®REGAL, Department of [r] ...
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Unidirectional solidification studies of ingot mould cast irons
... Equivalent Cooling Rates °C/min for the Microstructural Criteria for the High Nitrogen Casts in Table 21 for the 1160-700°C Temperature Range.. The Manganese-Sulphur Equilibria for the L[r] ...
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A new approach to multi-phase field for the solidification of alloys
... Bollada, PC, Jimack, PK and Mullis, AM (2012) A new approach to multi-phase field for the solidification of alloys. In: IOP Conference Series: Materials Science and Engineering. MCWASP XIII: International ...
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Effectiveness of gelatin solidification for unfrozen preservation and transportation of astrocytes
... In order to solidify the cells in an adequate period at 4˚C, optimal gelatin conditions were determined. First, we measured the sedimentation time of astrocytes in 1.5-ml microcentrifuge tubes at four gelatin ...
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Solidification induced thermoelastic fragmentation during FCI
... of solidification is based on crystallization kinetics calculations (Cronenberg & Fauske [1974]) which indicate that the time for molecular re- ordering to form solid from the melt is short compared to the ...
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