Melt spun
Hydrogen Permeation Characteristics of Melt Spun Ni Nb Zr Amorphous Alloy Membranes
... tional to p ffiffiffi p . The diffusion through the membrane is concluded to be a rate-controlling factor for hydrogen permeation. However, the hydrogen flow is not always proportional to p ffiffiffi p at relatively low temperature or ...
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Effects of Initial States on the Spinodal Decomposition of Quenched and Melt Spun Cu 15Ni 8Sn Alloy
... a melt-spun Cu-15Ni-8Sn alloy (melt-spun samples) by X-ray diffraction (XRD) analysis, transmission electron microscopy (TEM) and electron diffraction analysis through comparison against a ...
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Characterization of Melt Spun NdFeB Magnets Prepared by Explosive Compaction
... Explosive compaction processing is applied to prepare NdFeB magnets with melt-spun powders. It is found that shock consolidation processing could result in the magnetic properties, compressed strength and ...
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Microstructure and Magnetic Properties of Grain Refined Pr2Co14B Melt-Spun Ribbons
... The transmission electron micrographs of the as-spun samples are shown in Figure 4. Micrographs Figure 4a–c correspond to the microstructure of the as-spun PrCoB-TiC samples from wheel side to free side, ...
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Martensitic Transformation Behavior and Shape Memory Properties of Ti–Ni–Pt Melt Spun Ribbons
... TiNi alloys with some ternary elements have been inves- tigated as above, there are few studies on rapidly solidified TiNi alloys which were ternary added with PGMs. The objective of this study is to investigate phase ...
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The Effect of Melt spun Treatment on the Properties of La4MgNi17Co2 Hydrogen Storage Alloys
... Melt spun treatment can obviously affect the plateau of A5B19 phase than that of AB5 phase, and higher rapid solidification rate 25m/s can improve the maximum discharge capacity Cmax and[r] ...
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Microstructure of a Partially Crystallised Ti50Ni25Cu25 Melt Spun Ribbon
... of the crystalline particles and the grain size has consistently been observed: the structure in the microscope at RT is austenite for small particles, whereas for the larger particles it is martensite while grains with ...
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Hydriding and dehydriding kinetics of melt spun nanocrystalline Mg20Ni10 xCux (x = 0 4) alloys
... grain boundary and 2.2 wt.% H in the amorphous region. It revealed that the hydrides mainly exist in grain- boundary region and the amorphous phase region. The improved hydrogenation characteristics can be explained with ...
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Long Period Hexagonal Structures in Melt Spun Mg97Ln2Zn1 (Ln=Lanthanide Metal) Alloys
... hcp phase with a long periodicity which is three times longer than that for the ordinary hcp phase. The high-resolution TEM image of the long-period region in the annealed Mg- Gd-Zn alloy is shown in Fig. 9. It is seen ...
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The Study of Microstructure and Electrochemical Properties of Melt-spun Mg-Ni-La alloys
... melting a mixture of pure La metal and Mg-Ni alloy in a vacuum furnace under the protection of argon gas. Based on the low melting point and the high vapor pressure of Mg, a special melting technique, that is positive ...
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Annealing of Amorphous Sm5Fe17 Melt Spun Ribbon
... The melt-spun ribbon wrapped with tantalum foil was annealed under an argon atmosphere for ...the melt-spun ribbon was examined by chemical analysis using inductively coupled plasma ...
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Texture and Microstructure of Ti Ni Melt Spun Shape Memory Alloy Ribbons
... published on rapid solidification process of shape memory alloys in recent years, most of the authors have been devoted to Cu-based alloys. 13,15,16) Very few reports devoted to Ti-Ni alloys are available, 11,12) so that ...
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Thermal Stability and Mechanical Properties of Spray Formed and Melt Spun Al89La6Ni5 Metallic Glass Matrix Composites
... subsequently melt-spun into ribbons at wheel speeds of 15 m/s (designated as La15) and 30 m/s (desig- nated as ...La30). Melt-spun ribbons were sectioned into 10 mm long pieces, glued into a ...
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The Structure and Magnetic Properties of Co77Zr18W5 Melt Spun Ribbons
... To enhance the thermal stability of permanent magnetic materials for high temperature applications, recent deve- lopments are largely concentrated on the non-rare-earth containing permanent magnets in the magnet society. ...
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Morphology and Static Micro-indentation of melt-spun Al-Si-Fe- X (X= Nb, B) alloys by the addition of Ni
... It is clear from Fig.3(c1,c2) the dendritic morphology of AlMS3 ribbons revealed as spongy microstructure, dendrite arm spacing of several areas was about 0.5μm ± 0.2 including non-homogeneously distributed particles of ...
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Fabrication of Melt Spun Polypropylene Nanofibers by Forcespinning
... the melt spun polypropylene self standing continuous nanofibers mat of 50 meter long and 1 meter wide coated on a substrate using the production ...speed, melt viscosity of polymer material and the ...
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Investigation of Crystalline and Tensile Properties of Carbon Nanotube-Filled Polyamide-12 Fibers Melt-Spun by Industry-Related Processes
... fibers melt-spun with DR ...of melt-spun fibers, as shearing forces during extrusion caused damage in the polymer chains, diminishing the molecular ...
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Crystallization in Partially Amorphous Ni50Ti32Hf18 Melt Spun Ribbon
... the melt spinning promotes a reduction of the grain size, and thus a decrease in the transformation temperatures, as it has been already shown for Cu-based melt spun ...
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Small Angle X ray Scattering Studies of Fe Si Cu B Melt Spun Ribbons
... Detailed analysis of SAXS data showed that: ・ optimum magnetic properties result from the use of not only finer grain sizes, but also smaller size distributions, ・ an inverse effect of g[r] ...
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Development of Melt Spun Polymer Nanofibers
... – Produce nanofibers (ultra fine) with a diameter of 100 nm or less by using a multi-component fiber spinning process that allows control of a number of variables (including critical a[r] ...
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