Grain alignment
WebJul 20, 2024 · The U.S. Department of Energy's Office of Scientific and Technical Information WebFeb 18, 2013 · Grain alignment is one of a factor affecting coercive force in Nd-Fe-B sintered magnets. Relation between degree of alignment and coercive force was evaluated using Br/Js as the degree of grain ...
Grain alignment
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WebJan 31, 2011 · A rapid rise in density for samples sintered above 900°C in oxygen is accompanied by rapid grain growth, improved alignment, a drop in the room temperature resistivity, and an increase in the critical current. The presence of low melting point (i.e., Ba–Cu–O-rich) phases at grain boundaries is believed responsible for the rapid … WebJun 20, 2024 · You should follow the grain when working on wood. Always pay attention to the orientation of the woodgrain relative to the cutting blade to avoid tear-out. Proper grain alignment improves the appearance and joint strength while working against the grain causes wood to chip and splinter. The rest of the article will explore topics related to the ...
WebAug 19, 2024 · A metal’s grain direction is usually only a factor when bending, however. This is because sharper, or tighter, bends can be … WebMay 15, 2024 · Section snippets Materials and methods. Weakly oriented (WO) samples and magnetically aligned (MA) samples were fabricated in the present study to clarify the effect of magnetic c-axis grain alignment on critical current properties of polycrystalline Bi2223 materials.In the fabrication of the MA samples, the magnetic grain alignment …
WebThe metamorphism produces fractured and granulated rocks that contain elongated mineral grains. Sometimes, but not often, new metamorphic minerals form. Figure 8.7 shows an outcrop where dynamic metamorphism has occurred along a meter-wide fault zone. ... Alignment of clays, micas, graphite, or other platy minerals, the separation of a rock ... Webgrain alignment subject can be found in the review by Lazarian (2003). Below we briefly mention several milestones in our understanding of grain alignment. Several mechanisms were proposed and elaborated on, to various degrees, to account for the grain alignment (see Lazarian 2007), including the "textbook solution" of
WebApr 11, 2024 · As dust grains are not spherical, the polarization is an indirect tracer of grain alignment mechanisms. The recent Atacama Large Millimeter/submillimeter Array (ALMA) observations at high angular resolution of the circumstellar disk orbiting around HL Tau (Kataoka et al. 2024 ) showed the complexity of polarization patterns in disks and also ...
WebDune alignment was studied for five divergence angles (the angle between the two flow directions): 45°, 67–5°, 90°, 112–5° and 135°. The flow depth during all experiments was approximately 30 cm; mean velocity was approximately 50 cm s -1 and mean grain diameter was 0–6 mm. Each experiment continued for 30–75 min, during which time ... bittersweet shop onlineWebThe grain alignment varies with radiation field strength • The fractional polarization (p/t) drops with opacity (Jones, Klebe& Dickey, 1992 (JKD); Whittetet al., 2008) – While magnetic field topology can explain much of this drop-off (JKD), models show observations are … bittersweet sleigh bedroom set by ashleyWebOct 1, 1997 · Abstract. Undesirable garment drape often occurs because of the manufacturer’s desire to save fabric by rotating patterns to position them more closely in … bittersweet showbitter sweets lab musicWebNov 1, 2024 · Textured silicon nitride (Si 3 N 4) ceramic, with radial grain alignment, was prepared by a novel centripetal sinter-forging using spark plasma heating at 1800 °C in … bittersweet ski resort mountain camWebJul 1, 2006 · Effective grain alignment in bismuth titanate ceramic was successfully realized by a novel pressure sintering technology, centrifugal sintering, in which centrifugal force is introduced by high-speed rotation of materials during the process of sintering. bittersweet ski resort locationWebThe oxide-ion conductivity was successfully improved for the apatite-type lanthanum silicate polycrystal by combining the beneficial use of germanium doping and texturing methods. We synthesized the highly c-axis-oriented polycrystalline material La9.33(Si0.87Ge0.13)6O26 by isothermal heating of the sandwich-type … bitter sweet shrub