Tantalum orientation map and tecture

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August undefined, 2024

WebOct 1, 2024 · In summary, the initial texture shows a noticeable influence on the microstructure and texture of the material after deformation and annealing. As a kind of refractory transition metal, tantalum (Ta) is an attractive candidate material for penetrator used in military industry [ 11, 12 ]. WebAmong the quantitative techniques, the most widely used is X-ray diffractionusing texture goniometers, followed by the electron backscatter diffraction(EBSD) method in scanning …

Strain path dependence of microstructure and annealing

WebROLLED AND RECRYSTALLIZATION TEXTURE OF TANTALUM (in German) Full Record Related Research Abstract A cold-rolled sheet of tantalum showed a preferred orientation which may be described by the ideal orientations (100) STAO11! and (112) STA110-bar!. Two further ideal orientations of weak intensity, (111) STA112-bar! and (111) STA11O!, … iphone 7 plus lock camera lens

Displaying EBSD Data - Oxford Instruments

WebAnd uniform texture is vital for tantalum sputtering target to achieve favorable sputtering performance . Thus, the texture should be controllable during the rolling process, and this will be feasible on the premise that there are given laws of orientation evolution during rolling. ... Figure 2a, b shows the orientation imaging maps (OIMs) for ... WebAug 1, 2024 · Tantalum (Ta), a refractory metal with a body-centered cubic (BCC) structure, is widely used as sputtering target material in integrated-circuit industries. Previous … WebThe texture development of the annealed targets was measured using the EBSD technique (Fig. 3). As shown in the orientation map, the grain size is coarser in the surface layer compared with that in the central portion of the target. In order to evaluate the through-thickness texture develop-ment oftheannealedtarget,ODFswere calculated basedon orange and white food

On the evaluation of dislocation densities in pure …

Effect of Rolling on Texture Evolution and Recrystallization of ...

WebFeb 17, 2015 · Do these maps (often three maps are displayed for reference direction X, Y and Z) really reflect the locally discovered orientation, or do they insert additional symmetries which reflect a... WebTwo-dimensional orientation distribution function sections measured at different depths in a 4 mm thick annealed tantalum plate. Texture gradient in through-thickness direction ranges from (001) [110]. Texture at the surface to (111) in the mid-plane of the tantalum plate [2]. iphone 7 plus memory optionsWebNov 7, 2024 · We report crystallographic orientation dependent fracture behavior in tantalum single crystals with the tensile axes oriented close to [100], [110] and [111] directions. Three tantalum single crystals were deformed in quasi-static, uniaxial tension and their fracture surfaces were characterized. iphone 7 plus lowest memory

"WebJan 20, 2024 · In order to study the influence of texture, orientation-dependent subgrain size, and grain boundary character, sintered molybdenum specimens were deformed in compression to true strains of φ = 0. ... " - Tantalum orientation map and tecture

Tantalum orientation map and tecture

Effect of Rolling on Texture Evolution and Recrystallization of ...

WebAug 1, 2002 · Orientation distribution functions (ODFs) showed that tantalum processed with a deformation zone parameter less than one, after rolling and recrystallization, had a desirable {111} fiber texture ... WebSep 22, 2024 · For the tantalum target, the lower content of textures represents higher random orientation, which is beneficial to the magnetron-sputtering process. 1, 2 Therefore, under current experimental conditions, the APR process could be the most conducive method in preparation of high-performance magnetron-sputtering Ta targets. Fig. 5

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WebInverse pole figure maps generated using orientation imaging microscopy have been used to gain qualitative insight into the texture character of wrought tantalum. Recently, a … WebJul 27, 2024 · So while your noise texture uses generated UVs, your normal map node still uses your UV map. Pick Object Space in the Normal Map node instead to fix it. Tangent space is affected by the UV map because the tangent and binormal vectors basically just represent the up and right directions on the UV map. So when you rotate a poly on the UV …

WebThe deformation microstructure of 87% CR‐Ta in the surface and the center layer are presented by orientation image map (OIM) and image quality in Figure 4. Low angle grain boundaries, or sub‐ boundaries, with misorientation angles between 2° and 15°, are depicted by solid gray lines. WebTantalum is a rare, shiny, gray, dense metal. It is highly ductile and can be drawn into a thin wire. Its chemical properties are very similar to those of niobium. Tantalum is highly corrosion resistant due to the formation of an …

WebOrientation image map (OIM) and image quality (IQ) of 87% CR-Ta along the thickness: (a) OIM and (b) IQ for the surface layer; (c) OIM and (d) IQ for the center layer. Step size 0.5 … WebThe invention discloses a texture forming method of tantalum target with tantalum ingot as raw material. The technological process is as follows: forging, scouring, heat treating, rolling, secondary souring, secondary heat treating, levelling, baiting and turning. When the invention is applied, the sputtering rate of crystalline grains sputtered in sputtering tends to be …

WebTexture Gradient Effects in Tantalum Article Full-text available May 1994 Stuart I Wright G. T. Gray Armand Beaudoin The effects of inhomogeneities in texture on the mechanical response of a...

WebMay 9, 2024 · A compression experiment with electron backscatter diffraction (EBSD) measurements was designed to characterize the effect of the microtexture on the grain rotation process. The rotation degrees of more than 180 grains before and after the compression were calculated. Results showed that grains with different crystallographic … iphone 7 plus nand icWebInverse pole figure maps generated using orientation imaging microscopy have been used to gain qualitative insight into the texture character of wrought tantalum. Recently, a … orange and white fusion razorWebThe element Tantalum has the aomic number 73 and the atomic weight 180.95. Its melting point is 3290 K (3017°C). It has a very high mass density, namely, 16.4 grams per cubic centimeter. Tantalum was discovered by Anders Gustaf Ekenberg, a Swedish chemist, in 1802. Many scientists believed that he had only discovered an allotrope of niobium ... orange and white female catWebMar 24, 2024 · tantalum: [noun] a gray-white ductile acid-resisting metallic element found combined in rare minerals (such as tantalite and columbite) and used especially in … iphone 7 plus loop infinitoWebFull map, texture and boundary display, and analysis. Multiple advanced microstructure interrogation tools. ... AZtecCrystal offers all the necessary tools for measuring and assessing texture in materials – orientation distribution functions (ODFs), pole and inverse pole figures, customisable texture component maps and numerous ways to ... orange and white funtime foxyWebOct 1, 2024 · The evolution of texture and microstructure uniformity in tantalum (Ta) sheets for sputtering target applications is analyzed in detail across the thickness during … orange and white gifsWebMar 20, 2024 · Many subgrains with {111} orientation appeared in the center layer, due to its high stored energy and preferential nucleation sites of the {111} deformed matrix, and rapidly grew into the... iphone 7 plus new battery cost