Fe-Ga Alloys
Effect of interstitial additions on magnetostriction in Fe–Ga alloys Mianliang Huang
... that Fe–Ga 共 Galfenol 兲 alloys possess the highest single crystalline mag- netostrictive strain for a binary alloy 共⬃13 times that of pure Fe兲 and unlike other magnetostrictive alloys ...
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Relation between Ga ordering and magnetostriction of Fe Ga alloys studied by x ray diffuse scattering
... form into strongly distorted face-centered tetragonal 共fct兲 islands. The size of the fct strains is thought to control MS. Due to exchange coupling between fct precipitates and A2 matrix, the application of magnetic ...
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The effect of partial substitution of Ge for Ga on the elastic and magnetoelastic properties of Fe–Ga alloys
... binary Fe–Ga 共 Ref. 3 兲 and Fe–Ge 共 Ref. 1 兲 alloys, taken at corresponding e / a ...共 Ga and/or Ge 兲 dilutes within the ␣ -Fe bcc structure at random, with no preferred lattice ...
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Extraordinary magnetoelasticity and lattice softening in bcc Fe-Ga alloys
... Single crystal alloys of Fe-Ga have been prepared by Bridgman growth of arc-cast ingots of electrolytic Fe 共 99.999% pure 兲 and Ga 共 99.999% pure 兲 in alumina crucibles. The ingots were ...
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Magnetostrictive and elastic properties of Fe100−xMox (2
... for Fe–Ga alloys, 5 c ⬘ for the Fe-15 ...in Fe–Mo, without the dra- matic c ⬘ softening that accompanies other Fe–X alloys with X as groups 3 and 4 elements, suggest that ...
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Magnetostriction of Polycrystalline Strong Textured Fe 17 at%Ga Laminates
... tration of gallium. The precipitates of the ordered phases generally suppress the microscopic magnetic domain move- ments and thus influence the magnetic and magnetostrictive properties of the disordered ...
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Effect of carbon addition on the single crystalline magnetostriction of Fe X (X = Al and Ga) alloys
... cooled Fe–Ga alloys, 11 the MS reaches a maxi- mum at ...% Ga and this composition corresponds to the solubility limit of Ga in the A2 ...% Ga, which we interpret as the ...
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Magnetostriction of ternary Fe–Ga–X (X = C,V,Cr,Mn,Co,Rh) alloys
... Iron-gallium alloys 共 Galfenol 兲 are interesting materials because of both their high magnetostriction and their desir- able mechanical ...1,2 Fe–Ga is mechanically strong and can sup- port tensile ...
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Effects of Ga Concentration, Heat Treatment and Deformation Temperature on Pseudoelasticity of Fe Ga Polycrystals
... Master ingots of FeGa alloys containing 20, 23, 25, 28 and 30 at%Ga were prepared by melting high purity Fe and Ga using a plasma arc furnace. These ingots were hot rolled at 1100°C followed ...
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Magnetostriction of ternary Fe–Ga–X alloys (X=Ni,Mo,Sn,Al)
... This paper reports the results of adding small 共⬍ 4% 兲 amounts of Ni, Mo, Sn, and larger amounts of Al to these highly magnetostrictive Fe–Ga alloys. The rationale for choosing Ni as an additive ...
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Magnetostrictive energy harvesting: materials and design study
... comparing Fe-Ga alloys with Metglas to determine whether any of the Fe-Ga compositions were a good alternative and whether a “T” bar design had advantages over the classic cantilever ...
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Temperature dependence of the magnetostriction and magnetoelastic coupling in Fe100−xAlx (x = 14.1,16.6,21.5,26.3) and Fe50Co50
... the Fe-rich Fe–Al alloys is compared to those of the similar highly magneto- strictive Fe–Ga alloys 共Al and Ga belonging to column IIIB elements兲 and the Fe–Be ...
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Consolidation of Fe Co Nd Dy B Glassy Powders by Spark Plasma Sintering and Magnetic Properties of the Consolidated Alloys
... Some Fe- and Co-based bulk glassyalloys have been reported to exhibit good soft ferromagnetic ...rapidlysolidified Fe–Co–Nd–B alloys have a large supercooled liquid region and good hard magnetic ...
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Impedance Spectra Characteristics of Fe-Cr Alloys in a Solid K2SO4-KCl Mixture at 600°C and 650°C
... A two-electrode (two working electrodes) system is used for EIS measurements. Fe–Cr wires are spot-welded with one end of every specimen for electrical contact. Two specimens parallel to each other and are sealed ...
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Thermo-physical properties of molten Cd-Ga alloys
... Mixing properties namely the thermodynamic properties and the surface properties in quasi-chemical approach have an integral relation through the order energy parameter. The surface concentrations of the component metals ...
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Tetragonal magnetostriction and magnetoelastic coupling in Fe Al, Fe Ga, Fe Ge, Fe Si, Fe Ga Al, and Fe Ga Ge alloys
... the alloys described in this paper, the form effect strain for k c,2 is typically 10 lS, however, it can be as high as 30 lS for alloys with a very low tetragonal shear modulus ...(e.g., Fe 100-x ...
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DEVELOPMENT OF (Fe–B–C)-BASED FILLER FOR WEAR-RESISTANT COMPOSITE COATINGS
... сплавов Fe–В–С [14] основой для разработки состава наполнителей композиционных материалов были выбраны сплавы, содержащие (по массе) 9,0…12,1 % В, 0,01…0,5 % С, 0…5,0 % одного из следующих легирующих элементов: ...
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Phonon softening in Ni Mn Ga alloys
... The intermediate phase has not been observed for all Ni- Mn-Ga alloys. It has been suggested 10,21 that the occurrence of the intermediate transition is associated with a relatively strong coupling between ...
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Brittleness in ferritic Fe Mn alloys
... the alloys, along with some other effects. In both these alloys 134, 137, especially in the first six minutes of aging at 450°C, it appeared that in addition to change in hardness, there is some other ...
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Band Structure Formation in Peritectic Fe Co and Fe Ni Alloys
... Thermally driven convection has significant effects on band formation. Originally due to the temperature difference in the radial direction, liquid flows from center to edge along the S/L interface during solidification. This ...
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