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Co-based amorphous alloys

Ultra soft magnetic Co Fe B Si Nb amorphous alloys for high frequency power applications

Ultra soft magnetic Co Fe B Si Nb amorphous alloys for high frequency power applications

... ferrite based inductors are required with the continuous shrinking of inductor ...is based on the amorphous CoFeBSi soft-magnetic systems in their metallic glasses ...

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Amorphous Co Ni P Alloys with High Saturation Magnetization Produced by Electrodeposition

Amorphous Co Ni P Alloys with High Saturation Magnetization Produced by Electrodeposition

... metallic amorphous alloys and their functional properties have been an important subject for scientists and researchers during the last two ...magnetic amorphous materials, Co- based ...

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Development of novel binary and multi-component bulk metallic glasses

Development of novel binary and multi-component bulk metallic glasses

... BMGs based on certain late transition metals (e.g., Fe, Co, Ni, Cu) have many potential advantages over those based on early transition ...Cu-based alloys reported prior to this ...

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Hydrogen Permeable Nb Based Amorphous Alloys with High Thermal Stability

Hydrogen Permeable Nb Based Amorphous Alloys with High Thermal Stability

... In order to solve the problems such as energy crisis and environmental pollution caused by excessive consumption of fossil fuels nowadays, people are trying to find other kinds of energy. Among them, hydrogen energy ...

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Shear Band Deformation in Amorphous Alloys and Composites

Shear Band Deformation in Amorphous Alloys and Composites

... model for BMGs—a new scheme based on topological principles. The model describes the dense packing of atomic clusters (consisting of close-packed spheres), and accounts for medium range order (MRO) up to a length ...

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On the Fragility of Al70Ni10Ti10Zr5Ta5 Alloy Powder*

On the Fragility of Al70Ni10Ti10Zr5Ta5 Alloy Powder*

... Al based metallic glasses(MG) have evinced more attention towards the research due to their high tensile strength and high bending ...crystalline based Al alloys and also low specific ...Al ...

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A Study on Iron Based Amorphous Alloys: Alloy Development, Thermodynamics and Soft Magnetism

A Study on Iron Based Amorphous Alloys: Alloy Development, Thermodynamics and Soft Magnetism

... and Co, this thermodynamic driving force only cannot guarantee that oxygen is totally depleted from Fe or ...(or Co), we resort to the partial phase ...

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Amorphous metallic foam: synthesis and mechanical properties

Amorphous metallic foam: synthesis and mechanical properties

... It is therefore demonstrated by these two sets of experiments that foaming of amorphous metals approaches the limit of microgravity foaming. Under microgravity conditions, bubbles don't rise, liquid doesn't drain, ...

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Interdiffusion in Co Solid Solutions of Co Al Cr Ni System at 1423 K

Interdiffusion in Co Solid Solutions of Co Al Cr Ni System at 1423 K

... on Co–Al–Cr, Co–Al–Ni and Co–Cr–Ni ternary triangles in ...in Co–Al– Cr and Co–Al–Ni systems respectively, and that the Cr element is the faster diffusingelement than the Ni one in ...

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Development of Mg Based Amorphous Alloys with Higher Amounts of Rare Earth Elements

Development of Mg Based Amorphous Alloys with Higher Amounts of Rare Earth Elements

... criterion and the recent model of optimum composition extension from the binary eutectic-pair criterion. Both models suggest that the optimum Mg based BMGs might possess a composition with a lower amount of Mg ...

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Computational modeling of GMI effect in Co based amorphous ribbons

Computational modeling of GMI effect in Co based amorphous ribbons

... on Co-based amorphous ribbons using an artificial neural network (ANN) approach based on a self-organizing feature map ...and Co, ribbon width and magnetizing ...

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Phase Transformations in Al87Ni7Ce6 and Al87Ni7Nd6 Amorphous Alloys

Phase Transformations in Al87Ni7Ce6 and Al87Ni7Nd6 Amorphous Alloys

... iron based FINEMET materials) where the tail of the peak at high temperatures is due to the heat effect of diffusional homogenisation of the ...Al alloys, it has ...

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Development of Low Density Ca Mg Al Based Bulk Metallic Glasses

Development of Low Density Ca Mg Al Based Bulk Metallic Glasses

... Ca-Mg-Al-based alloys, nominal compositions are shown in Table 1, were prepared by induction melting of mixtures of pure elements ...produced alloys was then induction re-melted in a quartz crucible ...

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FeSiBPCu Nanocrystalline Soft Magnetic Alloys with High Bs of 1 9 Tesla Produced by Crystallizing Hetero Amorphous Phase

FeSiBPCu Nanocrystalline Soft Magnetic Alloys with High Bs of 1 9 Tesla Produced by Crystallizing Hetero Amorphous Phase

... temperatures of the two peaks on the DSC curves. The structures were found to consist of -Fe phase, whose grain sizes were estimated to be 11 nm and 17 nm for ‘‘A’’ and ‘‘B’’ alloys, respectively. The SAED profile ...

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Improved Thermal Stability of Amorphous ZrAlCuNi Alloys with Si and B

Improved Thermal Stability of Amorphous ZrAlCuNi Alloys with Si and B

... GFA, the critical cooling rates of the Zr base amorphous alloys can be as low as 1 K/s, and the maximum diameter size can exceed 50 mm, enabling good chance for engineer- ing applications. 6–8) Recently, ...

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The electrical and magnetic properties of amorphous Pd-Cu-P alloys

The electrical and magnetic properties of amorphous Pd-Cu-P alloys

... -vTABLE OF CONTENTS I II INTRODUCTION EXPERIMENTAL PROCEDURES Alloy Preparation Quenching Technique Verification of the Amorphous Phase Composition Range of Pd 100 _xCuxlOO-ypy Alloys II[r] ...

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Magnetic Properties and Phase Transformations of
Bulk Amorphous Fe Based Alloys Obtained by Different Techniques

Magnetic Properties and Phase Transformations of Bulk Amorphous Fe Based Alloys Obtained by Different Techniques

... dation temperature, held isothermally at this temperature and compacted at a pressure of 500 MPa. The sample was held isothermally in the press under the applied load for 2 min. The compacting temperatures were chosen to ...

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Consolidation of Fe Co Nd Dy B Glassy Powders by Spark Plasma Sintering and Magnetic Properties of the Consolidated Alloys

Consolidation of Fe Co Nd Dy B Glassy Powders by Spark Plasma Sintering and Magnetic Properties of the Consolidated Alloys

... concluded to have the further advantage point of much higher glass forming abilityso that glass transition and supercooled liquid region can be observed, as well as that of another B- rich type nanocomposite magnet ...

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Crystallization Behavior of αFe in Fe84Nb7B9 and Fe85Nb6B9 Amorphous Alloys

Crystallization Behavior of αFe in Fe84Nb7B9 and Fe85Nb6B9 Amorphous Alloys

... structures of FN6 and FN7 contain a relatively large amount of bcc-Fe like clusters. This cluster size seems to grow larger for FN6 than for FN7. From the lattice parameters of Fe precipitates, the crystallization ...

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Transformation to Nanocrystallites in Amorphous Alloys Induced by Resonant Electropulsing

Transformation to Nanocrystallites in Amorphous Alloys Induced by Resonant Electropulsing

... A possible mechanism for the aligned crystallization is a transformation of the relatively high density region to a crystalline phase. Since the synchronized cooperative motion of all atoms in the relatively high density ...

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