Glass forming ability
Estimation of Glass-Forming Ability and Glass Stability of Lithium-Borosilicate Glasses
... of Glass Forming Ability was proposed with three new conditions; Electronegativity, Hardness, Softness and Orbital potential energy ...difference. Glass forming ability (GFA) and ...
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New Pd Based Bulk Glassy Alloys with High Glass Forming Ability and Large Supercooled Liquid Region
... diameter to more than 40 mm even in a non-fluxed melting state. 11) Very recently, Pd- and Pt-based bulk glassy alloys have drawn increasing interest as biomedical materials. In their application field, it is necessary to ...
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Excellent Thermal Stability and Bulk Glass Forming Ability of Fe B Nb Y Soft Magnetic Metallic Glass
... the glass forming ability (GFA) of a Fe-B-Nb marginal glass former, and annealing effects on glassy/supercooled liquid phases as well as soft magnetic properties in the multicomponent Fe-B-Nb-Y ...
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Evaluation of the Glass Forming Ability of Zr Ti Be Ternary Alloys Using the CALPHAD Type Approach
... The glass-forming ability of Zr–Ti–Be ternary alloys has been evaluated by coupling the Davies–Uhlmann kinetic formulations with the CALPHAD ...the glass-forming ability of this ...
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New Ti Based Bulk Glassy Alloys with High Glass Forming Ability and Superior Mechanical Properties
... Metallic glasses have excellent mechanical, magnetic and corrosion resistant properties, which are essential for struc- tural and functional applications. 1–4) However, extremely high cooling rates (generally 10 5 10 6 ...
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Thermal Stability, Glass Forming Ability and Mechanical Properties of Mg Y Zn Cu Glassy Alloys
... with a diameter up to 4 mm. 1,2) Furthermore, the Mg-based bulk glassy alloys exhibit high tensile fracture strength over 800 MPa which is more than twice as high as the highest strength of conventional Mg-based ...
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Influence of Low Oxygen Contents and Alloy Refinement on the Glass Forming Ability of Zr52 5Cu17 9Ni14 6Al10Ti5
... In metallography, different types of contrasts were de- tected. By comparison with XRD results, only one of them was found to show peaks in XRD, being the same for all in- vestigated samples (Fig. 1). Other types of ...
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Thermal and Electrical Transport Properties of Zr Based Bulk Metallic Glassy Alloys with High Glass Forming Ability
... the glass forming ability is often discussed in consid- eration of the values of ...the glass formation mechanism and to estimate the critical cooling rate for the formation of metallic ...
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Glass Forming Ability and Thermal Properties of the Mg Based Amorphous Alloys with Dual Rare Earth Elements Addition
... was selected as a starting composition for studying its glass- forming ability and crystallization behavior by using Nd to substitute Y. The selection of Nd for partially replacing Y element is due ...
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Glass Forming Ability and Mechanical Properties of Quinary Zr Based Bulk Metallic Glasses
... without degrading the glass forming ability of the parent alloy by minor addition of Co and Ag. All of these alloys were found to show good compressive strains of about 5– 10% in compression. It has ...
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Effects of the Intensity and Frequency of Electromagnetic Vibrations on Glass Forming Ability in Mg Cu Y Bulk Metallic Glasses
... metallic glass structures without crystalline ...metallic glass structures with a lot of crystalline ...apparent glass-forming ability of these alloys increases with increasing the ...
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Glass Forming Ability and Mechanical Properties of Sm Doped Fe Cr Mo C B Glassy Alloys
... and glass-forming ability of studied alloys were greatly enhanced by the replacement of B with ...for glass formation further increased up to 5 ...
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Calculation of Supercooled Liquid Range and Estimation of Glass Forming Ability of Metallic Glasses using the Vogel Fulcher Tammann Equation
... The glass-forming ability (GFA) is generally indicated by the minimum cooling rate to avoid the nucleation and growth of crystals during continuous cooling from the melted ...
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Effect of Yttrium Addition on Thermal Stability and Glass Forming Ability in Fe TM (Mn, Mo, Ni) B Ternary Alloys
... mol), compared to that between Fe and B (11 kJ/mol), can contribute to the stabilization of the liquid phase by changing the local atomic structure. Furthermore, the present study also indicated that the optimum Y ...
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Effect of Minor Alloying Substitution on Glass Forming Ability and Crystallization Behavior of a Ni57Zr22X8Nb8Al5 (X = Ti, Cu) Alloy Synthesized by Mechanical Alloying
... in glass-forming ability (GFA), thermal property, particle size and crystallization behavior were found for the two synthesized alloy powders with different alloying ...
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Direct Comparison between Critical Cooling Rate and Some Quantitative Parameters for Evaluation of Glass Forming Ability in Pd Cu Ni P Alloys
... reduced glass transition temperatures were applied for evaluating the glass-forming ability of Pd-based metallic ...reduced glass transition temperature by liquidus temperature rather ...
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Effects of Electromagnetic Vibrations on Glass Forming Ability in Fe Co B Si Nb Bulk Metallic Glasses
... in forming the metallic glass ...on glass-forming ability in other alloy systems are not ...on glass-forming ability in Fe-Co-B-Si-Nb bulk metallic ...that ...
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Investigations on Glass Forming Ability of Hf alloys by Mathematical Modeling and Optimizations
... This paper represents a view at the field of Glass Forming Ability (GFA) of Hf-alloys from positions of the planning of experiment, and by the tools of mathematical modeling and optimization. On the ...
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Thermal Stability and Glass Forming Ability of Li+ Ion Conducting Glasses
... [2-3]. Glass transition temperature, being itself a useful parameter in glass technology, is sensitive to structural changes, which can occur due to compositional changes ...The glass-forming ...
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Glass Forming Ability and Mechanical Properties of Misch Metal Based Bulk Metallic Glass Matrix Composite
... good glass forming ability (GFA) and/or a wide supercooled liquid region before ...good glass forming ability enabling the fabrication of a fully amorphous ingot with the maximum ...
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