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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Neuber, Nico
Dillinger Hütte (Germany)
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (24/24 displayed)
- 2024Sulphuric precipitates in novel titanium-based, sulphur-bearing bulk metallic glass – a BMG composite?
- 2024Impact of sulfur addition on the structure and dynamics of Ni–Nb alloy meltscitations
- 2024Impact of sulfur addition on the structure and dynamics of Ni–Nb alloy meltscitations
- 2024Differences in structure and dynamics of ternary Pd–Ni-based bulk metallic glasses containing sulfur or phosphorouscitations
- 2024On the interplay of liquid-like and stress-driven dynamics in a metallic glass former observed by temperature scanning XPCS
- 2024Unraveling the role of relaxation and rejuvenation on the structure and deformation behavior of the Zr-based bulk metallic glass Vit105
- 2023Denser glasses relax faster: Enhanced atomic mobility and anomalous particle displacement under in-situ high pressure compression of metallic glassescitations
- 2023Laser powder bed fusion of Cu-Ti-Zr-Ni bulk metallic glasses in the Vit101 alloy systemcitations
- 2023Ni-Nb-P-based bulk glass-forming alloys: Superior material properties combined in one alloy familycitations
- 2023Development and optimization of novel sulfur-containing Ti-based bulk metallic glasses and the correlation between primarily crystallizing phases, thermal stability and mechanical properties
- 2023Size-dependent vitrification in metallic glasses
- 2022On the devitrification of Cu–Zr–Al alloys: Solving the apparent contradiction between polymorphic liquid-liquid transition and phase separationcitations
- 2022Properties of gas-atomized Cu-Ti-based metallic glass powders for additive manufacturingcitations
- 2022Selective laser melting of a Fe-Si-Cr-B-C-based complex-shaped amorphous soft-magnetic electric motor rotor with record dimensionscitations
- 2022Selective laser melting of a Fe-Si-Cr-B-C-based complex-shaped amorphous soft-magnetic electric motor rotor with record dimensionscitations
- 2022Effect of composition and thermal history on deformation behavior and cluster connections in model bulk metallic glassescitations
- 2021On the thermodynamics and its connection to structure in the Pt-Pd-Cu-Ni-P bulk metallic glass forming systemcitations
- 2021Influence of powder characteristics on the structural and the mechanical properties of additively manufactured Zr-based bulk metallic glasscitations
- 2021Thermoplastic forming of additively manufactured Zr-based bulk metallic glass: A processing route for surface finishing of complex structurescitations
- 2021Effect of sulfur on the glass-forming ability, phase transformation, and thermal stability of Cu-Zr-Al bulk metallic glasscitations
- 2020Thermoplastic forming of additively manufactured Zr-based bulk metallic glass : A processing route for surface finishing of complex structures
- 2020Ultrafast scanning calorimetry of newly developed Au-Ga bulk metallic glassescitations
- 2019Signatures of structural differences in Pt–P- and Pd–P-based bulk glass-forming liquidscitations
- 2019The role of Ga addition on the thermodynamics, kinetics, and tarnishing properties of the Au-Ag-Pd-Cu-Si bulk metallic glass forming systemcitations
Places of action
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article
Impact of sulfur addition on the structure and dynamics of Ni–Nb alloy melts
Abstract
<jats:p>We investigated the change in the structure and dynamics of a Ni–Nb bulk metallic glass upon sulfur addition on both microscopic and macroscopic scales. With the sulfur concentration of 3 at. %, where the composition Ni58Nb39S3 exhibits the best glass forming ability in the investigated sulfur concentration range, both the equilibrium and undercooled melt dynamics remain almost unchanged. Only in the glassy state does sulfur seem to result in mass transport less decoupled to the viscosity of the undercooled liquid, where the measured Ag tracer diffusion coefficient is slower in the ternary alloy. With the structural disorder introduced by the alloying sulfur, the improved glass forming ability is attributed to geometrical frustration, where crystal nucleation requires a depletion of sulfur and hence long range diffusion, as long as no primary sulfur-containing crystalline phase is involved.</jats:p>