Nicole Emminghaus
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View article: Development of Ternary Magnesium Alloys for Laser Powder Bed Fusion: Optimizing Oxide Layer Thickness
Development of Ternary Magnesium Alloys for Laser Powder Bed Fusion: Optimizing Oxide Layer Thickness Open
Magnesium alloys pose challenges in additive manufacturing, due to the difference between the melting temperature of magnesium oxide (2825 °C) on the powder particles and the boiling point of metallic magnesium (1093 °C). A promising appro…
View article: Influence of ambient pressure on laser beam melting of lunar regolith simulant
Influence of ambient pressure on laser beam melting of lunar regolith simulant Open
View article: PBF-LB of large-area magnesium WE43 structures surface-enhanced by plasma electrolytic oxidation
PBF-LB of large-area magnesium WE43 structures surface-enhanced by plasma electrolytic oxidation Open
Due to the improved understanding of the industry, additive manufacturing processes are becoming increasingly accepted for fabricating complex lightweight components. The focus of the magnesium research is primarily on small implant struct…
View article: Oxygen-free production: Influence of silane-doped atmosphere on porosity and mechanical properties of Ti-6Al-4V processed by PBF-LB
Oxygen-free production: Influence of silane-doped atmosphere on porosity and mechanical properties of Ti-6Al-4V processed by PBF-LB Open
View article: Optimization of manufacturing strategies in Laser Powder Bed Fusion of Ti-6Al-4V for graded gyroid lattices focusing on dimensional accuracy
Optimization of manufacturing strategies in Laser Powder Bed Fusion of Ti-6Al-4V for graded gyroid lattices focusing on dimensional accuracy Open
View article: Surface treatment of additively manufactured stainless steel 316L lattice structures by plasma electrolytic polishing
Surface treatment of additively manufactured stainless steel 316L lattice structures by plasma electrolytic polishing Open
View article: PBF-LB of CuZn42 – Process development and material analysis
PBF-LB of CuZn42 – Process development and material analysis Open
View article: Laser remelting of regolith in vacuum: Reducing porosity for enhanced lunar resource utilization
Laser remelting of regolith in vacuum: Reducing porosity for enhanced lunar resource utilization Open
View article: Correction to: Approach for the monetary evaluation of process innovations in early innovation phases focusing on manufacturing and material costs
Correction to: Approach for the monetary evaluation of process innovations in early innovation phases focusing on manufacturing and material costs Open
View article: Approach for the monetary evaluation of process innovations in early innovation phases focusing on manufacturing and material costs
Approach for the monetary evaluation of process innovations in early innovation phases focusing on manufacturing and material costs Open
View article: Laser-based powder bed fusion of Ti-6Al-4V powder modified with SiO2 nanoparticles
Laser-based powder bed fusion of Ti-6Al-4V powder modified with SiO2 nanoparticles Open
In laser-based powder bed fusion of metals (PBF-LB/M), residual oxygen in the processing atmosphere is regarded as disruptive and disadvantageous for the manufacturing process and the resulting component properties. A novel approach to eli…
View article: Residual oxygen content and powder recycling: effects on microstructure and mechanical properties of additively manufactured Ti-6Al-4V parts
Residual oxygen content and powder recycling: effects on microstructure and mechanical properties of additively manufactured Ti-6Al-4V parts Open
The laser-based powder bed fusion of metals (PBF-LB/M) offers a variety of advantages over conventional processing techniques and the possibility to recycle and reuse powder increases its sustainability. However, the process and resulting …
View article: Laser-based Powder Bed Fusion of Ti-6Al-4V Powder modified with SiO2 Nanoparticles
Laser-based Powder Bed Fusion of Ti-6Al-4V Powder modified with SiO2 Nanoparticles Open
In laser-based powder bed fusion of metals (PBFLB/M) residual oxygen in the processing atmosphere is regarded as disruptive and disadvantageous for the manufacturing process and the resulting component properties. A novel approach to elimi…
View article: Determination of optimum process parameters for different Ti-6Al-4V powders processed by Laser-based Powder Bed Fusion
Determination of optimum process parameters for different Ti-6Al-4V powders processed by Laser-based Powder Bed Fusion Open
The PBF-LB (laser-based powder bed fusion) process is subject to a large number of variables, including the characteristics of the processed powder. Since a powder with a given specification can be supplied by various powder manufacturers,…
View article: Development of an empirical process model for adjusted porosity in laser-based powder bed fusion of Ti-6Al-4V
Development of an empirical process model for adjusted porosity in laser-based powder bed fusion of Ti-6Al-4V Open
A promising approach to address the mismatch of bone and implant stiffness, leading to the stress-shielding phenomenon, is the application of functionally graded materials with adjusted porosity. Although defect formation and porosity in l…
View article: Development of an Empirical Process Model for Adjusted Porosity in Laser-Based Powder Bed Fusion of Ti-6Al-4V
Development of an Empirical Process Model for Adjusted Porosity in Laser-Based Powder Bed Fusion of Ti-6Al-4V Open
A promising approach to address the mismatch of bone and implant stiffness, leading to the stress-shielding phenomenon, is the application of functionally graded materials with adjusted porosity. Although defect formation and porosity in l…
View article: Residual oxygen content and powder recycling: Effects on surface roughness and porosity of additively manufactured Ti-6Al-4V
Residual oxygen content and powder recycling: Effects on surface roughness and porosity of additively manufactured Ti-6Al-4V Open
The PBF-LB/M (laser-based powder bed fusion of metals) process is associated with high as-built surface roughness and surface texturing caused by a variety of process inherent effects. It is well known that surface roughness is influenced …
View article: PBF-LB/M process under a silane-doped argon atmosphere: Preliminary studies and development of an innovative machine concept
PBF-LB/M process under a silane-doped argon atmosphere: Preliminary studies and development of an innovative machine concept Open
In laser-based powder bed fusion of metals (PBF-LB/M) the presence of oxygen is known to encourage embrittlement and impair the wetting properties of the substrate and solidified material. Conventionally, inert gases like argon are used to…
View article: Laser Powder Bed Fusion of NdFeB and influence of heat treatment on microstructure and crack development
Laser Powder Bed Fusion of NdFeB and influence of heat treatment on microstructure and crack development Open
This work follows up on the influence of the processing parameters and a subsequent heat treatment on the resulting properties of magnetizable neodymium-iron-boron (NdFeB) parts produced by Laser Powder Bed Fusion. Highly dense (> 95 %) cu…
View article: Corrosion and Corrosion Fatigue Properties of Additively Manufactured Magnesium Alloy WE43 in Comparison to Titanium Alloy Ti-6Al-4V in Physiological Environment
Corrosion and Corrosion Fatigue Properties of Additively Manufactured Magnesium Alloy WE43 in Comparison to Titanium Alloy Ti-6Al-4V in Physiological Environment Open
Laser powder bed fusion (L-PBF) of metals enables the manufacturing of highly complex geometries which opens new application fields in the medical sector, especially with regard to personalized implants. In comparison to conventional manuf…