Jiří Kubásek
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View article: Effect of Laser treatment on the microstructure and mechanical properties of the surface of Ti-6Al-4V alloy fabricated by Powder Bed Fusion technology
Effect of Laser treatment on the microstructure and mechanical properties of the surface of Ti-6Al-4V alloy fabricated by Powder Bed Fusion technology Open
This study investigates the influence of laser surface treatment under different protective atmospheres (air, argon, and nitrogen) on the microstructure, mechanical, tribological, and biological properties of Ti-6Al-4V alloy produced by se…
View article: Improving Strength and Ductility in Mg-Y-Zn alloy via Pre-deformation Prior to Extrusion
Improving Strength and Ductility in Mg-Y-Zn alloy via Pre-deformation Prior to Extrusion Open
View article: Investigation of the mechanical and corrosion performance of hot-extruded Mg–Li–Y alloys designed for biomedical applications
Investigation of the mechanical and corrosion performance of hot-extruded Mg–Li–Y alloys designed for biomedical applications Open
This study investigates the combined effect of Li and Y alloying on the mechanical performance and corrosion resistance of hot-extruded magnesium alloys. Five alloys from the Mg–Li–Y system with varying amounts and ratios of Li and Y, name…
View article: Improving Strength and Ductility in Mg–Y–Zn Alloy via Pre-Deformation Prior to Extrusion
Improving Strength and Ductility in Mg–Y–Zn Alloy via Pre-Deformation Prior to Extrusion Open
The Mg-Y-Zn alloy system is well known for its outstanding combination of high strength and ductility, even at relatively low concentrations of alloying elements. This exceptional performance is primarily at-tributed to its characteristic …
View article: Effect of hot isostatic pressing on the microstructure and mechanical properties of porous Ti-6Al-4V alloy manufactured by laser powder bed fusion
Effect of hot isostatic pressing on the microstructure and mechanical properties of porous Ti-6Al-4V alloy manufactured by laser powder bed fusion Open
Laser powder bed fusion (LPBF) enables the production of Ti-6Al-4V alloys with tailored porous structures, which are beneficial for biomedical applications due to their reduced elastic modulus and enhanced bone integration potential. This …
View article: Towards increased strength and retained ductility of Zn–Mg-(Ag) materials for medical devices by adopting powder metallurgy processing routes
Towards increased strength and retained ductility of Zn–Mg-(Ag) materials for medical devices by adopting powder metallurgy processing routes Open
The development of bioabsorbable zinc-based alloys with tailored mechanical properties and biocompatibility holds great promise for advancing medical implant technology. In this study, Zn–Mg and Zn–Mg–Ag alloys were synthesized using mecha…
View article: Austenitic stainless steel with yttrium oxide dispersion
Austenitic stainless steel with yttrium oxide dispersion Open
Enhancing traditional materials’ mechanical properties can be achieved by adding ultrafine oxide particles to inhibit dislocation movement, thus increasing strength. Understanding oxide dispersion in metallic alloys is crucial for developi…
View article: Magnesium Alloys with Enhanced Ignition Resistance for Aerospace and Automotive Applications
Magnesium Alloys with Enhanced Ignition Resistance for Aerospace and Automotive Applications Open
Magnesium alloys, known for their excellent strength-to-weight ratio, are emerging as promising materials in the automotive and aerospace industries. However, due to their high reactivity with oxygen, low ignition temperature and rapid deg…
View article: ECAP processing-based improvement of mechanical and corrosion properties of Mg–Li–Y alloys designed for biomedical applications
ECAP processing-based improvement of mechanical and corrosion properties of Mg–Li–Y alloys designed for biomedical applications Open
A selection of pre-extruded alloys from the Mg–Li–Y system designed for biodegradable orthopedic implant applications was processed by equal channel angular pressing (ECAP). The effect of the resulting microstructure and texture on the mec…
View article: The influence of nitrogen ion implantation on the microstructure and chemical composition of a thin layer on the biodegradable Zn-0.8Mg-0.2Sr substrate
The influence of nitrogen ion implantation on the microstructure and chemical composition of a thin layer on the biodegradable Zn-0.8Mg-0.2Sr substrate Open
View article: Exploring kink strengthening in WZ21 magnesium alloy via slow solidification and extrusion
Exploring kink strengthening in WZ21 magnesium alloy via slow solidification and extrusion Open
The Mg-Y-Zn magnesium alloy system is known for the presence of Long-Period Stacking Ordered (LPSO) phases that improves strength and ductility with minimal amounts of alloying elements. Even better improvements are associated with the spe…
View article: Exploring Kink Strengthening in WZ21 Magnesium Alloy via Slow Solidification and Extrusion
Exploring Kink Strengthening in WZ21 Magnesium Alloy via Slow Solidification and Extrusion Open
The Mg-Y-Zn magnesium alloy system is known for the presence of Long-Period Stacking Ordered (LPSO) phases that improves strength and ductility with minimal amounts of alloying elements. Even better improvements are associated with the spe…
View article: Improving Biodegradable Mg-Zn(-Ca) Alloys by Surface Treatment via Plasma Electrolytic Oxidation
Improving Biodegradable Mg-Zn(-Ca) Alloys by Surface Treatment via Plasma Electrolytic Oxidation Open
This study investigated the influence of plasma electrolytic oxidation (PEO) preparation time on the degradation resistance of Mg-1Zn (Z1) and Mg-1Zn-0.4Ca (ZX10) alloys, with comparisons to pure Mg and commercial Mg-4Y-3RE-0.4Zr (WE43). P…
View article: RECENT PROGRESS IN OXIDE-DISPERSION-STRENGTHENED (ODS) ALLOYS PRODUCED BY ADDITIVE MANUFACTURING
RECENT PROGRESS IN OXIDE-DISPERSION-STRENGTHENED (ODS) ALLOYS PRODUCED BY ADDITIVE MANUFACTURING Open
Oxide-dispersion-strengthened (ODS) alloys exhibit exceptional mechanical properties, making them ideal for high-temperature applications in areas such as aerospace and nuclear reactors. The traditional manufacturing of ODS alloys involves…
View article: Enhanced Performance of Austenitic Oxide Dispersion-Strengthened 316L Steel: A Study on Y2O3 Reinforcement and Corrosion Behaviour
Enhanced Performance of Austenitic Oxide Dispersion-Strengthened 316L Steel: A Study on Y2O3 Reinforcement and Corrosion Behaviour Open
This study explores the mechanical and corrosion properties of yttria-reinforced 316L stainless steel. Powder precursor materials were prepared using mechanical alloying. Varying yttria (Y2O3) contents (1, 3, and 5 wt%) were used to assess…
View article: Enhanced Performance of Austenitic ODS 316L Steel: A Study on Y₂O₃ Reinforcement and Corrosion Behaviour
Enhanced Performance of Austenitic ODS 316L Steel: A Study on Y₂O₃ Reinforcement and Corrosion Behaviour Open
This study explores the mechanical and corrosion properties of yttria-reinforced 316L stainless steel. Powder precursor materials were prepared using mechanical alloying. Varying yttria (Y₂O₃) content (1, 3, and 5 wt%) was used to assess i…
View article: Innovative Powder Pre-Treatment Strategies for Enhancing Maraging Steel Performance
Innovative Powder Pre-Treatment Strategies for Enhancing Maraging Steel Performance Open
Maraging steel is a high-performance material valued for its exceptional properties, making it ideal for demanding applications such as aerospace, tooling, and automotive industries, where high strength, toughness, and precision are requir…
View article: Biodegradable Zn-0.8Mg-0.2Sr alloy as an internal fixation material exhibits controlled degradation with enhanced osteogenesis
Biodegradable Zn-0.8Mg-0.2Sr alloy as an internal fixation material exhibits controlled degradation with enhanced osteogenesis Open
Zn-0.8Mg-0.2Sr ternary alloy facilitates uniform degradation and releases Zn 2+ , Mg 2+ , and Sr 2+ , synergistically promoting anti-inflammatory immunomodulation, bone regeneration, and bone remodeling.
View article: Effect of Surface Pretreatment on the Formation and Protectiveness of PEO Layers on Pure Magnesium and WE43 Alloy
Effect of Surface Pretreatment on the Formation and Protectiveness of PEO Layers on Pure Magnesium and WE43 Alloy Open
View article: On the Possibility of the Deformation of Mg and Alloys Without Preheating of Initial Billets: Understanding Their Corrosion Performance via Electrochemical Tests
On the Possibility of the Deformation of Mg and Alloys Without Preheating of Initial Billets: Understanding Their Corrosion Performance via Electrochemical Tests Open
Due to limited slip systems activated at room temperature, the plastic deformation of Mg and its alloys without any preheating of initial billets is significantly limited. To overcome those issues, new methods of severe plastic deformation…
View article: Hall-Petch strengthening in ultrafine-grained Zn with stabilized boundaries
Hall-Petch strengthening in ultrafine-grained Zn with stabilized boundaries Open
A relationship between the tensile yield stress and grain size i.e., Hall-Petch (H–P) law, for an ultrafine-grained (UFG) Zn was experimentally evaluated for the first time. In reality, it is problematic to assess this prediction using exp…
View article: The influence of nitrogen ion implantation on the microstructure and chemical composition of a thin layer on the biodegradable Zn-0.8Mg-0.2Sr substrate
The influence of nitrogen ion implantation on the microstructure and chemical composition of a thin layer on the biodegradable Zn-0.8Mg-0.2Sr substrate Open
In this research, the influence of the N+ ion implantation process on the microstructure of a biodegradable Zn-0.8Mg-0.2Sr alloy was investigated using various experimental techniques. Microscopic analysis revealed that a fluence of 17x10^…
View article: Harmonizing microstructures and enhancing mechanical resilience: Novel powder metallurgy approach for Zn–Mg alloys
Harmonizing microstructures and enhancing mechanical resilience: Novel powder metallurgy approach for Zn–Mg alloys Open
View article: Advantages of rapid solidification over casting of Mg-0.4Zn-1Y alloy
Advantages of rapid solidification over casting of Mg-0.4Zn-1Y alloy Open
View article: Harmonizing Microstructures and Enhancing Mechanical Resilience: Novel Powder Metallurgy Approach for Zn-Mg Alloys
Harmonizing Microstructures and Enhancing Mechanical Resilience: Novel Powder Metallurgy Approach for Zn-Mg Alloys Open
Zinc alloys are recognised for their excellent biocompatibility and favourable corrosion rates, making them suitable for bioabsorbable implants. However, their mechanical properties necessitate improvement to fulfil the rigorous requiremen…
View article: A zinc phosphate layered biodegradable Zn-0.8Mg-0.2Sr alloy: Characterization and mechanism of hopeite formation
A zinc phosphate layered biodegradable Zn-0.8Mg-0.2Sr alloy: Characterization and mechanism of hopeite formation Open
The objective of this study is to comprehensively investigate the formation mechanism of hopeite on a promising biodegradable Zn-0.8Mg-0.2Sr alloy during its self-corrosion process and its subsequent influence on the interaction of the mat…
View article: Characterization of hFOB 1.19 Cell Line for Studying Zn-Based Degradable Metallic Biomaterials
Characterization of hFOB 1.19 Cell Line for Studying Zn-Based Degradable Metallic Biomaterials Open
In vitro testing is the first important step in the development of new biomaterials. The human fetal osteoblast cell line hFOB 1.19 is a very promising cell model; however, there are vast discrepancies in cultivation protocols, especially …
View article: Exploring the microstructure, mechanical properties, and corrosion resistance of innovative bioabsorbable Zn-Mg-(Si) alloys fabricated via powder metallurgy techniques
Exploring the microstructure, mechanical properties, and corrosion resistance of innovative bioabsorbable Zn-Mg-(Si) alloys fabricated via powder metallurgy techniques Open
Zinc alloys belong to the widely studied materials for applications like medical devices, however, they often encounter an inappropriate combination of mechanical/corrosion/biological properties. In this respect, we produced the Zn–1Mg and…
View article: Characterization of hFOB 1.19 Cell Line for Studying Zn-Based Degradable Metallic Biomaterials
Characterization of hFOB 1.19 Cell Line for Studying Zn-Based Degradable Metallic Biomaterials Open
In vitro testing is the first important step in the development of new biomaterials. The human fetal osteoblast cell line hFOB 1.19 is a very promising cell model; however, there are vast discrepancies in cultivation protocols, especially …
View article: Characterization of hFOB 1.19 Cell Line for Studying Zn-Based Degradable Metallic Biomaterials
Characterization of hFOB 1.19 Cell Line for Studying Zn-Based Degradable Metallic Biomaterials Open
In vitro testing is the first important step in the development of new biomaterials. The human fetal osteoblast cell line hFOB 1.19 is a very promising cell model; however, there are vast discrepancies in cultivation protocols, especially …