PLPatrícia Lovašiová

Patrícia Lovašiová

*This is an algorithmically generated author record based on publicly available information.

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Patrícia Lovašiová has a total of 16 co-authors. Here are the top co-authors by number of shared publications:


Latest Publications

  • Open Access

    Influence of the Manufacturing Route on the High-Temperature Oxidation Behavior of IN718 Alloy in Simulated Modern Energy Environments

    by Patrícia Lovašiová, Jan Hruška, Tomáš Lovaši, Miroslav Zetek, Yusuf Bakir, Ivana Zetková, Patrďż˝cia Lovaďż˝iovďż˝, Tom�� Lovaďż˝i

    The use of supercritical water in energy applications is motivated by the aim of increasing the thermal efficiency of power systems. However, structural materials exposed to this environment may undergo corrosive degradation. The objective of ...

  • Open Access

    Biodegradable WE43 Magnesium Alloy Produced by Selective Laser Melting: Mechanical Properties, Corrosion Behavior, and In-Vitro Cytotoxicity

    by Patrícia Lovašiová, Tomáš Lovaši, Jiří Kubásek, Eva Jablonská, Šárka Msallamová, Alena Michalcová, Dalibor Vojtěch, Jan Suchý, Daniel Koutný, Enas Ghassan Hamed Alzubi

    In this work, selective laser melting (SLM) technology was used to prepare Mg-4Y-3Nd-Zr (WE43) alloy. This alloy and production method are promising for the design of biodegradable implants. The aim of this study was to investigate the chemical composition, microstructure, mechanical properties, corrosion behavior in simulated body fluid (SBF), and cytotoxicity of the alloy produced by SLM method and to compare it with conventionally gravity cast reference alloy. Analysis of the surface of the revealed an oxygen content of 7 wt.%. Undesirable unmelted and only partially adhered spherical particles of the starting powder were also found. The microstructure of the material was very fine and consisted of α-Mg dendritic matrix, β-Mg41(Nd, Y)5 intermetallic phase, Y2O3 inclusions, and 0.6 vol.% of residual porosity. The Vickers hardness, compressive yield strength, compressive strength, and maximum compressive strain were 88 HV0.1, 201 MPa, 394 MPa, and 14%, respectively, which are close to the reference values in as-cast. The in vitro corrosion rates determined by immersion and potentiodynamic tests were 2.6 mm/year and 1.3 mm/year, respectively. Cytotoxicity tests indicated good biocompatibility of the 3D-printed alloy.