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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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Klimek, Leszek
Medical University of Lodz
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (11/11 displayed)
- 2024Selected Mechanical Properties of Dental Hybrid Composite with Fluorine, Hydroxyapatite and Silver Fillerscitations
- 2024Alternative Treatments for Zirconium Oxide to Compare Commonly Used Surface Treatments to Determine Which Has the Least Effect on the Phase Transformation
- 2023Effect of Sandblasting Parameters and the Type and Hardness of the Material on the Number of Embedded Al2O3 Grainscitations
- 2023An Evaluation of the Mechanical Properties of a Hybrid Composite Containing Hydroxyapatitecitations
- 2021Analysis of the Surface Condition and Changes in Crystallographic Structure of Zirconium Oxide Affected by Mechanical Processingcitations
- 2018Effect of air abrasion on the number of particles embedded in zironiacitations
- 2018Influence of Sodium Hypochlorite and Ultrasounds on Surface Appearance of Biodentine Bioceramic Material and its Chemical Composition in Perforation Closure
- 2017Low-pressure carburizing in a large-chamber device for high-performance and precision thermal treatment of parts of mechanical gear
- 2015The possibility of use of laser-modified Ti6Al4V alloy in friction pairs in endoprostheses
- 2015Welding of prosthetic alloys
- 2014The effect of abrasive blasting on the strength of a joint between dental porcelain and metal base
Places of action
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article
Analysis of the Surface Condition and Changes in Crystallographic Structure of Zirconium Oxide Affected by Mechanical Processing
Abstract
Zirconium oxide is a material commonly used in dental prosthetics for making cups of permanent prosthetic restorations. In order to properly prepare the surface of zirconium oxide for prosthetic treatment, it must be veneered with ceramics. The quality of cup-veneered ceramics is dependent on many factors, including the surface free energy (SFE) and transformation of zirconium oxide. The aim of the study was to investigate the type of phase transition and the value of free energy of the surface subjected to machining (wet and dry grinding, polishing). Quantitative and qualitative phase identification measurements showed that mechanical treatment causes transformation of the tetragonal phase into a monoclinic phase in the zirconium oxide surface. Prepared samples were analyzed by means of X-ray diffraction (XRD), which confirmed the phenomenon of transition. Measurements of the wetting angle and the calculated values of the surface free energy (SFE) showed no significant differences between the samples subjected to each treatment.