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YENİ İKİ TİP KOMPOZİT MATERYALİN MEKANİK ÖZELLİKLERİNİN KARŞILAŞTIRILMASI
Published 2018-12-01“…Her bir materyalden silindir şeklinde (10x2mm boyutlarında) 20’şer örnek hazırlandı ve sonrasında örneklerin Ra cinsinden yüzey pürüzlülüğü ve Vickers sertlik değerleri belirlendi. Daha sonra her bir materyalden (2x2x25 mm boyutunda) dikdörtgen şeklinde örnekler hazırlanarak, instron cihazında 1 mm/dk hızda bükme dayanımı değerleri belirlendi. …”
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The antibiofilm effect and mechanism of silver nanowire-modified glass ionomer cement against multi-species oral biofilm
Published 2025-01-01“…Compressive strength, surface roughness, hardness, and wettability were measured by a universal testing machine, an atomic force microscope (AFM), a Vickers microhardness tester, and a contact angle meter, respectively. …”
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Response characterization on the microstructure, and mechanical and corrosion behavior of clad rebars of different weld materials
Published 2025-07-01“…The microstructure of the welded joints of four different types of welding metals was observed using a metallographic microscope, the hardness distribution of the welded joints was measured using a Vickers hardness tester, and the corrosion resistance and corrosion behavior of four types of welding materials were investigated through electrochemical corrosion experiments using a scanning electron microscope (SEM). …”
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Effectiveness of Nanohydroxyapatite on Demineralization of Enamel and Cementum Surrounding Margin of Yttria-Stabilized Zirconia Polycrystalline Ceramic Restoration
Published 2021-01-01“…The enamel and cementum area of 4 × 4 mm2 neighboring zirconia was applied with either NHA or CP, while one group was left no treatment (NT) before demineralized with carbopal. Vickers hardness (VHN) of enamel and cementum was evaluated before material application (BM), after material application (AM), and after demineralization (AD). …”
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Characterization of two iron bullets from the royal ammunition factory of Eugi (Spain)
Published 2018-01-01“…The microhardness analyses carried out revealed Vickers hardness differences along the diameter. This variation could be explained by the differences in cooling rate along the diameter. …”
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Evaluation of the impact of acidic medications and fluoride-containing mouthwash on the enamel surface using quantitative light-induced fluorescence, microhardness, and scanning el...
Published 2025-01-01“…Forty-eight samples were tested for surface demineralization via quantitative laser fluorescence (QLF), and the other forty-eight samples were tested for enamel microhardness via a Vickers hardness tester. The samples were divided into six groups: (i) Group DW_NF- samples immersed in distilled water with no fluoride exposure; (ii) Group DW_F- samples immersed in distilled water with intermittent fluoride exposure; (iii) Group VC_NF- samples treated with vitamin C only; (iv) Group VC_F- samples treated with vitamin C and fluoride mouthwash; (v) Group SB_NF- samples exposed to salbutamol inhaler with no fluoride exposure; (vi) Group SB_NF- samples exposed to salbutamol inhaler followed by fluoride exposure. …”
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Hot press sintering of Y2O3-Al2O3 glasses: Impact of particle size on thermal behaviour, sintering ability and mechanical properties of sintered bodies
Published 2025-01-01“…The bulk glass ceramic with fine lamellar eutectic microstructure and interesting mechanical properties (Vickers hardness HV=17.6 ± 0.2 GPa, indentation fracture toughness KIC = 4.3 ± 0.3 MPa.m1/2) resulted from the sintering of microspheres milled for 6h under the “gentlest” conditions (milling speed - 200 rpm, and milling balls size - 5 mm in diameter).…”
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Improved Mechanical Performances of Hastelloy C276 Composite Coatings Reinforced with SiC by Laser Cladding
Published 2024-12-01“…The phase compositions, elemental distribution, microstructural characteristics, hardness, wear resistance and corrosion resistance of the composite coatings were analyzed using X-ray diffraction (XRD), scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy (EDS), Vickers hardness testing, friction-wear testing and electrochemical methods. …”
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Technological dental sealants: in vitro evaluation of material properties and antibiofilm potential
Published 2025-02-01“…Abstract Background Due to the launch of new self-etching and self-adhesive sealing materials combined with the release of bioactive ions in the dental market, this in vitro study aimed to compare physical values of surface roughness (RS), vickers microhardness (VM), compositional energy dispersive spectroscopy (EDS), scanning electron microscopy (SEM), microbiological tests (inhibition halo-HI and surface microbial adhesion-MAS) and mechanical microshear bond strength (MBS). …”
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Abrasive resistance and microhardness of self-adhesive (Surefil one) and conventional bulk fill composites: An- in vitro study.
Published 2023-12-01“…For the microhardness test, thirty cylindrical specimens (6 mm× 8 mm) (n= 10) were fabricated to assess the microhardness, top and bottom surfaces were tested using Vicker Hardness test. The results were analyized with a one-way ANOVA test, the post-hoc comparisons were examined in Tukey test. …”
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