Assessment of sodium thiosulfate neutralizing effect on micro-hardness of dentin treated with sodium hypochlorite [PDF]
BMC Oral Health, 2020 Background This study aims to evaluate the ability of sodium thiosulfate (STS) to neutralize the adverse effect of sodium hypochlorite (NaOCl) on dentin micro-hardness. Methods Fifty single-rooted teeth were longitudinally sectioned.
Safoora Sahebi +3 more
doaj +3 more sources
Assessment of Micro-Hardness, Degree of Conversion, and Flexural Strength for Single-Shade Universal Resin Composites. [PDF]
Polymers (Basel), 2022 Single-shade universal resin composites (SsURC) are preferred in clinical practice to reduce time for shade selection and obtain good esthetic results. In this study, the static mechanical properties of seven new SsURCs were investigated, their spectral ...
Yılmaz Atalı P +9 more
europepmc +2 more sources
On the Application of Vickers Micro Hardness Testing to Isotactic Polypropylene. [PDF]
Polymers (Basel), 2022 Hardness is a useful measure of a material’s resistance to permanent indentation; but for viscoelastic polymers, hardness data are highly dependent on the test type and the parameter set chosen.
Wu H +7 more
europepmc +2 more sources
The Effect of Dentifrice on Micro-Hardness, Surface Gloss, and Micro-Roughness of Nano Filled Conventional and Bulk-Fill Polymer Composite-A Micro Indentation and Profilometric Study. [PDF]
Materials (Basel), 2022 The aim of the present study was to evaluate the effect of brushing with two whitening dentifrices (Colgate Optic White (COW) and Colgate Optic White Charcoal (COC)) on surface gloss, micro-roughness, and micro-hardness of nanostructured hybrid ...
Binhasan M +9 more
europepmc +2 more sources
Influence of Incorporating 5% Weight Titanium Oxide Nanoparticles on Flexural Strength, Micro-Hardness, Surface Roughness and Water Sorption of Dental Self-Cured Acrylic Resin. [PDF]
Polymers (Basel), 2022 Background: Polymethyl methacrylate (PMMA) is used in fabricating acrylic denture bases. Repairing a fractured acrylic denture base can be done by self-cured PMMA, yet this is still a weak point after repair.
Abdelraouf RM +3 more
europepmc +2 more sources
Enamel Remineralization Competence of a Novel Fluoride-Incorporated Bioactive Glass Toothpaste-A Surface Micro-Hardness, Profilometric, and Micro-Computed Tomographic Analysis. [PDF]
Tomography, 2021 This study aimed to analyze the enamel remineralization efficacy of a novel fluoridated bioactive glass (F-BG) toothpaste compared to a standard fluoride toothpaste.
Farooq I +7 more
europepmc +2 more sources
Evaluating the Effect of Sumac Extract on Dentine Micro-Hardness during pH Cycling [PDF]
Journal of Dentistry, 2023 Statement of the Problem: Although sumac extract (SE) is reported as a collagen cross linker, the available data regarding its effect on the dentine micro-hardness is quite sparse.Purpose: Therefore, the aim of this study includes evaluating the effect ...
Mohammad Amin Akbari +6 more
doaj +2 more sources
New Resin-Based Bulk-Fill Composites: in vitro Evaluation of Micro-Hardness and Depth of Cure as Infection Risk Indexes. [PDF]
Materials (Basel), 2020 The current in vitro study evaluated the Vickers hardness number (VHN) and hardness ratio of four bulk-fill composites (VisCalor bulk; Admira Fusion x-tra; x-tra fil; and GrandioSO x-tra-Voco, Cuxhaven, Germany) to assess the risk of bacterial ...
Colombo M +5 more
europepmc +2 more sources
In-situ Monitoring on Micro-hardness of Laser Molten Zone on AISI4140 Steel by Spectral Analysis. [PDF]
Sci Rep, 2020 The real-time monitoring technology plays a significant role in the field of laser aided manufacturing. It not only ensures the product quality, but also saves time and expenditure on the subsequent testing.
Wang S, Wang Y, Liu C, Mazumder J.
europepmc +2 more sources
Color Stability and Micro-Hardness of Bulk-Fill Composite Materials after Exposure to Common Beverages. [PDF]
Materials (Basel), 2020 Objectives: To assess the color stability and surface microhardness of Bulk-Fill composite materials available in the Saudi Arabia market. Methods: Five composite materials (Filtek Z350, Filtek Bulk-Fill, Tetric N-Ceram Bulk-Fill, Sonic Fill 2, and SDR ...
Bahbishi N +3 more
europepmc +2 more sources