Results 51 to 60 of about 23,616 (256)

The Effects of Charcoal Toothpaste on Microhardness and Surface Roughness of Nanofilled, Micro hybrid Resin Composite and Resin Modified Glass Ionomer [PDF]

open access: yesERU Research Journal
This study evaluated the effects of charcoal toothpaste on the microhardness and surface roughness of nanofilled, micro hybrid resin composite and resin modified glass ionomer. A total of 120 samples (40 samples per each material). Group A: forty samples
Emad Mohamed, Raghda Kamh
doaj   +1 more source

Comparison of the Microhardness of Surface Enamel Exposed to Anti-asthmatic Inhalants

open access: yesThe Journal of Contemporary Dental Practice, 2022
To determine the effect of anti-asthmatic inhalers salbutamol and budesonide on the surface microhardness of bovine tooth enamel.The study was experimental, prospective, longitudinal, and comparative. The sample consisted of permanent mandibular incisors, which were prepared in (n = 90) blocks of dental enamel of size 3 × 3 mm and 2 mm thick, separated
Janet, Gutierrez   +5 more
openaire   +2 more sources

Performance Analysis of Abradable Coating Systems for Aircraft Gas Turbines

open access: yesAdvanced Engineering Materials, EarlyView.
Three CoNiCrAlY/YSZ/MgAl2O4 abradable liner configurations on a nickel‐superalloy are evaluated by thermal‐gradient cycling and incursion tests. Laser ablation of the bondcoat and/or Y2O3‐stabilized ZrO2 (YSZ) intermediate layer increases mechanical interlocking and bonding for thick topcoats.
Hanna Heyl   +4 more
wiley   +1 more source

Avaliação da microdureza da dentina radicular após o uso de soluções irrigadoras e do curativo com hidróxido de cálcio [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Programa de Pós-Graduação em Odontologia, Florianópolis, 2014.O objetivo deste estudo foi avaliar a influência do uso de soluções irrigadoras e do uso ...
Pinto, Larissa Fernanda
core  

SURFACE MORPHOLOGY AND MICROHARDNESS BEHAVIOR OF 316L IN HAP-PMEDM [PDF]

open access: yes, 2019
The development of biomaterials for implants nowadays requires materials with superior mechanical and physical properties for enhanced osseointegration and sustained longevity.
Singh, Gurpreet   +5 more
core   +2 more sources

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

The effects of smoothies on enamel erosion: an in situ study [PDF]

open access: yes, 2012
Aims: To measure, in vitro, the pH and titratable acidity (TA) of various soft drinks and to assess the effect of smoothies on erosive tooth surface loss of enamel following a 21-day pH cycling protocol using an in situ model. Methods: The inherent pH of
Ali, Hanein
core  

Impact of various remineralizing agents on artificial white spot lesion on primary teeth—A comparative study

open access: yesJournal of Pharmacy and Bioallied Sciences, 2023
Aim: The aim of the current research was to assess the effectiveness of different remineralizing substances on artificial white spot lesions on deciduous teeth.
Abdulhamid Al Ghwainem
doaj   +1 more source

Microstructure Evolution of a VMnFeCoNi High‐Entropy Alloy After Synthesis, Swaging, and Annealing

open access: yesAdvanced Engineering Materials, EarlyView.
The synthesis and processing (rotary swaging and annealing) of the novel VMnFeCoNi alloy is investigated, alongside the estimation of the grain size effect on hardness. Analysis of a wide grain size range of recrystallized microstructures (12–210 µm) reveals a low annealing twin density.
Aditya Srinivasan Tirunilai   +6 more
wiley   +1 more source

Influência de agentes clareadores na microdureza de resinas compostas para restaurações diretas [PDF]

open access: yes, 2011
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências da Saúde. Odontologia.O objetivo deste trabalho foi avaliar, por meio de uma revisão de literatura, o efeito de agentes clareadores nas propriedades de superfície de resinas ...
Dias, André Melo Viana
core  

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