Results 111 to 120 of about 78,062 (293)

The Dental Misinformation Epidemic: An Evaluation of Quality, Accuracy and Educational Impact in Youtube's Tooth Bleaching Content

open access: yesEuropean Journal of Dental Education, EarlyView.
ABSTRACT Introduction The proliferation of inaccurate information about tooth bleaching on the internet poses a growing risk to oral health, promoting potentially harmful practices while undermining evidence‐based professional guidance. Objective Evaluate the quality, reliability, and educational impact of tooth bleaching videos on YouTube ...
Letícia de Azevedo Lima Silva   +4 more
wiley   +1 more source

Effect of a Synthetized Herbal Remineralizing Paste on Enamel Microhardness

open access: yesJournal of Dental School
Objectives This study aimed to synthesize an herbal remineralizing paste containing the extracts of Miswak, licorice, aloe vera, propolis, and honey and compare its effect with 5% sodium fluoride (NaF) and 1.23% acidulated phosphate fluoride (APF) on ...
Mohadese Shokripour, Shiva Kavousinejad
doaj   +1 more source

Microstructures and mechanical properties of pure tantalum processed by high-pressure torsion

open access: yes, 2014
A body-centred cubic (BCC) structure metal, tantalum, was processed by high- pressure torsion (HPT) at room temperature with different numbers of rotations. The microstructural evolution was studied by electron backscatter diffraction (EBSD).
Huang, Yi   +3 more
core   +1 more source

Dentifrices for preventing erosive tooth wear: An in vitro comparative study

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract Erosive tooth wear is a progressive condition that compromises enamel structure and requires preventive strategies. This in vitro study aimed to compare the protective effects of fluoride‐based dentifrices containing various bioactive agents on sound enamel subjected to simulated erosive–abrasive challenges.
Juliellen Luiz da Cunha   +6 more
wiley   +1 more source

Effect of chloroform, eucalyptol and orange oil solvents on the microhardness of human root dentin.

open access: yesFrontiers in Dentistry, 2015
This study aimed to assess the effect of chloroform, eucalyptol and orange oil solvents on the microhardness of human root dentin.Sixty-eight single-rooted single-canal extracted human premolar teeth were used.
Sedigheh Khedmat   +3 more
doaj  

Evaluation of physical, chemical, and color‐matching properties of monochromatic resin composites: An in vitro study

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract The objectives of this study are to evaluate, in vitro, the microhardness, sorption, solubility, color stability, and color‐matching ability of monochromatic resin composites: Palfique Omnichroma / Tokuyama (Mono1) and Vittra APS Unique / FGM (Mono2) compared with the conventional resin composite: Filtek Z250 XT / Solventum (Conv).
Ericka dos Santos Lopes   +5 more
wiley   +1 more source

Influence of printing orientation and post‐curing on optical and surface properties of definitive three‐dimensional‐printed dental resin with inorganic fillers

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract This study evaluated the influence of printing orientation and post‐curing on the color stability, gloss retention, and surface microhardness of a definitive three‐dimensional (3D)‐printed dental resin, a high‐strength photopolymer with inorganic fillers designed for permanent restorations, after immersion in a staining solution.
Luana dos Santos Souza   +4 more
wiley   +1 more source

Microhardness testing of plastics

open access: yesPolymer Testing, 1982
Abstract Microhardness measurements have been carried out on polymethyl methacrylate, unplasticised polyvinyl chloride, polypropylene and acetal coplymer using two different test methods. In one case the depth of penetration of a Vickers indenter is measured during application of the load and in the other case the size of the Vickers indent has been ...
openaire   +1 more source

Physicochemical and remineralisation properties of calcium silicate and glass ionomer cements applied in simulated caries‐affected dentine

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract Calcium silicate‐based and glass ionomer cements are often used in caries‐affected dentine. This study investigated the remineralising and physicochemical properties of two calcium silicates and a glass ionomer cement. Human molars with Class I cavities were subjected to pH cycling to simulate caries lesions.
Monika Lukomska‐Szymanska   +7 more
wiley   +1 more source

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