Results 11 to 20 of about 7,059 (228)

Preventive and Therapeutic Effects of Plant-Derived Compounds on Tooth Erosion: A Systematic Review and Meta-Analysis of In Situ and In Vitro Studies. [PDF]

open access: yesClin Exp Dent Res
ABSTRACT Objectives Tooth erosion is the nonbacterial and irreversible pathological dissolution of enamel and dentin, and is primarily influenced by lifestyle. This systematic review and meta‐analysis aimed to evaluate the preventive and therapeutic effects of plant‐derived compounds on tooth erosion using evidence from in vitro and in situ studies ...
Memarpour M   +5 more
europepmc   +2 more sources

Bragg crystal monochromators

open access: yesMajor Reference Works, Page 290-301., 2021
International Tables for Crystallography is the definitive resource and reference work for crystallography and structural science.

Each of the eight volumes in the series contains articles and tables of data relevant to crystallographic research and to applications of crystallographic methods in all sciences concerned with the ...
John P. Sutter C. Chantler   +2 more
wiley  

+1 more source

Atenolol increases dental mineralization in male offspring of treated hypertensive rats and normotensive rats [PDF]

open access: yesBrazilian Oral Research, 2020
This study evaluates how atenolol affects dental mineralization in offspring of female spontaneously hypertensive rats (fSHR) and normotensive Wistar rats (fW). fSHR and fW were treated with atenolol (100 mg/Kg/day, orally) during pregnancy and lactation.
Gracieli Prado ELIAS   +4 more
doaj   +1 more source

Numerical Simulation of the Depth-Sensing Indentation Test with Knoop Indenter

open access: yesMetals, 2018
Depth-sensing indentation (DSI) technique allows easy and reliable determination of two mechanical properties of materials: hardness and Young’s modulus.
Maria I. Simões   +3 more
doaj   +1 more source

Hardness of Demineralized Enamel with the Application of Toothpaste Containing Green Tea Extract [PDF]

open access: yes, 2015
The aim of this study was to analyze the influence of toothpastes with or without green tea extract on the enamel hardness. Human teeth were used as specimens and surface enamel demineralization by soaking in 1% citric acid.
Indrani, D. J. (Decky)   +2 more
core   +2 more sources

Effect of disinfection techniques on physical-mechanical properties of a microwave-activated acrylic resin

open access: yesPolímeros, 2018
The effects of disinfection by microwave irradiation and immersion in peracetic acid on the physical-mechanical properties of a microwave-activated acrylic resin were evaluated.
Carmen Beatriz Borges Fortes   +7 more
doaj   +1 more source

Effect of light-curing method and indirect veneering materials on the Knoop hardness of a resin cement

open access: yesBrazilian Oral Research, 2009
This study evaluated the Knoop hardness of a dual-cured resin cement (Rely-X ARC) activated solely by chemical reaction (control group) or by chemical / physical mode, light-cured through a 1.5 mm thick ceramic (HeraCeram) or composite (Artglass) disc ...
Nelson Tetsu Iriyama   +5 more
doaj   +1 more source

Wear resistance of nano-polycrystalline diamond with various hexagonal diamond contents [PDF]

open access: yes, 2012
Wear resistance of nano-polycrystalline diamond (NPD) rods containing various amounts of hexagonal diamond has been tested with a new method for practical evaluation of the wear–resistance rate of superhard ceramics, in addition to the measurements of ...
Irifune, T.   +6 more
core   +1 more source

Polymerization time for a microwave-cured acrylic resin with multiple flasks Tempo de polimerização de resina acrílica em microondas, utilizando múltiplas muflas

open access: yesBrazilian Oral Research, 2004
This study aimed at establishing the polymerization time of a microwave-cured acrylic resin (AcronTM MC), simultaneously processing 2, 4, and 6 flasks. Required time was measured according to the parameters: monomer release in water, Knoop hardness, and ...
Daniela Maffei Botega   +4 more
doaj   +1 more source

Knoop microhardness and FT-Raman evaluation of composite resins: influence of opacity and photoactivation source [PDF]

open access: yes, 2011
The aim of this study was to evaluate the degree of conversion by Knoop microhardness (KHN) and FT-Raman spectroscopy (FTIR) of one nanofilled (Filtek Supreme-3M-ESPE [FS]) and one microhybrid composite (Charisma-Heraeus-Kulzer [CH]), each with different
ALBINO, Luis Gustavo Barrotte   +3 more
core   +2 more sources

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